LCOV - code coverage report
Current view: top level - alma/ASDM - VLAWVRTable.cc (source / functions) Hit Total Coverage
Test: casa_coverage.info Lines: 19 443 4.3 %
Date: 2023-10-25 08:47:59 Functions: 5 38 13.2 %

          Line data    Source code
       1             : 
       2             : /*
       3             :  * ALMA - Atacama Large Millimeter Array
       4             :  * (c) European Southern Observatory, 2002
       5             :  * (c) Associated Universities Inc., 2002
       6             :  * Copyright by ESO (in the framework of the ALMA collaboration),
       7             :  * Copyright by AUI (in the framework of the ALMA collaboration),
       8             :  * All rights reserved.
       9             :  * 
      10             :  * This library is free software; you can redistribute it and/or
      11             :  * modify it under the terms of the GNU Lesser General Public
      12             :  * License as published by the Free software Foundation; either
      13             :  * version 2.1 of the License, or (at your option) any later version.
      14             :  * 
      15             :  * This library is distributed in the hope that it will be useful,
      16             :  * but WITHOUT ANY WARRANTY, without even the implied warranty of
      17             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      18             :  * Lesser General Public License for more details.
      19             :  * 
      20             :  * You should have received a copy of the GNU Lesser General Public
      21             :  * License along with this library; if not, write to the Free Software
      22             :  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
      23             :  * MA 02111-1307  USA
      24             :  *
      25             :  * Warning!
      26             :  *  -------------------------------------------------------------------- 
      27             :  * | This is generated code!  Do not modify this file.                  |
      28             :  * | If you do, all changes will be lost when the file is re-generated. |
      29             :  *  --------------------------------------------------------------------
      30             :  *
      31             :  * File VLAWVRTable.cpp
      32             :  */
      33             : #include <alma/ASDM/ConversionException.h>
      34             : #include <alma/ASDM/DuplicateKey.h>
      35             : #include <alma/ASDM/OutOfBoundsException.h>
      36             : 
      37             : using asdm::ConversionException;
      38             : using asdm::DuplicateKey;
      39             : using asdm::OutOfBoundsException;
      40             : 
      41             : #include <alma/ASDM/ASDM.h>
      42             : #include <alma/ASDM/VLAWVRTable.h>
      43             : #include <alma/ASDM/VLAWVRRow.h>
      44             : #include <alma/ASDM/Parser.h>
      45             : 
      46             : using asdm::ASDM;
      47             : using asdm::VLAWVRTable;
      48             : using asdm::VLAWVRRow;
      49             : using asdm::Parser;
      50             : 
      51             : #include <iostream>
      52             : #include <fstream>
      53             : #include <iterator>
      54             : #include <sstream>
      55             : #include <set>
      56             : #include <algorithm>
      57             : using namespace std;
      58             : 
      59             : #include <alma/ASDM/Misc.h>
      60             : using namespace asdm;
      61             : 
      62             : #include <libxml/parser.h>
      63             : #include <libxml/tree.h>
      64             : 
      65             : #ifndef WITHOUT_BOOST
      66             : #include "boost/filesystem/operations.hpp"
      67             : #include <boost/algorithm/string.hpp>
      68             : #else
      69             : #include <sys/stat.h>
      70             : #endif
      71             : 
      72             : namespace asdm {
      73             :         // The name of the entity we will store in this table.
      74             :         static string entityNameOfVLAWVR = "VLAWVR";
      75             :         
      76             :         // An array of string containing the names of the columns of this table.
      77             :         // The array is filled in the order : key, required value, optional value.
      78             :         //
      79             :         static string attributesNamesOfVLAWVR_a[] = {
      80             :                 
      81             :                         "antennaId"
      82             :                 ,
      83             :                         "timeInterval"
      84             :                 
      85             :                 
      86             :                         , "numChan"
      87             :                 
      88             :                         , "hiValues"
      89             :                 
      90             :                         , "loValues"
      91             :                                 
      92             :                 
      93             :                         , "chanFreqCenter"
      94             :                 
      95             :                         , "chanWidth"
      96             :                 
      97             :                         , "wvrId"
      98             :                                 
      99             :         };
     100             :         
     101             :         // A vector of string whose content is a copy of the strings in the array above.
     102             :         //
     103             :         static vector<string> attributesNamesOfVLAWVR_v (attributesNamesOfVLAWVR_a, attributesNamesOfVLAWVR_a + sizeof(attributesNamesOfVLAWVR_a) / sizeof(attributesNamesOfVLAWVR_a[0]));
     104             : 
     105             :         // An array of string containing the names of the columns of this table.
     106             :         // The array is filled in the order where the names would be read by default in the XML header of a file containing
     107             :         // the table exported in binary mode.
     108             :         //      
     109             :         static string attributesNamesInBinOfVLAWVR_a[] = {
     110             :     
     111             :          "antennaId" , "timeInterval" , "numChan" , "hiValues" , "loValues" 
     112             :         ,
     113             :          "chanFreqCenter" , "chanWidth" , "wvrId" 
     114             :     
     115             :         };
     116             :                                         
     117             :         // A vector of string whose content is a copy of the strings in the array above.
     118             :         //
     119             :         static vector<string> attributesNamesInBinOfVLAWVR_v(attributesNamesInBinOfVLAWVR_a, attributesNamesInBinOfVLAWVR_a + sizeof(attributesNamesInBinOfVLAWVR_a) / sizeof(attributesNamesInBinOfVLAWVR_a[0]));                
     120             :         
     121             : 
     122             :         // The array of attributes (or column) names that make up key key.
     123             :         //
     124             :         string keyOfVLAWVR_a[] = {
     125             :         
     126             :                 "antennaId"
     127             :         ,
     128             :                 "timeInterval"
     129             :                  
     130             :         };
     131             :          
     132             :         // A vector of strings which are copies of those stored in the array above.
     133             :         vector<string> keyOfVLAWVR_v(keyOfVLAWVR_a, keyOfVLAWVR_a + sizeof(keyOfVLAWVR_a) / sizeof(keyOfVLAWVR_a[0]));
     134             : 
     135             :         /**
     136             :          * Return the list of field names that make up key key
     137             :          * as a const reference to a vector of strings.
     138             :          */     
     139           0 :         const vector<string>& VLAWVRTable::getKeyName() {
     140           0 :                 return keyOfVLAWVR_v;
     141             :         }
     142             : 
     143             : 
     144         110 :         VLAWVRTable::VLAWVRTable(ASDM &c) : container(c) {
     145             : 
     146             :                 // Define a default entity.
     147         110 :                 entity.setEntityId(EntityId("uid://X0/X0/X0"));
     148         110 :                 entity.setEntityIdEncrypted("na");
     149         110 :                 entity.setEntityTypeName("VLAWVRTable");
     150         110 :                 entity.setEntityVersion("1");
     151         110 :                 entity.setInstanceVersion("1");
     152             :                 
     153             :                 // Archive XML
     154         110 :                 archiveAsBin = false;
     155             :                 
     156             :                 // File XML
     157         110 :                 fileAsBin = false;
     158             :                 
     159             :                 // By default the table is considered as present in memory
     160         110 :                 presentInMemory = true;
     161             :                 
     162             :                 // By default there is no load in progress
     163         110 :                 loadInProgress = false;
     164         110 :         }
     165             :         
     166             : /**
     167             :  * A destructor for VLAWVRTable.
     168             :  */
     169         220 :         VLAWVRTable::~VLAWVRTable() {
     170         110 :                 for (unsigned int i = 0; i < privateRows.size(); i++) 
     171           0 :                         delete(privateRows.at(i));
     172         220 :         }
     173             : 
     174             :         /**
     175             :          * Container to which this table belongs.
     176             :          */
     177           0 :         ASDM &VLAWVRTable::getContainer() const {
     178           0 :                 return container;
     179             :         }
     180             : 
     181             :         /**
     182             :          * Return the number of rows in the table.
     183             :          */
     184          39 :         unsigned int VLAWVRTable::size() const {
     185          39 :                 if (presentInMemory) 
     186          39 :                         return privateRows.size();
     187             :                 else
     188           0 :                         return declaredSize;
     189             :         }
     190             :         
     191             :         /**
     192             :          * Return the name of this table.
     193             :          */
     194         165 :         string VLAWVRTable::getName() const {
     195         165 :                 return entityNameOfVLAWVR;
     196             :         }
     197             :         
     198             :         /**
     199             :          * Return the name of this table.
     200             :          */
     201           0 :         string VLAWVRTable::name() {
     202           0 :                 return entityNameOfVLAWVR;
     203             :         }
     204             :         
     205             :         /**
     206             :          * Return the the names of the attributes (or columns) of this table.
     207             :          */
     208           0 :         const vector<string>& VLAWVRTable::getAttributesNames() { return attributesNamesOfVLAWVR_v; }
     209             :         
     210             :         /**
     211             :          * Return the the names of the attributes (or columns) of this table as they appear by default
     212             :          * in an binary export of this table.
     213             :          */
     214           0 :         const vector<string>& VLAWVRTable::defaultAttributesNamesInBin() { return attributesNamesInBinOfVLAWVR_v; }
     215             : 
     216             :         /**
     217             :          * Return this table's Entity.
     218             :          */
     219           0 :         Entity VLAWVRTable::getEntity() const {
     220           0 :                 return entity;
     221             :         }
     222             : 
     223             :         /**
     224             :          * Set this table's Entity.
     225             :          */
     226           0 :         void VLAWVRTable::setEntity(Entity e) {
     227           0 :                 this->entity = e; 
     228           0 :         }
     229             :         
     230             :         //
     231             :         // ====> Row creation.
     232             :         //
     233             :         
     234             :         /**
     235             :          * Create a new row.
     236             :          */
     237           0 :         VLAWVRRow *VLAWVRTable::newRow() {
     238           0 :                 return new VLAWVRRow (*this);
     239             :         }
     240             :         
     241             : 
     242             :         /**
     243             :          * Create a new row initialized to the specified values.
     244             :          * @return a pointer on the created and initialized row.
     245             :         
     246             :          * @param antennaId 
     247             :         
     248             :          * @param timeInterval 
     249             :         
     250             :          * @param numChan 
     251             :         
     252             :          * @param hiValues 
     253             :         
     254             :          * @param loValues 
     255             :         
     256             :      */
     257           0 :         VLAWVRRow* VLAWVRTable::newRow(Tag antennaId, ArrayTimeInterval timeInterval, int numChan, std::vector<float > hiValues, std::vector<float > loValues){
     258           0 :                 VLAWVRRow *row = new VLAWVRRow(*this);
     259             :                         
     260           0 :                 row->setAntennaId(antennaId);
     261             :                         
     262           0 :                 row->setTimeInterval(timeInterval);
     263             :                         
     264           0 :                 row->setNumChan(numChan);
     265             :                         
     266           0 :                 row->setHiValues(hiValues);
     267             :                         
     268           0 :                 row->setLoValues(loValues);
     269             :         
     270           0 :                 return row;             
     271             :         }       
     272             :         
     273             : 
     274             : 
     275           0 : VLAWVRRow* VLAWVRTable::newRow(VLAWVRRow* row) {
     276           0 :         return new VLAWVRRow(*this, row);
     277             : }
     278             : 
     279             :         //
     280             :         // Append a row to its table.
     281             :         //
     282             : 
     283             :         
     284             :         
     285             :                 
     286             :                 
     287             :         /** 
     288             :          * Returns a string built by concatenating the ascii representation of the
     289             :          * parameters values suffixed with a "_" character.
     290             :          */
     291           0 :          string VLAWVRTable::Key(Tag antennaId) {
     292           0 :                 ostringstream ostrstr;
     293             :                         ostrstr  
     294             :                         
     295           0 :                                 <<  antennaId.toString()  << "_"
     296             :                         
     297             :                         ;
     298           0 :                 return ostrstr.str();           
     299             :          }
     300             :          
     301             :                         
     302             :                         
     303           0 :         VLAWVRRow* VLAWVRTable::add(VLAWVRRow* x) {
     304           0 :                 ArrayTime startTime = x->getTimeInterval().getStart();
     305             : 
     306             :                 /*
     307             :                  * Is there already a context for this combination of not temporal 
     308             :                  * attributes ?
     309             :                  */
     310             :                 string k = Key(
     311           0 :                                                 x->getAntennaId()
     312           0 :                                            );
     313             :  
     314           0 :                 if (context.find(k) == context.end()) { 
     315             :                         // There is not yet a context ...
     316             :                         // Create and initialize an entry in the context map for this combination....
     317           0 :                         TIME_ROWS v;
     318           0 :                         context[k] = v;                 
     319             :                 }
     320             :                 
     321           0 :                 return insertByStartTime(x, context[k]);
     322             :         }       
     323             :                         
     324             :                 
     325             :         
     326             :                 
     327           0 :         void VLAWVRTable::addWithoutCheckingUnique(VLAWVRRow * x) {
     328           0 :                 VLAWVRRow * dummy = checkAndAdd(x, true); // We require the check for uniqueness to be skipped.
     329             :                                                            // by passing true in the second parameter
     330             :                                                            // whose value by default is false.
     331             :                 // this statement is never executed, but it hides the unused return value from the compiler to silence that warning.
     332             :                 if (false) cout << (unsigned long long) dummy;
     333           0 :         }
     334             :         
     335             : 
     336             : 
     337             : 
     338             :         // 
     339             :         // A private method to append a row to its table, used by input conversion
     340             :         // methods, with row uniqueness.
     341             :         //
     342             : 
     343             :         
     344             :         
     345             :                 
     346             :                 
     347             :                         
     348             :                         
     349             :                         
     350             :                         
     351           0 :         VLAWVRRow*  VLAWVRTable::checkAndAdd(VLAWVRRow* x, bool /* skipCheckUniqueness */ ) {
     352             :                 string keystr = Key( 
     353           0 :                                                 x->getAntennaId() 
     354           0 :                                            ); 
     355           0 :                 if (context.find(keystr) == context.end()) {
     356           0 :                         vector<VLAWVRRow *> v;
     357           0 :                         context[keystr] = v;
     358             :                 }
     359             :                 
     360           0 :                 vector<VLAWVRRow*>& found = context.find(keystr)->second;
     361           0 :                 return insertByStartTime(x, found);                     
     362             :         }
     363             :                         
     364             :                                         
     365             :                 
     366             : 
     367             : 
     368             : 
     369             :         //
     370             :         // A private method to brutally append a row to its table, without checking for row uniqueness.
     371             :         //
     372             : 
     373           0 :         void VLAWVRTable::append(VLAWVRRow *x) {
     374           0 :                 privateRows.push_back(x);
     375           0 :                 x->isAdded(true);
     376           0 :         }
     377             : 
     378             : 
     379             : 
     380             : 
     381             : 
     382           0 :          vector<VLAWVRRow *> VLAWVRTable::get() {
     383           0 :                 checkPresenceInMemory();
     384           0 :             return privateRows;
     385             :          }
     386             :          
     387           0 :          const vector<VLAWVRRow *>& VLAWVRTable::get() const {
     388           0 :                 const_cast<VLAWVRTable&>(*this).checkPresenceInMemory();      
     389           0 :             return privateRows;
     390             :          }       
     391             :                 
     392             : 
     393             : 
     394             : 
     395             : 
     396             :         
     397             : 
     398             :         
     399             :         
     400             :                 
     401           0 :          vector<VLAWVRRow *> *VLAWVRTable::getByContext(Tag antennaId) {
     402             :                 //if (getContainer().checkRowUniqueness() == false)
     403             :                         //throw IllegalAccessException ("The method 'getByContext' can't be called because the dataset has been built without checking the row uniqueness.", "VLAWVRTable");
     404             : 
     405           0 :                 checkPresenceInMemory();
     406           0 :                 string k = Key(antennaId);
     407             :  
     408           0 :             if (context.find(k) == context.end()) return 0;
     409           0 :            else return &(context[k]);               
     410             :         }               
     411             :                 
     412             :         
     413             : 
     414             : 
     415             :         
     416             :                 
     417             :                 
     418             :                         
     419             :                         
     420             :                         
     421             : /*
     422             :  ** Returns a VLAWVRRow* given a key.
     423             :  ** @return a pointer to the row having the key whose values are passed as parameters, or 0 if
     424             :  ** no row exists for that key.
     425             :  **
     426             :  */
     427             :                                 
     428             :                                 
     429           0 :         VLAWVRRow* VLAWVRTable::getRowByKey(Tag antennaId, ArrayTimeInterval timeInterval)  {
     430           0 :                 checkPresenceInMemory();
     431           0 :                 string keystr = Key(antennaId);
     432           0 :                 vector<VLAWVRRow *> row;
     433             :                 
     434           0 :                 if ( context.find(keystr)  == context.end()) return 0;
     435             :                 
     436           0 :                 row = context[keystr];
     437             :                 
     438             :                 // Is the vector empty...impossible in principle !
     439           0 :                 if (row.size() == 0) return 0;
     440             :                 
     441             :                 // Only one element in the vector
     442           0 :                 if (row.size() == 1) {
     443           0 :                         VLAWVRRow* r = row.at(0);
     444           0 :                         if ( r->getTimeInterval().contains(timeInterval.getStart()))
     445           0 :                                 return r;
     446             :                         else
     447           0 :                                 return 0;
     448             :                 }
     449             :                 
     450             :                 // Optimizations
     451           0 :                 VLAWVRRow* last = row.at(row.size()-1);
     452           0 :                 if (timeInterval.getStart().get() >= (last->getTimeInterval().getStart().get()+last->getTimeInterval().getDuration().get())) return 0;
     453             :                 
     454           0 :                 VLAWVRRow* first = row.at(0);
     455           0 :                 if (timeInterval.getStart().get() < first->getTimeInterval().getStart().get()) return 0;
     456             :                 
     457             :                 
     458             :                 // More than one row 
     459             :                 // Let's use a dichotomy method for the general case..  
     460           0 :                 int k0 = 0;
     461           0 :                 int k1 = row.size() - 1;
     462           0 :                 VLAWVRRow* r = 0;
     463           0 :                 while (k0!=k1) {
     464             :                 
     465             :                         // Is the start time contained in the time interval of row #k0
     466           0 :                         r = row.at(k0);
     467           0 :                         if (r->getTimeInterval().contains(timeInterval.getStart())) return r;
     468             :                         
     469             :                         // Is the start contained in the time interval of row #k1
     470           0 :                         r = row.at(k1);
     471           0 :                         if (r->getTimeInterval().contains(timeInterval.getStart())) return r;
     472             :                         
     473             :                         // Are the rows #k0 and #k1 consecutive
     474             :                         // Then we know for sure that there is no row containing the start of timeInterval
     475           0 :                         if (k1==(k0+1)) return 0;
     476             :                         
     477             :                         // Proceed to the next step of dichotomy.
     478           0 :                         r = row.at((k0+k1)/2);
     479           0 :                         if ( timeInterval.getStart().get() <= r->getTimeInterval().getStart().get())
     480           0 :                                 k1 = (k0 + k1) / 2;
     481             :                         else
     482           0 :                                 k0 = (k0 + k1) / 2;
     483             :                 }
     484           0 :                 return 0;       
     485             :         }
     486             :                                                         
     487             :                         
     488             :                 
     489             :                 
     490             :                 
     491             :         
     492             : 
     493             : 
     494             : 
     495             : #ifndef WITHOUT_ACS
     496             :         using asdmIDL::VLAWVRTableIDL;
     497             : #endif
     498             : 
     499             : #ifndef WITHOUT_ACS
     500             :         // Conversion Methods
     501             : 
     502             :         VLAWVRTableIDL *VLAWVRTable::toIDL() {
     503             :                 VLAWVRTableIDL *x = new VLAWVRTableIDL ();
     504             :                 unsigned int nrow = size();
     505             :                 x->row.length(nrow);
     506             :                 vector<VLAWVRRow*> v = get();
     507             :                 for (unsigned int i = 0; i < nrow; ++i) {
     508             :                         //x->row[i] = *(v[i]->toIDL());
     509             :                         v[i]->toIDL(x->row[i]);
     510             :                 }
     511             :                 return x;
     512             :         }
     513             :         
     514             :         void VLAWVRTable::toIDL(asdmIDL::VLAWVRTableIDL& x) const {
     515             :                 unsigned int nrow = size();
     516             :                 x.row.length(nrow);
     517             :                 vector<VLAWVRRow*> v = get();
     518             :                 for (unsigned int i = 0; i < nrow; ++i) {
     519             :                         v[i]->toIDL(x.row[i]);
     520             :                 }
     521             :         }       
     522             : #endif
     523             :         
     524             : #ifndef WITHOUT_ACS
     525             :         void VLAWVRTable::fromIDL(VLAWVRTableIDL x) {
     526             :                 unsigned int nrow = x.row.length();
     527             :                 for (unsigned int i = 0; i < nrow; ++i) {
     528             :                         VLAWVRRow *tmp = newRow();
     529             :                         tmp->setFromIDL(x.row[i]);
     530             :                         // checkAndAdd(tmp);
     531             :                         add(tmp);
     532             :                 }
     533             :         }       
     534             : #endif
     535             : 
     536             :         
     537           0 :         string VLAWVRTable::toXML()  {
     538           0 :                 string buf;
     539             : 
     540           0 :                 buf.append("<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?> ");
     541           0 :                 buf.append("<VLAWVRTable xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:vlawvr=\"http://Alma/XASDM/VLAWVRTable\" xsi:schemaLocation=\"http://Alma/XASDM/VLAWVRTable http://almaobservatory.org/XML/XASDM/4/VLAWVRTable.xsd\" schemaVersion=\"4\" schemaRevision=\"-1\">\n");
     542             :         
     543           0 :                 buf.append(entity.toXML());
     544           0 :                 string s = container.getEntity().toXML();
     545             :                 // Change the "Entity" tag to "ContainerEntity".
     546           0 :                 buf.append("<Container" + s.substr(1,s.length() - 1)+" ");
     547           0 :                 vector<VLAWVRRow*> v = get();
     548           0 :                 for (unsigned int i = 0; i < v.size(); ++i) {
     549             :                         try {
     550           0 :                                 buf.append(v[i]->toXML());
     551           0 :                         } catch (const NoSuchRow &e) {
     552             :                         }
     553           0 :                         buf.append("  ");
     554             :                 }               
     555           0 :                 buf.append("</VLAWVRTable> ");
     556           0 :                 return buf;
     557             :         }
     558             : 
     559             :         
     560           0 :         string VLAWVRTable::getVersion() const {
     561           0 :                 return version;
     562             :         }
     563             :         
     564             : 
     565           0 :         void VLAWVRTable::fromXML(string& tableInXML)  {
     566             :                 //
     567             :                 // Look for a version information in the schemaVersion of the XML
     568             :                 //
     569             :                 xmlDoc *doc;
     570             : #if LIBXML_VERSION >= 20703
     571           0 :         doc = xmlReadMemory(tableInXML.data(), tableInXML.size(), "XMLTableHeader.xml", NULL, XML_PARSE_NOBLANKS|XML_PARSE_HUGE);
     572             : #else
     573             :                 doc = xmlReadMemory(tableInXML.data(), tableInXML.size(), "XMLTableHeader.xml", NULL, XML_PARSE_NOBLANKS);
     574             : #endif
     575           0 :                 if ( doc == NULL )
     576           0 :                         throw ConversionException("Failed to parse the xmlHeader into a DOM structure.", "VLAWVR");
     577             :                 
     578           0 :                 xmlNode* root_element = xmlDocGetRootElement(doc);
     579           0 :                 if ( root_element == NULL || root_element->type != XML_ELEMENT_NODE )
     580           0 :                 throw ConversionException("Failed to retrieve the root element in the DOM structure.", "VLAWVR");
     581             :                 
     582           0 :         xmlChar * propValue = xmlGetProp(root_element, (const xmlChar *) "schemaVersion");
     583           0 :         if ( propValue != 0 ) {
     584           0 :                 version = string( (const char*) propValue);
     585           0 :                 xmlFree(propValue);             
     586             :         }
     587             :                                                                         
     588           0 :                 Parser xml(tableInXML);
     589           0 :                 if (!xml.isStr("<VLAWVRTable")) 
     590           0 :                         error();
     591             :                 // cout << "Parsing a VLAWVRTable" << endl;
     592           0 :                 string s = xml.getElement("<Entity","/>");
     593           0 :                 if (s.length() == 0) 
     594           0 :                         error();
     595           0 :                 Entity e;
     596           0 :                 e.setFromXML(s);
     597           0 :                 if (e.getEntityTypeName() != "VLAWVRTable")
     598           0 :                         error();
     599           0 :                 setEntity(e);
     600             :                 // Skip the container's entity; but, it has to be there.
     601           0 :                 s = xml.getElement("<ContainerEntity","/>");
     602           0 :                 if (s.length() == 0) 
     603           0 :                         error();
     604             : 
     605             :                 // Get each row in the table.
     606           0 :                 s = xml.getElementContent("<row>","</row>");
     607             :                 VLAWVRRow *row;
     608           0 :                 if (getContainer().checkRowUniqueness()) {
     609             :                         try {
     610           0 :                                 while (s.length() != 0) {
     611           0 :                                         row = newRow();
     612           0 :                                         row->setFromXML(s);
     613           0 :                                         checkAndAdd(row);
     614           0 :                                         s = xml.getElementContent("<row>","</row>");
     615             :                                 }
     616             :                                 
     617             :                         }
     618           0 :                         catch (const DuplicateKey &e1) {
     619           0 :                                 throw ConversionException(e1.getMessage(),"VLAWVRTable");
     620             :                         } 
     621           0 :                         catch (const UniquenessViolationException &e1) {
     622           0 :                                 throw ConversionException(e1.getMessage(),"VLAWVRTable");     
     623             :                         }
     624           0 :                         catch (...) {
     625             :                                 // cout << "Unexpected error in VLAWVRTable::checkAndAdd called from VLAWVRTable::fromXML " << endl;
     626             :                         }
     627             :                 }
     628             :                 else {
     629             :                         try {
     630           0 :                                 while (s.length() != 0) {
     631           0 :                                         row = newRow();
     632           0 :                                         row->setFromXML(s);
     633           0 :                                         addWithoutCheckingUnique(row);
     634           0 :                                         s = xml.getElementContent("<row>","</row>");
     635             :                                 }
     636             :                         }
     637           0 :                         catch (const DuplicateKey &e1) {
     638           0 :                                 throw ConversionException(e1.getMessage(),"VLAWVRTable");
     639             :                         } 
     640           0 :                         catch (...) {
     641             :                                 // cout << "Unexpected error in VLAWVRTable::addWithoutCheckingUnique called from VLAWVRTable::fromXML " << endl;
     642             :                         }
     643             :                 }                               
     644             :                                 
     645             :                                 
     646           0 :                 if (!xml.isStr("</VLAWVRTable>")) 
     647           0 :                 error();
     648             :                 
     649             :                 //Does not change the convention defined in the model.  
     650             :                 //archiveAsBin = false;
     651             :                 //fileAsBin = false;
     652             : 
     653             :                 // clean up the xmlDoc pointer
     654           0 :                 if ( doc != NULL ) xmlFreeDoc(doc);
     655             :                 
     656           0 :         }
     657             : 
     658             :         
     659           0 :         void VLAWVRTable::error()  {
     660           0 :                 throw ConversionException("Invalid xml document","VLAWVR");
     661             :         }
     662             :         
     663             :         
     664           0 :         string VLAWVRTable::MIMEXMLPart(const asdm::ByteOrder* byteOrder) {
     665           0 :                 string UID = getEntity().getEntityId().toString();
     666           0 :                 string withoutUID = UID.substr(6);
     667           0 :                 string containerUID = getContainer().getEntity().getEntityId().toString();
     668           0 :                 ostringstream oss;
     669           0 :                 oss << "<?xml version='1.0'  encoding='ISO-8859-1'?>";
     670           0 :                 oss << "\n";
     671           0 :                 oss << "<VLAWVRTable xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:vlawvr=\"http://Alma/XASDM/VLAWVRTable\" xsi:schemaLocation=\"http://Alma/XASDM/VLAWVRTable http://almaobservatory.org/XML/XASDM/4/VLAWVRTable.xsd\" schemaVersion=\"4\" schemaRevision=\"-1\">\n";
     672           0 :                 oss<< "<Entity entityId='"<<UID<<"' entityIdEncrypted='na' entityTypeName='VLAWVRTable' schemaVersion='1' documentVersion='1'/>\n";
     673           0 :                 oss<< "<ContainerEntity entityId='"<<containerUID<<"' entityIdEncrypted='na' entityTypeName='ASDM' schemaVersion='1' documentVersion='1'/>\n";
     674           0 :                 oss << "<BulkStoreRef file_id='"<<withoutUID<<"' byteOrder='"<<byteOrder->toString()<<"' />\n";
     675           0 :                 oss << "<Attributes>\n";
     676             : 
     677           0 :                 oss << "<antennaId/>\n"; 
     678           0 :                 oss << "<timeInterval/>\n"; 
     679           0 :                 oss << "<numChan/>\n"; 
     680           0 :                 oss << "<hiValues/>\n"; 
     681           0 :                 oss << "<loValues/>\n"; 
     682             : 
     683           0 :                 oss << "<chanFreqCenter/>\n"; 
     684           0 :                 oss << "<chanWidth/>\n"; 
     685           0 :                 oss << "<wvrId/>\n"; 
     686           0 :                 oss << "</Attributes>\n";         
     687           0 :                 oss << "</VLAWVRTable>\n";
     688             : 
     689           0 :                 return oss.str();                               
     690             :         }
     691             :         
     692           0 :         string VLAWVRTable::toMIME(const asdm::ByteOrder* byteOrder) {
     693           0 :                 EndianOSStream eoss(byteOrder);
     694             :                 
     695           0 :                 string UID = getEntity().getEntityId().toString();
     696             :                 
     697             :                 // The MIME Header
     698           0 :                 eoss <<"MIME-Version: 1.0";
     699           0 :                 eoss << "\n";
     700           0 :                 eoss << "Content-Type: Multipart/Related; boundary='MIME_boundary'; type='text/xml'; start= '<header.xml>'";
     701           0 :                 eoss <<"\n";
     702           0 :                 eoss <<"Content-Description: Correlator";
     703           0 :                 eoss <<"\n";
     704           0 :                 eoss <<"alma-uid:" << UID;
     705           0 :                 eoss <<"\n";
     706           0 :                 eoss <<"\n";            
     707             :                 
     708             :                 // The MIME XML part header.
     709           0 :                 eoss <<"--MIME_boundary";
     710           0 :                 eoss <<"\n";
     711           0 :                 eoss <<"Content-Type: text/xml; charset='ISO-8859-1'";
     712           0 :                 eoss <<"\n";
     713           0 :                 eoss <<"Content-Transfer-Encoding: 8bit";
     714           0 :                 eoss <<"\n";
     715           0 :                 eoss <<"Content-ID: <header.xml>";
     716           0 :                 eoss <<"\n";
     717           0 :                 eoss <<"\n";
     718             :                 
     719             :                 // The MIME XML part content.
     720           0 :                 eoss << MIMEXMLPart(byteOrder);
     721             : 
     722             :                 // The MIME binary part header
     723           0 :                 eoss <<"--MIME_boundary";
     724           0 :                 eoss <<"\n";
     725           0 :                 eoss <<"Content-Type: binary/octet-stream";
     726           0 :                 eoss <<"\n";
     727           0 :                 eoss <<"Content-ID: <content.bin>";
     728           0 :                 eoss <<"\n";
     729           0 :                 eoss <<"\n";    
     730             :                 
     731             :                 // The MIME binary content
     732           0 :                 entity.toBin(eoss);
     733           0 :                 container.getEntity().toBin(eoss);
     734           0 :                 eoss.writeInt((int) privateRows.size());
     735           0 :                 for (unsigned int i = 0; i < privateRows.size(); i++) {
     736           0 :                         privateRows.at(i)->toBin(eoss);      
     737             :                 }
     738             :                 
     739             :                 // The closing MIME boundary
     740           0 :                 eoss << "\n--MIME_boundary--";
     741           0 :                 eoss << "\n";
     742             :                 
     743           0 :                 return eoss.str();      
     744             :         }
     745             : 
     746             :         
     747           0 :         void VLAWVRTable::setFromMIME(const string & mimeMsg) {
     748           0 :     string xmlPartMIMEHeader = "Content-ID: <header.xml>\n\n";
     749             :     
     750           0 :     string binPartMIMEHeader = "--MIME_boundary\nContent-Type: binary/octet-stream\nContent-ID: <content.bin>\n\n";
     751             :     
     752             :     // Detect the XML header.
     753           0 :     string::size_type loc0 = mimeMsg.find(xmlPartMIMEHeader, 0);
     754           0 :     if ( loc0 == string::npos) {
     755             :       // let's try with CRLFs
     756           0 :       xmlPartMIMEHeader = "Content-ID: <header.xml>\r\n\r\n";
     757           0 :       loc0 = mimeMsg.find(xmlPartMIMEHeader, 0);
     758           0 :       if  ( loc0 == string::npos ) 
     759           0 :               throw ConversionException("Failed to detect the beginning of the XML header", "VLAWVR");
     760             :     }
     761             : 
     762           0 :     loc0 += xmlPartMIMEHeader.size();
     763             :     
     764             :     // Look for the string announcing the binary part.
     765           0 :     string::size_type loc1 = mimeMsg.find( binPartMIMEHeader, loc0 );
     766             :     
     767           0 :     if ( loc1 == string::npos ) {
     768           0 :       throw ConversionException("Failed to detect the beginning of the binary part", "VLAWVR");
     769             :     }
     770             :     
     771             :     //
     772             :     // Extract the xmlHeader and analyze it to find out what is the byte order and the sequence
     773             :     // of attribute names.
     774             :     //
     775           0 :     string xmlHeader = mimeMsg.substr(loc0, loc1-loc0);
     776             :     xmlDoc *doc;
     777           0 :     doc = xmlReadMemory(xmlHeader.data(), xmlHeader.size(), "BinaryTableHeader.xml", NULL, XML_PARSE_NOBLANKS);
     778           0 :     if ( doc == NULL ) 
     779           0 :       throw ConversionException("Failed to parse the xmlHeader into a DOM structure.", "VLAWVR");
     780             :     
     781             :    // This vector will be filled by the names of  all the attributes of the table
     782             :    // in the order in which they are expected to be found in the binary representation.
     783             :    //
     784           0 :     vector<string> attributesSeq;
     785             :       
     786           0 :     xmlNode* root_element = xmlDocGetRootElement(doc);
     787           0 :     if ( root_element == NULL || root_element->type != XML_ELEMENT_NODE )
     788           0 :       throw ConversionException("Failed to parse the xmlHeader into a DOM structure.", "VLAWVR");
     789             :     
     790           0 :     const ByteOrder* byteOrder=0;
     791           0 :     if ( string("ASDMBinaryTable").compare((const char*) root_element->name) == 0) {
     792             :       // Then it's an "old fashioned" MIME file for tables.
     793             :       // Just try to deserialize it with Big_Endian for the bytes ordering.
     794           0 :       byteOrder = asdm::ByteOrder::Big_Endian;
     795             :       
     796             :          //
     797             :     // Let's consider a  default order for the sequence of attributes.
     798             :     //
     799             :     
     800             :          
     801           0 :     attributesSeq.push_back("antennaId") ; 
     802             :          
     803           0 :     attributesSeq.push_back("timeInterval") ; 
     804             :          
     805           0 :     attributesSeq.push_back("numChan") ; 
     806             :          
     807           0 :     attributesSeq.push_back("hiValues") ; 
     808             :          
     809           0 :     attributesSeq.push_back("loValues") ; 
     810             :         
     811             :          
     812           0 :     attributesSeq.push_back("chanFreqCenter") ; 
     813             :          
     814           0 :     attributesSeq.push_back("chanWidth") ; 
     815             :          
     816           0 :     attributesSeq.push_back("wvrId") ; 
     817             :         
     818             :      
     819             :     
     820             :     
     821             :     // And decide that it has version == "2"
     822           0 :     version = "2";         
     823             :      }
     824           0 :     else if (string("VLAWVRTable").compare((const char*) root_element->name) == 0) {
     825             :       // It's a new (and correct) MIME file for tables.
     826             :       //
     827             :       // 1st )  Look for a BulkStoreRef element with an attribute byteOrder.
     828             :       //
     829           0 :       xmlNode* bulkStoreRef = 0;
     830           0 :       xmlNode* child = root_element->children;
     831             :       
     832           0 :       if (xmlHasProp(root_element, (const xmlChar*) "schemaVersion")) {
     833           0 :         xmlChar * value = xmlGetProp(root_element, (const xmlChar *) "schemaVersion");
     834           0 :         version = string ((const char *) value);
     835           0 :         xmlFree(value); 
     836             :       }
     837             :       
     838             :       // Skip the two first children (Entity and ContainerEntity).
     839           0 :       bulkStoreRef = (child ==  0) ? 0 : ( (child->next) == 0 ? 0 : child->next->next );
     840             :       
     841           0 :       if ( bulkStoreRef == 0 || (bulkStoreRef->type != XML_ELEMENT_NODE)  || (string("BulkStoreRef").compare((const char*) bulkStoreRef->name) != 0))
     842           0 :         throw ConversionException ("Could not find the element '/VLAWVRTable/BulkStoreRef'. Invalid XML header '"+ xmlHeader + "'.", "VLAWVR");
     843             :         
     844             :       // We found BulkStoreRef, now look for its attribute byteOrder.
     845           0 :       _xmlAttr* byteOrderAttr = 0;
     846           0 :       for (struct _xmlAttr* attr = bulkStoreRef->properties; attr; attr = attr->next) 
     847           0 :           if (string("byteOrder").compare((const char*) attr->name) == 0) {
     848           0 :            byteOrderAttr = attr;
     849           0 :            break;
     850             :          }
     851             :       
     852           0 :       if (byteOrderAttr == 0) 
     853           0 :              throw ConversionException("Could not find the element '/VLAWVRTable/BulkStoreRef/@byteOrder'. Invalid XML header '" + xmlHeader +"'.", "VLAWVR");
     854             :       
     855           0 :       string byteOrderValue = string((const char*) byteOrderAttr->children->content);
     856           0 :       if (!(byteOrder = asdm::ByteOrder::fromString(byteOrderValue)))
     857           0 :                 throw ConversionException("No valid value retrieved for the element '/VLAWVRTable/BulkStoreRef/@byteOrder'. Invalid XML header '" + xmlHeader + "'.", "VLAWVR");
     858             :                 
     859             :          //
     860             :          // 2nd) Look for the Attributes element and grab the names of the elements it contains.
     861             :          //
     862           0 :          xmlNode* attributes = bulkStoreRef->next;
     863           0 :      if ( attributes == 0 || (attributes->type != XML_ELEMENT_NODE)  || (string("Attributes").compare((const char*) attributes->name) != 0))     
     864           0 :         throw ConversionException ("Could not find the element '/VLAWVRTable/Attributes'. Invalid XML header '"+ xmlHeader + "'.", "VLAWVR");
     865             :  
     866           0 :         xmlNode* childOfAttributes = attributes->children;
     867             :         
     868           0 :         while ( childOfAttributes != 0 && (childOfAttributes->type == XML_ELEMENT_NODE) ) {
     869           0 :                 attributesSeq.push_back(string((const char*) childOfAttributes->name));
     870           0 :                 childOfAttributes = childOfAttributes->next;
     871             :     }
     872             :     }
     873             :     // Create an EndianISStream from the substring containing the binary part.
     874           0 :     EndianISStream eiss(mimeMsg.substr(loc1+binPartMIMEHeader.size()), byteOrder);
     875             :     
     876           0 :     entity = Entity::fromBin((EndianIStream&) eiss);
     877             :     
     878             :     // We do nothing with that but we have to read it.
     879           0 :     Entity containerEntity = Entity::fromBin((EndianIStream&) eiss);
     880             : 
     881             :         // Let's read numRows but ignore it and rely on the value specified in the ASDM.xml file.    
     882           0 :     int numRows = ((EndianIStream&) eiss).readInt();
     883           0 :     if ((numRows != -1)                        // Then these are *not* data produced at the EVLA.
     884           0 :         && ((unsigned int) numRows != this->declaredSize )) { // Then the declared size (in ASDM.xml) is not equal to the one 
     885             :                                                // written into the binary representation of the table.
     886           0 :                 cout << "The a number of rows ('" 
     887             :                          << numRows
     888           0 :                          << "') declared in the binary representation of the table is different from the one declared in ASDM.xml ('"
     889           0 :                          << this->declaredSize
     890           0 :                          << "'). I'll proceed with the value declared in ASDM.xml"
     891           0 :                          << endl;
     892             :     }                                           
     893             : 
     894           0 :         if (getContainer().checkRowUniqueness()) {
     895             :         try {
     896           0 :                 for (uint32_t i = 0; i < this->declaredSize; i++) {
     897           0 :                                 VLAWVRRow* aRow = VLAWVRRow::fromBin((EndianIStream&) eiss, *this, attributesSeq);
     898           0 :                                 checkAndAdd(aRow);
     899             :                 }
     900             :         }
     901           0 :         catch (const DuplicateKey &e) {
     902             :                 throw ConversionException("Error while writing binary data , the message was "
     903           0 :                                 + e.getMessage(), "VLAWVR");
     904             :         }
     905           0 :         catch (const TagFormatException &e) {
     906             :                  throw ConversionException("Error while reading binary data , the message was "
     907           0 :                                 + e.getMessage(), "VLAWVR");
     908             :         }
     909             :     }
     910             :     else {
     911           0 :                 for (uint32_t i = 0; i < this->declaredSize; i++) {
     912           0 :                         VLAWVRRow* aRow = VLAWVRRow::fromBin((EndianIStream&) eiss, *this, attributesSeq);
     913           0 :                         append(aRow);
     914             :         }       
     915             :     }
     916             :     //Does not change the convention defined in the model.      
     917             :     //archiveAsBin = true;
     918             :     //fileAsBin = true;
     919           0 :     if ( doc != NULL ) xmlFreeDoc(doc);
     920             : 
     921           0 :         }
     922             :         
     923           0 :         void VLAWVRTable::setUnknownAttributeBinaryReader(const string& attributeName, BinaryAttributeReaderFunctor* barFctr) {
     924             :                 //
     925             :                 // Is this attribute really unknown ?
     926             :                 //
     927           0 :                 for (vector<string>::const_iterator iter = attributesNamesOfVLAWVR_v.begin(); iter != attributesNamesOfVLAWVR_v.end(); iter++) {
     928           0 :                         if ((*iter).compare(attributeName) == 0) 
     929           0 :                                 throw ConversionException("the attribute '"+attributeName+"' is known you can't override the way it's read in the MIME binary file containing the table.", "VLAWVR"); 
     930             :                 }
     931             :                 
     932             :                 // Ok then register the functor to activate when an unknown attribute is met during the reading of a binary table?
     933           0 :                 unknownAttributes2Functors[attributeName] = barFctr;
     934           0 :         }
     935             :         
     936           0 :         BinaryAttributeReaderFunctor* VLAWVRTable::getUnknownAttributeBinaryReader(const string& attributeName) const {
     937           0 :                 map<string, BinaryAttributeReaderFunctor*>::const_iterator iter = unknownAttributes2Functors.find(attributeName);
     938           0 :                 return (iter == unknownAttributes2Functors.end()) ? 0 : iter->second;
     939             :         }
     940             : 
     941             :         
     942           0 :         void VLAWVRTable::toFile(string directory) {
     943           0 :                 if (!directoryExists(directory.c_str()) &&
     944           0 :                         !createPath(directory.c_str())) {
     945           0 :                         throw ConversionException("Could not create directory " , directory);
     946             :                 }
     947             : 
     948           0 :                 string fileName = directory + "/VLAWVR.xml";
     949           0 :                 ofstream tableout(fileName.c_str(),ios::out|ios::trunc);
     950           0 :                 if (tableout.rdstate() == ostream::failbit)
     951           0 :                         throw ConversionException("Could not open file " + fileName + " to write ", "VLAWVR");
     952           0 :                 if (fileAsBin) 
     953           0 :                         tableout << MIMEXMLPart();
     954             :                 else
     955           0 :                         tableout << toXML() << endl;
     956           0 :                 tableout.close();
     957           0 :                 if (tableout.rdstate() == ostream::failbit)
     958           0 :                         throw ConversionException("Could not close file " + fileName, "VLAWVR");
     959             : 
     960           0 :                 if (fileAsBin) {
     961             :                         // write the bin serialized
     962           0 :                         string fileName = directory + "/VLAWVR.bin";
     963           0 :                         ofstream tableout(fileName.c_str(),ios::out|ios::trunc);
     964           0 :                         if (tableout.rdstate() == ostream::failbit)
     965           0 :                                 throw ConversionException("Could not open file " + fileName + " to write ", "VLAWVR");
     966           0 :                         tableout << toMIME() << endl;
     967           0 :                         tableout.close();
     968           0 :                         if (tableout.rdstate() == ostream::failbit)
     969           0 :                                 throw ConversionException("Could not close file " + fileName, "VLAWVR");
     970             :                 }
     971           0 :         }
     972             : 
     973             :         
     974           0 :         void VLAWVRTable::setFromFile(const string& directory) {
     975             : #ifndef WITHOUT_BOOST
     976             :     if (boost::filesystem::exists(boost::filesystem::path(uniqSlashes(directory + "/VLAWVR.xml"))))
     977             :       setFromXMLFile(directory);
     978             :     else if (boost::filesystem::exists(boost::filesystem::path(uniqSlashes(directory + "/VLAWVR.bin"))))
     979             :       setFromMIMEFile(directory);
     980             : #else 
     981             :     // alternative in Misc.h
     982           0 :     if (file_exists(uniqSlashes(directory + "/VLAWVR.xml")))
     983           0 :       setFromXMLFile(directory);
     984           0 :     else if (file_exists(uniqSlashes(directory + "/VLAWVR.bin")))
     985           0 :       setFromMIMEFile(directory);
     986             : #endif
     987             :     else
     988           0 :       throw ConversionException("No file found for the VLAWVR table", "VLAWVR");
     989           0 :         }                       
     990             : 
     991             :         
     992           0 :   void VLAWVRTable::setFromMIMEFile(const string& directory) {
     993           0 :     string tablePath ;
     994             :     
     995           0 :     tablePath = directory + "/VLAWVR.bin";
     996           0 :     ifstream tablefile(tablePath.c_str(), ios::in|ios::binary);
     997           0 :     if (!tablefile.is_open()) { 
     998           0 :       throw ConversionException("Could not open file " + tablePath, "VLAWVR");
     999             :     }
    1000             :     // Read in a stringstream.
    1001           0 :     stringstream ss; ss << tablefile.rdbuf();
    1002             :     
    1003           0 :     if (tablefile.rdstate() == istream::failbit || tablefile.rdstate() == istream::badbit) {
    1004           0 :       throw ConversionException("Error reading file " + tablePath,"VLAWVR");
    1005             :     }
    1006             :     
    1007             :     // And close.
    1008           0 :     tablefile.close();
    1009           0 :     if (tablefile.rdstate() == istream::failbit)
    1010           0 :       throw ConversionException("Could not close file " + tablePath,"VLAWVR");
    1011             :     
    1012           0 :     setFromMIME(ss.str());
    1013           0 :   }     
    1014             : /* 
    1015             :   void VLAWVRTable::openMIMEFile (const string& directory) {
    1016             :                 
    1017             :         // Open the file.
    1018             :         string tablePath ;
    1019             :     tablePath = directory + "/VLAWVR.bin";
    1020             :     ifstream tablefile(tablePath.c_str(), ios::in|ios::binary);
    1021             :     if (!tablefile.is_open())
    1022             :       throw ConversionException("Could not open file " + tablePath, "VLAWVR");
    1023             :       
    1024             :         // Locate the xmlPartMIMEHeader.
    1025             :     string xmlPartMIMEHeader = "CONTENT-ID: <HEADER.XML>\n\n";
    1026             :     CharComparator comparator;
    1027             :     istreambuf_iterator<char> BEGIN(tablefile.rdbuf());
    1028             :     istreambuf_iterator<char> END;
    1029             :     istreambuf_iterator<char> it = search(BEGIN, END, xmlPartMIMEHeader.begin(), xmlPartMIMEHeader.end(), comparator);
    1030             :     if (it == END) 
    1031             :         throw ConversionException("failed to detect the beginning of the XML header", "VLAWVR");
    1032             :     
    1033             :     // Locate the binaryPartMIMEHeader while accumulating the characters of the xml header.     
    1034             :     string binPartMIMEHeader = "--MIME_BOUNDARY\nCONTENT-TYPE: BINARY/OCTET-STREAM\nCONTENT-ID: <CONTENT.BIN>\n\n";
    1035             :     string xmlHeader;
    1036             :         CharCompAccumulator compaccumulator(&xmlHeader, 100000);
    1037             :         ++it;
    1038             :         it = search(it, END, binPartMIMEHeader.begin(), binPartMIMEHeader.end(), compaccumulator);
    1039             :         if (it == END) 
    1040             :                 throw ConversionException("failed to detect the beginning of the binary part", "VLAWVR");
    1041             :         
    1042             :         cout << xmlHeader << endl;
    1043             :         //
    1044             :         // We have the xmlHeader , let's parse it.
    1045             :         //
    1046             :         xmlDoc *doc;
    1047             :     doc = xmlReadMemory(xmlHeader.data(), xmlHeader.size(), "BinaryTableHeader.xml", NULL, XML_PARSE_NOBLANKS);
    1048             :     if ( doc == NULL ) 
    1049             :       throw ConversionException("Failed to parse the xmlHeader into a DOM structure.", "VLAWVR");
    1050             :     
    1051             :    // This vector will be filled by the names of  all the attributes of the table
    1052             :    // in the order in which they are expected to be found in the binary representation.
    1053             :    //
    1054             :     vector<string> attributesSeq(attributesNamesInBinOfVLAWVR_v);
    1055             :       
    1056             :     xmlNode* root_element = xmlDocGetRootElement(doc);
    1057             :     if ( root_element == NULL || root_element->type != XML_ELEMENT_NODE )
    1058             :       throw ConversionException("Failed to parse the xmlHeader into a DOM structure.", "VLAWVR");
    1059             :     
    1060             :     const ByteOrder* byteOrder=0;
    1061             :     if ( string("ASDMBinaryTable").compare((const char*) root_element->name) == 0) {
    1062             :       // Then it's an "old fashioned" MIME file for tables.
    1063             :       // Just try to deserialize it with Big_Endian for the bytes ordering.
    1064             :       byteOrder = asdm::ByteOrder::Big_Endian;
    1065             :         
    1066             :       // And decide that it has version == "2"
    1067             :     version = "2";         
    1068             :      }
    1069             :     else if (string("VLAWVRTable").compare((const char*) root_element->name) == 0) {
    1070             :       // It's a new (and correct) MIME file for tables.
    1071             :       //
    1072             :       // 1st )  Look for a BulkStoreRef element with an attribute byteOrder.
    1073             :       //
    1074             :       xmlNode* bulkStoreRef = 0;
    1075             :       xmlNode* child = root_element->children;
    1076             :       
    1077             :       if (xmlHasProp(root_element, (const xmlChar*) "schemaVersion")) {
    1078             :         xmlChar * value = xmlGetProp(root_element, (const xmlChar *) "schemaVersion");
    1079             :         version = string ((const char *) value);
    1080             :         xmlFree(value); 
    1081             :       }
    1082             :       
    1083             :       // Skip the two first children (Entity and ContainerEntity).
    1084             :       bulkStoreRef = (child ==  0) ? 0 : ( (child->next) == 0 ? 0 : child->next->next );
    1085             :       
    1086             :       if ( bulkStoreRef == 0 || (bulkStoreRef->type != XML_ELEMENT_NODE)  || (string("BulkStoreRef").compare((const char*) bulkStoreRef->name) != 0))
    1087             :         throw ConversionException ("Could not find the element '/VLAWVRTable/BulkStoreRef'. Invalid XML header '"+ xmlHeader + "'.", "VLAWVR");
    1088             :         
    1089             :       // We found BulkStoreRef, now look for its attribute byteOrder.
    1090             :       _xmlAttr* byteOrderAttr = 0;
    1091             :       for (struct _xmlAttr* attr = bulkStoreRef->properties; attr; attr = attr->next) 
    1092             :           if (string("byteOrder").compare((const char*) attr->name) == 0) {
    1093             :            byteOrderAttr = attr;
    1094             :            break;
    1095             :          }
    1096             :       
    1097             :       if (byteOrderAttr == 0) 
    1098             :              throw ConversionException("Could not find the element '/VLAWVRTable/BulkStoreRef/@byteOrder'. Invalid XML header '" + xmlHeader +"'.", "VLAWVR");
    1099             :       
    1100             :       string byteOrderValue = string((const char*) byteOrderAttr->children->content);
    1101             :       if (!(byteOrder = asdm::ByteOrder::fromString(byteOrderValue)))
    1102             :                 throw ConversionException("No valid value retrieved for the element '/VLAWVRTable/BulkStoreRef/@byteOrder'. Invalid XML header '" + xmlHeader + "'.", "VLAWVR");
    1103             :                 
    1104             :          //
    1105             :          // 2nd) Look for the Attributes element and grab the names of the elements it contains.
    1106             :          //
    1107             :          xmlNode* attributes = bulkStoreRef->next;
    1108             :      if ( attributes == 0 || (attributes->type != XML_ELEMENT_NODE)  || (string("Attributes").compare((const char*) attributes->name) != 0))     
    1109             :         throw ConversionException ("Could not find the element '/VLAWVRTable/Attributes'. Invalid XML header '"+ xmlHeader + "'.", "VLAWVR");
    1110             :  
    1111             :         xmlNode* childOfAttributes = attributes->children;
    1112             :         
    1113             :         while ( childOfAttributes != 0 && (childOfAttributes->type == XML_ELEMENT_NODE) ) {
    1114             :                 attributesSeq.push_back(string((const char*) childOfAttributes->name));
    1115             :                 childOfAttributes = childOfAttributes->next;
    1116             :     }
    1117             :     }
    1118             :     // Create an EndianISStream from the substring containing the binary part.
    1119             :     EndianIFStream eifs(&tablefile, byteOrder);
    1120             :     
    1121             :     entity = Entity::fromBin((EndianIStream &) eifs);
    1122             :     
    1123             :     // We do nothing with that but we have to read it.
    1124             :     Entity containerEntity = Entity::fromBin((EndianIStream &) eifs);
    1125             : 
    1126             :         // Let's read numRows but ignore it and rely on the value specified in the ASDM.xml file.    
    1127             :     int numRows = eifs.readInt();
    1128             :     if ((numRows != -1)                        // Then these are *not* data produced at the EVLA.
    1129             :         && ((unsigned int) numRows != this->declaredSize )) { // Then the declared size (in ASDM.xml) is not equal to the one 
    1130             :                                                // written into the binary representation of the table.
    1131             :                 cout << "The a number of rows ('" 
    1132             :                          << numRows
    1133             :                          << "') declared in the binary representation of the table is different from the one declared in ASDM.xml ('"
    1134             :                          << this->declaredSize
    1135             :                          << "'). I'll proceed with the value declared in ASDM.xml"
    1136             :                          << endl;
    1137             :     }
    1138             :     // clean up xmlDoc pointer
    1139             :     if ( doc != NULL ) xmlFreeDoc(doc);    
    1140             :   } 
    1141             :  */
    1142             : 
    1143             :         
    1144           0 : void VLAWVRTable::setFromXMLFile(const string& directory) {
    1145           0 :     string tablePath ;
    1146             :     
    1147           0 :     tablePath = directory + "/VLAWVR.xml";
    1148             :     
    1149             :     /*
    1150             :     ifstream tablefile(tablePath.c_str(), ios::in|ios::binary);
    1151             :     if (!tablefile.is_open()) { 
    1152             :       throw ConversionException("Could not open file " + tablePath, "VLAWVR");
    1153             :     }
    1154             :       // Read in a stringstream.
    1155             :     stringstream ss;
    1156             :     ss << tablefile.rdbuf();
    1157             :     
    1158             :     if  (tablefile.rdstate() == istream::failbit || tablefile.rdstate() == istream::badbit) {
    1159             :       throw ConversionException("Error reading file '" + tablePath + "'", "VLAWVR");
    1160             :     }
    1161             :     
    1162             :     // And close
    1163             :     tablefile.close();
    1164             :     if (tablefile.rdstate() == istream::failbit)
    1165             :       throw ConversionException("Could not close file '" + tablePath + "'", "VLAWVR");
    1166             : 
    1167             :     // Let's make a string out of the stringstream content and empty the stringstream.
    1168             :     string xmlDocument = ss.str(); ss.str("");
    1169             :         
    1170             :     // Let's make a very primitive check to decide
    1171             :     // whether the XML content represents the table
    1172             :     // or refers to it via a <BulkStoreRef element.
    1173             :     */
    1174             :     
    1175           0 :     string xmlDocument;
    1176             :     try {
    1177           0 :         xmlDocument = getContainer().getXSLTransformer()(tablePath);
    1178           0 :         if (getenv("ASDM_DEBUG")) cout << "About to read " << tablePath << endl;
    1179             :     }
    1180           0 :     catch (const XSLTransformerException &e) {
    1181           0 :         throw ConversionException("Caugth an exception whose message is '" + e.getMessage() + "'.", "VLAWVR");
    1182             :     }
    1183             :     
    1184           0 :     if (xmlDocument.find("<BulkStoreRef") != string::npos)
    1185           0 :       setFromMIMEFile(directory);
    1186             :     else
    1187           0 :       fromXML(xmlDocument);
    1188           0 :   }
    1189             : 
    1190             :         
    1191             : 
    1192             :         
    1193             : 
    1194             :                         
    1195             :         
    1196             :                 
    1197             :                 
    1198             :         /**
    1199             :          * Insert a VLAWVRRow* in a vector of VLAWVRRow* so that it's ordered by ascending start time.
    1200             :          *
    1201             :          * @param VLAWVRRow* x . The pointer to be inserted.
    1202             :          * @param vector <VLAWVRRow*>& row. A reference to the vector where to insert x.
    1203             :          *
    1204             :          */
    1205           0 :          VLAWVRRow* VLAWVRTable::insertByStartTime(VLAWVRRow* x, vector<VLAWVRRow*>& row) {
    1206             :                                 
    1207           0 :                 vector <VLAWVRRow*>::iterator theIterator;
    1208             :                 
    1209           0 :                 ArrayTime start = x->timeInterval.getStart();
    1210             : 
    1211             :         // Is the row vector empty ?
    1212           0 :         if (row.size() == 0) {
    1213           0 :                 row.push_back(x);
    1214           0 :                 privateRows.push_back(x);
    1215           0 :                 x->isAdded(true);
    1216           0 :                 return x;
    1217             :         }
    1218             :         
    1219             :         // Optimization for the case of insertion by ascending time.
    1220           0 :         VLAWVRRow* last = *(row.end()-1);
    1221             :         
    1222           0 :         if ( start > last->timeInterval.getStart() ) {
    1223             :                 //
    1224             :                 // Modify the duration of last if and only if the start time of x
    1225             :                 // is located strictly before the end time of last.
    1226             :                 //
    1227           0 :                         if ( start < (last->timeInterval.getStart() + last->timeInterval.getDuration()))               
    1228           0 :                         last->timeInterval.setDuration(start - last->timeInterval.getStart());
    1229           0 :                 row.push_back(x);
    1230           0 :                 privateRows.push_back(x);
    1231           0 :                 x->isAdded(true);
    1232           0 :                 return x;
    1233             :         }
    1234             :         
    1235             :         // Optimization for the case of insertion by descending time.
    1236           0 :         VLAWVRRow* first = *(row.begin());
    1237             :         
    1238           0 :         if ( start < first->timeInterval.getStart() ) {
    1239             :                         //
    1240             :                         // Modify the duration of x if and only if the start time of first
    1241             :                         // is located strictly before the end time of x.
    1242             :                         //
    1243           0 :                         if ( first->timeInterval.getStart() < (start + x->timeInterval.getDuration()) )                        
    1244           0 :                         x->timeInterval.setDuration(first->timeInterval.getStart() - start);
    1245           0 :                 row.insert(row.begin(), x);
    1246           0 :                 privateRows.push_back(x);
    1247           0 :                 x->isAdded(true);
    1248           0 :                 return x;
    1249             :         }
    1250             :         
    1251             :         // Case where x has to be inserted inside row; let's use a dichotomy
    1252             :         // method to find the insertion index.
    1253           0 :                 unsigned int k0 = 0;
    1254           0 :                 unsigned int k1 = row.size() - 1;
    1255             :         
    1256           0 :                 while (k0 != (k1 - 1)) {
    1257           0 :                         if (start == row[k0]->timeInterval.getStart()) {
    1258           0 :                                 if (row[k0]->equalByRequiredValue(x))
    1259           0 :                                         return row[k0];
    1260             :                                 else
    1261           0 :                                         throw DuplicateKey("DuplicateKey exception in ", "VLAWVRTable");    
    1262             :                         }
    1263           0 :                         else if (start == row[k1]->timeInterval.getStart()) {
    1264           0 :                                 if (row[k1]->equalByRequiredValue(x))
    1265           0 :                                         return row[k1];
    1266             :                                 else
    1267           0 :                                         throw DuplicateKey("DuplicateKey exception in ", "VLAWVRTable");    
    1268             :                         }
    1269             :                         else {
    1270           0 :                                 if (start <= row[(k0+k1)/2]->timeInterval.getStart())
    1271           0 :                                         k1 = (k0 + k1) / 2;
    1272             :                                 else
    1273           0 :                                         k0 = (k0 + k1) / 2;                             
    1274             :                         }       
    1275             :                 }
    1276             : 
    1277           0 :                 if (start == row[k0]->timeInterval.getStart()) {
    1278           0 :                         if (row[k0]->equalByRequiredValue(x))
    1279           0 :                                 return row[k0];
    1280             :                         else
    1281           0 :                                 throw DuplicateKey("DuplicateKey exception in ", "VLAWVRTable");    
    1282             :                 }
    1283           0 :                 else if (start == row[k1]->timeInterval.getStart()) {
    1284           0 :                         if (row[k1]->equalByRequiredValue(x))
    1285           0 :                                 return row[k1];
    1286             :                         else
    1287           0 :                                 throw DuplicateKey("DuplicateKey exception in ", "VLAWVRTable");    
    1288             :                 }       
    1289             : 
    1290           0 :                 row[k0]->timeInterval.setDuration(start-row[k0]->timeInterval.getStart());
    1291           0 :                 x->timeInterval.setDuration(row[k0+1]->timeInterval.getStart() - start);
    1292           0 :                 row.insert(row.begin()+(k0+1), x);
    1293           0 :                 privateRows.push_back(x);
    1294           0 :                 x->isAdded(true);
    1295           0 :                 return x;   
    1296             :     } 
    1297             :         
    1298             :         
    1299             :         
    1300             : 
    1301             :         
    1302             : } // End namespace asdm
    1303             :  

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