COSC-4P82-Final-Project/lib/beagle-3.0.3/beagle/src/MilestoneReadOp.cpp

263 lines
9.8 KiB
C++

/*
* Open BEAGLE
* Copyright (C) 2001-2007 by Christian Gagne and Marc Parizeau
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Contact:
* Laboratoire de Vision et Systemes Numeriques
* Departement de genie electrique et de genie informatique
* Universite Laval, Quebec, Canada, G1K 7P4
* http://vision.gel.ulaval.ca
*
*/
/*!
* \file beagle/src/MilestoneReadOp.cpp
* \brief Source code of class MilestoneReadOp.
* \author Christian Gagne
* \author Marc Parizeau
* $Revision: 1.19.2.1 $
* $Date: 2007/05/09 01:51:19 $
*/
#include "beagle/Beagle.hpp"
#include <fstream>
#ifdef BEAGLE_HAVE_LIBZ
#include "gzstream.h"
#endif // BEAGLE_HAVE_LIBZ
using namespace Beagle;
/*!
* \brief Construct a reprise checking operator.
* \param inName Name of the operator.
*/
MilestoneReadOp::MilestoneReadOp(Beagle::string inName) :
Operator(inName),
mMilestoneName(NULL)
{ }
/*!
* \brief Initialize the reprise checking operator.
* \param ioSystem System to use to initialize the operator.
*/
void MilestoneReadOp::initialize(System& ioSystem)
{
Beagle_StackTraceBeginM();
if(ioSystem.getRegister().isRegistered("ms.restart.file")) {
mMilestoneName =
castHandleT<String>(ioSystem.getRegister().getEntry("ms.restart.file"));
} else {
mMilestoneName = new String("");
string lMessage = "Name of the milestone file from which the evolution should ";
lMessage += "be restarted. An empty string means no restart.";
Register::Description lDescription(
"Milestone restart filename",
"String",
"\"\"",
lMessage
);
ioSystem.getRegister().addEntry("ms.restart.file", mMilestoneName, lDescription);
}
Beagle_StackTraceEndM("void MilestoneReadOp::initialize(System& ioSystem)");
}
/*!
* \brief Apply the read milestone operation.
* \param ioDeme Actual deme of the evolution.
* \param ioContext Context of the evolution.
*/
void MilestoneReadOp::operate(Deme& ioDeme, Context& ioContext)
{
Beagle_StackTraceBeginM();
if(mMilestoneName->getWrappedValue().empty()) return;
readMilestone(mMilestoneName->getWrappedValue(), ioContext);
if(ioContext.getDemeIndex() == (ioContext.getVivarium().size()-1)) {
ioContext.setGeneration(ioContext.getGeneration()+1);
ioContext.setDemeIndex(0);
}
else ioContext.setDemeIndex(ioContext.getDemeIndex()+1);
Beagle_StackTraceEndM("void MilestoneReadOp::operate(Deme& ioDeme, Context& ioContext)");
}
/*!
* \brief Read an evolution milestone.
* \param inFilename Filename of the milestone.
* \param ioContext Context of the evolution.
* \param inCommands Instructions for which sections to parse (see MilestoneReadOp::ParseCommands).
* \throw IOException If a read error occured.
*/
void MilestoneReadOp::readMilestone(Beagle::string inFilename, Context& ioContext, int inCommands)
{
Beagle_StackTraceBeginM();
Beagle_LogBasicM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
string("Reading milestone file \"")+
inFilename+string("\"")
);
PACC::XML::Document lParser;
try {
#ifdef BEAGLE_HAVE_LIBZ
igzstream lIGZStream(inFilename.c_str());
if(!lIGZStream) {
throw Beagle_RunTimeExceptionM(string("Error! In MilestoneReadOp::readMilestone(): Could not open milestone file '")+
inFilename+string("' for reading. Check that the file exists."));
}
lParser.parse(lIGZStream, inFilename.c_str());
#else // BEAGLE_HAVE_LIBZ
std::ifstream lIFStream(inFilename.c_str());
if(!lIFStream) {
throw Beagle_RunTimeExceptionM(string("Error! In MilestoneReadOp::readMilestone(): Could not open milestone file '")+
inFilename+string("' for reading. Check that the file exists."));
}
lParser.parse(lIFStream, inFilename.c_str());
#endif // BEAGLE_HAVE_LIBZ
} catch(IOException& inExcept) {
std::ostringstream lOSS;
lOSS << "the evolution milestone file given is invalid: " << inExcept.what();
throw Beagle_IOExceptionMessageM(lOSS.str().c_str());
}
for(PACC::XML::ConstIterator lNode=lParser.getFirstRoot(); lNode; ++lNode) {
if((lNode->getType()==PACC::XML::eData) && (lNode->getValue()=="Beagle")) {
string lGenerationStr = lNode->getAttribute("generation").c_str();
if(lGenerationStr.empty()==false) ioContext.setGeneration(str2uint(lGenerationStr));
string lDemeStr = lNode->getAttribute("deme").c_str();
if(lDemeStr.empty()==false) ioContext.setDemeIndex(str2uint(lDemeStr));
for(PACC::XML::ConstIterator lChild=lNode->getFirstChild(); lChild; ++lChild) {
if(lChild->getType() == PACC::XML::eData) {
// Read milestone part
if(lChild->getValue() == "Milestone") {
if(!(inCommands & eParseMilestone)) {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Skipping milestone part of milestone as requested"
);
}
else {
for(PACC::XML::ConstIterator lChild2=lChild->getFirstChild(); lChild2; ++lChild2) {
if(lChild2->getType() == PACC::XML::eData) {
if(lChild2->getValue() == "Generation") {
if(lChild2->getFirstChild()->getType() != PACC::XML::eString) {
throw Beagle_IOExceptionNodeM(*lChild2, "generation value is not present!");
}
ioContext.setGeneration(str2uint(lChild2->getFirstChild()->getValue().c_str()));
}
else if(lChild2->getValue() == "Deme") {
if(lChild2->getFirstChild()->getType() != PACC::XML::eString) {
throw Beagle_IOExceptionNodeM(*lChild2, "deme index is not present!");
}
ioContext.setDemeIndex(str2uint(lChild2->getFirstChild()->getValue().c_str()));
}
}
}
}
}
// Read system part
else if(lChild->getValue() == "System") {
if(!(inCommands & eParseSystem)) {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Skipping system part of milestone as requested"
);
}
else {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Reading system part of milestone"
);
ioContext.getSystemHandle()->read(lChild);
}
}
// Read evolver part
else if(lChild->getValue() == "Evolver") {
Evolver::Handle lEvolver = ioContext.getEvolverHandle();
if(!(inCommands & eParseEvolver)) {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Skipping evolver part of milestone as requested"
);
}
else if(lEvolver == NULL) {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Skipping the evolver part of the milestone because no Evolver was detected in the Context."
);
}
else {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Reading evolver part of milestone"
);
lEvolver->read(lChild);
}
}
// Read register part
else if(lChild->getValue() == "Register") {
if(!(inCommands & eParseRegister)) {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Skipping register part of milestone as requested"
);
}
else {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Reading register part of milestone"
);
ioContext.getSystem().getRegister().readWithSystem(lChild, ioContext.getSystem());
}
}
// Read vivarium part
else if(lChild->getValue() == "Vivarium") {
if(!(inCommands & eParseVivarium)) {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Skipping vivarium part of milestone as requested"
);
}
else {
Beagle_LogTraceM(
ioContext.getSystem().getLogger(),
"milestone", "Beagle::MilestoneReadOp",
"Reading population part of milestone"
);
ioContext.getVivarium().readWithContext(lChild, ioContext);
}
}
}
}
}
}
Beagle_StackTraceEndM("void MilestoneReadOp::readMilestone(string inFilename, Context& ioContext, int inCommands)");
}