/*
* (c) Copyright 2010-2011 AgileBirds
*
* This file is part of OpenFlexo.
*
* OpenFlexo is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* OpenFlexo 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.openflexo.dg.rm;
import java.io.IOException;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.openflexo.dg.latex.DGLatexGenerator;
import org.openflexo.foundation.AttributeDataModification;
import org.openflexo.foundation.DataModification;
import org.openflexo.foundation.FlexoObservable;
import org.openflexo.foundation.FlexoObserver;
import org.openflexo.foundation.cg.GenerationRepository;
import org.openflexo.foundation.rm.FlexoProcessResource;
import org.openflexo.foundation.rm.FlexoProject;
import org.openflexo.foundation.rm.FlexoProjectBuilder;
import org.openflexo.foundation.rm.FlexoResource;
import org.openflexo.foundation.rm.InvalidFileNameException;
import org.openflexo.foundation.wkf.OperationChange;
import org.openflexo.foundation.wkf.dm.NodeRemoved;
import org.openflexo.foundation.wkf.node.OperationNode;
import org.openflexo.logging.FlexoLogger;
/**
* @author gpolet
*
*/
public class OperationLatexFileResource extends LatexFileResource<DGLatexGenerator<OperationNode>> implements FlexoObserver {
protected static final Logger logger = FlexoLogger.getLogger(OperationLatexFileResource.class.getPackage().getName());
/**
* @param builder
*/
public OperationLatexFileResource(FlexoProjectBuilder builder) {
super(builder);
}
/**
* @param aProject
*/
public OperationLatexFileResource(FlexoProject aProject) {
super(aProject);
}
private boolean isObserverRegistered = false;
@Override
public String getName() {
if (getCGFile() == null || getCGFile().getRepository() == null || getOperation() == null) {
return super.getName();
}
registerObserverWhenRequired();
if (super.getName() == null) {
setName(nameForRepositoryAndOperation(getCGFile().getRepository(), getOperation()));
}
return nameForRepositoryAndOperation(getCGFile().getRepository(), getOperation());
}
public void registerObserverWhenRequired() {
if (!isObserverRegistered && getOperation() != null) {
isObserverRegistered = true;
if (logger.isLoggable(Level.FINE)) {
logger.fine("*** addObserver " + getFileName() + " for " + getProject());
}
getOperation().addObserver(this);
getOperation().getAbstractActivityNode().addObserver(this);
getOperation().getProcess().addObserver(this);
}
}
public static String nameForRepositoryAndOperation(GenerationRepository repository, OperationNode operation) {
return repository.getName() + ".OPERATION_LATEX." + operation.getName() + "_" + operation.getFlexoID();
}
public OperationNode getOperation() {
if (getGenerator() != null) {
return getGenerator().getObject();
}
return null;
}
@Override
protected LatexFile createGeneratedResourceData() {
return new LatexFile(getFile(), this);
}
/**
* Rebuild resource dependancies for this resource
*/
@Override
public void rebuildDependancies() {
super.rebuildDependancies();
if (getOperation() != null) {
addToDependentResources(getOperation().getProcess().getFlexoResource());
}
}
@Override
public void update(FlexoObservable observable, DataModification dataModification) {
if (getOperation() == null) {
return;
}
if (dataModification instanceof OperationChange) {
return;
}
if (observable == getOperation() || observable == getOperation().getAbstractActivityNode()
|| observable == getOperation().getProcess()) {
if (dataModification instanceof AttributeDataModification) {
if (((AttributeDataModification) dataModification).getAttributeName().equals("name")) {
logger.info("Building new resource after " + observable + " renaming");
DGLatexGenerator<OperationNode> generator = getGenerator();
setGenerator(null);
getCGFile().setMarkedForDeletion(true);
generator.refreshConcernedResources();
generator.getRepository().refresh();
observable.deleteObserver(this);
isObserverRegistered = false;
}
}
if (dataModification instanceof NodeRemoved) {
logger.info("Handle operation has been deleted");
setGenerator(null);
getCGFile().setMarkedForDeletion(true);
if (getCGFile().getRepository() != null) {
getCGFile().getRepository().refresh();
}
observable.deleteObserver(this);
isObserverRegistered = false;
}
}
ensureFileNameIsUpToDate();
}
/**
*
*/
private void ensureFileNameIsUpToDate() {
if (getOperation() != null && getOperation().getAbstractActivityNode() != null && getOperation().getProcess() != null
&& !getFile().getName().equals(DGLatexGenerator.nameForOperation(getOperation(), getGenerator().getRepository()))) {
if (logger.isLoggable(Level.INFO)) {
logger.info("Renaming file from " + getFileName() + " to "
+ DGLatexGenerator.nameForOperation(getOperation(), getGenerator().getRepository()));
}
try {
renameFileTo(DGLatexGenerator.nameForOperation(getOperation(), getGenerator().getRepository()));
} catch (InvalidFileNameException e) {
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
/**
* Return dependancy computing between this resource, and an other resource, asserting that this resource is contained in this
* resource's dependant resources
*
* @param resource
* @param dependancyScheme
* @return
*/
@Override
public boolean optimisticallyDependsOf(FlexoResource resource, Date requestDate) {
if (resource instanceof FlexoProcessResource) {
if (getOperation() != null) {
if (!requestDate.before(getOperation().getLastUpdate())) {
if (logger.isLoggable(Level.FINER)) {
logger.finer("OPTIMIST DEPENDANCY CHECKING for OPERATION " + getOperation().getName());
}
return false;
}
}
}
return super.optimisticallyDependsOf(resource, requestDate);
}
}