/*
* JBoss, Home of Professional Open Source.
*
* See the LEGAL.txt file distributed with this work for information regarding copyright ownership and licensing.
*
* See the AUTHORS.txt file distributed with this work for a full listing of individual contributors.
*/
package org.teiid.designer.core.compare.diagram;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.mapping.Mapping;
import org.eclipse.emf.mapping.MappingFactory;
import org.teiid.designer.core.compare.AbstractEObjectMatcher;
import org.teiid.designer.core.compare.TwoPhaseEObjectMatcher;
import org.teiid.designer.metamodels.diagram.AbstractDiagramEntity;
/**
* @since 8.0
*/
public class DiagramEntityTargetMatcher extends AbstractEObjectMatcher implements
TwoPhaseEObjectMatcher {
/**
*
* @since 4.2
*/
public DiagramEntityTargetMatcher() {
super();
}
/**
* @see org.teiid.designer.core.compare.TwoPhaseEObjectMatcher#addMappingsForRoots(java.util.List, java.util.List, java.util.Map, org.eclipse.emf.mapping.Mapping, org.eclipse.emf.mapping.MappingFactory)
* @since 4.2
*/
@Override
public void addMappingsForRoots(final List inputs,
final List outputs,
final Map inputsToOutputs,
final Mapping mapping,
final MappingFactory factory) {
// do nothing for roots ...
}
/**
* @see org.teiid.designer.core.compare.TwoPhaseEObjectMatcher#addMappings(org.eclipse.emf.ecore.EReference, java.util.List, java.util.List, java.util.Map, org.eclipse.emf.mapping.Mapping, org.eclipse.emf.mapping.MappingFactory)
* @since 4.2
*/
@Override
public void addMappings(final EReference reference,
final List inputs,
final List outputs,
final Map inputsToOutputs,
final Mapping mapping,
final MappingFactory factory) {
final Map inputEntityByTargetObject = new HashMap();
// Loop over the inputs and find any of the above objects ...
final Iterator iter = inputs.iterator();
while (iter.hasNext()) {
final AbstractDiagramEntity diagramEntity = (AbstractDiagramEntity)iter.next();
final EObject targetObject = diagramEntity.getModelObject();
if ( targetObject != null ) {
final Object outputTargetObject = inputsToOutputs.get(targetObject);
inputEntityByTargetObject.put(outputTargetObject,diagramEntity);
}
}
// Loop over the outputs and find matches for any of the above objects ...
final Iterator outputIter = outputs.iterator();
while (outputIter.hasNext()) {
final AbstractDiagramEntity outputEntity = (AbstractDiagramEntity)outputIter.next();
final EObject outputTraget = outputEntity.getModelObject();
if ( outputTraget != null ) {
final AbstractDiagramEntity inputEntity = (AbstractDiagramEntity)inputEntityByTargetObject.get(outputTraget);
if ( inputEntity != null ) {
inputs.remove(inputEntity);
outputIter.remove();
addMapping(inputEntity,outputEntity,mapping,factory);
inputsToOutputs.put(inputEntity,outputEntity);
}
}
}
}
/**
* @see org.teiid.designer.core.compare.EObjectMatcher#addMappingsForRoots(java.util.List, java.util.List, org.eclipse.emf.mapping.Mapping, org.eclipse.emf.mapping.MappingFactory)
* @since 4.2
*/
@Override
public void addMappingsForRoots(final List inputs,
final List outputs,
final Mapping mapping,
final MappingFactory factory) {
// do nothing for the first phase ...
}
/**
* @see org.teiid.designer.core.compare.EObjectMatcher#addMappings(org.eclipse.emf.ecore.EReference, java.util.List, java.util.List, org.eclipse.emf.mapping.Mapping, org.eclipse.emf.mapping.MappingFactory)
* @since 4.2
*/
@Override
public void addMappings(final EReference reference,
final List inputs,
final List outputs,
final Mapping mapping,
final MappingFactory factory) {
// do nothing for the first phase ...
}
}