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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.skynet.core.importing.parsers;
import java.net.URI;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.exception.OseeStateException;
import org.eclipse.osee.framework.core.operation.OperationLogger;
import org.eclipse.osee.framework.skynet.core.importing.RoughArtifact;
import org.eclipse.osee.framework.skynet.core.importing.operations.RoughArtifactCollector;
/**
* @author Ryan D. Brooks
*/
public abstract class AbstractArtifactExtractor implements IArtifactExtractor {
private static final IArtifactExtractorDelegate NULL_DELEGATE = new NullDelegate();
private IArtifactExtractorDelegate delegate = NULL_DELEGATE;
protected AbstractArtifactExtractor() {
// Protect Constructor
}
protected abstract void extractFromSource(OperationLogger logger, URI source, RoughArtifactCollector collector) throws Exception;
@Override
public String toString() {
return getName();
}
@Override
public boolean isDelegateRequired() {
return false;
}
@Override
public final void setDelegate(IArtifactExtractorDelegate delegate) {
this.delegate = delegate != null ? delegate : NULL_DELEGATE;
}
@Override
public final IArtifactExtractorDelegate getDelegate() {
return delegate;
}
@Override
public final boolean hasDelegate() {
return delegate instanceof NullDelegate ? false : true;
}
private void checkDelegate() throws OseeCoreException {
if (isDelegateRequired() && !hasDelegate()) {
throw new OseeStateException("Delegate is required but is null delegate");
}
}
@Override
public final void process(OperationLogger logger, URI source, RoughArtifactCollector collector) throws Exception {
checkDelegate();
delegate.initialize();
try {
extractFromSource(logger, source, collector);
connectParentChildRelations(collector);
connectCollectorParent(collector);
} finally {
delegate.dispose();
}
}
private void connectCollectorParent(RoughArtifactCollector collector) {
RoughArtifact parent = collector.getParentRoughArtifact();
if (parent != null) {
for (RoughArtifact roughArtifact : collector.getRoughArtifacts()) {
if (!roughArtifact.hasParent()) {
parent.addChild(roughArtifact);
}
}
}
}
private void connectParentChildRelations(RoughArtifactCollector collector) {
for (RoughArtifact roughArtifact : collector.getRoughArtifacts()) {
if (roughArtifact.hasHierarchicalRelation()) {
connectParentChildRelationsFor(collector, roughArtifact);
}
}
}
private void connectParentChildRelationsFor(RoughArtifactCollector collector, RoughArtifact parent) {
// find all children and then save them in order
for (RoughArtifact otherRoughArtifact : collector.getRoughArtifacts()) {
if (!parent.equals(otherRoughArtifact)) { // don't compare to self
if (parent.isChild(otherRoughArtifact)) {
parent.addChild(otherRoughArtifact);
}
}
}
}
}
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