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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.operations;
import java.io.File;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.exception.OseeExceptions;
import org.eclipse.osee.framework.core.exception.OseeStateException;
import org.eclipse.osee.framework.core.operation.AbstractOperation;
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.RoughArtifactKind;
import org.eclipse.osee.framework.skynet.core.importing.parsers.IArtifactExtractor;
import org.eclipse.osee.framework.skynet.core.internal.Activator;
/**
* @author Roberto E. Escobar
*/
public class SourceToRoughArtifactOperation extends AbstractOperation {
private final OperationLogger logger;
private final IArtifactExtractor extractor;
private final File sourceFile;
private final RoughArtifactCollector collector;
public SourceToRoughArtifactOperation(OperationLogger logger, IArtifactExtractor extractor, File sourceFile, RoughArtifactCollector collector) {
super("Extract artifact data from source", Activator.PLUGIN_ID);
this.extractor = extractor;
this.sourceFile = sourceFile;
this.collector = collector;
this.logger = logger;
}
@Override
protected void doWork(IProgressMonitor monitor) throws Exception {
File[] files;
if (sourceFile.isDirectory()) {
files = sourceFile.listFiles(extractor.getFileFilter());
} else {
files = new File[] {sourceFile};
}
double workPercentage = 1.0 / files.length;
extractArtifacts(monitor, workPercentage, files, collector, collector.getParentRoughArtifact());
}
/**
* used recursively when originally passed a directory, thus an array of files is accepted
*/
private void extractArtifacts(IProgressMonitor monitor, double workPercentage, File[] files, RoughArtifactCollector collector, RoughArtifact parentArtifact) throws OseeCoreException {
int workAmount = calculateWork(workPercentage);
for (File file : files) {
if (file.isFile()) {
processFile(file, collector, parentArtifact);
} else if (file.isDirectory()) {
RoughArtifact directoryArtifact = new RoughArtifact(RoughArtifactKind.CONTAINER, file.getName());
collector.addChildRoughArtifact(directoryArtifact);
File[] subFiles = file.listFiles(extractor.getFileFilter());
if (files.length > 0) {
double subPercentage = workPercentage / subFiles.length;
extractArtifacts(monitor, subPercentage, subFiles, collector, directoryArtifact);
}
} else {
throw new OseeStateException("Source location [%s] is not a valid file or directory", file);
}
monitor.worked(workAmount);
}
}
private void processFile(File file, RoughArtifactCollector collector, RoughArtifact parent) throws OseeCoreException {
RoughArtifactCollector tempCollector = new RoughArtifactCollector(parent);
try {
extractor.process(logger, file.toURI(), tempCollector);
} catch (Exception ex) {
OseeExceptions.wrapAndThrow(ex);
}
// pass through all the collected items
collector.addAllRoughArtifacts(tempCollector.getRoughArtifacts());
collector.addAllRoughRelations(tempCollector.getRoughRelations());
}
}
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