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/*******************************************************************************
* Copyright (c) 2008, 2017 IBM Corporation and others.
* 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: IBM Corporation - initial API and implementation
******************************************************************************/
package org.eclipse.pde.internal.build.publisher;
import java.io.File;
import java.util.LinkedHashMap;
import java.util.Set;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.equinox.internal.p2.core.helpers.FileUtils.IPathComputer;
public class GatheringComputer implements IPathComputer {
private static final String PROVIDED_PATH = ":PROVIDED:"; //$NON-NLS-1$
private final LinkedHashMap<File, String> filesMap = new LinkedHashMap<>();
@Override
public IPath computePath(File source) {
String prefix = filesMap.get(source);
IPath result = null;
if (prefix.startsWith(PROVIDED_PATH)) {
// the desired path is provided in the map
result = new Path(prefix.substring(10));
} else {
//else the map contains a prefix which must be stripped from the path
result = new Path(source.getAbsolutePath());
IPath rootPath = new Path(prefix);
result = result.removeFirstSegments(rootPath.matchingFirstSegments(result));
}
return result.setDevice(null);
}
@Override
public void reset() {
// nothing
}
public void addAll(GatheringComputer computer) {
filesMap.putAll(computer.filesMap);
}
public void addFiles(String prefix, String[] files) {
for (int i = 0; i < files.length; i++) {
filesMap.put(new File(prefix, files[i]), prefix);
}
}
public void addFile(String prefix, String file) {
filesMap.put(new File(prefix, file), prefix);
}
public void addFile(String computedPath, File file) {
filesMap.put(file, PROVIDED_PATH + computedPath);
}
public File[] getFiles() {
Set<File> keys = filesMap.keySet();
return keys.toArray(new File[keys.size()]);
}
public int size() {
return filesMap.size();
}
}
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