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/*
* Copyright (c) 2014, 2016 Eike Stepper (Loehne, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v20.html
*
* Contributors:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.oomph.util.internal.pde;
import org.eclipse.oomph.util.IOUtil;
import org.eclipse.oomph.util.pde.TargetPlatformUtil;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.variables.IDynamicVariable;
import org.eclipse.core.variables.IDynamicVariableResolver;
import org.eclipse.equinox.frameworkadmin.BundleInfo;
import org.eclipse.pde.core.target.ITargetDefinition;
import org.eclipse.pde.core.target.TargetBundle;
import org.osgi.framework.Constants;
import java.io.File;
import java.net.URI;
import java.util.Collections;
import java.util.Map;
import java.util.StringTokenizer;
/**
* @author Eike Stepper
*/
public class TargetPlatformClasspathFile implements IDynamicVariableResolver
{
public String resolveValue(IDynamicVariable variable, String argument) throws CoreException
{
try
{
File tempFile = File.createTempFile("pde-", ".properties");
ITargetDefinition targetDefinition = TargetPlatformUtil.getActiveTargetDefinition();
if (!targetDefinition.isResolved())
{
targetDefinition.resolve(new NullProgressMonitor());
}
StringBuilder builder = new StringBuilder();
TargetBundle[] bundles = targetDefinition.getAllBundles();
if (bundles != null)
{
for (TargetBundle bundle : bundles)
{
BundleInfo info = bundle.getBundleInfo();
if (info != null)
{
if (!info.getSymbolicName().endsWith(".source"))
{
URI location = info.getLocation();
if (location != null)
{
String scheme = location.getScheme();
if ("file".equals(scheme))
{
appendBundleClasspath(builder, new File(location.getPath()));
}
}
}
}
}
}
IOUtil.writeLines(tempFile, "UTF-8", Collections.singletonList(builder.toString()));
return tempFile.getAbsolutePath();
}
catch (Exception ex)
{
UtilPDEPlugin.INSTANCE.coreException(ex);
}
return null;
}
public static void appendBundleClasspath(StringBuilder builder, File file) throws CoreException
{
if (file != null)
{
if (file.isDirectory())
{
appendFolder(builder, file);
}
else
{
appendFile(builder, file);
}
}
}
@SuppressWarnings("restriction")
private static void appendFolder(StringBuilder builder, File bundleFolder) throws CoreException
{
@SuppressWarnings("all")
Map<String, String> manifest = org.eclipse.pde.internal.core.util.ManifestUtils.loadManifest(bundleFolder);
String bundleClasspath = manifest.get(Constants.BUNDLE_CLASSPATH);
if (bundleClasspath != null)
{
StringTokenizer tokenizer = new StringTokenizer(bundleClasspath, ",");
while (tokenizer.hasMoreTokens())
{
String token = tokenizer.nextToken();
if (".".equals(token))
{
appendFile(builder, bundleFolder);
}
else
{
appendFile(builder, new File(bundleFolder, token));
}
}
}
}
private static void appendFile(StringBuilder builder, File file)
{
if (builder.length() != 0)
{
builder.append(File.pathSeparatorChar);
}
builder.append(file.getAbsolutePath());
}
}
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