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/*******************************************************************************
* Copyright (c) 2008, 2011 Code 9 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:
* Code 9 - initial API and implementation
* IBM - ongoing development
******************************************************************************/
package org.eclipse.equinox.p2.publisher.actions;
import java.io.*;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.p2.core.helpers.CollectionUtils;
import org.eclipse.equinox.internal.p2.metadata.ArtifactKey;
import org.eclipse.equinox.internal.p2.publisher.Activator;
import org.eclipse.equinox.p2.metadata.*;
import org.eclipse.equinox.p2.metadata.MetadataFactory.InstallableUnitDescription;
import org.eclipse.equinox.p2.metadata.MetadataFactory.InstallableUnitFragmentDescription;
import org.eclipse.equinox.p2.publisher.*;
import org.eclipse.equinox.p2.repository.artifact.IArtifactDescriptor;
import org.eclipse.equinox.spi.p2.publisher.PublisherHelper;
import org.eclipse.osgi.util.ManifestElement;
import org.osgi.framework.BundleException;
public class JREAction extends AbstractPublisherAction {
private static final String DEFAULT_JRE_NAME = "a.jre"; //$NON-NLS-1$
private static final Version DEFAULT_JRE_VERSION = Version.parseVersion("1.6"); //$NON-NLS-1$
private static final String DEFAULT_PROFILE = "/profiles/JavaSE-1.6.profile"; //$NON-NLS-1$
private static final String PROFILE_LOCATION = "jre.action.profile.location"; //$NON-NLS-1$
private static final String PROFILE_NAME = "osgi.java.profile.name"; //$NON-NLS-1$
private static final String PROFILE_TARGET_VERSION = "org.eclipse.jdt.core.compiler.codegen.targetPlatform"; //$NON-NLS-1$
private static final String PROFILE_SYSTEM_PACKAGES = "org.osgi.framework.system.packages"; //$NON-NLS-1$
private File jreLocation;
private String environment;
private Map<String, String> profileProperties;
public JREAction(File location) {
this.jreLocation = location;
}
public JREAction(String environment) {
this.environment = environment;
}
public IStatus perform(IPublisherInfo publisherInfo, IPublisherResult results, IProgressMonitor monitor) {
initialize(publisherInfo);
IArtifactDescriptor artifact = createJREData(results);
if (artifact != null)
publishArtifact(artifact, new File[] {jreLocation}, null, publisherInfo, createRootPrefixComputer(jreLocation));
return Status.OK_STATUS;
}
/**
* Creates IUs and artifact descriptors for the JRE. The resulting IUs are added
* to the given set, and the resulting artifact descriptor, if any, is returned.
* If the jreLocation is <code>null</code>, default information is generated.
*/
protected IArtifactDescriptor createJREData(IPublisherResult results) {
InstallableUnitDescription iu = new MetadataFactory.InstallableUnitDescription();
iu.setSingleton(false);
iu.setId(DEFAULT_JRE_NAME);
iu.setVersion(DEFAULT_JRE_VERSION);
iu.setTouchpointType(PublisherHelper.TOUCHPOINT_NATIVE);
generateJREIUData(iu);
InstallableUnitFragmentDescription cu = new InstallableUnitFragmentDescription();
String configId = "config." + iu.getId();//$NON-NLS-1$
cu.setId(configId);
cu.setVersion(iu.getVersion());
VersionRange range = iu.getVersion() == Version.emptyVersion ? VersionRange.emptyRange : new VersionRange(iu.getVersion(), true, Version.MAX_VERSION, true);
cu.setHost(new IRequirement[] {MetadataFactory.createRequirement(IInstallableUnit.NAMESPACE_IU_ID, iu.getId(), range, null, false, false)});
cu.setProperty(InstallableUnitDescription.PROP_TYPE_FRAGMENT, Boolean.TRUE.toString());
cu.setCapabilities(new IProvidedCapability[] {PublisherHelper.createSelfCapability(configId, iu.getVersion())});
cu.setTouchpointType(PublisherHelper.TOUCHPOINT_NATIVE);
Map<String, String> touchpointData = new HashMap<String, String>();
if (jreLocation == null || !jreLocation.exists()) {
touchpointData.put("install", ""); //$NON-NLS-1$ //$NON-NLS-2$
cu.addTouchpointData(MetadataFactory.createTouchpointData(touchpointData));
results.addIU(MetadataFactory.createInstallableUnit(iu), IPublisherResult.ROOT);
results.addIU(MetadataFactory.createInstallableUnit(cu), IPublisherResult.ROOT);
return null;
}
//Generate artifact for JRE
IArtifactKey key = new ArtifactKey(PublisherHelper.BINARY_ARTIFACT_CLASSIFIER, iu.getId(), iu.getVersion());
iu.setArtifacts(new IArtifactKey[] {key});
results.addIU(MetadataFactory.createInstallableUnit(iu), IPublisherResult.ROOT);
//Create config info for the CU
String configurationData = "unzip(source:@artifact, target:${installFolder});"; //$NON-NLS-1$
touchpointData.put("install", configurationData); //$NON-NLS-1$
String unConfigurationData = "cleanupzip(source:@artifact, target:${installFolder});"; //$NON-NLS-1$
touchpointData.put("uninstall", unConfigurationData); //$NON-NLS-1$
cu.addTouchpointData(MetadataFactory.createTouchpointData(touchpointData));
results.addIU(MetadataFactory.createInstallableUnit(cu), IPublisherResult.ROOT);
//Create the artifact descriptor
return PublisherHelper.createArtifactDescriptor(info, key, jreLocation);
}
private IProvidedCapability[] generateJRECapability(String id, Version version) {
if (profileProperties == null)
return new IProvidedCapability[0];
String packages = profileProperties.get(PROFILE_SYSTEM_PACKAGES);
if (packages == null || (packages.trim().length() == 0))
return new IProvidedCapability[] {PublisherHelper.createSelfCapability(id, version)};
try {
ManifestElement[] jrePackages = ManifestElement.parseHeader(PROFILE_SYSTEM_PACKAGES, packages);
IProvidedCapability[] exportedPackageAsCapabilities = new IProvidedCapability[jrePackages.length + 1];
exportedPackageAsCapabilities[0] = PublisherHelper.createSelfCapability(id, version);
for (int i = 1; i <= jrePackages.length; i++) {
exportedPackageAsCapabilities[i] = MetadataFactory.createProvidedCapability(PublisherHelper.CAPABILITY_NS_JAVA_PACKAGE, jrePackages[i - 1].getValue(), null);
}
return exportedPackageAsCapabilities;
} catch (BundleException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return new IProvidedCapability[0];
}
private void generateJREIUData(InstallableUnitDescription iu) {
if (profileProperties == null || profileProperties.size() == 0)
return; //got nothing
String profileLocation = profileProperties.get(PROFILE_LOCATION);
String profileName = profileLocation != null ? new Path(profileLocation).lastSegment() : profileProperties.get(PROFILE_NAME);
if (profileName.endsWith(".profile")) //$NON-NLS-1$
profileName = profileName.substring(0, profileName.length() - 8);
Version version = null;
int idx = profileName.indexOf('-');
if (idx != -1) {
try {
version = Version.parseVersion(profileName.substring(idx + 1));
} catch (IllegalArgumentException e) {
//ignore
}
profileName = profileName.substring(0, idx);
}
if (version == null) {
try {
String targetVersion = profileProperties.get(PROFILE_TARGET_VERSION);
version = targetVersion != null ? Version.parseVersion(targetVersion) : null;
} catch (IllegalArgumentException e) {
//ignore
}
}
if (version == null)
version = DEFAULT_JRE_VERSION;
iu.setVersion(version);
profileName = profileName.replace('-', '.');
profileName = profileName.replace('/', '.');
profileName = profileName.replace('_', '.');
iu.setId("a.jre." + profileName.toLowerCase()); //$NON-NLS-1$
IProvidedCapability[] capabilities = generateJRECapability(iu.getId(), iu.getVersion());
iu.setCapabilities(capabilities);
}
private void initialize(IPublisherInfo publisherInfo) {
this.info = publisherInfo;
if (jreLocation != null) {
//Look for a JRE profile file to set version and capabilities
File[] profiles = jreLocation.listFiles(new FileFilter() {
public boolean accept(File pathname) {
return pathname.getAbsolutePath().endsWith(".profile"); //$NON-NLS-1$
}
});
if (profiles != null && profiles.length > 0) {
profileProperties = loadProfile(profiles[0]);
}
}
if (profileProperties == null) {
String entry = environment != null ? "/profiles/" + environment.replace('/', '_') + ".profile" : DEFAULT_PROFILE; //$NON-NLS-1$ //$NON-NLS-2$
URL profileURL = Activator.getContext().getBundle().getEntry(entry);
profileProperties = loadProfile(profileURL);
}
}
private Map<String, String> loadProfile(File profileFile) {
if (profileFile == null || !profileFile.exists())
return null;
try {
InputStream stream = new BufferedInputStream(new FileInputStream(profileFile));
Map<String, String> properties = loadProfile(stream);
if (properties != null)
properties.put(PROFILE_LOCATION, profileFile.getAbsolutePath());
return properties;
} catch (FileNotFoundException e) {
//null
}
return null;
}
private Map<String, String> loadProfile(URL profileURL) {
if (profileURL == null)
return null;
try {
InputStream stream = profileURL.openStream();
return loadProfile(stream);
} catch (IOException e) {
//null
}
return null;
}
/**
* Always closes the stream when done
*/
private Map<String, String> loadProfile(InputStream stream) {
if (stream != null) {
try {
return CollectionUtils.loadProperties(stream);
} catch (IOException e) {
return null;
} finally {
try {
stream.close();
} catch (IOException e) {
// error
}
}
}
return null;
}
}
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