bundles/org.eclipse.equinox.p2.publisher/src/org/eclipse/equinox/p2/publisher/actions/JREAction.java - equinox/rt.equinox.p2 - Git at Google

 /*******************************************************************************
  * Copyright (c) 2008, 2009 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 org.eclipse.equinox.p2.metadata.IArtifactKey;

 import java.io.*;
 import java.net.URL;
 import java.util.*;
 import org.eclipse.core.runtime.*;
 import org.eclipse.equinox.internal.p2.metadata.ArtifactKey;
 import org.eclipse.equinox.internal.p2.publisher.Activator;
 import org.eclipse.equinox.internal.provisional.p2.metadata.*;
 import org.eclipse.equinox.internal.provisional.p2.metadata.MetadataFactory.InstallableUnitDescription;
 import org.eclipse.equinox.internal.provisional.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 Properties 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 IRequiredCapability[] {MetadataFactory.createRequiredCapability(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 touchpointData = new HashMap();

 		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.getArtifactRepository(), key, jreLocation);
 	}

 	private IProvidedCapability[] generateJRECapability(String id, Version version) {
 		if (profileProperties == null)
 			return new IProvidedCapability[0];

 		try {
 			ManifestElement[] jrePackages = ManifestElement.parseHeader(PROFILE_SYSTEM_PACKAGES, (String) profileProperties.get(PROFILE_SYSTEM_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.getProperty(PROFILE_LOCATION);

 		String profileName = profileLocation != null ? new Path(profileLocation).lastSegment() : profileProperties.getProperty(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.getProperty(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 Properties loadProfile(File profileFile) {
 		if (profileFile == null || !profileFile.exists())
 			return null;

 		try {
 			InputStream stream = new BufferedInputStream(new FileInputStream(profileFile));
 			Properties properties = loadProfile(stream);
 			if (properties != null)
 				properties.put(PROFILE_LOCATION, profileFile.getAbsolutePath());
 			return properties;
 		} catch (FileNotFoundException e) {
 			//null
 		}
 		return null;
 	}

 	private Properties 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 Properties loadProfile(InputStream stream) {
 		if (stream != null) {
 			try {
 				Properties properties = new Properties();
 				properties.load(stream);
 				return properties;
 			} catch (IOException e) {
 				return null;
 			} finally {
 				try {
 					stream.close();
 				} catch (IOException e) {
 					// error
 				}
 			}
 		}
 		return null;
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2008, 2009 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 org.eclipse.equinox.p2.metadata.IArtifactKey;

	import java.io.*;
	import java.net.URL;
	import java.util.*;
	import org.eclipse.core.runtime.*;
	import org.eclipse.equinox.internal.p2.metadata.ArtifactKey;
	import org.eclipse.equinox.internal.p2.publisher.Activator;
	import org.eclipse.equinox.internal.provisional.p2.metadata.*;
	import org.eclipse.equinox.internal.provisional.p2.metadata.MetadataFactory.InstallableUnitDescription;
	import org.eclipse.equinox.internal.provisional.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 Properties 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 IRequiredCapability[] {MetadataFactory.createRequiredCapability(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 touchpointData = new HashMap();

	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.getArtifactRepository(), key, jreLocation);
	}

	private IProvidedCapability[] generateJRECapability(String id, Version version) {
	if (profileProperties == null)
	return new IProvidedCapability[0];

	try {
	ManifestElement[] jrePackages = ManifestElement.parseHeader(PROFILE_SYSTEM_PACKAGES, (String) profileProperties.get(PROFILE_SYSTEM_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.getProperty(PROFILE_LOCATION);

	String profileName = profileLocation != null ? new Path(profileLocation).lastSegment() : profileProperties.getProperty(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.getProperty(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 Properties loadProfile(File profileFile) {
	if (profileFile == null \|\| !profileFile.exists())
	return null;

	try {
	InputStream stream = new BufferedInputStream(new FileInputStream(profileFile));
	Properties properties = loadProfile(stream);
	if (properties != null)
	properties.put(PROFILE_LOCATION, profileFile.getAbsolutePath());
	return properties;
	} catch (FileNotFoundException e) {
	//null
	}
	return null;
	}

	private Properties 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 Properties loadProfile(InputStream stream) {
	if (stream != null) {
	try {
	Properties properties = new Properties();
	properties.load(stream);
	return properties;
	} catch (IOException e) {
	return null;
	} finally {
	try {
	stream.close();
	} catch (IOException e) {
	// error
	}
	}
	}
	return null;
	}
	}