bundles/org.eclipse.equinox.p2.tests.verifier/src/org/eclipse/equinox/internal/p2/tests/verifier/VerifierApplication.java - equinox/rt.equinox.p2 - Git at Google

 /*******************************************************************************
  * Copyright (c) 2009 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.equinox.internal.p2.tests.verifier;

 import java.io.*;
 import java.util.*;
 import org.eclipse.core.runtime.*;
 import org.eclipse.core.runtime.internal.adaptor.EclipseAdaptorMsg;
 import org.eclipse.core.runtime.internal.adaptor.MessageHelper;
 import org.eclipse.equinox.app.IApplication;
 import org.eclipse.equinox.app.IApplicationContext;
 import org.eclipse.equinox.internal.p2.core.helpers.LogHelper;
 import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper;
 import org.eclipse.equinox.p2.core.IProvisioningAgent;
 import org.eclipse.equinox.p2.engine.IProfile;
 import org.eclipse.equinox.p2.engine.IProfileRegistry;
 import org.eclipse.equinox.p2.query.IQueryResult;
 import org.eclipse.equinox.p2.query.QueryUtil;
 import org.eclipse.osgi.framework.internal.core.Constants;
 import org.eclipse.osgi.service.resolver.*;
 import org.eclipse.osgi.util.NLS;
 import org.osgi.framework.Bundle;
 import org.osgi.service.packageadmin.PackageAdmin;

 /**
  * Application which verifies an install.
  *
  * @since 1.0
  */
 public class VerifierApplication implements IApplication {

 	private static final File DEFAULT_PROPERTIES_FILE = new File("verifier.properties"); //$NON-NLS-1$
 	private static final String ARG_PROPERTIES = "-verifier.properties"; //$NON-NLS-1$
 	private IProvisioningAgent agent;
 	private Properties properties = null;
 	private List ignoreResolved = null;

 	/*
 	 * Create and return an error status with the given message.
 	 */
 	private static IStatus createError(String message) {
 		return new Status(IStatus.ERROR, Activator.PLUGIN_ID, message);
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.equinox.app.IApplication#start(org.eclipse.equinox.app.IApplicationContext)
 	 */
 	public Object start(IApplicationContext context) throws Exception {
 		String[] args = (String[]) context.getArguments().get(IApplicationContext.APPLICATION_ARGS);
 		processArguments(args);

 		agent = (IProvisioningAgent) ServiceHelper.getService(Activator.getBundleContext(), IProvisioningAgent.SERVICE_NAME);

 		IStatus result = verify();
 		if (!result.isOK()) {
 			//			PrintWriter out = new PrintWriter(new FileWriter(new File("c:/tmp/dropins-debug.txt")));
 			PrintWriter out = new PrintWriter(new OutputStreamWriter(System.err));
 			out.println("Error from dropin verifier application: " + result.getMessage()); //$NON-NLS-1$
 			Throwable t = result.getException();
 			if (t != null)
 				t.printStackTrace(out);
 			out.close();
 			LogHelper.log(result);
 		}
 		return result.isOK() ? IApplication.EXIT_OK : new Integer(13);
 	}

 	/*
 	 * Go through the command-line args and pull out interesting ones
 	 * for later consumption.
 	 */
 	private void processArguments(String[] args) {
 		if (args == null)
 			return;

 		for (int i = 1; i < args.length; i++) {
 			if (ARG_PROPERTIES.equals(args[i - 1])) {
 				String filename = args[i];
 				if (filename.startsWith("-")) //$NON-NLS-1$
 					continue;
 				try {
 					properties = readProperties(new File(filename));
 				} catch (IOException e) {
 					// TODO
 					e.printStackTrace();
 					// fall through to load default
 				}
 				continue;
 			}
 		}

 		// problems loading properties file or none specified so look for a default
 		if (properties == null) {
 			try {
 				if (DEFAULT_PROPERTIES_FILE.exists())
 					properties = readProperties(DEFAULT_PROPERTIES_FILE);
 			} catch (IOException e) {
 				// TODO
 				e.printStackTrace();
 			}
 		}
 		if (properties == null)
 			properties = new Properties();
 	}

 	/*
 	 * Read and return a properties file at the given location.
 	 */
 	private Properties readProperties(File file) throws IOException {
 		Properties result = new Properties();
 		InputStream input = null;
 		try {
 			input = new BufferedInputStream(new FileInputStream(file));
 			result.load(input);
 			return result;
 		} finally {
 			if (input != null)
 				try {
 					input.close();
 				} catch (IOException e) {
 					// ignore
 				}
 		}
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.equinox.app.IApplication#stop()
 	 */
 	public void stop() {
 		// nothing to do
 	}

 	/*
 	 * Return a boolean value indicating whether or not the bundle with the given symbolic name
 	 * should be considered when looking at bundles which are not resolved in the system.
 	 * TODO the call to this method was removed. we should add it back
 	 */
 	protected boolean shouldCheckResolved(String bundle) {
 		if (ignoreResolved == null) {
 			ignoreResolved = new ArrayList();
 			String list = properties.getProperty("ignore.unresolved");
 			if (list == null)
 				return true;
 			for (StringTokenizer tokenizer = new StringTokenizer(list, ","); tokenizer.hasMoreTokens();)
 				ignoreResolved.add(tokenizer.nextToken().trim());
 		}
 		for (Iterator iter = ignoreResolved.iterator(); iter.hasNext();) {
 			if (bundle.equals(iter.next()))
 				return false;
 		}
 		return true;
 	}

 	private List getAllBundles() {
 		PlatformAdmin platformAdmin = (PlatformAdmin) ServiceHelper.getService(Activator.getBundleContext(), PlatformAdmin.class.getName());
 		PackageAdmin packageAdmin = (PackageAdmin) ServiceHelper.getService(Activator.getBundleContext(), PackageAdmin.class.getName());
 		State state = platformAdmin.getState(false);
 		List result = new ArrayList();

 		BundleDescription[] bundles = state.getBundles();
 		for (int i = 0; i < bundles.length; i++) {
 			BundleDescription bundle = bundles[i];
 			Bundle[] versions = packageAdmin.getBundles(bundle.getSymbolicName(), bundle.getVersion().toString());
 			for (int j = 0; j < versions.length; j++)
 				result.add(versions[j]);
 		}
 		return result;
 	}

 	/*
 	 * Check to ensure all of the bundles in the system are resolved.
 	 *
 	 * Copied and modified from EclipseStarter#logUnresolvedBundles.
 	 * This method prints out all the reasons while asking the resolver directly
 	 * will only print out the first reason.
 	 */
 	private IStatus checkResolved() {
 		List allProblems = new ArrayList();
 		PlatformAdmin platformAdmin = (PlatformAdmin) ServiceHelper.getService(Activator.getBundleContext(), PlatformAdmin.class.getName());
 		State state = platformAdmin.getState(false);
 		StateHelper stateHelper = platformAdmin.getStateHelper();

 		// first lets look for missing leaf constraints (bug 114120)
 		VersionConstraint[] leafConstraints = stateHelper.getUnsatisfiedLeaves(state.getBundles());
 		// hash the missing leaf constraints by the declaring bundles
 		Map missing = new HashMap();
 		for (int i = 0; i < leafConstraints.length; i++) {
 			// only include non-optional and non-dynamic constraint leafs
 			if (leafConstraints[i] instanceof BundleSpecification && ((BundleSpecification) leafConstraints[i]).isOptional())
 				continue;
 			if (leafConstraints[i] instanceof ImportPackageSpecification) {
 				if (ImportPackageSpecification.RESOLUTION_OPTIONAL.equals(((ImportPackageSpecification) leafConstraints[i]).getDirective(Constants.RESOLUTION_DIRECTIVE)))
 					continue;
 				if (ImportPackageSpecification.RESOLUTION_DYNAMIC.equals(((ImportPackageSpecification) leafConstraints[i]).getDirective(Constants.RESOLUTION_DIRECTIVE)))
 					continue;
 			}
 			BundleDescription bundleDesc = leafConstraints[i].getBundle();
 			ArrayList constraints = (ArrayList) missing.get(bundleDesc);
 			if (constraints == null) {
 				constraints = new ArrayList();
 				missing.put(bundleDesc, constraints);
 			}
 			constraints.add(leafConstraints[i]);
 		}

 		// found some bundles with missing leaf constraints; log them first
 		if (missing.size() > 0) {
 			int rootIndex = 0;
 			for (Iterator iter = missing.keySet().iterator(); iter.hasNext(); rootIndex++) {
 				BundleDescription description = (BundleDescription) iter.next();
 				String generalMessage = NLS.bind(EclipseAdaptorMsg.ECLIPSE_STARTUP_ERROR_BUNDLE_NOT_RESOLVED, description.getLocation());
 				ArrayList constraints = (ArrayList) missing.get(description);
 				for (Iterator inner = constraints.iterator(); inner.hasNext();) {
 					String message = generalMessage + " Reason: " + MessageHelper.getResolutionFailureMessage((VersionConstraint) inner.next()); //$NON-NLS-1$
 					allProblems.add(createError(message));
 				}
 			}
 		}

 		// There may be some bundles unresolved for other reasons, causing the system to be unresolved
 		// log all unresolved constraints now
 		List allBundles = getAllBundles();
 		for (Iterator i = allBundles.iterator(); i.hasNext();) {
 			Bundle bundle = (Bundle) i.next();
 			if (bundle.getState() == Bundle.INSTALLED) {
 				String generalMessage = NLS.bind(EclipseAdaptorMsg.ECLIPSE_STARTUP_ERROR_BUNDLE_NOT_RESOLVED, bundle);
 				BundleDescription description = state.getBundle(bundle.getBundleId());
 				// for some reason, the state does not know about that bundle
 				if (description == null)
 					continue;
 				VersionConstraint[] unsatisfied = stateHelper.getUnsatisfiedConstraints(description);
 				if (unsatisfied.length > 0) {
 					// the bundle wasn't resolved due to some of its constraints were unsatisfiable
 					for (int j = 0; j < unsatisfied.length; j++)
 						allProblems.add(createError(generalMessage + " Reason: " + MessageHelper.getResolutionFailureMessage(unsatisfied[j]))); //$NON-NLS-1$
 				} else {
 					ResolverError[] resolverErrors = state.getResolverErrors(description);
 					for (int j = 0; j < resolverErrors.length; j++) {
 						if (shouldAdd(resolverErrors[j])) {
 							allProblems.add(createError(generalMessage + " Reason: " + resolverErrors[j].toString())); //$NON-NLS-1$
 						}
 					}
 				}
 			}
 		}
 		MultiStatus result = new MultiStatus(Activator.PLUGIN_ID, IStatus.OK, "Problems checking resolved bundles.", null); //$NON-NLS-1$
 		for (Iterator iter = allProblems.iterator(); iter.hasNext();)
 			result.add((IStatus) iter.next());
 		return result;
 	}

 	/*
 	 * Return a boolean value indicating whether or not the given resolver error should be
 	 * added to our results.
 	 */
 	private boolean shouldAdd(ResolverError error) {
 		// ignore EE problems? default value is true
 		String prop = properties.getProperty("ignore.ee"); //$NON-NLS-1$
 		boolean ignoreEE = prop == null || Boolean.valueOf(prop).booleanValue();
 		if (ResolverError.MISSING_EXECUTION_ENVIRONMENT == error.getType() && ignoreEE)
 			return false;
 		return true;
 	}

 	/*
 	 * Ensure we have a profile registry and can access the SELF profile.
 	 */
 	private IStatus checkProfileRegistry() {
 		IProfileRegistry registry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
 		if (registry == null)
 			return createError("Profile registry service not available."); //$NON-NLS-1$
 		IProfile profile = registry.getProfile(IProfileRegistry.SELF);
 		if (profile == null)
 			return createError("SELF profile not available in profile registry."); //$NON-NLS-1$
 		IQueryResult results = profile.query(QueryUtil.createIUQuery(Activator.PLUGIN_ID), null);
 		if (results.isEmpty())
 			return createError(NLS.bind("IU for {0} not found in SELF profile.", Activator.PLUGIN_ID)); //$NON-NLS-1$
 		return Status.OK_STATUS;
 	}

 	/*
 	 * Perform all of the verification checks.
 	 */
 	public IStatus verify() {
 		String message = "Problems occurred during verification."; //$NON-NLS-1$
 		MultiStatus result = new MultiStatus(Activator.PLUGIN_ID, IStatus.OK, message, null);

 		// ensure all the bundles are resolved
 		IStatus temp = checkResolved();
 		if (!temp.isOK())
 			result.merge(temp);

 		// ensure we have a profile registry
 		temp = checkProfileRegistry();
 		if (!temp.isOK())
 			result.merge(temp);

 		return result;
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2009 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.equinox.internal.p2.tests.verifier;

	import java.io.*;
	import java.util.*;
	import org.eclipse.core.runtime.*;
	import org.eclipse.core.runtime.internal.adaptor.EclipseAdaptorMsg;
	import org.eclipse.core.runtime.internal.adaptor.MessageHelper;
	import org.eclipse.equinox.app.IApplication;
	import org.eclipse.equinox.app.IApplicationContext;
	import org.eclipse.equinox.internal.p2.core.helpers.LogHelper;
	import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper;
	import org.eclipse.equinox.p2.core.IProvisioningAgent;
	import org.eclipse.equinox.p2.engine.IProfile;
	import org.eclipse.equinox.p2.engine.IProfileRegistry;
	import org.eclipse.equinox.p2.query.IQueryResult;
	import org.eclipse.equinox.p2.query.QueryUtil;
	import org.eclipse.osgi.framework.internal.core.Constants;
	import org.eclipse.osgi.service.resolver.*;
	import org.eclipse.osgi.util.NLS;
	import org.osgi.framework.Bundle;
	import org.osgi.service.packageadmin.PackageAdmin;

	/**
	* Application which verifies an install.
	*
	* @since 1.0
	*/
	public class VerifierApplication implements IApplication {

	private static final File DEFAULT_PROPERTIES_FILE = new File("verifier.properties"); //$NON-NLS-1$
	private static final String ARG_PROPERTIES = "-verifier.properties"; //$NON-NLS-1$
	private IProvisioningAgent agent;
	private Properties properties = null;
	private List ignoreResolved = null;

	/*
	* Create and return an error status with the given message.
	*/
	private static IStatus createError(String message) {
	return new Status(IStatus.ERROR, Activator.PLUGIN_ID, message);
	}

	/* (non-Javadoc)
	* @see org.eclipse.equinox.app.IApplication#start(org.eclipse.equinox.app.IApplicationContext)
	*/
	public Object start(IApplicationContext context) throws Exception {
	String[] args = (String[]) context.getArguments().get(IApplicationContext.APPLICATION_ARGS);
	processArguments(args);

	agent = (IProvisioningAgent) ServiceHelper.getService(Activator.getBundleContext(), IProvisioningAgent.SERVICE_NAME);

	IStatus result = verify();
	if (!result.isOK()) {
	// PrintWriter out = new PrintWriter(new FileWriter(new File("c:/tmp/dropins-debug.txt")));
	PrintWriter out = new PrintWriter(new OutputStreamWriter(System.err));
	out.println("Error from dropin verifier application: " + result.getMessage()); //$NON-NLS-1$
	Throwable t = result.getException();
	if (t != null)
	t.printStackTrace(out);
	out.close();
	LogHelper.log(result);
	}
	return result.isOK() ? IApplication.EXIT_OK : new Integer(13);
	}

	/*
	* Go through the command-line args and pull out interesting ones
	* for later consumption.
	*/
	private void processArguments(String[] args) {
	if (args == null)
	return;

	for (int i = 1; i < args.length; i++) {
	if (ARG_PROPERTIES.equals(args[i - 1])) {
	String filename = args[i];
	if (filename.startsWith("-")) //$NON-NLS-1$
	continue;
	try {
	properties = readProperties(new File(filename));
	} catch (IOException e) {
	// TODO
	e.printStackTrace();
	// fall through to load default
	}
	continue;
	}
	}

	// problems loading properties file or none specified so look for a default
	if (properties == null) {
	try {
	if (DEFAULT_PROPERTIES_FILE.exists())
	properties = readProperties(DEFAULT_PROPERTIES_FILE);
	} catch (IOException e) {
	// TODO
	e.printStackTrace();
	}
	}
	if (properties == null)
	properties = new Properties();
	}

	/*
	* Read and return a properties file at the given location.
	*/
	private Properties readProperties(File file) throws IOException {
	Properties result = new Properties();
	InputStream input = null;
	try {
	input = new BufferedInputStream(new FileInputStream(file));
	result.load(input);
	return result;
	} finally {
	if (input != null)
	try {
	input.close();
	} catch (IOException e) {
	// ignore
	}
	}
	}

	/* (non-Javadoc)
	* @see org.eclipse.equinox.app.IApplication#stop()
	*/
	public void stop() {
	// nothing to do
	}

	/*
	* Return a boolean value indicating whether or not the bundle with the given symbolic name
	* should be considered when looking at bundles which are not resolved in the system.
	* TODO the call to this method was removed. we should add it back
	*/
	protected boolean shouldCheckResolved(String bundle) {
	if (ignoreResolved == null) {
	ignoreResolved = new ArrayList();
	String list = properties.getProperty("ignore.unresolved");
	if (list == null)
	return true;
	for (StringTokenizer tokenizer = new StringTokenizer(list, ","); tokenizer.hasMoreTokens();)
	ignoreResolved.add(tokenizer.nextToken().trim());
	}
	for (Iterator iter = ignoreResolved.iterator(); iter.hasNext();) {
	if (bundle.equals(iter.next()))
	return false;
	}
	return true;
	}

	private List getAllBundles() {
	PlatformAdmin platformAdmin = (PlatformAdmin) ServiceHelper.getService(Activator.getBundleContext(), PlatformAdmin.class.getName());
	PackageAdmin packageAdmin = (PackageAdmin) ServiceHelper.getService(Activator.getBundleContext(), PackageAdmin.class.getName());
	State state = platformAdmin.getState(false);
	List result = new ArrayList();

	BundleDescription[] bundles = state.getBundles();
	for (int i = 0; i < bundles.length; i++) {
	BundleDescription bundle = bundles[i];
	Bundle[] versions = packageAdmin.getBundles(bundle.getSymbolicName(), bundle.getVersion().toString());
	for (int j = 0; j < versions.length; j++)
	result.add(versions[j]);
	}
	return result;
	}

	/*
	* Check to ensure all of the bundles in the system are resolved.
	*
	* Copied and modified from EclipseStarter#logUnresolvedBundles.
	* This method prints out all the reasons while asking the resolver directly
	* will only print out the first reason.
	*/
	private IStatus checkResolved() {
	List allProblems = new ArrayList();
	PlatformAdmin platformAdmin = (PlatformAdmin) ServiceHelper.getService(Activator.getBundleContext(), PlatformAdmin.class.getName());
	State state = platformAdmin.getState(false);
	StateHelper stateHelper = platformAdmin.getStateHelper();

	// first lets look for missing leaf constraints (bug 114120)
	VersionConstraint[] leafConstraints = stateHelper.getUnsatisfiedLeaves(state.getBundles());
	// hash the missing leaf constraints by the declaring bundles
	Map missing = new HashMap();
	for (int i = 0; i < leafConstraints.length; i++) {
	// only include non-optional and non-dynamic constraint leafs
	if (leafConstraints[i] instanceof BundleSpecification && ((BundleSpecification) leafConstraints[i]).isOptional())
	continue;
	if (leafConstraints[i] instanceof ImportPackageSpecification) {
	if (ImportPackageSpecification.RESOLUTION_OPTIONAL.equals(((ImportPackageSpecification) leafConstraints[i]).getDirective(Constants.RESOLUTION_DIRECTIVE)))
	continue;
	if (ImportPackageSpecification.RESOLUTION_DYNAMIC.equals(((ImportPackageSpecification) leafConstraints[i]).getDirective(Constants.RESOLUTION_DIRECTIVE)))
	continue;
	}
	BundleDescription bundleDesc = leafConstraints[i].getBundle();
	ArrayList constraints = (ArrayList) missing.get(bundleDesc);
	if (constraints == null) {
	constraints = new ArrayList();
	missing.put(bundleDesc, constraints);
	}
	constraints.add(leafConstraints[i]);
	}

	// found some bundles with missing leaf constraints; log them first
	if (missing.size() > 0) {
	int rootIndex = 0;
	for (Iterator iter = missing.keySet().iterator(); iter.hasNext(); rootIndex++) {
	BundleDescription description = (BundleDescription) iter.next();
	String generalMessage = NLS.bind(EclipseAdaptorMsg.ECLIPSE_STARTUP_ERROR_BUNDLE_NOT_RESOLVED, description.getLocation());
	ArrayList constraints = (ArrayList) missing.get(description);
	for (Iterator inner = constraints.iterator(); inner.hasNext();) {
	String message = generalMessage + " Reason: " + MessageHelper.getResolutionFailureMessage((VersionConstraint) inner.next()); //$NON-NLS-1$
	allProblems.add(createError(message));
	}
	}
	}

	// There may be some bundles unresolved for other reasons, causing the system to be unresolved
	// log all unresolved constraints now
	List allBundles = getAllBundles();
	for (Iterator i = allBundles.iterator(); i.hasNext();) {
	Bundle bundle = (Bundle) i.next();
	if (bundle.getState() == Bundle.INSTALLED) {
	String generalMessage = NLS.bind(EclipseAdaptorMsg.ECLIPSE_STARTUP_ERROR_BUNDLE_NOT_RESOLVED, bundle);
	BundleDescription description = state.getBundle(bundle.getBundleId());
	// for some reason, the state does not know about that bundle
	if (description == null)
	continue;
	VersionConstraint[] unsatisfied = stateHelper.getUnsatisfiedConstraints(description);
	if (unsatisfied.length > 0) {
	// the bundle wasn't resolved due to some of its constraints were unsatisfiable
	for (int j = 0; j < unsatisfied.length; j++)
	allProblems.add(createError(generalMessage + " Reason: " + MessageHelper.getResolutionFailureMessage(unsatisfied[j]))); //$NON-NLS-1$
	} else {
	ResolverError[] resolverErrors = state.getResolverErrors(description);
	for (int j = 0; j < resolverErrors.length; j++) {
	if (shouldAdd(resolverErrors[j])) {
	allProblems.add(createError(generalMessage + " Reason: " + resolverErrors[j].toString())); //$NON-NLS-1$
	}
	}
	}
	}
	}
	MultiStatus result = new MultiStatus(Activator.PLUGIN_ID, IStatus.OK, "Problems checking resolved bundles.", null); //$NON-NLS-1$
	for (Iterator iter = allProblems.iterator(); iter.hasNext();)
	result.add((IStatus) iter.next());
	return result;
	}

	/*
	* Return a boolean value indicating whether or not the given resolver error should be
	* added to our results.
	*/
	private boolean shouldAdd(ResolverError error) {
	// ignore EE problems? default value is true
	String prop = properties.getProperty("ignore.ee"); //$NON-NLS-1$
	boolean ignoreEE = prop == null \|\| Boolean.valueOf(prop).booleanValue();
	if (ResolverError.MISSING_EXECUTION_ENVIRONMENT == error.getType() && ignoreEE)
	return false;
	return true;
	}

	/*
	* Ensure we have a profile registry and can access the SELF profile.
	*/
	private IStatus checkProfileRegistry() {
	IProfileRegistry registry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
	if (registry == null)
	return createError("Profile registry service not available."); //$NON-NLS-1$
	IProfile profile = registry.getProfile(IProfileRegistry.SELF);
	if (profile == null)
	return createError("SELF profile not available in profile registry."); //$NON-NLS-1$
	IQueryResult results = profile.query(QueryUtil.createIUQuery(Activator.PLUGIN_ID), null);
	if (results.isEmpty())
	return createError(NLS.bind("IU for {0} not found in SELF profile.", Activator.PLUGIN_ID)); //$NON-NLS-1$
	return Status.OK_STATUS;
	}

	/*
	* Perform all of the verification checks.
	*/
	public IStatus verify() {
	String message = "Problems occurred during verification."; //$NON-NLS-1$
	MultiStatus result = new MultiStatus(Activator.PLUGIN_ID, IStatus.OK, message, null);

	// ensure all the bundles are resolved
	IStatus temp = checkResolved();
	if (!temp.isOK())
	result.merge(temp);

	// ensure we have a profile registry
	temp = checkProfileRegistry();
	if (!temp.isOK())
	result.merge(temp);

	return result;
	}

	}