bundles/org.eclipse.swt/Eclipse SWT Mozilla/common/org/eclipse/swt/browser/AppFileLocProvider.java - platform/eclipse.platform.swt.git - Git at Google

 /*******************************************************************************
  * Copyright (c) 2003, 2008 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.swt.browser;

 import java.util.Vector;

 import org.eclipse.swt.internal.*;
 import org.eclipse.swt.internal.mozilla.*;

 class AppFileLocProvider {
 	XPCOMObject supports;
 	XPCOMObject directoryServiceProvider;
 	XPCOMObject directoryServiceProvider2;
 	int refCount = 0;
 	String mozillaPath, profilePath;
 	String[] pluginDirs;
 	boolean isXULRunner;

 	static final String SEPARATOR_OS = System.getProperty ("file.separator"); //$NON-NLS-1$
 	static final String CHROME_DIR = "chrome"; //$NON-NLS-1$
 	static final String COMPONENTS_DIR = "components"; //$NON-NLS-1$
 	static final String HISTORY_FILE = "history.dat"; //$NON-NLS-1$
 	static final String LOCALSTORE_FILE = "localstore.rdf"; //$NON-NLS-1$
 	static final String MIMETYPES_FILE = "mimeTypes.rdf"; //$NON-NLS-1$
 	static final String PLUGINS_DIR = "plugins"; //$NON-NLS-1$
 	static final String USER_PLUGINS_DIR = ".mozilla" + SEPARATOR_OS + "plugins"; //$NON-NLS-1$ //$NON-NLS-2$
 	static final String PREFERENCES_FILE = "prefs.js"; //$NON-NLS-1$

 AppFileLocProvider (String path) {
 	mozillaPath = path + SEPARATOR_OS;
 	createCOMInterfaces ();
 }

 int AddRef () {
 	refCount++;
 	return refCount;
 }

 void createCOMInterfaces () {
 	/* Create each of the interfaces that this object implements */
 	supports = new XPCOMObject (new int[] {2, 0, 0}) {
 		public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
 		public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
 		public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
 	};

 	directoryServiceProvider = new XPCOMObject (new int[] {2, 0, 0, 3}) {
 		public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
 		public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
 		public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
 		public int /*long*/ method3 (int /*long*/[] args) {return getFile (args[0], args[1], args[2]);}
 	};

 	directoryServiceProvider2 = new XPCOMObject (new int[] {2, 0, 0, 3, 2}) {
 		public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
 		public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
 		public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
 		public int /*long*/ method3 (int /*long*/[] args) {return getFile (args[0], args[1], args[2]);}
 		public int /*long*/ method4 (int /*long*/[] args) {return getFiles (args[0], args[1]);}
 	};
 }

 void disposeCOMInterfaces () {
 	if (supports != null) {
 		supports.dispose ();
 		supports = null;
 	}
 	if (directoryServiceProvider != null) {
 		directoryServiceProvider.dispose ();
 		directoryServiceProvider = null;
 	}
 	if (directoryServiceProvider2 != null) {
 		directoryServiceProvider2.dispose ();
 		directoryServiceProvider2 = null;
 	}
 }

 int /*long*/ getAddress () {
 	return directoryServiceProvider.getAddress ();
 }

 int QueryInterface (int /*long*/ riid, int /*long*/ ppvObject) {
 	if (riid == 0 || ppvObject == 0) return XPCOM.NS_ERROR_NO_INTERFACE;
 	nsID guid = new nsID ();
 	XPCOM.memmove (guid, riid, nsID.sizeof);

 	if (guid.Equals (nsISupports.NS_ISUPPORTS_IID)) {
 		XPCOM.memmove (ppvObject, new int /*long*/[] {supports.getAddress ()}, C.PTR_SIZEOF);
 		AddRef ();
 		return XPCOM.NS_OK;
 	}
 	if (guid.Equals (nsIDirectoryServiceProvider.NS_IDIRECTORYSERVICEPROVIDER_IID)) {
 		XPCOM.memmove (ppvObject, new int /*long*/[] {directoryServiceProvider.getAddress ()}, C.PTR_SIZEOF);
 		AddRef ();
 		return XPCOM.NS_OK;
 	}
 	if (guid.Equals (nsIDirectoryServiceProvider2.NS_IDIRECTORYSERVICEPROVIDER2_IID)) {
 		XPCOM.memmove (ppvObject, new int /*long*/[] {directoryServiceProvider2.getAddress ()}, C.PTR_SIZEOF);
 		AddRef ();
 		return XPCOM.NS_OK;
 	}

 	XPCOM.memmove (ppvObject, new int /*long*/[] {0}, C.PTR_SIZEOF);
 	return XPCOM.NS_ERROR_NO_INTERFACE;
 }

 int Release () {
 	refCount--;
 	if (refCount == 0) disposeCOMInterfaces ();
 	return refCount;
 }

 void setProfilePath (String path) {
 	profilePath = path;
 	if (!Compatibility.fileExists (path, "")) { //$NON-NLS-1$
 		int /*long*/[] result = new int /*long*/[1];
 		nsEmbedString pathString = new nsEmbedString (path);
 		int rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, result);
 		if (rc != XPCOM.NS_OK) Mozilla.error (rc);
 		if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);
 		pathString.dispose ();

 		nsILocalFile file = new nsILocalFile (result [0]);
 		rc = file.Create (nsILocalFile.DIRECTORY_TYPE, 0700);
 		if (rc != XPCOM.NS_OK) Mozilla.error (rc);
 		file.Release ();
 	}
 }

 /* nsIDirectoryServiceProvider2 */

 int getFiles (int /*long*/ prop, int /*long*/ _retval) {
 	int size = XPCOM.strlen (prop);
 	byte[] bytes = new byte[size];
 	XPCOM.memmove (bytes, prop, size);
 	String propertyName = new String (MozillaDelegate.mbcsToWcs (null, bytes));
 	String[] propertyValues = null;

 	if (propertyName.equals (XPCOM.NS_APP_PLUGINS_DIR_LIST)) {
 		if (pluginDirs == null) {
 			int index = 0;
 			/* set the first value(s) to the MOZ_PLUGIN_PATH environment variable value if it's defined */
 			int /*long*/ ptr = C.getenv (MozillaDelegate.wcsToMbcs (null, XPCOM.MOZILLA_PLUGIN_PATH, true));
 			if (ptr != 0) {
 				int length = C.strlen (ptr);
 				byte[] buffer = new byte[length];
 				C.memmove (buffer, ptr, length);
 				String value = new String (MozillaDelegate.mbcsToWcs (null, buffer));
 				if (value.length () > 0) {
 					String separator = System.getProperty ("path.separator"); // $NON-NLS-1$
 					Vector segments = new Vector ();
 					int start, end = -1;
 					do {
 						start = end + 1;
 						end = value.indexOf (separator, start);
 						String segment;
 						if (end == -1) {
 							segment = value.substring (start);
 						} else {
 							segment = value.substring (start, end);
 						}
 						if (segment.length () > 0) segments.addElement (segment);
 					} while (end != -1);
 					int segmentsSize = segments.size ();
 					pluginDirs = new String [segmentsSize + 2];
 					for (index = 0; index < segmentsSize; index++) {
 						pluginDirs[index] = (String)segments.elementAt (index);
 					}
 				}
 			}
 			if (pluginDirs == null) {
 				pluginDirs = new String[2];
 			}

 			/* set the next value to the GRE path + "plugins" */
 			pluginDirs[index++] = mozillaPath + PLUGINS_DIR;

 			/* set the next value to the home directory + "/.mozilla/plugins" */
 			pluginDirs[index++] = System.getProperty("user.home") + SEPARATOR_OS + USER_PLUGINS_DIR;
 		}
 		propertyValues = pluginDirs;
 	}

 	XPCOM.memmove(_retval, new int /*long*/[] {0}, C.PTR_SIZEOF);
 	if (propertyValues != null) {
 		int /*long*/[] result = new int /*long*/[1];
 		nsISupports[] files = new nsISupports [propertyValues.length];
 		int index = 0;
 		for (int i = 0; i < propertyValues.length; i++) {
 			nsEmbedString pathString = new nsEmbedString (propertyValues[i]);
 			int rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, result);
 			if (rc != XPCOM.NS_ERROR_FILE_UNRECOGNIZED_PATH) {
 				/* value appears to be a valid pathname */
 				if (rc != XPCOM.NS_OK) Mozilla.error (rc);
 				if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);

 				nsILocalFile localFile = new nsILocalFile (result[0]);
 				result[0] = 0;
 				rc = localFile.QueryInterface (nsIFile.NS_IFILE_IID, result);
 				if (rc != XPCOM.NS_OK) Mozilla.error (rc);
 				if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
 				localFile.Release ();

 				nsIFile file = new nsIFile (result[0]);
 				files[index++] = file;
 			}
 			pathString.dispose ();
 			result[0] = 0;
 		}

 		if (index < propertyValues.length) {
 			/* there were some invalid values so remove the trailing empty array slots */
 			nsISupports[] temp = new nsISupports [index];
 			System.arraycopy (files, 0, temp, 0, index);
 			files = temp;
 		}

 		SimpleEnumerator enumerator = new SimpleEnumerator (files);
 		enumerator.AddRef ();
 		XPCOM.memmove (_retval, new int /*long*/[] {enumerator.getAddress ()}, C.PTR_SIZEOF);
 		return XPCOM.NS_OK;
 	}

 	return XPCOM.NS_ERROR_FAILURE;
 }

 /* nsIDirectoryServiceProvider implementation */

 int getFile(int /*long*/ prop, int /*long*/ persistent, int /*long*/ _retval) {
 	int size = XPCOM.strlen (prop);
 	byte[] bytes = new byte[size];
 	XPCOM.memmove (bytes, prop, size);
 	String propertyName = new String (MozillaDelegate.mbcsToWcs (null, bytes));
 	String propertyValue = null;

 	if (propertyName.equals (XPCOM.NS_APP_HISTORY_50_FILE)) {
 		propertyValue = profilePath + HISTORY_FILE;
 	} else if (propertyName.equals (XPCOM.NS_APP_USER_MIMETYPES_50_FILE)) {
 		propertyValue = profilePath + MIMETYPES_FILE;
 	} else if (propertyName.equals (XPCOM.NS_APP_PREFS_50_FILE)) {
 		propertyValue = profilePath + PREFERENCES_FILE;
 	} else if (propertyName.equals (XPCOM.NS_APP_PREFS_50_DIR)) {
 		propertyValue = profilePath;
 	} else if (propertyName.equals (XPCOM.NS_APP_USER_CHROME_DIR)) {
 		propertyValue = profilePath + CHROME_DIR;
 	} else if (propertyName.equals (XPCOM.NS_APP_USER_PROFILE_50_DIR)) {
 		propertyValue = profilePath;
 	} else if (propertyName.equals (XPCOM.NS_APP_LOCALSTORE_50_FILE)) {
 		propertyValue = profilePath + LOCALSTORE_FILE;
 	} else if (propertyName.equals (XPCOM.NS_APP_CACHE_PARENT_DIR)) {
 		propertyValue = profilePath;
 	} else if (propertyName.equals (XPCOM.NS_OS_HOME_DIR)) {
 		propertyValue = System.getProperty("user.home");	//$NON-NLS-1$
 	} else if (propertyName.equals (XPCOM.NS_OS_TEMP_DIR)) {
 		propertyValue = System.getProperty("java.io.tmpdir");	//$NON-NLS-1$
 	} else if (propertyName.equals (XPCOM.NS_GRE_DIR)) {
 		propertyValue = mozillaPath;
 	} else if (propertyName.equals (XPCOM.NS_GRE_COMPONENT_DIR)) {
 		propertyValue = mozillaPath + COMPONENTS_DIR;
 	} else if (propertyName.equals (XPCOM.NS_XPCOM_INIT_CURRENT_PROCESS_DIR)) {
 		propertyValue = mozillaPath;
 	} else if (propertyName.equals (XPCOM.NS_OS_CURRENT_PROCESS_DIR)) {
 		propertyValue = mozillaPath;
 	} else if (propertyName.equals (XPCOM.NS_XPCOM_COMPONENT_DIR)) {
 		propertyValue = mozillaPath + COMPONENTS_DIR;
 	} else if (propertyName.equals (XPCOM.NS_XPCOM_CURRENT_PROCESS_DIR)) {
 		propertyValue = mozillaPath;
 	} else if (propertyName.equals (XPCOM.NS_APP_PREF_DEFAULTS_50_DIR)) {
 		/*
 		* Answering a value for this property causes problems in Mozilla versions
 		* < 1.7.  Unfortunately this property is queried early enough in the
 		* Browser creation process that the Mozilla version being used is not
 		* yet determined.  However it is known if XULRunner is being used or not.
 		*
 		* For now answer a value for this property iff XULRunner is the GRE.
 		* If the range of Mozilla versions supported by the Browser is changed
 		* in the future to be >= 1.7 then this value can always be answered.
 		*/
 		if (isXULRunner) propertyValue = profilePath;
 	}

 	XPCOM.memmove (persistent, new int[] {1}, 4); /* PRBool */
 	XPCOM.memmove (_retval, new int /*long*/[] {0}, C.PTR_SIZEOF);
 	if (propertyValue != null && propertyValue.length () > 0) {
 		int /*long*/[] result = new int /*long*/[1];
 		nsEmbedString pathString = new nsEmbedString (propertyValue);
 		int rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, result);
 		if (rc != XPCOM.NS_OK) Mozilla.error (rc);
 		if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);
 		pathString.dispose ();

 		nsILocalFile localFile = new nsILocalFile (result [0]);
 		result[0] = 0;
 	    rc = localFile.QueryInterface (nsIFile.NS_IFILE_IID, result);
 		if (rc != XPCOM.NS_OK) Mozilla.error (rc);
 		if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);

 		XPCOM.memmove (_retval, new int /*long*/[] {result[0]}, C.PTR_SIZEOF);
 		localFile.Release ();
 		return XPCOM.NS_OK;
 	}

 	return XPCOM.NS_ERROR_FAILURE;
 }
 }
	/*******************************************************************************
	* Copyright (c) 2003, 2008 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.swt.browser;

	import java.util.Vector;

	import org.eclipse.swt.internal.*;
	import org.eclipse.swt.internal.mozilla.*;

	class AppFileLocProvider {
	XPCOMObject supports;
	XPCOMObject directoryServiceProvider;
	XPCOMObject directoryServiceProvider2;
	int refCount = 0;
	String mozillaPath, profilePath;
	String[] pluginDirs;
	boolean isXULRunner;

	static final String SEPARATOR_OS = System.getProperty ("file.separator"); //$NON-NLS-1$
	static final String CHROME_DIR = "chrome"; //$NON-NLS-1$
	static final String COMPONENTS_DIR = "components"; //$NON-NLS-1$
	static final String HISTORY_FILE = "history.dat"; //$NON-NLS-1$
	static final String LOCALSTORE_FILE = "localstore.rdf"; //$NON-NLS-1$
	static final String MIMETYPES_FILE = "mimeTypes.rdf"; //$NON-NLS-1$
	static final String PLUGINS_DIR = "plugins"; //$NON-NLS-1$
	static final String USER_PLUGINS_DIR = ".mozilla" + SEPARATOR_OS + "plugins"; //$NON-NLS-1$ //$NON-NLS-2$
	static final String PREFERENCES_FILE = "prefs.js"; //$NON-NLS-1$

	AppFileLocProvider (String path) {
	mozillaPath = path + SEPARATOR_OS;
	createCOMInterfaces ();
	}

	int AddRef () {
	refCount++;
	return refCount;
	}

	void createCOMInterfaces () {
	/* Create each of the interfaces that this object implements */
	supports = new XPCOMObject (new int[] {2, 0, 0}) {
	public int /long/ method0 (int /long/[] args) {return QueryInterface (args[0], args[1]);}
	public int /long/ method1 (int /long/[] args) {return AddRef ();}
	public int /long/ method2 (int /long/[] args) {return Release ();}
	};

	directoryServiceProvider = new XPCOMObject (new int[] {2, 0, 0, 3}) {
	public int /long/ method0 (int /long/[] args) {return QueryInterface (args[0], args[1]);}
	public int /long/ method1 (int /long/[] args) {return AddRef ();}
	public int /long/ method2 (int /long/[] args) {return Release ();}
	public int /long/ method3 (int /long/[] args) {return getFile (args[0], args[1], args[2]);}
	};

	directoryServiceProvider2 = new XPCOMObject (new int[] {2, 0, 0, 3, 2}) {
	public int /long/ method0 (int /long/[] args) {return QueryInterface (args[0], args[1]);}
	public int /long/ method1 (int /long/[] args) {return AddRef ();}
	public int /long/ method2 (int /long/[] args) {return Release ();}
	public int /long/ method3 (int /long/[] args) {return getFile (args[0], args[1], args[2]);}
	public int /long/ method4 (int /long/[] args) {return getFiles (args[0], args[1]);}
	};
	}

	void disposeCOMInterfaces () {
	if (supports != null) {
	supports.dispose ();
	supports = null;
	}
	if (directoryServiceProvider != null) {
	directoryServiceProvider.dispose ();
	directoryServiceProvider = null;
	}
	if (directoryServiceProvider2 != null) {
	directoryServiceProvider2.dispose ();
	directoryServiceProvider2 = null;
	}
	}

	int /long/ getAddress () {
	return directoryServiceProvider.getAddress ();
	}

	int QueryInterface (int /long/ riid, int /long/ ppvObject) {
	if (riid == 0 \|\| ppvObject == 0) return XPCOM.NS_ERROR_NO_INTERFACE;
	nsID guid = new nsID ();
	XPCOM.memmove (guid, riid, nsID.sizeof);

	if (guid.Equals (nsISupports.NS_ISUPPORTS_IID)) {
	XPCOM.memmove (ppvObject, new int /long/[] {supports.getAddress ()}, C.PTR_SIZEOF);
	AddRef ();
	return XPCOM.NS_OK;
	}
	if (guid.Equals (nsIDirectoryServiceProvider.NS_IDIRECTORYSERVICEPROVIDER_IID)) {
	XPCOM.memmove (ppvObject, new int /long/[] {directoryServiceProvider.getAddress ()}, C.PTR_SIZEOF);
	AddRef ();
	return XPCOM.NS_OK;
	}
	if (guid.Equals (nsIDirectoryServiceProvider2.NS_IDIRECTORYSERVICEPROVIDER2_IID)) {
	XPCOM.memmove (ppvObject, new int /long/[] {directoryServiceProvider2.getAddress ()}, C.PTR_SIZEOF);
	AddRef ();
	return XPCOM.NS_OK;
	}

	XPCOM.memmove (ppvObject, new int /long/[] {0}, C.PTR_SIZEOF);
	return XPCOM.NS_ERROR_NO_INTERFACE;
	}

	int Release () {
	refCount--;
	if (refCount == 0) disposeCOMInterfaces ();
	return refCount;
	}

	void setProfilePath (String path) {
	profilePath = path;
	if (!Compatibility.fileExists (path, "")) { //$NON-NLS-1$
	int /long/[] result = new int /long/[1];
	nsEmbedString pathString = new nsEmbedString (path);
	int rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, result);
	if (rc != XPCOM.NS_OK) Mozilla.error (rc);
	if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);
	pathString.dispose ();

	nsILocalFile file = new nsILocalFile (result [0]);
	rc = file.Create (nsILocalFile.DIRECTORY_TYPE, 0700);
	if (rc != XPCOM.NS_OK) Mozilla.error (rc);
	file.Release ();
	}
	}

	/* nsIDirectoryServiceProvider2 */

	int getFiles (int /long/ prop, int /long/ _retval) {
	int size = XPCOM.strlen (prop);
	byte[] bytes = new byte[size];
	XPCOM.memmove (bytes, prop, size);
	String propertyName = new String (MozillaDelegate.mbcsToWcs (null, bytes));
	String[] propertyValues = null;

	if (propertyName.equals (XPCOM.NS_APP_PLUGINS_DIR_LIST)) {
	if (pluginDirs == null) {
	int index = 0;
	/* set the first value(s) to the MOZ_PLUGIN_PATH environment variable value if it's defined */
	int /long/ ptr = C.getenv (MozillaDelegate.wcsToMbcs (null, XPCOM.MOZILLA_PLUGIN_PATH, true));
	if (ptr != 0) {
	int length = C.strlen (ptr);
	byte[] buffer = new byte[length];
	C.memmove (buffer, ptr, length);
	String value = new String (MozillaDelegate.mbcsToWcs (null, buffer));
	if (value.length () > 0) {
	String separator = System.getProperty ("path.separator"); // $NON-NLS-1$
	Vector segments = new Vector ();
	int start, end = -1;
	do {
	start = end + 1;
	end = value.indexOf (separator, start);
	String segment;
	if (end == -1) {
	segment = value.substring (start);
	} else {
	segment = value.substring (start, end);
	}
	if (segment.length () > 0) segments.addElement (segment);
	} while (end != -1);
	int segmentsSize = segments.size ();
	pluginDirs = new String [segmentsSize + 2];
	for (index = 0; index < segmentsSize; index++) {
	pluginDirs[index] = (String)segments.elementAt (index);
	}
	}
	}
	if (pluginDirs == null) {
	pluginDirs = new String[2];
	}

	/* set the next value to the GRE path + "plugins" */
	pluginDirs[index++] = mozillaPath + PLUGINS_DIR;

	/* set the next value to the home directory + "/.mozilla/plugins" */
	pluginDirs[index++] = System.getProperty("user.home") + SEPARATOR_OS + USER_PLUGINS_DIR;
	}
	propertyValues = pluginDirs;
	}

	XPCOM.memmove(_retval, new int /long/[] {0}, C.PTR_SIZEOF);
	if (propertyValues != null) {
	int /long/[] result = new int /long/[1];
	nsISupports[] files = new nsISupports [propertyValues.length];
	int index = 0;
	for (int i = 0; i < propertyValues.length; i++) {
	nsEmbedString pathString = new nsEmbedString (propertyValues[i]);
	int rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, result);
	if (rc != XPCOM.NS_ERROR_FILE_UNRECOGNIZED_PATH) {
	/* value appears to be a valid pathname */
	if (rc != XPCOM.NS_OK) Mozilla.error (rc);
	if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);

	nsILocalFile localFile = new nsILocalFile (result[0]);
	result[0] = 0;
	rc = localFile.QueryInterface (nsIFile.NS_IFILE_IID, result);
	if (rc != XPCOM.NS_OK) Mozilla.error (rc);
	if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);
	localFile.Release ();

	nsIFile file = new nsIFile (result[0]);
	files[index++] = file;
	}
	pathString.dispose ();
	result[0] = 0;
	}

	if (index < propertyValues.length) {
	/* there were some invalid values so remove the trailing empty array slots */
	nsISupports[] temp = new nsISupports [index];
	System.arraycopy (files, 0, temp, 0, index);
	files = temp;
	}

	SimpleEnumerator enumerator = new SimpleEnumerator (files);
	enumerator.AddRef ();
	XPCOM.memmove (_retval, new int /long/[] {enumerator.getAddress ()}, C.PTR_SIZEOF);
	return XPCOM.NS_OK;
	}

	return XPCOM.NS_ERROR_FAILURE;
	}

	/* nsIDirectoryServiceProvider implementation */

	int getFile(int /long/ prop, int /long/ persistent, int /long/ _retval) {
	int size = XPCOM.strlen (prop);
	byte[] bytes = new byte[size];
	XPCOM.memmove (bytes, prop, size);
	String propertyName = new String (MozillaDelegate.mbcsToWcs (null, bytes));
	String propertyValue = null;

	if (propertyName.equals (XPCOM.NS_APP_HISTORY_50_FILE)) {
	propertyValue = profilePath + HISTORY_FILE;
	} else if (propertyName.equals (XPCOM.NS_APP_USER_MIMETYPES_50_FILE)) {
	propertyValue = profilePath + MIMETYPES_FILE;
	} else if (propertyName.equals (XPCOM.NS_APP_PREFS_50_FILE)) {
	propertyValue = profilePath + PREFERENCES_FILE;
	} else if (propertyName.equals (XPCOM.NS_APP_PREFS_50_DIR)) {
	propertyValue = profilePath;
	} else if (propertyName.equals (XPCOM.NS_APP_USER_CHROME_DIR)) {
	propertyValue = profilePath + CHROME_DIR;
	} else if (propertyName.equals (XPCOM.NS_APP_USER_PROFILE_50_DIR)) {
	propertyValue = profilePath;
	} else if (propertyName.equals (XPCOM.NS_APP_LOCALSTORE_50_FILE)) {
	propertyValue = profilePath + LOCALSTORE_FILE;
	} else if (propertyName.equals (XPCOM.NS_APP_CACHE_PARENT_DIR)) {
	propertyValue = profilePath;
	} else if (propertyName.equals (XPCOM.NS_OS_HOME_DIR)) {
	propertyValue = System.getProperty("user.home"); //$NON-NLS-1$
	} else if (propertyName.equals (XPCOM.NS_OS_TEMP_DIR)) {
	propertyValue = System.getProperty("java.io.tmpdir"); //$NON-NLS-1$
	} else if (propertyName.equals (XPCOM.NS_GRE_DIR)) {
	propertyValue = mozillaPath;
	} else if (propertyName.equals (XPCOM.NS_GRE_COMPONENT_DIR)) {
	propertyValue = mozillaPath + COMPONENTS_DIR;
	} else if (propertyName.equals (XPCOM.NS_XPCOM_INIT_CURRENT_PROCESS_DIR)) {
	propertyValue = mozillaPath;
	} else if (propertyName.equals (XPCOM.NS_OS_CURRENT_PROCESS_DIR)) {
	propertyValue = mozillaPath;
	} else if (propertyName.equals (XPCOM.NS_XPCOM_COMPONENT_DIR)) {
	propertyValue = mozillaPath + COMPONENTS_DIR;
	} else if (propertyName.equals (XPCOM.NS_XPCOM_CURRENT_PROCESS_DIR)) {
	propertyValue = mozillaPath;
	} else if (propertyName.equals (XPCOM.NS_APP_PREF_DEFAULTS_50_DIR)) {
	/*
	* Answering a value for this property causes problems in Mozilla versions
	* < 1.7. Unfortunately this property is queried early enough in the
	* Browser creation process that the Mozilla version being used is not
	* yet determined. However it is known if XULRunner is being used or not.
	*
	* For now answer a value for this property iff XULRunner is the GRE.
	* If the range of Mozilla versions supported by the Browser is changed
	* in the future to be >= 1.7 then this value can always be answered.
	*/
	if (isXULRunner) propertyValue = profilePath;
	}

	XPCOM.memmove (persistent, new int[] {1}, 4); /* PRBool */
	XPCOM.memmove (_retval, new int /long/[] {0}, C.PTR_SIZEOF);
	if (propertyValue != null && propertyValue.length () > 0) {
	int /long/[] result = new int /long/[1];
	nsEmbedString pathString = new nsEmbedString (propertyValue);
	int rc = XPCOM.NS_NewLocalFile (pathString.getAddress (), 1, result);
	if (rc != XPCOM.NS_OK) Mozilla.error (rc);
	if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NULL_POINTER);
	pathString.dispose ();

	nsILocalFile localFile = new nsILocalFile (result [0]);
	result[0] = 0;
	rc = localFile.QueryInterface (nsIFile.NS_IFILE_IID, result);
	if (rc != XPCOM.NS_OK) Mozilla.error (rc);
	if (result[0] == 0) Mozilla.error (XPCOM.NS_ERROR_NO_INTERFACE);

	XPCOM.memmove (_retval, new int /long/[] {result[0]}, C.PTR_SIZEOF);
	localFile.Release ();
	return XPCOM.NS_OK;
	}

	return XPCOM.NS_ERROR_FAILURE;
	}
	}