jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/internal/project/facet/JSFFacetInstallDataModelProvider.java - jsf/webtools.jsf - Git at Google

 /*******************************************************************************
  * Copyright (c) 2005 Oracle Corporation.
  * 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:
  *    Gerry Kessler - initial API and implementation
  *******************************************************************************/
 package org.eclipse.jst.jsf.core.internal.project.facet;

 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Set;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Path;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.jdt.core.IClasspathEntry;
 import org.eclipse.jdt.core.IJavaProject;
 import org.eclipse.jdt.core.JavaCore;
 import org.eclipse.jdt.core.JavaModelException;
 import org.eclipse.jst.j2ee.web.componentcore.util.WebArtifactEdit;
 import org.eclipse.jst.jsf.core.IJSFCoreConstants;
 import org.eclipse.jst.jsf.core.internal.JSFCorePlugin;
 import org.eclipse.jst.jsf.core.internal.Messages;
 import org.eclipse.jst.jsf.core.internal.jsflibraryconfig.JSFLibraryReference;
 import org.eclipse.jst.jsf.core.internal.jsflibraryregistry.ArchiveFile;
 import org.eclipse.jst.jsf.core.internal.jsflibraryregistry.JSFLibrary;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.wst.common.componentcore.datamodel.FacetInstallDataModelProvider;
 import org.eclipse.wst.common.componentcore.datamodel.properties.IFacetDataModelProperties;
 import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
 import org.eclipse.wst.common.frameworks.internal.operations.IProjectCreationPropertiesNew;

 /**
  * Provides a data model used by the JSF facet install.
  *
  * @author Gerry Kessler - Oracle
  */
 public class JSFFacetInstallDataModelProvider extends
 		FacetInstallDataModelProvider implements
 		IJSFFacetInstallDataModelProperties {

 	private String 	errorMessage;
 	private IPath 	webContentPath;

 	public Set getPropertyNames() {
 		Set names = super.getPropertyNames();
 		names.add(IMPLEMENTATION);
 		names.add(DEPLOY_IMPLEMENTATION);
 		names.add(CONFIG_PATH);
 		names.add(SERVLET_NAME);
 		names.add(SERVLET_CLASSNAME);
 		names.add(SERVLET_URL_PATTERNS);
 		names.add(WEBCONTENT_DIR);

 		names.add(IMPLEMENTATION_LIBRARIES);
 		names.add(COMPONENT_LIBRARIES);
 		names.add(DEFAULT_IMPLEMENTATION_LIBRARY);

 		return names;
 	}

 	public Object getDefaultProperty(String propertyName) {
 		if (propertyName.equals(IMPLEMENTATION)) {
 			if (JSFCorePlugin.getDefault().getJSFLibraryRegistry() == null)
 				return null;
 			return getDefaultImplementationLibrary();//JSFCorePlugin.getDefault().getJSFLibraryRegistry().getDefaultImplementation();
 		} else if (propertyName.equals(DEPLOY_IMPLEMENTATION)) {
 			return Boolean.TRUE;
 		} else if (propertyName.equals(CONFIG_PATH)) {
 			return JSFUtils.JSF_DEFAULT_CONFIG_PATH;
 		} else if (propertyName.equals(SERVLET_NAME)) {
 			return JSFUtils.JSF_DEFAULT_SERVLET_NAME;
 		} else if (propertyName.equals(SERVLET_CLASSNAME)) {
 			return JSFUtils.JSF_SERVLET_CLASS;
 		} else if (propertyName.equals(SERVLET_URL_PATTERNS)) {
 			return new String[] {JSFUtils.JSF_DEFAULT_URL_MAPPING };
 		} else if (propertyName.equals(FACET_ID)) {
 			return IJSFCoreConstants.JSF_CORE_FACET_ID;
 		} else if (propertyName.equals(WEBCONTENT_DIR)){
 			return "WebContent";  //not sure I need this
 		} else if (propertyName.equals(COMPONENT_LIBRARIES)) {
 			return new JSFLibraryReference[0];
 		} else if (propertyName.equals(IMPLEMENTATION_LIBRARIES)) {
 			return getDefaultJSFImplementationLibraries();
 		} else if (propertyName.equals(DEFAULT_IMPLEMENTATION_LIBRARY)) {
 			return getDefaultImplementationLibrary();
 		}
 		return super.getDefaultProperty(propertyName);
 	}

 	public IStatus validate(String name) {
 		errorMessage = null;
 		if (name.equals(IMPLEMENTATION)) {
 			JSFLibraryReference lib = (JSFLibraryReference)getProperty(IMPLEMENTATION);
 			IStatus status = validateImpl(lib.getLibrary());
 			if (!OK_STATUS.equals(status))
 				return status;

             return validateClasspath();
 		} else if (name.equals(CONFIG_PATH)) {
 			return validateConfigLocation(getStringProperty(CONFIG_PATH));
 		} else if (name.equals(SERVLET_NAME)) {
 			return validateServletName(getStringProperty(SERVLET_NAME));
 		}
 		else if (name.equals(COMPONENT_LIBRARIES)) {
 			return validateClasspath();
 		}
 		return super.validate(name);
 	}

 	private IStatus createErrorStatus(String msg) {
 		return new Status(IStatus.ERROR, JSFCorePlugin.PLUGIN_ID, msg);
 	}

 	private IStatus validateServletName(String servletName) {
 		if (servletName == null || servletName.trim().length() == 0) {
 			errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateServletName;
 			return createErrorStatus(errorMessage);
 		}

 		return OK_STATUS;
 	}

 	private IStatus validateImpl(JSFLibrary impl) {
 		if (impl == null) {
 			errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateJSFImpl;
 		}
 		if (errorMessage != null) {
 			return createErrorStatus(errorMessage);
 		}
 		return OK_STATUS;
 	}

 	private IStatus validateConfigLocation(String text) {
 		if (text == null || text.trim().equals("")) { //$NON-NLS-1$
 			errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileEmpty;
 			return createErrorStatus(errorMessage);
 		}
 		text = text.trim();

 		if (getProjectPath() == null) //this circumstance occurs on page init
 			return OK_STATUS;

 		IPath fullPath = getProjectPath().append(text);
 		IPath passedPath = new Path(text);
 		if (!fullPath.isValidPath(text)){
 			errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFilePath;
 			return createErrorStatus(errorMessage);
 		}

 		//FIXME:  check for valid file path also [passedPath.toFile().isFile()]
 		if (text.toLowerCase().lastIndexOf(".xml") != text.length() - 4) { //$NON-NLS-1$
 			errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileXML;
 			return createErrorStatus(errorMessage);
 		}

 		if (text.lastIndexOf("\\") >= 0){ //$NON-NLS-1$
 			errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileSlashes;
 			return createErrorStatus(errorMessage);
 		}
 //		if (1 == 1){
 //			//FIXME!!!!
 //			//until i can figure out how to get WebContent dir from the WebApp config,
 //			//skip validation here
 //			return OK_STATUS;
 //		}
 		if (passedPath.getDevice() != null) {
 			errorMessage = NLS.bind(
 					Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileRelative1,
 					getWebContentFolder().removeFirstSegments(getWebContentFolder().segmentCount() - 1).toString());
 			return createErrorStatus(errorMessage);
 		}

 		IPath setPath = getWebContentFolder().append(passedPath);
 		if (!getWebContentFolder().isPrefixOf(setPath)) {
 			errorMessage = NLS.bind(
 					Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileRelative2,
 					getWebContentFolder().removeFirstSegments(getWebContentFolder().segmentCount() - 1).toString());
 			return createErrorStatus(errorMessage);
 		}

 		return OK_STATUS;
 	}

 	private IStatus validateClasspath(){
 		Set jars = new HashSet();
 		if (doesProjectExist()){
 			//validate actual classpath by loading jars from cp
 			try {
 				IClasspathEntry[] entries = getJavaProject().getResolvedClasspath(true);
 				for (int i=0;i<entries.length;i++){
 					IClasspathEntry entry = entries[i];
 					if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY){
 						jars.add(entry.getPath().makeAbsolute().toString());
 					}
 				}
 			} catch (JavaModelException e) {
 			    // FIXME: what should we do in this case?
 			    JSFCorePlugin.log(e, "Error searching class path");
 			}
 		}
 		//else as we do not have a javaProject yet, all we can do is validate that there is no duplicate jars (absolute path)

 		IStatus status = null;
 		JSFLibraryReference ref =  ((JSFLibraryReference)getProperty(IJSFFacetInstallDataModelProperties.IMPLEMENTATION));
 		if (ref != null){
 			status = checkForDupeArchiveFiles(jars, ((JSFLibraryReference)getProperty(IJSFFacetInstallDataModelProperties.IMPLEMENTATION)).getLibrary());
 			if (!OK_STATUS.equals(status)){
 				return status;
 			}
 		} else {
 			return createErrorStatus("JSF Implementation library must be specified.");
 		}

 		JSFLibraryReference[] compLibs = (JSFLibraryReference[]) getProperty(IJSFFacetInstallDataModelProperties.COMPONENT_LIBRARIES);
 		if (compLibs != null){
 			for (int i=0;i<compLibs.length;i++){
 				JSFLibrary lib = compLibs[i].getLibrary();
 				 status = checkForDupeArchiveFiles(jars, lib);
 					if (!OK_STATUS.equals(status)){
 						return status;
 					}
 			}
 		}
 		return OK_STATUS;
 	}

 	private IJavaProject getJavaProject() {
 		IProject proj = getProject();
 		if (proj != null)
 			return JavaCore.create(proj);
 		return null;
 	}

 	private IProject getProject(){
 		String projName = (String)getProperty(FACET_PROJECT_NAME);
 		IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projName);
 		return project;
 	}
 	private boolean doesProjectExist() {
 		IProject project = getProject();
 		return (project != null) && project.exists();
 	}

 	private IStatus checkForDupeArchiveFiles(Set jars,
 			JSFLibrary selectedJSFLibImplementation) {
 		if (selectedJSFLibImplementation == null)
 			return OK_STATUS;

 		for (Iterator it=selectedJSFLibImplementation.getArchiveFiles().iterator();it.hasNext();){
 			ArchiveFile jar = (ArchiveFile)it.next();
 			if (jars.contains(jar.getResolvedSourceLocation())){
 				return createErrorStatus("Duplicated jar on classpath: "+jar.getResolvedSourceLocation());
 			}
             jars.add(jar.getSourceLocation());
 		}
 		return OK_STATUS;
 	}

 	private IPath getProjectPath() {
 		String projName = (String)getProperty(FACET_PROJECT_NAME);
 		IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projName);
 		if (project.exists()){
 			return project.getLocation();
 		}

 		IDataModel projModel = (IDataModel)getProperty(MASTER_PROJECT_DM);
 		if (projModel.getBooleanProperty(IProjectCreationPropertiesNew.USE_DEFAULT_LOCATION)){
 			return new Path(projModel.getStringProperty(IProjectCreationPropertiesNew.PROJECT_LOCATION)).append(projName);
 		}

 		return new Path(projModel.getStringProperty(IProjectCreationPropertiesNew.USER_DEFINED_LOCATION)).append(projName);
 	}

 	private IPath getWebContentFolder() {
 		//One can get here 2 ways:
 		//if web app exists and user is adding a facet, or
 		// if creating a new web app.
 		if (webContentPath != null)
 			return webContentPath;

 		WebArtifactEdit webApp = null;
 		try {
 			String projName = model.getStringProperty(IFacetDataModelProperties.FACET_PROJECT_NAME);
 			IProject proj = ResourcesPlugin.getWorkspace().getRoot()
 					.getProject(projName);
 			webApp = JSFUtils.getWebArtifactEditForRead(proj);
 			if (webApp != null) {
 				webContentPath = JSFUtils.getWebArtifactEditForRead(proj)
 					.getDeploymentDescriptorPath().removeLastSegments(2);
 				return webContentPath;
 			}
 			webContentPath = new Path(getStringProperty(WEBCONTENT_DIR));
 			return webContentPath;
 		} finally {
 			if (webApp != null) {
 				webApp.dispose();
 			}
 		}

 	}

 	private List getDefaultJSFImplementationLibraries() {
 		List list = new ArrayList();
 		if (JSFCorePlugin.getDefault().getJSFLibraryRegistry() != null) {
 			JSFLibrary jsfLib = JSFCorePlugin.getDefault().getJSFLibraryRegistry().getDefaultImplementation();
 			if (jsfLib != null){
 				JSFLibraryReference prjJSFLib = new JSFLibraryReference(jsfLib, true, true);
 				list.add(prjJSFLib);
 			}
 		}
 		return list;
 	}

 	private JSFLibraryReference getDefaultImplementationLibrary() {
 		if (JSFCorePlugin.getDefault().getJSFLibraryRegistry() != null) {
 			JSFLibrary jsfLib = JSFCorePlugin.getDefault().getJSFLibraryRegistry().getDefaultImplementation();
 			return new JSFLibraryReference(jsfLib, true, true);
 		}
 		return null;
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2005 Oracle Corporation.
	* 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:
	* Gerry Kessler - initial API and implementation
	*******************************************************************************/
	package org.eclipse.jst.jsf.core.internal.project.facet;

	import java.util.ArrayList;
	import java.util.HashSet;
	import java.util.Iterator;
	import java.util.List;
	import java.util.Set;

	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.resources.ResourcesPlugin;
	import org.eclipse.core.runtime.IPath;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.Path;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.jdt.core.IClasspathEntry;
	import org.eclipse.jdt.core.IJavaProject;
	import org.eclipse.jdt.core.JavaCore;
	import org.eclipse.jdt.core.JavaModelException;
	import org.eclipse.jst.j2ee.web.componentcore.util.WebArtifactEdit;
	import org.eclipse.jst.jsf.core.IJSFCoreConstants;
	import org.eclipse.jst.jsf.core.internal.JSFCorePlugin;
	import org.eclipse.jst.jsf.core.internal.Messages;
	import org.eclipse.jst.jsf.core.internal.jsflibraryconfig.JSFLibraryReference;
	import org.eclipse.jst.jsf.core.internal.jsflibraryregistry.ArchiveFile;
	import org.eclipse.jst.jsf.core.internal.jsflibraryregistry.JSFLibrary;
	import org.eclipse.osgi.util.NLS;
	import org.eclipse.wst.common.componentcore.datamodel.FacetInstallDataModelProvider;
	import org.eclipse.wst.common.componentcore.datamodel.properties.IFacetDataModelProperties;
	import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
	import org.eclipse.wst.common.frameworks.internal.operations.IProjectCreationPropertiesNew;

	/**
	* Provides a data model used by the JSF facet install.
	*
	* @author Gerry Kessler - Oracle
	*/
	public class JSFFacetInstallDataModelProvider extends
	FacetInstallDataModelProvider implements
	IJSFFacetInstallDataModelProperties {

	private String errorMessage;
	private IPath webContentPath;

	public Set getPropertyNames() {
	Set names = super.getPropertyNames();
	names.add(IMPLEMENTATION);
	names.add(DEPLOY_IMPLEMENTATION);
	names.add(CONFIG_PATH);
	names.add(SERVLET_NAME);
	names.add(SERVLET_CLASSNAME);
	names.add(SERVLET_URL_PATTERNS);
	names.add(WEBCONTENT_DIR);

	names.add(IMPLEMENTATION_LIBRARIES);
	names.add(COMPONENT_LIBRARIES);
	names.add(DEFAULT_IMPLEMENTATION_LIBRARY);

	return names;
	}

	public Object getDefaultProperty(String propertyName) {
	if (propertyName.equals(IMPLEMENTATION)) {
	if (JSFCorePlugin.getDefault().getJSFLibraryRegistry() == null)
	return null;
	return getDefaultImplementationLibrary();//JSFCorePlugin.getDefault().getJSFLibraryRegistry().getDefaultImplementation();
	} else if (propertyName.equals(DEPLOY_IMPLEMENTATION)) {
	return Boolean.TRUE;
	} else if (propertyName.equals(CONFIG_PATH)) {
	return JSFUtils.JSF_DEFAULT_CONFIG_PATH;
	} else if (propertyName.equals(SERVLET_NAME)) {
	return JSFUtils.JSF_DEFAULT_SERVLET_NAME;
	} else if (propertyName.equals(SERVLET_CLASSNAME)) {
	return JSFUtils.JSF_SERVLET_CLASS;
	} else if (propertyName.equals(SERVLET_URL_PATTERNS)) {
	return new String[] {JSFUtils.JSF_DEFAULT_URL_MAPPING };
	} else if (propertyName.equals(FACET_ID)) {
	return IJSFCoreConstants.JSF_CORE_FACET_ID;
	} else if (propertyName.equals(WEBCONTENT_DIR)){
	return "WebContent"; //not sure I need this
	} else if (propertyName.equals(COMPONENT_LIBRARIES)) {
	return new JSFLibraryReference[0];
	} else if (propertyName.equals(IMPLEMENTATION_LIBRARIES)) {
	return getDefaultJSFImplementationLibraries();
	} else if (propertyName.equals(DEFAULT_IMPLEMENTATION_LIBRARY)) {
	return getDefaultImplementationLibrary();
	}
	return super.getDefaultProperty(propertyName);
	}

	public IStatus validate(String name) {
	errorMessage = null;
	if (name.equals(IMPLEMENTATION)) {
	JSFLibraryReference lib = (JSFLibraryReference)getProperty(IMPLEMENTATION);
	IStatus status = validateImpl(lib.getLibrary());
	if (!OK_STATUS.equals(status))
	return status;

	return validateClasspath();
	} else if (name.equals(CONFIG_PATH)) {
	return validateConfigLocation(getStringProperty(CONFIG_PATH));
	} else if (name.equals(SERVLET_NAME)) {
	return validateServletName(getStringProperty(SERVLET_NAME));
	}
	else if (name.equals(COMPONENT_LIBRARIES)) {
	return validateClasspath();
	}
	return super.validate(name);
	}

	private IStatus createErrorStatus(String msg) {
	return new Status(IStatus.ERROR, JSFCorePlugin.PLUGIN_ID, msg);
	}

	private IStatus validateServletName(String servletName) {
	if (servletName == null \|\| servletName.trim().length() == 0) {
	errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateServletName;
	return createErrorStatus(errorMessage);
	}

	return OK_STATUS;
	}

	private IStatus validateImpl(JSFLibrary impl) {
	if (impl == null) {
	errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateJSFImpl;
	}
	if (errorMessage != null) {
	return createErrorStatus(errorMessage);
	}
	return OK_STATUS;
	}

	private IStatus validateConfigLocation(String text) {
	if (text == null \|\| text.trim().equals("")) { //$NON-NLS-1$
	errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileEmpty;
	return createErrorStatus(errorMessage);
	}
	text = text.trim();

	if (getProjectPath() == null) //this circumstance occurs on page init
	return OK_STATUS;

	IPath fullPath = getProjectPath().append(text);
	IPath passedPath = new Path(text);
	if (!fullPath.isValidPath(text)){
	errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFilePath;
	return createErrorStatus(errorMessage);
	}

	//FIXME: check for valid file path also [passedPath.toFile().isFile()]
	if (text.toLowerCase().lastIndexOf(".xml") != text.length() - 4) { //$NON-NLS-1$
	errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileXML;
	return createErrorStatus(errorMessage);
	}

	if (text.lastIndexOf("\\") >= 0){ //$NON-NLS-1$
	errorMessage = Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileSlashes;
	return createErrorStatus(errorMessage);
	}
	// if (1 == 1){
	// //FIXME!!!!
	// //until i can figure out how to get WebContent dir from the WebApp config,
	// //skip validation here
	// return OK_STATUS;
	// }
	if (passedPath.getDevice() != null) {
	errorMessage = NLS.bind(
	Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileRelative1,
	getWebContentFolder().removeFirstSegments(getWebContentFolder().segmentCount() - 1).toString());
	return createErrorStatus(errorMessage);
	}

	IPath setPath = getWebContentFolder().append(passedPath);
	if (!getWebContentFolder().isPrefixOf(setPath)) {
	errorMessage = NLS.bind(
	Messages.JSFFacetInstallDataModelProvider_ValidateConfigFileRelative2,
	getWebContentFolder().removeFirstSegments(getWebContentFolder().segmentCount() - 1).toString());
	return createErrorStatus(errorMessage);
	}

	return OK_STATUS;
	}

	private IStatus validateClasspath(){
	Set jars = new HashSet();
	if (doesProjectExist()){
	//validate actual classpath by loading jars from cp
	try {
	IClasspathEntry[] entries = getJavaProject().getResolvedClasspath(true);
	for (int i=0;i<entries.length;i++){
	IClasspathEntry entry = entries[i];
	if (entry.getEntryKind() == IClasspathEntry.CPE_LIBRARY){
	jars.add(entry.getPath().makeAbsolute().toString());
	}
	}
	} catch (JavaModelException e) {
	// FIXME: what should we do in this case?
	JSFCorePlugin.log(e, "Error searching class path");
	}
	}
	//else as we do not have a javaProject yet, all we can do is validate that there is no duplicate jars (absolute path)

	IStatus status = null;
	JSFLibraryReference ref = ((JSFLibraryReference)getProperty(IJSFFacetInstallDataModelProperties.IMPLEMENTATION));
	if (ref != null){
	status = checkForDupeArchiveFiles(jars, ((JSFLibraryReference)getProperty(IJSFFacetInstallDataModelProperties.IMPLEMENTATION)).getLibrary());
	if (!OK_STATUS.equals(status)){
	return status;
	}
	} else {
	return createErrorStatus("JSF Implementation library must be specified.");
	}

	JSFLibraryReference[] compLibs = (JSFLibraryReference[]) getProperty(IJSFFacetInstallDataModelProperties.COMPONENT_LIBRARIES);
	if (compLibs != null){
	for (int i=0;i<compLibs.length;i++){
	JSFLibrary lib = compLibs[i].getLibrary();
	status = checkForDupeArchiveFiles(jars, lib);
	if (!OK_STATUS.equals(status)){
	return status;
	}
	}
	}
	return OK_STATUS;
	}

	private IJavaProject getJavaProject() {
	IProject proj = getProject();
	if (proj != null)
	return JavaCore.create(proj);
	return null;
	}

	private IProject getProject(){
	String projName = (String)getProperty(FACET_PROJECT_NAME);
	IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projName);
	return project;
	}
	private boolean doesProjectExist() {
	IProject project = getProject();
	return (project != null) && project.exists();
	}

	private IStatus checkForDupeArchiveFiles(Set jars,
	JSFLibrary selectedJSFLibImplementation) {
	if (selectedJSFLibImplementation == null)
	return OK_STATUS;

	for (Iterator it=selectedJSFLibImplementation.getArchiveFiles().iterator();it.hasNext();){
	ArchiveFile jar = (ArchiveFile)it.next();
	if (jars.contains(jar.getResolvedSourceLocation())){
	return createErrorStatus("Duplicated jar on classpath: "+jar.getResolvedSourceLocation());
	}
	jars.add(jar.getSourceLocation());
	}
	return OK_STATUS;
	}

	private IPath getProjectPath() {
	String projName = (String)getProperty(FACET_PROJECT_NAME);
	IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projName);
	if (project.exists()){
	return project.getLocation();
	}

	IDataModel projModel = (IDataModel)getProperty(MASTER_PROJECT_DM);
	if (projModel.getBooleanProperty(IProjectCreationPropertiesNew.USE_DEFAULT_LOCATION)){
	return new Path(projModel.getStringProperty(IProjectCreationPropertiesNew.PROJECT_LOCATION)).append(projName);
	}

	return new Path(projModel.getStringProperty(IProjectCreationPropertiesNew.USER_DEFINED_LOCATION)).append(projName);
	}

	private IPath getWebContentFolder() {
	//One can get here 2 ways:
	//if web app exists and user is adding a facet, or
	// if creating a new web app.
	if (webContentPath != null)
	return webContentPath;

	WebArtifactEdit webApp = null;
	try {
	String projName = model.getStringProperty(IFacetDataModelProperties.FACET_PROJECT_NAME);
	IProject proj = ResourcesPlugin.getWorkspace().getRoot()
	.getProject(projName);
	webApp = JSFUtils.getWebArtifactEditForRead(proj);
	if (webApp != null) {
	webContentPath = JSFUtils.getWebArtifactEditForRead(proj)
	.getDeploymentDescriptorPath().removeLastSegments(2);
	return webContentPath;
	}
	webContentPath = new Path(getStringProperty(WEBCONTENT_DIR));
	return webContentPath;
	} finally {
	if (webApp != null) {
	webApp.dispose();
	}
	}

	}

	private List getDefaultJSFImplementationLibraries() {
	List list = new ArrayList();
	if (JSFCorePlugin.getDefault().getJSFLibraryRegistry() != null) {
	JSFLibrary jsfLib = JSFCorePlugin.getDefault().getJSFLibraryRegistry().getDefaultImplementation();
	if (jsfLib != null){
	JSFLibraryReference prjJSFLib = new JSFLibraryReference(jsfLib, true, true);
	list.add(prjJSFLib);
	}
	}
	return list;
	}

	private JSFLibraryReference getDefaultImplementationLibrary() {
	if (JSFCorePlugin.getDefault().getJSFLibraryRegistry() != null) {
	JSFLibrary jsfLib = JSFCorePlugin.getDefault().getJSFLibraryRegistry().getDefaultImplementation();
	return new JSFLibraryReference(jsfLib, true, true);
	}
	return null;
	}

	}