| /******************************************************************************* |
| * Copyright (c) 2006 Sybase, Inc. 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: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.jsf.common.ui.internal.utils; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IStorage; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.jdt.core.IClasspathEntry; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.JavaModelException; |
| |
| /** |
| * @author mengbo |
| */ |
| public class LoadBundleUtil { |
| |
| private LoadBundleUtil() { |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.action.IAction#run() |
| */ |
| public static IStorage getLoadBundleResource(IProject project, |
| String baseName) throws CoreException { |
| if (project == null || baseName == null) { |
| return null; |
| } |
| IStorage loadBundleResource = null; |
| if (project.hasNature(JavaCore.NATURE_ID)) { |
| IJavaProject javaProject = JavaCore.create(project); |
| IFile sourceFile = getSourceFile(javaProject, baseName); |
| if (sourceFile == null || !sourceFile.exists()) { |
| loadBundleResource = getJarFile(javaProject, baseName); |
| } else { |
| loadBundleResource = sourceFile; |
| } |
| } |
| |
| return loadBundleResource; |
| } |
| |
| private static IFile getSourceFile(IJavaProject javaProject, String baseName) |
| throws JavaModelException { |
| IClasspathEntry[] classpathEntries = javaProject.getRawClasspath(); |
| for (int i = 0; i < classpathEntries.length; i++) { |
| if (classpathEntries[i].getEntryKind() == IClasspathEntry.CPE_SOURCE) { |
| IPath path = classpathEntries[i].getPath().append( |
| getFilePath(baseName)).removeFirstSegments(1); |
| path = javaProject.getProject().getFullPath().append(path); |
| IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile( |
| path); |
| if (file.exists()) { |
| return file; |
| } |
| } |
| } |
| return null; |
| } |
| |
| private static IPath getFilePath(String baseName) { |
| IPath path = new Path(baseName.replace('.', '/'));//$NON-NLS-1$ |
| path = path.addFileExtension("properties");//$NON-NLS-1$ |
| return path; |
| } |
| |
| private static IStorage getJarFile(IJavaProject javaProject, String baseName) |
| throws JavaModelException { |
| IClasspathEntry[] roots = javaProject.getRawClasspath(); |
| for (int i = 0; i < roots.length; i++) { |
| if (roots[i].getEntryKind() != IClasspathEntry.CPE_LIBRARY) { |
| continue; |
| } |
| |
| IPackageFragmentRoot[] packageFragmentRoots = javaProject |
| .findPackageFragmentRoots(roots[i]); |
| for (int j = 0; j < packageFragmentRoots.length; j++) { |
| String packageName = getPackageName(baseName); |
| Object[] resources = null; |
| if (packageName.length() == 0) { |
| resources = packageFragmentRoots[j].getNonJavaResources(); |
| } else { |
| IPackageFragment fragment = packageFragmentRoots[j] |
| .getPackageFragment(getPackageName(baseName)); |
| if (fragment != null && fragment.exists()) { |
| resources = fragment.getNonJavaResources(); |
| } |
| } |
| |
| if (resources != null && resources.length > 0) { |
| for (int k = 0; k < resources.length; k++) { |
| if (resources[k] instanceof IStorage) { |
| IStorage storage = (IStorage) resources[k]; |
| if (getFileName(baseName).equalsIgnoreCase( |
| storage.getName())) { |
| return storage; |
| } |
| } |
| } |
| } |
| } |
| } |
| return null; |
| } |
| |
| private static String getPackageName(String baseName) { |
| int index = baseName.lastIndexOf('.');//$NON-NLS-1$ |
| if (index == -1) { |
| return "";//$NON-NLS-1$ |
| } else { |
| return baseName.substring(0, index); |
| } |
| } |
| |
| private static String getFileName(String baseName) { |
| int index = baseName.lastIndexOf('.');//$NON-NLS-1$ |
| if (index == -1) { |
| return baseName + ".properties"; |
| } else { |
| return baseName.substring(index + 1).concat(".properties");//$NON-NLS-1$ |
| } |
| } |
| |
| } |