diff options
Diffstat (limited to 'jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/jsfappconfig/JARFileJSFAppConfigProvider.java')
| -rw-r--r-- | jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/jsfappconfig/JARFileJSFAppConfigProvider.java | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/jsfappconfig/JARFileJSFAppConfigProvider.java b/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/jsfappconfig/JARFileJSFAppConfigProvider.java deleted file mode 100644 index 9f3bcb29c..000000000 --- a/jsf/plugins/org.eclipse.jst.jsf.core/src/org/eclipse/jst/jsf/core/jsfappconfig/JARFileJSFAppConfigProvider.java +++ /dev/null @@ -1,253 +0,0 @@ -/******************************************************************************* - * 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: - * Ian Trimble - initial API and implementation - *******************************************************************************/ -package org.eclipse.jst.jsf.core.jsfappconfig; - -import java.io.File; -import java.io.FileOutputStream; -import java.io.IOException; -import java.io.InputStream; -import java.io.OutputStream; -import java.util.Collections; -import java.util.jar.JarFile; -import java.util.zip.ZipEntry; - -import org.eclipse.core.runtime.IStatus; -import org.eclipse.emf.common.util.EList; -import org.eclipse.emf.common.util.URI; -import org.eclipse.emf.ecore.resource.Resource; -import org.eclipse.jst.jsf.core.internal.JSFCorePlugin; -import org.eclipse.jst.jsf.core.internal.Messages; -import org.eclipse.jst.jsf.facesconfig.emf.FacesConfigType; -import org.eclipse.jst.jsf.facesconfig.util.FacesConfigResourceFactory; -import org.eclipse.osgi.util.NLS; - -/** - * JARFileJSFAppConfigProvider provides the root element of an application - * configuration model by loading the model from a /META-INF/faces-config.xml - * entry in a JAR file. - * - * <p><b>Provisional API - subject to change</b></p> - * - * @author Ian Trimble - Oracle - */ -public class JARFileJSFAppConfigProvider extends AbstractJSFAppConfigProvider { - - /** - * Prefix required to turn filename into a JAR URI. - */ - public static final String JARFILE_URI_PREFIX = "jar:file:///"; //$NON-NLS-1$ - - /** - * Suffix required to turn filename into a JAR URI. - */ - public static final String FACES_CONFIG_IN_JAR_SUFFIX = "!/META-INF/faces-config.xml"; //$NON-NLS-1$ - - /** - * Name of a JAR file that contains a /META-INF/faces-config.xml entry. - */ - protected String filename = null; - - /** - * Cached {@link FacesConfigType} instance. - */ - protected FacesConfigType facesConfig = null; - - /** - * Flag to track if load error has been logged at least once. - */ - protected boolean loadErrorLogged = false; - - /** - * Creates an instance, storing the passed IProject instance and file name - * String to be used for subsequent processing. - * - * @param filename Name of a JAR file that contains a - * /META-INF/faces-config.xml entry. - */ - public JARFileJSFAppConfigProvider(String filename) { - this.filename = filename; - } - - /* (non-Javadoc) - * @see org.eclipse.jst.jsf.core.jsfappconfig.IJSFAppConfigProvider#getFacesConfigModel() - */ - public FacesConfigType getFacesConfigModel() { - // TODO: should this job be pushed into the model? - if (facesConfig == null && filename != null) - { - facesConfig = getFacesConfig(); - - if (facesConfig != null) - { - jsfAppConfigLocater.getJSFAppConfigManager().addFacesConfigChangeAdapter(facesConfig); - } - } - return facesConfig; - } - - /* (non-Javadoc) - * @see org.eclipse.jst.jsf.core.jsfappconfig.IJSFAppConfigProvider#releaseFacesConfigModel() - */ - public void releaseFacesConfigModel() { - jsfAppConfigLocater.getJSFAppConfigManager().removeFacesConfigChangeAdapter(facesConfig); - facesConfig = null; - } - - /** - * Called to log a load error; load error will be logged once only per - * instance, per VM session. - * - * @param ex Throwable instance to be logged. - */ - protected void logLoadError(Throwable ex) { - if (!loadErrorLogged) { - JSFCorePlugin.log( - IStatus.ERROR, - NLS.bind(Messages.JARFileJSFAppConfigProvider_ErrorLoadingModel, JARFILE_URI_PREFIX + filename + FACES_CONFIG_IN_JAR_SUFFIX), - ex); - loadErrorLogged = true; - } - } - - /* - * (non-Javadoc) - * @see java.lang.Object#equals(java.lang.Object) - */ - public boolean equals(Object otherObject) { - boolean equals = false; - if (otherObject instanceof JARFileJSFAppConfigProvider) { - String otherFilename = ((JARFileJSFAppConfigProvider)otherObject).filename; - if (filename != null) { - equals = filename.equals(otherFilename); - } else { - equals = otherFilename == null; - } - } - return equals; - } - - /* - * (non-Javadoc) - * @see java.lang.Object#hashCode() - */ - public int hashCode() { - return filename != null ? filename.hashCode() : 0; - } - - /* - * (non-Javadoc) - * @see java.lang.Object#toString() - */ - public String toString() { - StringBuffer sb = new StringBuffer("JARFileJSFAppConfigProvider["); //$NON-NLS-1$ - if (filename != null) { - sb.append(filename); - } else { - sb.append("null"); //$NON-NLS-1$ - } - sb.append("]"); //$NON-NLS-1$ - return sb.toString(); - } - - private FacesConfigType getFacesConfig() - { - FacesConfigType result = null; - JarFile jarFile = null; - File tempFile = null; - OutputStream tempFileStream = null; - - try - { - jarFile = new JarFile(filename, false); - ZipEntry entry = jarFile.getEntry("META-INF/faces-config.xml"); //$NON-NLS-1$ - - if (entry != null) - { - InputStream stream = jarFile.getInputStream(entry); - - tempFile = File.createTempFile("tempfile", ".xml"); //$NON-NLS-1$ //$NON-NLS-2$ - tempFileStream = new FileOutputStream(tempFile); - - int read = 0; - byte[] buffer = new byte[4096]; - - while ((read = stream.read(buffer)) != -1) - { - tempFileStream.write(buffer, 0, read); - } - - tempFileStream.close(); - tempFileStream = null; - - FacesConfigResourceFactory factory = FacesConfigResourceFactory.createResourceFactoryForJar(); - //FacesConfigResourceFactory.register(tempFile.toURI().toString()); - Resource resource = factory.createResource(URI.createFileURI(tempFile.getAbsolutePath())); - - try { - if (resource != null) { - resource.load(Collections.EMPTY_MAP); - EList resourceContents = resource.getContents(); - if (resourceContents != null && resourceContents.size() > 0) { - result = (FacesConfigType)resourceContents.get(0); - } - } - } catch(IllegalStateException ise) { - //log error - logLoadError(ise); - } catch(IOException ioe) { - //log error - logLoadError(ioe); - } - } - - return result; - } - catch (IOException ioe) - { - logLoadError(ioe); - return null; - } - finally - { - if (jarFile != null) - { - try - { - jarFile.close(); - } - catch (IOException ioe) - { - logLoadError(ioe); - } - } - - if (tempFileStream != null) - { - try - { - tempFileStream.close(); - } - catch(IOException ioe) - { - logLoadError(ioe); - } - } - - if (tempFile != null && tempFile.exists()) - { - if (!tempFile.delete()) - { - tempFile.deleteOnExit(); - } - } - } - } -} |