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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* 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:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.ui.plugin;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.nio.CharBuffer;
import java.util.List;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.osee.framework.jdk.core.util.Lib;
import org.eclipse.osee.framework.logging.OseeLog;
import org.eclipse.osee.framework.plugin.core.PluginUtil;
import org.eclipse.osee.framework.ui.plugin.internal.OseePluginUiActivator;
import org.eclipse.osee.framework.ui.plugin.util.Result;
import org.eclipse.swt.program.Program;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
/**
* @author Ryan D. Brooks
*/
public abstract class OseeUiActivator extends AbstractUIPlugin {
private OseeUiActivator parentPlugin;
private PluginUtil helper;
private final String pluginId;
protected OseeUiActivator(String pluginId) {
super();
this.pluginId = pluginId;
}
/**
* returns a File to from the default persistent storage area provided for the bundle by the Framework (.ie.)
* myworkspace/.metadata/.plugins/org.eclipse.pde.core/myPlugin/...
*/
public File getPluginStoreFile(String path) {
return helper.getPluginStoreFile(path);
}
/**
* finds a resource in the plugin bundle and writes it out to the default persistent storage area as a regualar file
*
* @return Return plugin file reference
*/
public File getPluginFile(String path) throws IOException {
return helper.getPluginFile(path);
}
public InputStream getInputStream(String resource) throws IOException {
return helper.getInputStream(resource);
}
public List<URL> getInputStreams(String directory, String pattern, boolean recurse) throws IOException {
return helper.getInputStreams(directory, pattern, recurse);
}
/**
* This method is called upon plug-in activation
*/
@Override
public void start(BundleContext context) throws Exception {
super.start(context);
parentPlugin = OseePluginUiActivator.getInstance();
/*
* parentPlugin will be the CorePlugin except in the case of CorePlugin itself when parentPlugin will be null
*/
if (parentPlugin == this) {
parentPlugin = null;
}
helper = new PluginUtil(pluginId);
}
/**
* This method is called when the plug-in is stopped
*/
@Override
public void stop(BundleContext context) throws Exception {
super.stop(context);
}
public Object getBundleHeaderValue(String name) {
return getBundle().getHeaders().get(name);
}
public void log(String message) {
getLog().log(new Status(0, toString(), 0, message, null));
}
public void log(String message, Exception ex) {
getLog().log(new Status(0, toString(), 0, message, ex));
}
public CharBuffer getCharBuffer(String resource) {
try {
return Lib.inputStreamToCharBuffer(getInputStream(resource));
} catch (IOException ex) {
ex.printStackTrace();
}
return null;
}
protected String getPluginName() {
throw new UnsupportedOperationException();
}
public static File getBasePluginInstallDirectory() {
return new File(Platform.getInstallLocation().getURL().getFile() + File.separator + "plugins");
}
/**
* Returns the workspace instance.
*
* @return the workspace instance
*/
public static IWorkspace getWorkspace() {
return ResourcesPlugin.getWorkspace();
}
public static IPath getWorkspaceFile(IPath path) {
return getWorkspaceRoot().getLocation().append(path);
}
public static IPath getWorkspaceFile(String path) {
return getWorkspaceRoot().getLocation().append(path);
}
/**
* Returns Returns the root resource of this workspace
*
* @return the workspace root
*/
public static IWorkspaceRoot getWorkspaceRoot() {
return ResourcesPlugin.getWorkspace().getRoot();
}
public static String getStackMessages(Exception ex) {
Throwable exloop = ex;
String exceptionString = "";
while (exloop != null) {
exceptionString += exloop.getClass().getName() + ":\n\t" + exloop.getMessage() + "\n";
exloop = exloop.getCause();
}
return exceptionString;
}
/**
* Checks that OSEE is connected to all necessary application services
*
* @return Result.isFalse if not connected with getText() of problem
*/
public static Result areOSEEServicesAvailable() {
Result toReturn = Result.TrueResult;
if (!OseeLog.isStatusOk()) {
toReturn = new Result(OseeLog.getStatusReport());
}
return toReturn;
}
public ImageDescriptor getImageDescriptorForProgram(String extenstion) {
ImageDescriptor imageDescriptor = getImageRegistry().getDescriptor(extenstion);
if (imageDescriptor == null && extenstion != null) {
Program program = Program.findProgram(extenstion);
if (program == null || program.getImageData() == null) {
// provide no image (i.e. leave null)
} else {
imageDescriptor = ImageDescriptor.createFromImageData(program.getImageData());
getImageRegistry().put(extenstion, imageDescriptor);
}
}
return imageDescriptor;
}
}
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