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/*****************************************************************************
* Copyright (c) 2013 Ken Gilmer, Intel 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:
* Ken Gilmer - initial API and implementation
* Ioana Grigoropol (Intel) - adapt class for remote support
*******************************************************************************/
package org.yocto.bc.ui;
import java.io.File;
import java.io.IOException;
import java.io.Writer;
import java.lang.reflect.InvocationTargetException;
import java.net.URI;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Map;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceChangeEvent;
import org.eclipse.core.resources.IResourceChangeListener;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.rse.services.files.IHostFile;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
import org.yocto.bc.bitbake.BBRecipe;
import org.yocto.bc.bitbake.BBSession;
import org.yocto.bc.bitbake.ProjectInfoHelper;
import org.yocto.bc.bitbake.ShellSession;
import org.yocto.bc.ui.model.ProjectInfo;
import org.yocto.bc.ui.wizards.newproject.CreateBBCProjectOperation;
import org.yocto.remote.utils.RemoteHelper;
public class Activator extends AbstractUIPlugin {
// The plug-in ID
public static final String PLUGIN_ID = "org.yocto.bc.ui";
public static final String IMAGE_VARIABLE = "IMAGE_VARIABLE";
public static final String IMAGE_FUNCTION = "IMAGE_FUNCTION";
// The shared instance
private static Activator plugin;
private static Map shellMap;
private static Map<URI, ProjectInfo> projInfoMap;
private static Hashtable bbSessionMap;
private static Hashtable bbRecipeMap;
private IResourceChangeListener listener = new BCResourceChangeListener();
public static BBRecipe getBBRecipe(BBSession session, URI fileURI) throws IOException {
if (bbRecipeMap == null) {
bbRecipeMap = new Hashtable();
}
URI key = session.getProjInfoRoot();
BBRecipe recipe = (BBRecipe) bbRecipeMap.get(key);
if (recipe == null) {
recipe = new BBRecipe(session, fileURI);
bbRecipeMap.put(key, recipe);
}
return recipe;
}
/**
* Get or create a BitBake session passing in ProjectInfo
* @param pinfo
* @return
* @throws IOException
*/
public static BBSession getBBSession(ProjectInfo projectInfo, Writer out, IProgressMonitor monitor) throws IOException {
URI projectRoot = projectInfo.getOriginalURI();
if (bbSessionMap == null) {
bbSessionMap = new Hashtable();
}
BBSession bbs = (BBSession) bbSessionMap.get(projectRoot);
if (bbs == null) {
bbs = new BBSession(getShellSession(projectInfo, out, monitor), projectRoot);
bbSessionMap.put(projectRoot, bbs);
}
return bbs;
}
/**
* Get or create a BitBake session passing in ProjectInfo
* @param pinfo
* @return
* @throws IOException
*/
public static BBSession getBBSession(ProjectInfo projectInfo, IProgressMonitor monitor) throws Exception {
URI projectRoot = projectInfo.getOriginalURI();
if (bbSessionMap == null) {
bbSessionMap = new Hashtable();
}
BBSession bbs = (BBSession) bbSessionMap.get(projectRoot);
if (bbs == null || bbs.getShell() == null) {
bbs = new BBSession(getShellSession(projectInfo, null, monitor), projectRoot);
bbSessionMap.put(projectRoot, bbs);
}
return bbs;
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static Activator getDefault() {
return plugin;
}
/**
* Returns an image descriptor for the image file at the given
* plug-in relative path
*
* @param path the path
* @return the image descriptor
*/
public static ImageDescriptor getImageDescriptor(String path) {
return imageDescriptorFromPlugin(PLUGIN_ID, path);
}
public static ProjectInfo getProjInfo(URI location) throws CoreException, InvocationTargetException, InterruptedException {
if (projInfoMap == null) {
projInfoMap = new Hashtable<URI, ProjectInfo>();
}
if (location != null) {
ProjectInfo pi = projInfoMap.get(location);
if (pi == null) {
pi = new ProjectInfo();
pi.setLocationURI(location);
try {
pi.setInitScriptPath(ProjectInfoHelper.getInitScriptPath(location));
} catch (IOException e) {
throw new InvocationTargetException(e);
}
projInfoMap.put(location, pi);
}
return pi;
}
return null;
}
public static void notifyAllBBSession(IResource[] added, IResource[] removed, IResource[] changed) {
Iterator iter;
if(bbRecipeMap != null) {
iter = bbRecipeMap.values().iterator();
while(iter.hasNext()) {
BBRecipe p = (BBRecipe)iter.next();
p.changeNotified(added, removed, changed);
}
}
if(bbSessionMap != null) {
iter= bbSessionMap.values().iterator();
while(iter.hasNext()) {
BBSession p = (BBSession)iter.next();
p.changeNotified(added, removed, changed);
}
}
}
/**
* @param absolutePath
* @return a cached shell session for a given project root.
* @throws IOException
*/
private static ShellSession getShellSession(ProjectInfo projInfo, Writer out, IProgressMonitor monitor) throws IOException {
URI absolutePath = projInfo.getOriginalURI();
if (shellMap == null) {
shellMap = new Hashtable();
}
ShellSession ss = (ShellSession) shellMap.get(absolutePath);
if (ss == null && RemoteHelper.isInitialized(projInfo.getOriginalURI())) {
IHostFile remoteHostFile = RemoteHelper.getRemoteHostFile(projInfo.getConnection(), absolutePath.getPath(), monitor);
ss = new ShellSession(projInfo, remoteHostFile, ProjectInfoHelper.getInitScriptPath(absolutePath));
}
return ss;
}
public static void putProjInfo(URI location, ProjectInfo pinfo) {
if (projInfoMap == null) {
projInfoMap = new Hashtable();
}
projInfoMap.put(location, pinfo);
}
/**
* The constructor
*/
public Activator() {
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
@Override
public void start(BundleContext context) throws Exception {
super.start(context);
plugin = this;
ResourcesPlugin.getWorkspace().addResourceChangeListener(
listener, IResourceChangeEvent.POST_CHANGE);
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
@Override
public void stop(BundleContext context) throws Exception {
ResourcesPlugin.getWorkspace().removeResourceChangeListener(
listener);
plugin = null;
super.stop(context);
}
/**
* Reset a configuration
* @param path
*/
public static void resetBBSession(String path) {
shellMap.remove(path);
bbSessionMap.remove(path);
}
protected void initializeImageRegistry(ImageRegistry reg) {
reg.put(IMAGE_VARIABLE, Activator.getImageDescriptor("icons/variable.gif"));
reg.put(IMAGE_FUNCTION, Activator.getImageDescriptor("icons/function.gif"));
}
}
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