/*******************************************************************************
* Copyright (c) 2011 Red Hat Inc..
* 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:
* Red Hat Incorporated - initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.profiling.launch;
import java.net.URI;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.linuxtools.internal.profiling.launch.LocalFileProxy;
import org.eclipse.linuxtools.internal.profiling.launch.LocalLauncher;
import org.eclipse.linuxtools.internal.profiling.launch.Messages;
import org.eclipse.linuxtools.internal.profiling.launch.ProfileLaunchPlugin;
public class RemoteProxyManager implements IRemoteProxyManager {
private static final String EXT_ATTR_CLASS = "class"; //$NON-NLS-1$
/**
* @since 2.1
*/
protected static final String LOCALSCHEME = "file"; //$NON-NLS-1$
private static RemoteProxyManager manager;
/**
* @since 2.1
*/
protected RemoteProxyNatureMapping mapping = new RemoteProxyNatureMapping();
private Map<String, IRemoteProxyManager> remoteManagers = new HashMap<>();
/**
* @since 2.1
*/
protected RemoteProxyManager() {
// do nothing
}
public static RemoteProxyManager getInstance() {
if (manager == null)
manager = new RemoteProxyManager();
return manager;
}
LocalFileProxy getLocalFileProxy(URI uri) {
return new LocalFileProxy(uri);
}
/**
* @param schemeId The protocol scheme to be used.
* @return The {@link IRemoteProxyManager} for the given scheme.
* @throws CoreException If a problem getting remote proxy manager for this scheme occurred.
* @since 2.1
*/
protected IRemoteProxyManager getRemoteManager(String schemeId) throws CoreException {
IRemoteProxyManager remoteManager = remoteManagers.get(schemeId);
if (remoteManager == null) {
IExtensionPoint extensionPoint = Platform.getExtensionRegistry().getExtensionPoint(ProfileLaunchPlugin.PLUGIN_ID, IRemoteProxyManager.EXTENSION_POINT_ID);
IConfigurationElement[] infos = extensionPoint.getConfigurationElements();
for(int i = 0; i < infos.length; i++) {
IConfigurationElement configurationElement = infos[i];
if (configurationElement.getName().equals(IRemoteProxyManager.MANAGER_NAME)) {
if (configurationElement.getAttribute(IRemoteProxyManager.SCHEME_ID).equals(schemeId)) {
Object obj = configurationElement.createExecutableExtension(EXT_ATTR_CLASS);
if (obj instanceof IRemoteProxyManager) {
remoteManager = (IRemoteProxyManager)obj;
remoteManagers.put(schemeId, remoteManager);
break;
}
}
}
}
}
return remoteManager;
}
@Override
public IRemoteFileProxy getFileProxy(URI uri) throws CoreException {
String scheme = uri.getScheme();
if (scheme != null && !scheme.equals(LOCALSCHEME)){
IRemoteProxyManager manager = getRemoteManager(scheme);
if (manager != null)
return manager.getFileProxy(uri);
else
throw new CoreException(new Status(IStatus.ERROR, ProfileLaunchPlugin.PLUGIN_ID,
IStatus.OK, Messages.RemoteProxyManager_unrecognized_scheme + scheme, null));
}
return getLocalFileProxy(uri);
}
@Override
public IRemoteFileProxy getFileProxy(IProject project) throws CoreException {
if (project == null) {
return getLocalFileProxy(null);
}
String scheme = mapping.getSchemeFromNature(project);
if (scheme!=null) {
IRemoteProxyManager manager = getRemoteManager(scheme);
if (manager != null)
return manager.getFileProxy(project);
}
URI projectURI = project.getLocationURI();
return getFileProxy(projectURI);
}
@Override
public IRemoteCommandLauncher getLauncher(URI uri) throws CoreException {
String scheme = uri.getScheme();
if (scheme != null && !scheme.equals(LOCALSCHEME)){
IRemoteProxyManager manager = getRemoteManager(scheme);
if (manager != null)
return manager.getLauncher(uri);
else
throw new CoreException(new Status(IStatus.ERROR, ProfileLaunchPlugin.PLUGIN_ID,
IStatus.OK, Messages.RemoteProxyManager_unrecognized_scheme + scheme, null));
}
return new LocalLauncher();
}
@Override
public IRemoteCommandLauncher getLauncher(IProject project) throws CoreException {
if (project == null){
return new LocalLauncher();
}
String scheme = mapping.getSchemeFromNature(project);
if (scheme!=null) {
IRemoteProxyManager manager = getRemoteManager(scheme);
return manager.getLauncher(project);
}
URI projectURI = project.getLocationURI();
return getLauncher(projectURI);
}
@Override
public String getOS(URI uri) throws CoreException {
String scheme = uri.getScheme();
if (scheme != null && !scheme.equals(LOCALSCHEME)){
IRemoteProxyManager manager = getRemoteManager(scheme);
if (manager != null)
return manager.getOS(uri);
else
throw new CoreException(new Status(IStatus.ERROR, ProfileLaunchPlugin.PLUGIN_ID,
IStatus.OK, Messages.RemoteProxyManager_unrecognized_scheme + scheme, null));
}
return Platform.getOS();
}
@Override
public String getOS(IProject project) throws CoreException {
String scheme = mapping.getSchemeFromNature(project);
if (scheme!=null) {
IRemoteProxyManager manager = getRemoteManager(scheme);
return manager.getOS(project);
}
URI projectURI = project.getLocationURI();
return getOS(projectURI);
}
/**
* This method gets the proper remote project location
* of pure remote and sync projects. Synchronized projects
* have a cached path and a remote one, and this method
* returns the remote one.
* @param project The project which location is needed.
* @return The URI to the project location.
* @throws CoreException If problem retrieving remote proxy occured.
* @since 2.2
*/
public String getRemoteProjectLocation(IProject project) throws CoreException {
if(project != null){
IRemoteFileProxy remoteFileProxy = null;
remoteFileProxy = getFileProxy(project);
URI workingDirURI = remoteFileProxy.getWorkingDir();
return workingDirURI.toString();
}
return null;
}
}