tools/eclipse/plugins/com.android.ide.eclipse.ddms/src/com/android/ide/eclipse/ddms/DdmsPlugin.java - platform/development - Git at Google

 /*
  * Copyright (C) 2007 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package com.android.ide.eclipse.ddms;

 import com.android.ddmlib.AndroidDebugBridge;
 import com.android.ddmlib.Client;
 import com.android.ddmlib.DdmPreferences;
 import com.android.ddmlib.IDevice;
 import com.android.ddmlib.Log;
 import com.android.ddmlib.AndroidDebugBridge.IDeviceChangeListener;
 import com.android.ddmlib.Log.ILogOutput;
 import com.android.ddmlib.Log.LogLevel;
 import com.android.ddmuilib.DdmUiPreferences;
 import com.android.ddmuilib.DevicePanel.IUiSelectionListener;
 import com.android.ide.eclipse.ddms.preferences.PreferenceInitializer;
 import com.android.ide.eclipse.ddms.views.DeviceView;

 import org.eclipse.core.runtime.Preferences;
 import org.eclipse.core.runtime.Preferences.IPropertyChangeListener;
 import org.eclipse.core.runtime.Preferences.PropertyChangeEvent;
 import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.swt.SWTException;
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.console.ConsolePlugin;
 import org.eclipse.ui.console.IConsole;
 import org.eclipse.ui.console.MessageConsole;
 import org.eclipse.ui.console.MessageConsoleStream;
 import org.eclipse.ui.plugin.AbstractUIPlugin;
 import org.osgi.framework.BundleContext;

 import java.io.File;
 import java.util.ArrayList;
 import java.util.Calendar;

 /**
  * The activator class controls the plug-in life cycle
  */
 public final class DdmsPlugin extends AbstractUIPlugin implements IDeviceChangeListener,
         IUiSelectionListener {

     public final static int PLATFORM_UNKNOWN = 0;
     public final static int PLATFORM_LINUX = 1;
     public final static int PLATFORM_WINDOWS = 2;
     public final static int PLATFORM_DARWIN = 3;

     /**
      * Returns current platform, one of {@link #PLATFORM_WINDOWS}, {@link #PLATFORM_DARWIN},
      * {@link #PLATFORM_LINUX} or {@link #PLATFORM_UNKNOWN}.
      */
     public final static int CURRENT_PLATFORM = currentPlatform();

     /** hprof-conv executable (with extension for the current OS)  */
     public final static String FN_HPROF_CONVERTER = (CURRENT_PLATFORM == PLATFORM_WINDOWS) ?
             "hprof-conv.exe" : "hprof-conv"; //$NON-NLS-1$ //$NON-NLS-2$

     // The plug-in ID
     public static final String PLUGIN_ID = "com.android.ide.eclipse.ddms"; // $NON-NLS-1$

     private static final String ADB_LOCATION = PLUGIN_ID + ".adb"; // $NON-NLS-1$

     /** The singleton instance */
     private static DdmsPlugin sPlugin;

     /** Location of the adb command line executable */
     private static String sAdbLocation;
     private static String sToolsFolder;
     private static String sHprofConverter;

     /**
      * Debug Launcher for already running apps
      */
     private static IDebugLauncher sRunningAppDebugLauncher;


     /** Console for DDMS log message */
     private MessageConsole mDdmsConsole;

     /** Image loader object */
     private ImageLoader mLoader;

     private IDevice mCurrentDevice;
     private Client mCurrentClient;
     private boolean mListeningToUiSelection = false;

     private final ArrayList<ISelectionListener> mListeners = new ArrayList<ISelectionListener>();

     private Color mRed;

     private boolean mDdmlibInitialized;

     /**
      * Interface to provide debugger launcher for running apps.
      */
     public interface IDebugLauncher {
         public boolean debug(String packageName, int port);
     }

     /**
      * Classes which implement this interface provide methods that deals
      * with {@link IDevice} and {@link Client} selectionchanges.
      */
     public interface ISelectionListener {

         /**
          * Sent when a new {@link Client} is selected.
          * @param selectedClient The selected client. If null, no clients are selected.
          */
         public void selectionChanged(Client selectedClient);

         /**
          * Sent when a new {@link IDevice} is selected.
          * @param selectedDevice the selected device. If null, no devices are selected.
          */
         public void selectionChanged(IDevice selectedDevice);
     }

     /**
      * The constructor
      */
     public DdmsPlugin() {
         sPlugin = this;
     }

     /*
      * (non-Javadoc)
      *
      * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
      */
     @Override
     public void start(BundleContext context) throws Exception {
         super.start(context);

         final Display display = getDisplay();

         // get the eclipse store
         final IPreferenceStore eclipseStore = getPreferenceStore();

         AndroidDebugBridge.addDeviceChangeListener(this);

         DdmUiPreferences.setStore(eclipseStore);

         //DdmUiPreferences.displayCharts();

         // set the consoles.
         mDdmsConsole = new MessageConsole("DDMS", null); // $NON-NLS-1$
         ConsolePlugin.getDefault().getConsoleManager().addConsoles(
                 new IConsole[] {
                     mDdmsConsole
                 });

         final MessageConsoleStream consoleStream = mDdmsConsole.newMessageStream();
         final MessageConsoleStream errorConsoleStream = mDdmsConsole.newMessageStream();
         mRed = new Color(display, 0xFF, 0x00, 0x00);

         // because this can be run, in some cases, by a non UI thread, and because
         // changing the console properties update the UI, we need to make this change
         // in the UI thread.
         display.asyncExec(new Runnable() {
             public void run() {
                 errorConsoleStream.setColor(mRed);
             }
         });

         // set up the ddms log to use the ddms console.
         Log.setLogOutput(new ILogOutput() {
             public void printLog(LogLevel logLevel, String tag, String message) {
                 if (logLevel.getPriority() >= LogLevel.ERROR.getPriority()) {
                     printToStream(errorConsoleStream, tag, message);
                     ConsolePlugin.getDefault().getConsoleManager().showConsoleView(mDdmsConsole);
                 } else {
                     printToStream(consoleStream, tag, message);
                 }
             }

             public void printAndPromptLog(final LogLevel logLevel, final String tag,
                     final String message) {
                 printLog(logLevel, tag, message);
                 // dialog box only run in UI thread..
                 display.asyncExec(new Runnable() {
                     public void run() {
                         Shell shell = display.getActiveShell();
                         if (logLevel == LogLevel.ERROR) {
                             MessageDialog.openError(shell, tag, message);
                         } else {
                             MessageDialog.openWarning(shell, tag, message);
                         }
                     }
                 });
             }

         });

         // create the loader that's able to load the images
         mLoader = new ImageLoader(this);

         // set the listener for the preference change
         Preferences prefs = getPluginPreferences();
         prefs.addPropertyChangeListener(new IPropertyChangeListener() {
             public void propertyChange(PropertyChangeEvent event) {
                 // get the name of the property that changed.
                 String property = event.getProperty();

                 if (PreferenceInitializer.ATTR_DEBUG_PORT_BASE.equals(property)) {
                     DdmPreferences.setDebugPortBase(
                             eclipseStore.getInt(PreferenceInitializer.ATTR_DEBUG_PORT_BASE));
                 } else if (PreferenceInitializer.ATTR_SELECTED_DEBUG_PORT.equals(property)) {
                     DdmPreferences.setSelectedDebugPort(
                             eclipseStore.getInt(PreferenceInitializer.ATTR_SELECTED_DEBUG_PORT));
                 } else if (PreferenceInitializer.ATTR_THREAD_INTERVAL.equals(property)) {
                     DdmUiPreferences.setThreadRefreshInterval(
                             eclipseStore.getInt(PreferenceInitializer.ATTR_THREAD_INTERVAL));
                 } else if (PreferenceInitializer.ATTR_LOG_LEVEL.equals(property)) {
                     DdmPreferences.setLogLevel(
                             eclipseStore.getString(PreferenceInitializer.ATTR_LOG_LEVEL));
                 }
             }
         });

         // read the adb location from the prefs to attempt to start it properly without
         // having to wait for ADT to start
         setAdbLocation(eclipseStore.getString(ADB_LOCATION));

         // start it in a thread to return from start() asap.
         new Thread() {
             @Override
             public void run() {
                 // init ddmlib if needed
                 getDefault().initDdmlib();

                 // create and start the first bridge
                 AndroidDebugBridge.createBridge(sAdbLocation, true /* forceNewBridge */);
             }
         }.start();
     }

     public static Display getDisplay() {
         IWorkbench bench = sPlugin.getWorkbench();
         if (bench != null) {
             return bench.getDisplay();
         }
         return null;
     }

     /*
      * (non-Javadoc)
      *
      * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
      */
     @Override
     public void stop(BundleContext context) throws Exception {
         AndroidDebugBridge.removeDeviceChangeListener(this);

         AndroidDebugBridge.terminate();

         mRed.dispose();

         sPlugin = null;
         super.stop(context);
     }

     /**
      * Returns the shared instance
      *
      * @return the shared instance
      */
     public static DdmsPlugin getDefault() {
         return sPlugin;
     }

     /** Return the image loader for the plugin */
     public static ImageLoader getImageLoader() {
         if (sPlugin != null) {
             return sPlugin.mLoader;
         }
         return null;
     }

     public static String getAdb() {
         return sAdbLocation;
     }

     public static String getToolsFolder() {
         return sToolsFolder;
     }

     public static String getHprofConverter() {
         return sHprofConverter;
     }

     private static void setAdbLocation(String adbLocation) {
         sAdbLocation = adbLocation;

         File adb = new File(sAdbLocation);
         File toolsFolder = adb.getParentFile();
         sToolsFolder = toolsFolder.getAbsolutePath();

         File hprofConverter = new File(toolsFolder, FN_HPROF_CONVERTER);
         sHprofConverter = hprofConverter.getAbsolutePath();
     }

     /**
      * Set the location of the adb executable and optionally starts adb
      * @param adb location of adb
      * @param startAdb flag to start adb
      */
     public static void setAdb(String adb, boolean startAdb) {
         setAdbLocation(adb);

         // store the location for future ddms only start.
         sPlugin.getPreferenceStore().setValue(ADB_LOCATION, sAdbLocation);

         // starts the server in a thread in case this is blocking.
         if (startAdb) {
             new Thread() {
                 @Override
                 public void run() {
                     // init ddmlib if needed
                     getDefault().initDdmlib();

                     // create and start the bridge
                     AndroidDebugBridge.createBridge(sAdbLocation, false /* forceNewBridge */);
                 }
             }.start();
         }
     }

     private synchronized void initDdmlib() {
         if (mDdmlibInitialized == false) {
             // set the preferences.
             PreferenceInitializer.setupPreferences();

             // init the lib
             AndroidDebugBridge.init(true /* debugger support */);

             mDdmlibInitialized = true;
         }
     }

     /**
      * Sets the launcher responsible for connecting the debugger to running applications.
      * @param launcher The launcher.
      */
     public static void setRunningAppDebugLauncher(IDebugLauncher launcher) {
         sRunningAppDebugLauncher = launcher;

         // if the process view is already running, give it the launcher.
         // This method could be called from a non ui thread, so we make sure to do that
         // in the ui thread.
         Display display = getDisplay();
         if (display != null && display.isDisposed() == false) {
             display.asyncExec(new Runnable() {
                 public void run() {
                     DeviceView dv = DeviceView.getInstance();
                     if (dv != null) {
                         dv.setDebugLauncher(sRunningAppDebugLauncher);
                     }
                 }
             });
         }
     }

     public static IDebugLauncher getRunningAppDebugLauncher() {
         return sRunningAppDebugLauncher;
     }

     public synchronized void addSelectionListener(ISelectionListener listener) {
         mListeners.add(listener);

         // notify the new listener of the current selection
        listener.selectionChanged(mCurrentDevice);
        listener.selectionChanged(mCurrentClient);
     }

     public synchronized void removeSelectionListener(ISelectionListener listener) {
         mListeners.remove(listener);
     }

     public synchronized void setListeningState(boolean state) {
         mListeningToUiSelection = state;
     }

     /**
      * Sent when the a device is connected to the {@link AndroidDebugBridge}.
      * <p/>
      * This is sent from a non UI thread.
      * @param device the new device.
      *
      * @see IDeviceChangeListener#deviceConnected(IDevice)
      */
     public void deviceConnected(IDevice device) {
         // if we are listening to selection coming from the ui, then we do nothing, as
         // any change in the devices/clients, will be handled by the UI, and we'll receive
         // selection notification through our implementation of IUiSelectionListener.
         if (mListeningToUiSelection == false) {
             if (mCurrentDevice == null) {
                 handleDefaultSelection(device);
             }
         }
     }

     /**
      * Sent when the a device is disconnected to the {@link AndroidDebugBridge}.
      * <p/>
      * This is sent from a non UI thread.
      * @param device the new device.
      *
      * @see IDeviceChangeListener#deviceDisconnected(IDevice)
      */
     public void deviceDisconnected(IDevice device) {
         // if we are listening to selection coming from the ui, then we do nothing, as
         // any change in the devices/clients, will be handled by the UI, and we'll receive
         // selection notification through our implementation of IUiSelectionListener.
         if (mListeningToUiSelection == false) {
             // test if the disconnected device was the default selection.
             if (mCurrentDevice == device) {
                 // try to find a new device
                 AndroidDebugBridge bridge = AndroidDebugBridge.getBridge();
                 if (bridge != null) {
                     // get the device list
                     IDevice[] devices = bridge.getDevices();

                     // check if we still have devices
                     if (devices.length == 0) {
                         handleDefaultSelection((IDevice)null);
                     } else {
                         handleDefaultSelection(devices[0]);
                     }
                 } else {
                     handleDefaultSelection((IDevice)null);
                 }
             }
         }
     }

     /**
      * Sent when a device data changed, or when clients are started/terminated on the device.
      * <p/>
      * This is sent from a non UI thread.
      * @param device the device that was updated.
      * @param changeMask the mask indicating what changed.
      *
      * @see IDeviceChangeListener#deviceChanged(IDevice)
      */
     public void deviceChanged(IDevice device, int changeMask) {
         // if we are listening to selection coming from the ui, then we do nothing, as
         // any change in the devices/clients, will be handled by the UI, and we'll receive
         // selection notification through our implementation of IUiSelectionListener.
         if (mListeningToUiSelection == false) {

             // check if this is our device
             if (device == mCurrentDevice) {
                 if (mCurrentClient == null) {
                     handleDefaultSelection(device);
                 } else {
                     // get the clients and make sure ours is still in there.
                     Client[] clients = device.getClients();
                     boolean foundClient = false;
                     for (Client client : clients) {
                         if (client == mCurrentClient) {
                             foundClient = true;
                             break;
                         }
                     }

                     // if we haven't found our client, lets look for a new one
                     if (foundClient == false) {
                         mCurrentClient = null;
                         handleDefaultSelection(device);
                     }
                 }
             }
         }
     }

     /**
      * Sent when a new {@link IDevice} and {@link Client} are selected.
      * @param selectedDevice the selected device. If null, no devices are selected.
      * @param selectedClient The selected client. If null, no clients are selected.
      */
     public synchronized void selectionChanged(IDevice selectedDevice, Client selectedClient) {
         if (mCurrentDevice != selectedDevice) {
             mCurrentDevice = selectedDevice;

             // notify of the new default device
             for (ISelectionListener listener : mListeners) {
                 listener.selectionChanged(mCurrentDevice);
             }
         }

         if (mCurrentClient != selectedClient) {
             mCurrentClient = selectedClient;

             // notify of the new default client
             for (ISelectionListener listener : mListeners) {
                 listener.selectionChanged(mCurrentClient);
             }
         }
     }

     /**
      * Handles a default selection of a {@link IDevice} and {@link Client}.
      * @param device the selected device
      */
     private void handleDefaultSelection(final IDevice device) {
         // because the listener expect to receive this from the UI thread, and this is called
         // from the AndroidDebugBridge notifications, we need to run this in the UI thread.
         try {
             Display display = getDisplay();

             display.asyncExec(new Runnable() {
                 public void run() {
                     // set the new device if different.
                     boolean newDevice = false;
                     if (mCurrentDevice != device) {
                         mCurrentDevice = device;
                         newDevice = true;

                         // notify of the new default device
                         for (ISelectionListener listener : mListeners) {
                             listener.selectionChanged(mCurrentDevice);
                         }
                     }

                     if (device != null) {
                         // if this is a device switch or the same device but we didn't find a valid
                         // client the last time, we go look for a client to use again.
                         if (newDevice || mCurrentClient == null) {
                             // now get the new client
                             Client[] clients =  device.getClients();
                             if (clients.length > 0) {
                                 handleDefaultSelection(clients[0]);
                             } else {
                                 handleDefaultSelection((Client)null);
                             }
                         }
                     } else {
                         handleDefaultSelection((Client)null);
                     }
                 }
             });
         } catch (SWTException e) {
             // display is disposed. Do nothing since we're quitting anyway.
         }
     }

     private void handleDefaultSelection(Client client) {
         mCurrentClient = client;

         // notify of the new default client
         for (ISelectionListener listener : mListeners) {
             listener.selectionChanged(mCurrentClient);
         }
     }

     /**
      * Prints a message, associated with a project to the specified stream
      * @param stream The stream to write to
      * @param tag The tag associated to the message. Can be null
      * @param message The message to print.
      */
     private static synchronized void printToStream(MessageConsoleStream stream, String tag,
             String message) {
         String dateTag = getMessageTag(tag);

         stream.print(dateTag);
         stream.println(message);
     }

     /**
      * Creates a string containing the current date/time, and the tag
      * @param tag The tag associated to the message. Can be null
      * @return The dateTag
      */
     private static String getMessageTag(String tag) {
         Calendar c = Calendar.getInstance();

         if (tag == null) {
             return String.format("[%1$tF %1$tT]", c);
         }

         return String.format("[%1$tF %1$tT - %2$s]", c, tag);
     }


     /**
      * Returns current platform
      *
      * @return one of {@link #PLATFORM_WINDOWS}, {@link #PLATFORM_DARWIN},
      * {@link #PLATFORM_LINUX} or {@link #PLATFORM_UNKNOWN}.
      */
     public static int currentPlatform() {
         String os = System.getProperty("os.name");          //$NON-NLS-1$
         if (os.startsWith("Mac OS")) {                      //$NON-NLS-1$
             return PLATFORM_DARWIN;
         } else if (os.startsWith("Windows")) {              //$NON-NLS-1$
             return PLATFORM_WINDOWS;
         } else if (os.startsWith("Linux")) {                //$NON-NLS-1$
             return PLATFORM_LINUX;
         }

         return PLATFORM_UNKNOWN;
     }

 }
	/*
	* Copyright (C) 2007 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package com.android.ide.eclipse.ddms;

	import com.android.ddmlib.AndroidDebugBridge;
	import com.android.ddmlib.Client;
	import com.android.ddmlib.DdmPreferences;
	import com.android.ddmlib.IDevice;
	import com.android.ddmlib.Log;
	import com.android.ddmlib.AndroidDebugBridge.IDeviceChangeListener;
	import com.android.ddmlib.Log.ILogOutput;
	import com.android.ddmlib.Log.LogLevel;
	import com.android.ddmuilib.DdmUiPreferences;
	import com.android.ddmuilib.DevicePanel.IUiSelectionListener;
	import com.android.ide.eclipse.ddms.preferences.PreferenceInitializer;
	import com.android.ide.eclipse.ddms.views.DeviceView;

	import org.eclipse.core.runtime.Preferences;
	import org.eclipse.core.runtime.Preferences.IPropertyChangeListener;
	import org.eclipse.core.runtime.Preferences.PropertyChangeEvent;
	import org.eclipse.jface.dialogs.MessageDialog;
	import org.eclipse.jface.preference.IPreferenceStore;
	import org.eclipse.swt.SWTException;
	import org.eclipse.swt.graphics.Color;
	import org.eclipse.swt.widgets.Display;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.ui.IWorkbench;
	import org.eclipse.ui.console.ConsolePlugin;
	import org.eclipse.ui.console.IConsole;
	import org.eclipse.ui.console.MessageConsole;
	import org.eclipse.ui.console.MessageConsoleStream;
	import org.eclipse.ui.plugin.AbstractUIPlugin;
	import org.osgi.framework.BundleContext;

	import java.io.File;
	import java.util.ArrayList;
	import java.util.Calendar;

	/**
	* The activator class controls the plug-in life cycle
	*/
	public final class DdmsPlugin extends AbstractUIPlugin implements IDeviceChangeListener,
	IUiSelectionListener {

	public final static int PLATFORM_UNKNOWN = 0;
	public final static int PLATFORM_LINUX = 1;
	public final static int PLATFORM_WINDOWS = 2;
	public final static int PLATFORM_DARWIN = 3;

	/**
	* Returns current platform, one of {@link #PLATFORM_WINDOWS}, {@link #PLATFORM_DARWIN},
	* {@link #PLATFORM_LINUX} or {@link #PLATFORM_UNKNOWN}.
	*/
	public final static int CURRENT_PLATFORM = currentPlatform();

	/** hprof-conv executable (with extension for the current OS) */
	public final static String FN_HPROF_CONVERTER = (CURRENT_PLATFORM == PLATFORM_WINDOWS) ?
	"hprof-conv.exe" : "hprof-conv"; //$NON-NLS-1$ //$NON-NLS-2$

	// The plug-in ID
	public static final String PLUGIN_ID = "com.android.ide.eclipse.ddms"; // $NON-NLS-1$

	private static final String ADB_LOCATION = PLUGIN_ID + ".adb"; // $NON-NLS-1$

	/** The singleton instance */
	private static DdmsPlugin sPlugin;

	/** Location of the adb command line executable */
	private static String sAdbLocation;
	private static String sToolsFolder;
	private static String sHprofConverter;

	/**
	* Debug Launcher for already running apps
	*/
	private static IDebugLauncher sRunningAppDebugLauncher;


	/** Console for DDMS log message */
	private MessageConsole mDdmsConsole;

	/** Image loader object */
	private ImageLoader mLoader;

	private IDevice mCurrentDevice;
	private Client mCurrentClient;
	private boolean mListeningToUiSelection = false;

	private final ArrayList<ISelectionListener> mListeners = new ArrayList<ISelectionListener>();

	private Color mRed;

	private boolean mDdmlibInitialized;

	/**
	* Interface to provide debugger launcher for running apps.
	*/
	public interface IDebugLauncher {
	public boolean debug(String packageName, int port);
	}

	/**
	* Classes which implement this interface provide methods that deals
	* with {@link IDevice} and {@link Client} selectionchanges.
	*/
	public interface ISelectionListener {

	/**
	* Sent when a new {@link Client} is selected.
	* @param selectedClient The selected client. If null, no clients are selected.
	*/
	public void selectionChanged(Client selectedClient);

	/**
	* Sent when a new {@link IDevice} is selected.
	* @param selectedDevice the selected device. If null, no devices are selected.
	*/
	public void selectionChanged(IDevice selectedDevice);
	}

	/**
	* The constructor
	*/
	public DdmsPlugin() {
	sPlugin = this;
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
	*/
	@Override
	public void start(BundleContext context) throws Exception {
	super.start(context);

	final Display display = getDisplay();

	// get the eclipse store
	final IPreferenceStore eclipseStore = getPreferenceStore();

	AndroidDebugBridge.addDeviceChangeListener(this);

	DdmUiPreferences.setStore(eclipseStore);

	//DdmUiPreferences.displayCharts();

	// set the consoles.
	mDdmsConsole = new MessageConsole("DDMS", null); // $NON-NLS-1$
	ConsolePlugin.getDefault().getConsoleManager().addConsoles(
	new IConsole[] {
	mDdmsConsole
	});

	final MessageConsoleStream consoleStream = mDdmsConsole.newMessageStream();
	final MessageConsoleStream errorConsoleStream = mDdmsConsole.newMessageStream();
	mRed = new Color(display, 0xFF, 0x00, 0x00);

	// because this can be run, in some cases, by a non UI thread, and because
	// changing the console properties update the UI, we need to make this change
	// in the UI thread.
	display.asyncExec(new Runnable() {
	public void run() {
	errorConsoleStream.setColor(mRed);
	}
	});

	// set up the ddms log to use the ddms console.
	Log.setLogOutput(new ILogOutput() {
	public void printLog(LogLevel logLevel, String tag, String message) {
	if (logLevel.getPriority() >= LogLevel.ERROR.getPriority()) {
	printToStream(errorConsoleStream, tag, message);
	ConsolePlugin.getDefault().getConsoleManager().showConsoleView(mDdmsConsole);
	} else {
	printToStream(consoleStream, tag, message);
	}
	}

	public void printAndPromptLog(final LogLevel logLevel, final String tag,
	final String message) {
	printLog(logLevel, tag, message);
	// dialog box only run in UI thread..
	display.asyncExec(new Runnable() {
	public void run() {
	Shell shell = display.getActiveShell();
	if (logLevel == LogLevel.ERROR) {
	MessageDialog.openError(shell, tag, message);
	} else {
	MessageDialog.openWarning(shell, tag, message);
	}
	}
	});
	}

	});

	// create the loader that's able to load the images
	mLoader = new ImageLoader(this);

	// set the listener for the preference change
	Preferences prefs = getPluginPreferences();
	prefs.addPropertyChangeListener(new IPropertyChangeListener() {
	public void propertyChange(PropertyChangeEvent event) {
	// get the name of the property that changed.
	String property = event.getProperty();

	if (PreferenceInitializer.ATTR_DEBUG_PORT_BASE.equals(property)) {
	DdmPreferences.setDebugPortBase(
	eclipseStore.getInt(PreferenceInitializer.ATTR_DEBUG_PORT_BASE));
	} else if (PreferenceInitializer.ATTR_SELECTED_DEBUG_PORT.equals(property)) {
	DdmPreferences.setSelectedDebugPort(
	eclipseStore.getInt(PreferenceInitializer.ATTR_SELECTED_DEBUG_PORT));
	} else if (PreferenceInitializer.ATTR_THREAD_INTERVAL.equals(property)) {
	DdmUiPreferences.setThreadRefreshInterval(
	eclipseStore.getInt(PreferenceInitializer.ATTR_THREAD_INTERVAL));
	} else if (PreferenceInitializer.ATTR_LOG_LEVEL.equals(property)) {
	DdmPreferences.setLogLevel(
	eclipseStore.getString(PreferenceInitializer.ATTR_LOG_LEVEL));
	}
	}
	});

	// read the adb location from the prefs to attempt to start it properly without
	// having to wait for ADT to start
	setAdbLocation(eclipseStore.getString(ADB_LOCATION));

	// start it in a thread to return from start() asap.
	new Thread() {
	@Override
	public void run() {
	// init ddmlib if needed
	getDefault().initDdmlib();

	// create and start the first bridge
	AndroidDebugBridge.createBridge(sAdbLocation, true /* forceNewBridge */);
	}
	}.start();
	}

	public static Display getDisplay() {
	IWorkbench bench = sPlugin.getWorkbench();
	if (bench != null) {
	return bench.getDisplay();
	}
	return null;
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
	*/
	@Override
	public void stop(BundleContext context) throws Exception {
	AndroidDebugBridge.removeDeviceChangeListener(this);

	AndroidDebugBridge.terminate();

	mRed.dispose();

	sPlugin = null;
	super.stop(context);
	}

	/**
	* Returns the shared instance
	*
	* @return the shared instance
	*/
	public static DdmsPlugin getDefault() {
	return sPlugin;
	}

	/** Return the image loader for the plugin */
	public static ImageLoader getImageLoader() {
	if (sPlugin != null) {
	return sPlugin.mLoader;
	}
	return null;
	}

	public static String getAdb() {
	return sAdbLocation;
	}

	public static String getToolsFolder() {
	return sToolsFolder;
	}

	public static String getHprofConverter() {
	return sHprofConverter;
	}

	private static void setAdbLocation(String adbLocation) {
	sAdbLocation = adbLocation;

	File adb = new File(sAdbLocation);
	File toolsFolder = adb.getParentFile();
	sToolsFolder = toolsFolder.getAbsolutePath();

	File hprofConverter = new File(toolsFolder, FN_HPROF_CONVERTER);
	sHprofConverter = hprofConverter.getAbsolutePath();
	}

	/**
	* Set the location of the adb executable and optionally starts adb
	* @param adb location of adb
	* @param startAdb flag to start adb
	*/
	public static void setAdb(String adb, boolean startAdb) {
	setAdbLocation(adb);

	// store the location for future ddms only start.
	sPlugin.getPreferenceStore().setValue(ADB_LOCATION, sAdbLocation);

	// starts the server in a thread in case this is blocking.
	if (startAdb) {
	new Thread() {
	@Override
	public void run() {
	// init ddmlib if needed
	getDefault().initDdmlib();

	// create and start the bridge
	AndroidDebugBridge.createBridge(sAdbLocation, false /* forceNewBridge */);
	}
	}.start();
	}
	}

	private synchronized void initDdmlib() {
	if (mDdmlibInitialized == false) {
	// set the preferences.
	PreferenceInitializer.setupPreferences();

	// init the lib
	AndroidDebugBridge.init(true /* debugger support */);

	mDdmlibInitialized = true;
	}
	}

	/**
	* Sets the launcher responsible for connecting the debugger to running applications.
	* @param launcher The launcher.
	*/
	public static void setRunningAppDebugLauncher(IDebugLauncher launcher) {
	sRunningAppDebugLauncher = launcher;

	// if the process view is already running, give it the launcher.
	// This method could be called from a non ui thread, so we make sure to do that
	// in the ui thread.
	Display display = getDisplay();
	if (display != null && display.isDisposed() == false) {
	display.asyncExec(new Runnable() {
	public void run() {
	DeviceView dv = DeviceView.getInstance();
	if (dv != null) {
	dv.setDebugLauncher(sRunningAppDebugLauncher);
	}
	}
	});
	}
	}

	public static IDebugLauncher getRunningAppDebugLauncher() {
	return sRunningAppDebugLauncher;
	}

	public synchronized void addSelectionListener(ISelectionListener listener) {
	mListeners.add(listener);

	// notify the new listener of the current selection
	listener.selectionChanged(mCurrentDevice);
	listener.selectionChanged(mCurrentClient);
	}

	public synchronized void removeSelectionListener(ISelectionListener listener) {
	mListeners.remove(listener);
	}

	public synchronized void setListeningState(boolean state) {
	mListeningToUiSelection = state;
	}

	/**
	* Sent when the a device is connected to the {@link AndroidDebugBridge}.
	* <p/>
	* This is sent from a non UI thread.
	* @param device the new device.
	*
	* @see IDeviceChangeListener#deviceConnected(IDevice)
	*/
	public void deviceConnected(IDevice device) {
	// if we are listening to selection coming from the ui, then we do nothing, as
	// any change in the devices/clients, will be handled by the UI, and we'll receive
	// selection notification through our implementation of IUiSelectionListener.
	if (mListeningToUiSelection == false) {
	if (mCurrentDevice == null) {
	handleDefaultSelection(device);
	}
	}
	}

	/**
	* Sent when the a device is disconnected to the {@link AndroidDebugBridge}.
	* <p/>
	* This is sent from a non UI thread.
	* @param device the new device.
	*
	* @see IDeviceChangeListener#deviceDisconnected(IDevice)
	*/
	public void deviceDisconnected(IDevice device) {
	// if we are listening to selection coming from the ui, then we do nothing, as
	// any change in the devices/clients, will be handled by the UI, and we'll receive
	// selection notification through our implementation of IUiSelectionListener.
	if (mListeningToUiSelection == false) {
	// test if the disconnected device was the default selection.
	if (mCurrentDevice == device) {
	// try to find a new device
	AndroidDebugBridge bridge = AndroidDebugBridge.getBridge();
	if (bridge != null) {
	// get the device list
	IDevice[] devices = bridge.getDevices();

	// check if we still have devices
	if (devices.length == 0) {
	handleDefaultSelection((IDevice)null);
	} else {
	handleDefaultSelection(devices[0]);
	}
	} else {
	handleDefaultSelection((IDevice)null);
	}
	}
	}
	}

	/**
	* Sent when a device data changed, or when clients are started/terminated on the device.
	* <p/>
	* This is sent from a non UI thread.
	* @param device the device that was updated.
	* @param changeMask the mask indicating what changed.
	*
	* @see IDeviceChangeListener#deviceChanged(IDevice)
	*/
	public void deviceChanged(IDevice device, int changeMask) {
	// if we are listening to selection coming from the ui, then we do nothing, as
	// any change in the devices/clients, will be handled by the UI, and we'll receive
	// selection notification through our implementation of IUiSelectionListener.
	if (mListeningToUiSelection == false) {

	// check if this is our device
	if (device == mCurrentDevice) {
	if (mCurrentClient == null) {
	handleDefaultSelection(device);
	} else {
	// get the clients and make sure ours is still in there.
	Client[] clients = device.getClients();
	boolean foundClient = false;
	for (Client client : clients) {
	if (client == mCurrentClient) {
	foundClient = true;
	break;
	}
	}

	// if we haven't found our client, lets look for a new one
	if (foundClient == false) {
	mCurrentClient = null;
	handleDefaultSelection(device);
	}
	}
	}
	}
	}

	/**
	* Sent when a new {@link IDevice} and {@link Client} are selected.
	* @param selectedDevice the selected device. If null, no devices are selected.
	* @param selectedClient The selected client. If null, no clients are selected.
	*/
	public synchronized void selectionChanged(IDevice selectedDevice, Client selectedClient) {
	if (mCurrentDevice != selectedDevice) {
	mCurrentDevice = selectedDevice;

	// notify of the new default device
	for (ISelectionListener listener : mListeners) {
	listener.selectionChanged(mCurrentDevice);
	}
	}

	if (mCurrentClient != selectedClient) {
	mCurrentClient = selectedClient;

	// notify of the new default client
	for (ISelectionListener listener : mListeners) {
	listener.selectionChanged(mCurrentClient);
	}
	}
	}

	/**
	* Handles a default selection of a {@link IDevice} and {@link Client}.
	* @param device the selected device
	*/
	private void handleDefaultSelection(final IDevice device) {
	// because the listener expect to receive this from the UI thread, and this is called
	// from the AndroidDebugBridge notifications, we need to run this in the UI thread.
	try {
	Display display = getDisplay();

	display.asyncExec(new Runnable() {
	public void run() {
	// set the new device if different.
	boolean newDevice = false;
	if (mCurrentDevice != device) {
	mCurrentDevice = device;
	newDevice = true;

	// notify of the new default device
	for (ISelectionListener listener : mListeners) {
	listener.selectionChanged(mCurrentDevice);
	}
	}

	if (device != null) {
	// if this is a device switch or the same device but we didn't find a valid
	// client the last time, we go look for a client to use again.
	if (newDevice \|\| mCurrentClient == null) {
	// now get the new client
	Client[] clients = device.getClients();
	if (clients.length > 0) {
	handleDefaultSelection(clients[0]);
	} else {
	handleDefaultSelection((Client)null);
	}
	}
	} else {
	handleDefaultSelection((Client)null);
	}
	}
	});
	} catch (SWTException e) {
	// display is disposed. Do nothing since we're quitting anyway.
	}
	}

	private void handleDefaultSelection(Client client) {
	mCurrentClient = client;

	// notify of the new default client
	for (ISelectionListener listener : mListeners) {
	listener.selectionChanged(mCurrentClient);
	}
	}

	/**
	* Prints a message, associated with a project to the specified stream
	* @param stream The stream to write to
	* @param tag The tag associated to the message. Can be null
	* @param message The message to print.
	*/
	private static synchronized void printToStream(MessageConsoleStream stream, String tag,
	String message) {
	String dateTag = getMessageTag(tag);

	stream.print(dateTag);
	stream.println(message);
	}

	/**
	* Creates a string containing the current date/time, and the tag
	* @param tag The tag associated to the message. Can be null
	* @return The dateTag
	*/
	private static String getMessageTag(String tag) {
	Calendar c = Calendar.getInstance();

	if (tag == null) {
	return String.format("[%1$tF %1$tT]", c);
	}

	return String.format("[%1$tF %1$tT - %2$s]", c, tag);
	}


	/**
	* Returns current platform
	*
	* @return one of {@link #PLATFORM_WINDOWS}, {@link #PLATFORM_DARWIN},
	* {@link #PLATFORM_LINUX} or {@link #PLATFORM_UNKNOWN}.
	*/
	public static int currentPlatform() {
	String os = System.getProperty("os.name"); //$NON-NLS-1$
	if (os.startsWith("Mac OS")) { //$NON-NLS-1$
	return PLATFORM_DARWIN;
	} else if (os.startsWith("Windows")) { //$NON-NLS-1$
	return PLATFORM_WINDOWS;
	} else if (os.startsWith("Linux")) { //$NON-NLS-1$
	return PLATFORM_LINUX;
	}

	return PLATFORM_UNKNOWN;
	}

	}