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/*
*(c) Copyright QNX Software Systems Ltd. 2002.
* All Rights Reserved.
*
*/
package org.eclipse.cdt.debug.core;
import java.util.HashMap;
import org.eclipse.cdt.debug.core.sourcelookup.ICSourceLocation;
import org.eclipse.cdt.debug.internal.core.DebugConfiguration;
import org.eclipse.cdt.debug.internal.core.SessionManager;
import org.eclipse.cdt.debug.internal.core.breakpoints.CBreakpoint;
import org.eclipse.cdt.debug.internal.core.sourcelookup.SourceUtils;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IPluginDescriptor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Plugin;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.IBreakpointManager;
import org.eclipse.debug.core.model.IBreakpoint;
/**
* The main plugin class to be used in the desktop.
*/
public class CDebugCorePlugin extends Plugin
{
/**
* Status code indicating an unexpected internal error.
*/
public static final int INTERNAL_ERROR = 1000;
//The shared instance.
private static CDebugCorePlugin plugin;
private HashMap fDebugConfigurations;
private IAsyncExecutor fAsyncExecutor = null;
private SessionManager fSessionManager = null;
/**
* The constructor.
*/
public CDebugCorePlugin( IPluginDescriptor descriptor )
{
super( descriptor );
plugin = this;
}
/**
* Returns the shared instance.
*
* @return the shared instance
*/
public static CDebugCorePlugin getDefault()
{
return plugin;
}
/**
* Returns the workspace instance.
*
* @return the workspace instance
*/
public static IWorkspace getWorkspace()
{
return ResourcesPlugin.getWorkspace();
}
/**
* Convenience method which returns the unique identifier of this plugin.
*
* @return the unique identifier of this plugin
*/
public static String getUniqueIdentifier()
{
if ( getDefault() == null )
{
// If the default instance is not yet initialized,
// return a static identifier. This identifier must
// match the plugin id defined in plugin.xml
return "org.eclipse.cdt.debug.core"; //$NON-NLS-1$
}
return getDefault().getDescriptor().getUniqueIdentifier();
}
/**
* Logs the specified throwable with this plug-in's log.
*
* @param t throwable to log
*/
public static void log( Throwable t )
{
Throwable top = t;
if ( t instanceof DebugException )
{
DebugException de = (DebugException)t;
IStatus status = de.getStatus();
if ( status.getException() != null )
{
top = status.getException();
}
}
// this message is intentionally not internationalized, as an exception may
// be due to the resource bundle itself
log( new Status( IStatus.ERROR, getUniqueIdentifier(), INTERNAL_ERROR, "Internal error logged from CDI Debug: ", top ) ); //$NON-NLS-1$
}
/**
* Logs the specified status with this plug-in's log.
*
* @param status status to log
*/
public static void log( IStatus status )
{
getDefault().getLog().log( status );
}
/**
* Logs the specified message with this plug-in's log.
*
* @param status status to log
*/
public static void log( String message )
{
getDefault().getLog().log( new Status( IStatus.ERROR,
CDebugModel.getPluginIdentifier(),
INTERNAL_ERROR,
message,
null ) );
}
private void initializeDebugConfiguration() {
IPluginDescriptor descriptor= getDefault().getDescriptor();
IExtensionPoint extensionPoint= descriptor.getExtensionPoint("CDebugger");
IConfigurationElement[] infos= extensionPoint.getConfigurationElements();
fDebugConfigurations = new HashMap(infos.length);
for (int i= 0; i < infos.length; i++) {
IConfigurationElement configurationElement = infos[i];
DebugConfiguration configType = new DebugConfiguration(configurationElement);
fDebugConfigurations.put(configType.getID(), configType);
}
}
public ICDebugConfiguration[] getDebugConfigurations() {
if (fDebugConfigurations == null) {
initializeDebugConfiguration();
}
return (ICDebugConfiguration[]) fDebugConfigurations.values().toArray(new ICDebugConfiguration[0]);
}
public ICDebugConfiguration getDebugConfiguration(String id) throws CoreException {
if (fDebugConfigurations == null) {
initializeDebugConfiguration();
}
ICDebugConfiguration dbgCfg = (ICDebugConfiguration) fDebugConfigurations.get(id);
if ( dbgCfg == null ) {
IStatus status = new Status(IStatus.ERROR, getUniqueIdentifier(), 100, "No such debugger", null);
throw new CoreException(status);
}
return dbgCfg;
}
/* (non-Javadoc)
* @see org.eclipse.core.runtime.Plugin#shutdown()
*/
public void shutdown() throws CoreException
{
setSessionManager( null );
resetBreakpointsInstallCount();
super.shutdown();
}
/* (non-Javadoc)
* @see org.eclipse.core.runtime.Plugin#startup()
*/
public void startup() throws CoreException
{
super.startup();
resetBreakpointsInstallCount();
setSessionManager( new SessionManager() );
}
protected void resetBreakpointsInstallCount()
{
IBreakpointManager bm = DebugPlugin.getDefault().getBreakpointManager();
IBreakpoint[] breakpoints = bm.getBreakpoints( getUniqueIdentifier() );
for ( int i = 0; i < breakpoints.length; ++i )
{
if ( breakpoints[i] instanceof CBreakpoint )
{
try
{
((CBreakpoint)breakpoints[i]).resetInstallCount();
}
catch( CoreException e )
{
log( e.getStatus() );
}
}
}
}
public void setAsyncExecutor( IAsyncExecutor executor )
{
fAsyncExecutor = executor;
}
public void asyncExec( Runnable runnable )
{
if ( fAsyncExecutor != null )
fAsyncExecutor.asyncExec( runnable );
}
protected SessionManager getSessionManager()
{
return fSessionManager;
}
protected void setSessionManager( SessionManager sm )
{
if ( fSessionManager != null )
fSessionManager.dispose();
fSessionManager = sm;
}
public void saveCommonSourceLocations( ICSourceLocation[] locations )
{
CDebugCorePlugin.getDefault().getPluginPreferences().setValue( ICDebugConstants.PREF_SOURCE_LOCATIONS, SourceUtils.getCommonSourceLocationsMemento( locations ) );
}
public ICSourceLocation[] getCommonSourceLocations()
{
return SourceUtils.getCommonSourceLocationsFromMemento( CDebugCorePlugin.getDefault().getPluginPreferences().getString( ICDebugConstants.PREF_SOURCE_LOCATIONS ) );
}
}
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