Added a status functionality to the CDebugElement class.

debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/core/model/ICDebugElementErrorStatus.java

@@ -0,0 +1,25 @@
+/*
+ *(c) Copyright QNX Software Systems Ltd. 2002.
+ * All Rights Reserved.
+ * 
+ */
+
+package org.eclipse.cdt.debug.core.model;
+
+/**
+ * Represents the status of a debug element.
+ * 
+ * @since May 2, 2003
+ */
+public interface ICDebugElementErrorStatus
+{
+	public static final int OK = 0;
+	public static final int WARNING = 1;
+	public static final int ERROR = 2;
+
+	boolean isOK();
+
+	int getSeverity();
+	
+	String getMessage();
+}

debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CDebugElement.java

@@ -11,6 +11,7 @@ import org.eclipse.cdt.debug.core.CDebugModel;
 import org.eclipse.cdt.debug.core.cdi.CDIException;
 import org.eclipse.cdt.debug.core.cdi.ICDISession;
 import org.eclipse.cdt.debug.core.cdi.model.ICDITarget;
+import org.eclipse.cdt.debug.core.model.ICDebugElementErrorStatus;
 import org.eclipse.cdt.debug.internal.core.CDebugUtils;
 import org.eclipse.cdt.debug.internal.core.ICDebugInternalConstants;
 import org.eclipse.core.runtime.IStatus;
@@ -30,10 +31,14 @@ import org.eclipse.debug.core.model.IDebugTarget;
  * @since Aug 1, 2002
  */
 public class CDebugElement extends PlatformObject 
-						   implements IDebugElement
+						   implements IDebugElement,
+						   			  ICDebugElementErrorStatus
 {
 	private CDebugTarget fDebugTarget;
 
+	private int fSeverity = ICDebugElementErrorStatus.OK;
+	private String fMessage = null;
+
 	/**
 	 * Constructor for CDebugElement.
 	 */
@@ -284,4 +289,42 @@ public class CDebugElement extends PlatformObject
 			return getCDISession(); 
 		return super.getAdapter(adapter);
 	}
+
+	protected void setStatus( int severity, String message )
+	{
+		fSeverity = severity;
+		fMessage = message;
+		if ( fMessage != null )
+			fMessage.trim();
+	}
+
+	protected void resetStatus()
+	{
+		fSeverity = ICDebugElementErrorStatus.OK;
+		fMessage = null;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.debug.core.model.ICDebugElementErrorStatus#isOK()
+	 */
+	public boolean isOK()
+	{
+		return ( fSeverity == ICDebugElementErrorStatus.OK );
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.debug.core.model.ICDebugElementErrorStatus#getSeverity()
+	 */
+	public int getSeverity()
+	{
+		return fSeverity;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.cdt.debug.core.model.ICDebugElementErrorStatus#getMessage()
+	 */
+	public String getMessage()
+	{
+		return fMessage;
+	}
 }

debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CDebugTarget.java

@@ -1173,6 +1173,7 @@ public class CDebugTarget extends CDebugElement
 	 */
 	protected void cleanup()
 	{
+		resetStatus();
 		removeAllThreads();
 		getCDISession().getEventManager().removeEventListener( this );
 		DebugPlugin.getDefault().getBreakpointManager().removeBreakpointListener( this );
@@ -1401,6 +1402,7 @@ public class CDebugTarget extends CDebugElement
 		setSuspended( false );
 		setCurrentStateId( IState.RUNNING );
 		setCurrentStateInfo( null );
+		resetStatus();
 		resumeThreads( event );
 		int detail = DebugEvent.UNSPECIFIED;
 		switch( event.getType() )

debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CThread.java

@@ -10,7 +10,6 @@ import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 
-import org.eclipse.cdt.debug.core.CDebugCorePlugin;
 import org.eclipse.cdt.debug.core.cdi.CDIException;
 import org.eclipse.cdt.debug.core.cdi.ICDIConfiguration;
 import org.eclipse.cdt.debug.core.cdi.ICDIEndSteppingRange;
@@ -28,6 +27,7 @@ import org.eclipse.cdt.debug.core.cdi.model.ICDIObject;
 import org.eclipse.cdt.debug.core.cdi.model.ICDIStackFrame;
 import org.eclipse.cdt.debug.core.cdi.model.ICDITarget;
 import org.eclipse.cdt.debug.core.cdi.model.ICDIThread;
+import org.eclipse.cdt.debug.core.model.ICDebugElementErrorStatus;
 import org.eclipse.cdt.debug.core.model.IDummyStackFrame;
 import org.eclipse.cdt.debug.core.model.IInstructionStep;
 import org.eclipse.cdt.debug.core.model.IRestart;
@@ -36,12 +36,7 @@ import org.eclipse.cdt.debug.core.model.IRunToLine;
 import org.eclipse.cdt.debug.core.model.IState;
 import org.eclipse.cdt.debug.core.model.ISwitchToFrame;
 import org.eclipse.cdt.debug.core.sourcelookup.ISourceMode;
-import org.eclipse.cdt.debug.internal.core.CDebugUtils;
-import org.eclipse.cdt.debug.internal.core.ICDebugInternalConstants;
 import org.eclipse.core.runtime.IAdaptable;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.MultiStatus;
-import org.eclipse.core.runtime.Status;
 import org.eclipse.debug.core.DebugEvent;
 import org.eclipse.debug.core.DebugException;
 import org.eclipse.debug.core.model.IBreakpoint;
@@ -273,6 +268,7 @@ public class CThread extends CDebugElement
 		}
 		catch( CDIException e )
 		{
+			setStatus( ICDebugElementErrorStatus.WARNING, "Stack is not available: " + e.getMessage() );
 			targetRequestFailed( e.getMessage(), null );
 		}
 		return new ICDIStackFrame[0];
@@ -744,6 +740,7 @@ public class CThread extends CDebugElement
 		}
 		fStackFrames.clear();
 		setLastStackDepth( 0 );
+		resetStatus();
 		setRefreshChildren( true );
 	}
 
@@ -1084,12 +1081,7 @@ public class CThread extends CDebugElement
 		}
 		catch( CDIException e )
 		{
-			MultiStatus status = new MultiStatus( CDebugCorePlugin.getUniqueIdentifier(),
+			setStatus( ICDebugElementErrorStatus.WARNING, "Stack is not available: " + e.getMessage() );
-												  ICDebugInternalConstants.STATUS_CODE_ERROR,
-												  "Stack is not available.",
-												  null );
-			status.add( new Status( IStatus.ERROR, status.getPlugin(), status.getCode(), e.getMessage(), null ) );
-			CDebugUtils.error( status, getDebugTarget() );
 		}
 		return depth;
 	}