1 files changed, 38 insertions, 0 deletions
diff --git a/org.eclipse.debug.examples.core/src/org/eclipse/debug/examples/core/pda/sourcelookup/PDASourceLookupParticipant.java b/org.eclipse.debug.examples.core/src/org/eclipse/debug/examples/core/pda/sourcelookup/PDASourceLookupParticipant.java
new file mode 100644
index 000000000..0d07ce78d
--- /dev/null
+++ b/org.eclipse.debug.examples.core/src/org/eclipse/debug/examples/core/pda/sourcelookup/PDASourceLookupParticipant.java
@@ -0,0 +1,38 @@
+/*******************************************************************************
+ * Copyright (c) 2005, 2007 IBM Corporation and others.
+ * 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:
+ *     IBM Corporation - initial API and implementation
+ *     Bjorn Freeman-Benson - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.debug.examples.core.pda.sourcelookup;
+
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.debug.core.sourcelookup.AbstractSourceLookupParticipant;
+import org.eclipse.debug.examples.core.pda.model.PDAStackFrame;
+
+
+/**
+ * The PDA source lookup participant knows how to translate a 
+ * PDA stack frame into a source file name 
+ */
+public class PDASourceLookupParticipant extends AbstractSourceLookupParticipant {
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.internal.core.sourcelookup.ISourceLookupParticipant#getSourceName(java.lang.Object)
+	 */
+	public String getSourceName(Object object) throws CoreException {
+		//#ifdef ex4
+//#		// TODO: Exercise 4 - return the name of the source file for the given stack frame
+//#		return null;		
+		//#else
+		if (object instanceof PDAStackFrame) {
+			return ((PDAStackFrame)object).getSourceName();
+		}
+		return null;
+		//#endif
+	}
+}