--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/debuggercdi/com.nokia.cdt.debug.common/src/com/nokia/cdt/debug/common/internal/source/lookup/SymbianSourceContainer.java	Thu Mar 11 13:45:01 2010 -0600
@@ -0,0 +1,100 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+package com.nokia.cdt.debug.common.internal.source.lookup;
+
+import org.eclipse.cdt.debug.core.sourcelookup.AbsolutePathSourceContainer;
+import org.eclipse.cdt.debug.core.sourcelookup.MappingSourceContainer;
+import org.eclipse.cdt.debug.internal.core.sourcelookup.MapEntrySourceContainer;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.Path;
+import org.eclipse.debug.core.ILaunchConfiguration;
+import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
+import org.eclipse.debug.core.sourcelookup.ISourceContainer;
+import org.eclipse.debug.core.sourcelookup.ISourceContainerType;
+import org.eclipse.debug.core.sourcelookup.ISourceLookupDirector;
+
+import com.nokia.cdt.debug.common.CarbideCommonDebuggerPlugin;
+
+/**
+ * Used to attempt to map missing files to ones in EPOCROOT.
+ * For example, if source files are built on drive M but
+ * the SDK and sources are on drive R then it will replace
+ * the source's device ID with the EPOCROOT path and see
+ * if the file exists. If so a path mapping entry will be 
+ * created to map from that drive to EPOCROOT.
+ */
+public class SymbianSourceContainer extends MappingSourceContainer {
+
+	private Path epocRoot;
+	public static final String TYPE_ID = CarbideCommonDebuggerPlugin.PLUGIN_ID + ".containerType.mapping";	 //$NON-NLS-1$
+	public static final String CONTAINER_NAME = "Symbian SDK Root Locator";	 //$NON-NLS-1$
+
+	public SymbianSourceContainer(Path epocRoot)
+	{
+		super(CONTAINER_NAME);
+		this.epocRoot = epocRoot;
+	}
+
+	@Override
+	public ISourceContainerType getType() {
+		return getSourceContainerType( TYPE_ID );
+	}
+
+	protected Object[] findSourceElements(String name, ISourceContainer[] containers) throws CoreException {
+		Object[] result = super.findSourceElements(name, containers);
+		if (result.length == 0)
+		{
+			Path sourcePath = new Path( name );
+			MapEntrySourceContainer mapping = new MapEntrySourceContainer(sourcePath.uptoSegment(0), epocRoot);
+			ISourceLookupDirector director = this.getDirector();
+			if (director != null)
+				mapping.init(director);
+			result = mapping.findSourceElements(name);
+			if (result.length > 0)
+			{
+				if (!mapping.getBackendPath().equals(mapping.getLocalPath())){
+					addMapEntry(mapping);
+				}
+				if (director != null)
+				{
+					ILaunchConfigurationWorkingCopy configuration = director.getLaunchConfiguration().getWorkingCopy();
+					configuration.setAttribute(ILaunchConfiguration.ATTR_SOURCE_LOCATOR_MEMENTO, director.getMemento());
+					configuration.setAttribute(ILaunchConfiguration.ATTR_SOURCE_LOCATOR_ID, director.getId());
+					configuration.doSave();					
+				}
+			}
+			else
+			{
+				// Check to see if this is an absolute path inside the SDK.
+				// Absolute paths are usually caught by the AbsolutePathSourceContainer but
+				// if there is not one present then this will work for files in the SDK.
+				if (epocRoot.isPrefixOf(sourcePath))
+				{
+					result = new AbsolutePathSourceContainer().findSourceElements(name);
+				}
+			}
+		}
+		return result;
+	}
+
+	public IPath getEpocRoot() {
+		return epocRoot;
+	}
+
+}