Bug 27281 - The watch expressions don't persist across workbench invocations

1 files changed, 31 insertions, 0 deletions

diff --git a/org.eclipse.debug.core/core/org/eclipse/debug/core/model/IWatchExpressionDelegate.java b/org.eclipse.debug.core/core/org/eclipse/debug/core/model/IWatchExpressionDelegate.java
new file mode 100644
index 000000000..abd1da088
--- /dev/null
+++ b/org.eclipse.debug.core/core/org/eclipse/debug/core/model/IWatchExpressionDelegate.java
@@ -0,0 +1,31 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.debug.core.model;
+
+/**
+ * A delegate which computes the value of a watch expression
+ * when provided a context. 
+ * 
+ * @since 3.0
+ */
+public interface IWatchExpressionDelegate {
+	
+	/**
+	 * Evaluates the given expression in the given context asynchronously and
+	 * notifies the given listener when the evaluation finishes.
+	 * 
+	 * @param expression the expression to evaluate 
+	 * @param context the context of the evaluation
+	 * @param listener the listener to notify when the evaluation completes
+	 */
+	public void evaluateExpression(String expression, IDebugElement context, IWatchExpressionListener listener);
+
+}