--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.chromium.sdk/src/org/chromium/sdk/internal/tools/ToolHandler.java	Wed Dec 23 17:13:18 2009 -0800
@@ -0,0 +1,35 @@
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.sdk.internal.tools;
+
+import org.chromium.sdk.internal.transport.Message;
+
+/**
+ * An interface of a tool handler to which responses from certain tools are
+ * dispatched.
+ */
+public interface ToolHandler {
+
+  /**
+   * Handles message from a certain tool.
+   * Invoked from Dispatch thread (connection-driven).
+   *
+   * @param message to handle. Never null
+   */
+  void handleMessage(Message message);
+
+  /**
+   * Handles EOS (end-of-stream) message. Should not be called twice. Implementation
+   * may rely on this in its clean-up work.
+   * Invoked from Dispatch thread (connection-driven).
+   */
+  void handleEos();
+
+  /**
+   * Gets invoked when the debugger has detached from a browser instance (due to
+   * the connection loss or a user request).
+   */
+  void onDebuggerDetached();
+}