Java API for mojo system.

mojo/public/java/src/org/chromium/mojo/system/MojoException.java

Index: mojo/public/java/src/org/chromium/mojo/system/MojoException.java
diff --git a/mojo/public/java/src/org/chromium/mojo/system/MojoException.java b/mojo/public/java/src/org/chromium/mojo/system/MojoException.java
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index 0000000000000000000000000000000000000000..e06f647aeb023bcf85c23a802234f8698c823f41
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+++ b/mojo/public/java/src/org/chromium/mojo/system/MojoException.java
@@ -0,0 +1,36 @@
+// Copyright 2014 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.mojo.system;
+
+/**
+ * Exception for the core mojo API.
+ */
+public class MojoException extends RuntimeException {
+
+    private final int mCode;
+
+    /**
+     * Constructor.
+     */
+    public MojoException(int code) {
+        mCode = code;
+    }
+
+    /**
+     * The mojo result code associated with this exception. See {@link MojoResult} for possible
+     * values.
+     */
+    public int getMojoResult() {
+        return mCode;
+    }
+
+    /**
+     * @see Object#toString()
+     */
+    @Override
+    public String toString() {
+        return "MojoResult(" + mCode + "): " + MojoResult.describe(mCode);
+    }
+}