[Android] Add an out-of-app instrumentation driver APK.

testing/android/reporter/java/src/org/chromium/test/reporter/TestStatusReporter.java

Index: testing/android/reporter/java/src/org/chromium/test/reporter/TestStatusReporter.java
diff --git a/testing/android/reporter/java/src/org/chromium/test/reporter/TestStatusReporter.java b/testing/android/reporter/java/src/org/chromium/test/reporter/TestStatusReporter.java
new file mode 100644
index 0000000000000000000000000000000000000000..6ac7312fad3f422a6fa6bcc1b8acf226d1ae249c
--- /dev/null
+++ b/testing/android/reporter/java/src/org/chromium/test/reporter/TestStatusReporter.java
@@ -0,0 +1,83 @@
+// Copyright 2015 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.test.reporter;
+
+import android.content.Context;
+import android.content.Intent;
+
+import org.chromium.base.ThreadUtils;
+
+import java.util.concurrent.atomic.AtomicBoolean;
+
+/**
+ * Broadcasts test status to any listening {@link org.chromium.test.reporter.TestStatusReceiver}.
+ */
+public class TestStatusReporter {
+
+    public static final String ACTION_HEARTBEAT =
+            "org.chromium.test.reporter.TestStatusReporter.HEARTBEAT";
+    public static final String ACTION_TEST_STARTED =
+            "org.chromium.test.reporter.TestStatusReporter.TEST_STARTED";
+    public static final String ACTION_TEST_PASSED =
+            "org.chromium.test.reporter.TestStatusReporter.TEST_PASSED";
+    public static final String ACTION_TEST_FAILED =
+            "org.chromium.test.reporter.TestStatusReporter.TEST_FAILED";
+    public static final String DATA_TYPE_HEARTBEAT = "org.chromium.test.reporter/heartbeat";
+    public static final String DATA_TYPE_RESULT = "org.chromium.test.reporter/result";
+    public static final String EXTRA_TEST_CLASS =
+            "org.chromium.test.reporter.TestStatusReporter.TEST_CLASS";
+    public static final String EXTRA_TEST_METHOD =
+            "org.chromium.test.reporter.TestStatusReporter.TEST_METHOD";
+
+    public static final int HEARTBEAT_INTERVAL_MS = 5000;
+
+    private final Context mContext;
+    private final AtomicBoolean mKeepBeating = new AtomicBoolean(false);
+
+    public TestStatusReporter(Context c) {
+        mContext = c;
+    }
+
+    public void startHeartbeat() {
+        mKeepBeating.set(true);
+        Runnable heartbeat = new Runnable() {
+            @Override
+            public void run() {
+                Intent i = new Intent(ACTION_HEARTBEAT);
+                i.setType(DATA_TYPE_HEARTBEAT);
+                mContext.sendBroadcast(i);
+                if (mKeepBeating.get()) {
+                    ThreadUtils.postOnUiThreadDelayed(this, HEARTBEAT_INTERVAL_MS);
+                }
+            }
+        };
+        ThreadUtils.postOnUiThreadDelayed(heartbeat, HEARTBEAT_INTERVAL_MS);
+    }
+
+    public void testStarted(String testClass, String testMethod) {
+        sendBroadcast(testClass, testMethod, ACTION_TEST_STARTED);
+    }
+
+    public void testPassed(String testClass, String testMethod) {
+        sendBroadcast(testClass, testMethod, ACTION_TEST_PASSED);
+    }
+
+    public void testFailed(String testClass, String testMethod) {
+        sendBroadcast(testClass, testMethod, ACTION_TEST_FAILED);
+    }
+
+    public void stopHeartbeat() {
+        mKeepBeating.set(false);
+    }
+
+    private void sendBroadcast(String testClass, String testMethod, String action) {
+        Intent i = new Intent(action);
+        i.setType(DATA_TYPE_RESULT);
+        i.putExtra(EXTRA_TEST_CLASS, testClass);
+        i.putExtra(EXTRA_TEST_METHOD, testMethod);
+        mContext.sendBroadcast(i);
+    }
+
+}