From c5093aad6df3096498cb396da299793d8b13db56 Mon Sep 17 00:00:00 2001
From: Syaoran Kuo <syaoranx@google.com>
Date: Mon, 2 Nov 2020 11:28:43 +0800
Subject: Add snippet for UI hierarchy dump. (#132)

---
 .../mobly/snippet/bundled/UiautomatorSnippet.java  | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 src/main/java/com/google/android/mobly/snippet/bundled/UiautomatorSnippet.java

(limited to 'src/main/java/com/google/android')

diff --git a/src/main/java/com/google/android/mobly/snippet/bundled/UiautomatorSnippet.java b/src/main/java/com/google/android/mobly/snippet/bundled/UiautomatorSnippet.java
new file mode 100644
index 0000000..06b8b0c
--- /dev/null
+++ b/src/main/java/com/google/android/mobly/snippet/bundled/UiautomatorSnippet.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2020 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.google.android.mobly.snippet.bundled;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.uiautomator.UiDevice;
+import com.google.android.mobly.snippet.Snippet;
+import com.google.android.mobly.snippet.rpc.Rpc;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+/**
+ * Snippet class exposing Android APIs in Uiautomator.
+ */
+public class UiautomatorSnippet implements Snippet {
+
+    private static final UiDevice device =
+          UiDevice.getInstance(InstrumentationRegistry.getInstrumentation());
+
+    @Rpc(description = "Dumps UI hierarchy XML and return as string.")
+    public String uiautomatorDumpWindowHierarchy() throws IOException {
+        String res = "";
+        OutputStream outStream = new ByteArrayOutputStream();
+        device.dumpWindowHierarchy(outStream);
+        res = outStream.toString();
+        outStream.close();
+        return res;
+    }
+
+    @Override
+    public void shutdown() {
+    }
+}
-- 
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