| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * 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.android.cts.intent.receiver; |
| |
| import android.app.Activity; |
| import android.content.Intent; |
| import android.net.Uri; |
| import android.os.Bundle; |
| import android.util.Log; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.OutputStreamWriter; |
| |
| /** |
| * Class to receive intents sent across profile boundaries, and read/write to content uri specified |
| * in these intents to test cross-profile content uris. |
| */ |
| public class IntentReceiverActivity extends Activity { |
| |
| private static final String TAG = "IntentReceiverActivity"; |
| |
| private static final String ACTION_READ_FROM_URI = "com.android.cts.action.READ_FROM_URI"; |
| |
| private static final String ACTION_WRITE_TO_URI = "com.android.cts.action.WRITE_TO_URI"; |
| |
| private static final String ACTION_TAKE_PERSISTABLE_URI_PERMISSION = |
| "com.android.cts.action.TAKE_PERSISTABLE_URI_PERMISSION"; |
| |
| private static final String EXTRA_CAUGHT_SECURITY_EXCEPTION = "extra_caught_security_exception"; |
| |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| Intent received = getIntent(); |
| String action = received.getAction(); |
| Uri uri = getIntent().getClipData().getItemAt(0).getUri(); |
| if (ACTION_READ_FROM_URI.equals(action)) { |
| Intent result = new Intent(); |
| String message = null; |
| try { |
| message = getFirstLineFromUri(uri); |
| } catch (SecurityException e) { |
| Log.i(TAG, "Caught a SecurityException while trying to read " + uri, e); |
| result.putExtra(EXTRA_CAUGHT_SECURITY_EXCEPTION, true); |
| } catch (IOException e) { |
| Log.i(TAG, "Caught a IOException while trying to read " + uri, e); |
| } |
| Log.i(TAG, "Message received in reading test: " + message); |
| result.putExtra("extra_response", message); |
| setResult(Activity.RESULT_OK, result); |
| } else if (ACTION_WRITE_TO_URI.equals(action)) { |
| Intent result = new Intent(); |
| String message = received.getStringExtra("extra_message"); |
| Log.i(TAG, "Message received in writing test: " + message); |
| try { |
| writeToUri(uri, message); |
| } catch (SecurityException e) { |
| Log.i(TAG, "Caught a SecurityException while trying to write to " + uri, e); |
| result.putExtra(EXTRA_CAUGHT_SECURITY_EXCEPTION, true); |
| } catch (IOException e) { |
| Log.i(TAG, "Caught a IOException while trying to write to " + uri, e); |
| } |
| setResult(Activity.RESULT_OK, result); |
| } else if (ACTION_TAKE_PERSISTABLE_URI_PERMISSION.equals(action)) { |
| Log.i(TAG, "Taking persistable uri permission to " + uri); |
| getContentResolver().takePersistableUriPermission(uri, |
| Intent.FLAG_GRANT_READ_URI_PERMISSION); |
| setResult(Activity.RESULT_OK); |
| } |
| finish(); |
| } |
| |
| /** |
| * Returns the first line of the file associated with uri. |
| */ |
| private String getFirstLineFromUri(Uri uri) throws IOException { |
| InputStream is = getContentResolver().openInputStream(uri); |
| BufferedReader r = new BufferedReader(new InputStreamReader(is)); |
| return r.readLine(); |
| } |
| |
| private void writeToUri(Uri uri, String text) throws IOException { |
| OutputStreamWriter writer = new OutputStreamWriter( |
| getContentResolver().openOutputStream(uri)); |
| writer.write(text); |
| writer.flush(); |
| writer.close(); |
| } |
| } |