| /* |
| * Copyright (C) 2016 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.tools.build.test.multidevice; |
| |
| import com.android.annotations.NonNull; |
| import com.google.common.base.Joiner; |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStreamReader; |
| import java.io.PrintWriter; |
| import java.net.Socket; |
| import java.util.List; |
| |
| /** |
| * Utility methods for communicating with the device pool, as defined in buildSrc. |
| * |
| * This is used by the the AdbPoolDeviceProvider to reserve a device during test execution, |
| * and by the Adb test rule to reserve one device over multiple builds for testing instant run |
| * and other tasks. |
| */ |
| public class DevicePoolClient { |
| |
| /** This needs to be kept in sync with the port in integration-test/build.gradle */ |
| private static final int PORT = 5554; |
| |
| public static String reserveDevice( |
| @NonNull List<String> serials, @NonNull String displayName) throws IOException { |
| if (serials.isEmpty()) { |
| throw new IllegalArgumentException("Must supply list of device serials to reserve"); |
| } |
| return request( |
| "request " + Joiner.on(',').join(serials) + " " + displayName.replace(' ', '_')); |
| } |
| |
| public static void returnDevices( |
| @NonNull List<String> serials, @NonNull String displayName) throws IOException { |
| if (serials.isEmpty()) { |
| throw new IllegalArgumentException("Must supply list of device serials to return"); |
| } |
| for (String serial : serials) { |
| if (serial.isEmpty()) { |
| throw new IllegalArgumentException("Device serial must exist"); |
| } |
| request("return " + serial + " " + displayName.replace(' ', '_')); |
| } |
| } |
| |
| public static void reserveAllDevices(@NonNull String displayName) throws IOException { |
| request("requestAll " + displayName.replace(' ', '_')); |
| } |
| |
| public static void returnAllDevices(@NonNull String displayName) throws IOException { |
| request("returnAll " + displayName.replace(' ', '_')); |
| } |
| |
| private static String request(@NonNull String command) throws IOException { |
| try (Socket socket = new Socket((String) null, PORT)) { |
| try (BufferedReader input = new BufferedReader( |
| new InputStreamReader(socket.getInputStream()))) { |
| try (PrintWriter out = new PrintWriter(socket.getOutputStream())) { |
| out.println(command); |
| out.flush(); |
| return input.readLine(); |
| } |
| } |
| } |
| } |
| } |