1 /* 2 * Copyright (C) 2007 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.testing; 18 19 import static com.google.common.base.Preconditions.checkNotNull; 20 21 import java.io.ByteArrayInputStream; 22 import java.io.ByteArrayOutputStream; 23 import java.io.IOException; 24 import java.io.ObjectInputStream; 25 import java.io.ObjectOutputStream; 26 27 /** 28 * Methods factored out so that they can be emulated differently in GWT. 29 * 30 * @author Chris Povirk 31 */ 32 final class Platform { 33 /** 34 * Serializes and deserializes the specified object. 35 */ 36 @SuppressWarnings("unchecked") reserialize(T object)37 static <T> T reserialize(T object) { 38 checkNotNull(object); 39 ByteArrayOutputStream bytes = new ByteArrayOutputStream(); 40 try { 41 ObjectOutputStream out = new ObjectOutputStream(bytes); 42 out.writeObject(object); 43 ObjectInputStream in = new ObjectInputStream( 44 new ByteArrayInputStream(bytes.toByteArray())); 45 return (T) in.readObject(); 46 } catch (IOException e) { 47 throw new RuntimeException(e); 48 } catch (ClassNotFoundException e) { 49 throw new RuntimeException(e); 50 } 51 } 52 Platform()53 private Platform() {} 54 } 55