| /* |
| * Copyright 2009 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.gwt.dev.util; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.ArrayList; |
| |
| /** |
| * A utility for tests that allow writing to a temporary buffer and reading |
| * from the same buffer to verify that serialization/deserialization works. |
| */ |
| public class TemporaryBufferStream { |
| |
| private ArrayList<Byte> buf = new ArrayList<Byte>(); |
| |
| private InputStream inputStream = new InputStream() { |
| @Override |
| public int read() throws IOException { |
| try { |
| return buf.remove(0) & 255; |
| } catch (IndexOutOfBoundsException e) { |
| return -1; |
| } |
| } |
| }; |
| |
| private OutputStream outputStream = new OutputStream() { |
| @Override |
| public void write(int b) throws IOException { |
| buf.add(Byte.valueOf((byte) b)); |
| } |
| }; |
| |
| public InputStream getInputStream() { |
| return inputStream; |
| } |
| |
| public OutputStream getOutputStream() { |
| return outputStream; |
| } |
| } |