| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.felix.bundlerepository.impl; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| public class Streams { |
| private Streams() {} |
| |
| public static void pump(InputStream is, OutputStream os) throws IOException { |
| byte[] bytes = new byte[8192]; |
| |
| int length = 0; |
| int offset = 0; |
| |
| while ((length = is.read(bytes, offset, bytes.length - offset)) != -1) { |
| offset += length; |
| |
| if (offset == bytes.length) { |
| os.write(bytes, 0, bytes.length); |
| offset = 0; |
| } |
| } |
| if (offset != 0) { |
| os.write(bytes, 0, offset); |
| } |
| } |
| |
| public static byte [] suck(InputStream is) throws IOException { |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| try { |
| pump(is, baos); |
| return baos.toByteArray(); |
| } finally { |
| is.close(); |
| } |
| } |
| } |