| /** |
| * 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.storm.utils; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.util.zip.CRC32; |
| |
| @SuppressWarnings("checkstyle:AbbreviationAsWordInName") |
| public class CRC32OutputStream extends OutputStream { |
| private CRC32 hasher; |
| |
| public CRC32OutputStream() { |
| hasher = new CRC32(); |
| } |
| |
| public long getValue() { |
| return hasher.getValue(); |
| } |
| |
| @Override |
| public void write(int i) throws IOException { |
| hasher.update(i); |
| } |
| |
| @Override |
| public void write(byte[] bytes, int start, int end) throws IOException { |
| hasher.update(bytes, start, end); |
| } |
| } |