java 比较字节数组_Java 比较字节数组

//from n o w j a v a . c o m

/**

* 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 com.nowjava;

public class Main {

public static void main(String[] argv) throws Exception {

byte[] bytes1 = new byte[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };

byte[] bytes2 = new byte[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };

System.out.println(compareByteArrays(bytes1, bytes2));

}

public static int compareByteArrays(byte[] bytes1, byte[] bytes2) {

if (null == bytes1) {

if (null == bytes2)

return 0;

else

return -1;

}

if (null == bytes2)

return 1;

for (int i = 0; i < bytes1.length && i < bytes2.length; i++) {/* 来自 时代Java公众号 - nowjava.com*/

int cmp = compareBytes(bytes1[i], bytes2[i]);

if (0 != cmp)

return cmp;

}

if (bytes1.length == bytes2.length)

return 0;

else

return (bytes1.length < bytes2.length) ? -1 : 1;

}

/**代码未完, 请加载全部代码(NowJava.com).**/


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