is IPv6 Hex Compressed Address - Java Network

Java examples for Network:IP Address

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Description

is IPv6 Hex Compressed Address

Demo Code

/*//  w w w .j  a v  a  2  s. c  o  m
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 * 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
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//package com.java2s;
import java.util.regex.Pattern;

public class Main {
    public static void main(String[] argv) throws Exception {
        String input = "java2s.com";
        System.out.println(isIPv6HexCompressedAddress(input));
    }

    private static final Pattern IPV6_HEX_COMPRESSED_PATTERN = Pattern
            .compile("^((?:[0-9A-Fa-f]{1,4}(?::[0-9A-Fa-f]{1,4})*)?)::((?:[0-9A-Fa-f]{1,4}(?::[0-9A-Fa-f]{1,4})*)?)$");

    public static boolean isIPv6HexCompressedAddress(final String input) {
        return IPV6_HEX_COMPRESSED_PATTERN.matcher(input).matches();
    }
}

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