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package cn.netkiller.security; import java.nio.ByteBuffer; import java.util.zip.CRC32; public class CRC { public static void main(String[] args) { final CRC32 crc32 = new CRC32(); ByteBuffer data = ByteBuffer.wrap("http://www.netkiller.cn".getBytes()); crc32.update(data); System.out.println(crc32.getValue()); } }