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java.util.zip - CRC32 Class

java.util.zip.CRC32 类是一个可用于计算数据流 CRC-32 的类。

The java.util.zip.CRC32 class is a class that can be used to compute the CRC-32 of a data stream.

下面是 java.util.zip.CRC32 类的声明−

Following is the declaration for java.util.zip.CRC32 class −

public class CRC32
   extends Object
      implements Checksum

Sr.No.

Constructor & Description

CRC32() Creates a new CRC32 object.

Sr.No.	Method & Description
1	long getValue()Returns the CRC-32 value.
2	void reset() Resets the CRC-32 to initial value.
3	void update(byte[] b)Updates the CRC-32 checksum with the specified array of bytes.
4	void update(byte[] b, int off, int len)Updates the CRC-32 checksum with the specified array of bytes.
5	void update(int b)Updates the CRC-32 checksum with the specified byte (the low eight bits of the argument b).

此类从以下类中继承方法：

This class inherits methods from the following classes −