org.apache.hadoop.util

类 ChecksumUtil

java.lang.Object

org.apache.hadoop.util.ChecksumUtil

public class ChecksumUtil
extends Object

构造器概要

构造器

构造器和说明
ChecksumUtil()

方法概要

方法

限定符和类型	方法和说明
static void	updateChunkChecksum(byte[] buf, int checksumOff, int dataOff, int dataLen, DataChecksum checksum) updates the checksum for a buffer

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

ChecksumUtil

public ChecksumUtil()

方法详细资料

updateChunkChecksum

public static void updateChunkChecksum(byte[] buf,
                       int checksumOff,
                       int dataOff,
                       int dataLen,
                       DataChecksum checksum)
                                throws IOException

updates the checksum for a buffer

参数:

buf - - buffer to update the checksum in

checksumOff - - offset in the buffer where the checksum is to update

dataOff - - offset in the buffer of the data

dataLen - - length of data to compute checksum on

抛出:

IOException