com.amazonaws.util
Class CRC32ChecksumCalculatingInputStream

java.lang.Object
  SdkFilterInputStream
      com.amazonaws.util.CRC32ChecksumCalculatingInputStream

public class CRC32ChecksumCalculatingInputStream
extends SdkFilterInputStream

Simple InputStream wrapper that examines the wrapped stream's contents as they are read and calculates and CRC32 checksum.

Constructor Summary

CRC32ChecksumCalculatingInputStream(java.io.InputStream in)

Method Summary

long	getCRC32Checksum()
int	read()
int	read(byte[] b, int off, int len)
void	reset() Resets the wrapped input stream and the CRC32 computation.

Methods inherited from class java.lang.Object

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

Constructor Detail

CRC32ChecksumCalculatingInputStream

public CRC32ChecksumCalculatingInputStream(java.io.InputStream in)

Method Detail

getCRC32Checksum

public long getCRC32Checksum()

reset

public void reset()
           throws java.io.IOException

Resets the wrapped input stream and the CRC32 computation.

Throws:

java.io.IOException

See Also:

InputStream.reset()

read

public int read()
         throws java.io.IOException

Throws:

java.io.IOException

See Also:

InputStream.read()

read

public int read(byte[] b,
                int off,
                int len)
         throws java.io.IOException

Throws:

java.io.IOException

See Also:

InputStream.read(byte[], int, int)