com.qcloud.cos.internal

Class DigestValidationInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

java.security.DigestInputStream

com.qcloud.cos.internal.SdkDigestInputStream

com.qcloud.cos.internal.DigestValidationInputStream

All Implemented Interfaces:

Releasable, Closeable, AutoCloseable

public class DigestValidationInputStream
extends SdkDigestInputStream

Input stream extends SdkDigestInputStream, when you finish reading the stream, it will validate whether the computed digest equals the one from the server side.

Field Summary

Fields inherited from class java.security.DigestInputStream

digest

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

Constructors

Constructor and Description
DigestValidationInputStream(InputStream in, MessageDigest digest, byte[] serverSideHash)

Method Summary

Modifier and Type	Method and Description
byte[]	getDigestChecksum()
int	read()
int	read(byte[] b, int off, int len)

Methods inherited from class com.qcloud.cos.internal.SdkDigestInputStream

release

Methods inherited from class java.security.DigestInputStream

getMessageDigest, on, setMessageDigest, toString

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

DigestValidationInputStream

public DigestValidationInputStream(InputStream in,
                                   MessageDigest digest,
                                   byte[] serverSideHash)

Method Detail

read

public int read()
         throws IOException

Overrides:

read in class DigestInputStream

Throws:

IOException

See Also:

InputStream.read()

read

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

Overrides:

read in class DigestInputStream

Throws:

IOException

See Also:

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

getDigestChecksum

public byte[] getDigestChecksum()