org.kuali.rice.ksb.security
Class SignatureVerifyingInputStream

java.lang.Object
  java.io.InputStream
      javax.servlet.ServletInputStream
          org.kuali.rice.ksb.security.SignatureVerifyingInputStream

All Implemented Interfaces:

Closeable

public class SignatureVerifyingInputStream
extends javax.servlet.ServletInputStream

An InputStream which decorates another InputStream with a wrapper that verifies the digital signature of the data after the last piece of data is read. The digital signature to verify against is passed into the constructor of this stream.

Author:

Kuali Rice Team (rice.collab@kuali.org)

Constructor Summary

SignatureVerifyingInputStream(byte[] digitalSignature, Signature signature, InputStream wrappedInputStream)

Method Summary

int	read()
protected void	verifySignature()

Methods inherited from class javax.servlet.ServletInputStream

readLine

Methods inherited from class java.io.InputStream

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

Methods inherited from class java.lang.Object

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

Constructor Detail

SignatureVerifyingInputStream

public SignatureVerifyingInputStream(byte[] digitalSignature,
                                     Signature signature,
                                     InputStream wrappedInputStream)

Method Detail

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

verifySignature

protected void verifySignature()
                        throws IOException,
                               GeneralSecurityException

Throws:

IOException

GeneralSecurityException