demo.cms.data
Class DataOutputStreamDemo

java.lang.Object
  demo.cms.data.DataOutputStreamDemo

public class DataOutputStreamDemo
extends java.lang.Object

Demonstrates the usage of class DataOutputStream.

Constructor Summary

DataOutputStreamDemo()
Default constructor.

Method Summary

byte[]	createData(byte[] message) Uses the IAIK-CMS DataOutputStream class to encode the given data.
byte[]	getData(byte[] data) Parses a CMS Data object.
static void	main(java.lang.String[] argv) Main method.
void	start() Starts the tests.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataOutputStreamDemo

public DataOutputStreamDemo()
                     throws java.io.IOException

Default constructor.

Throws:

java.io.IOException

Method Detail

createData

public byte[] createData(byte[] message)
                  throws iaik.cms.CMSException,
                         java.io.IOException

Uses the IAIK-CMS DataOutputStream class to encode the given data.

Parameters:

message - the message to be encoded, as byte representation

Returns:

the BER encoding of the Data object just created, wrapped in a ContentInfo

Throws:

iaik.cms.CMSException - if the Data object cannot be created

java.io.IOException - if an I/O error occurs

getData

public byte[] getData(byte[] data)
               throws iaik.cms.CMSException,
                      java.io.IOException

Parses a CMS Data object.

Parameters:

data - the Data object as BER encoded byte array

Returns:

the inherent content as byte array

Throws:

iaik.cms.CMSException - if an parsing exception occurs

java.io.IOException - if an I/O error occurs

start

public void start()

Starts the tests.

main

public static void main(java.lang.String[] argv)
                 throws java.lang.Exception

Main method.

Throws:

java.lang.Exception