gov.nih.nci.cagrid.opensaml.provider
Class SecureRandomIDProvider

java.lang.Object
  gov.nih.nci.cagrid.opensaml.provider.SecureRandomIDProvider

All Implemented Interfaces:

SAMLIdentifier

public class SecureRandomIDProvider
extends java.lang.Object
implements SAMLIdentifier

Generation of identifiers for SAML objects using SecureRandom

Author:

Scott Cantor

Constructor Summary

SecureRandomIDProvider()

Method Summary

byte[]	generateRandomBytes(int n) Generate a sequence of random bytes.
byte[]	generateRandomBytes(java.security.SecureRandom random, int n) Generate a sequence of random bytes using the given SecureRandom object.
java.lang.String	getIdentifier() Obtains a new identifier in string form

Methods inherited from class java.lang.Object

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

Constructor Detail

SecureRandomIDProvider

public SecureRandomIDProvider()

Method Detail

getIdentifier

public java.lang.String getIdentifier()
                               throws SAMLException

Description copied from interface: SAMLIdentifier

Obtains a new identifier in string form

Specified by:

getIdentifier in interface SAMLIdentifier

Returns:

The identifier in string form

Throws:

SAMLException - Raised if a problem occurs while generating the value

See Also:

SAMLIdentifier.getIdentifier()

generateRandomBytes

public byte[] generateRandomBytes(java.security.SecureRandom random,
                                  int n)

Description copied from interface: SAMLIdentifier

Generate a sequence of random bytes using the given SecureRandom object.

Specified by:

generateRandomBytes in interface SAMLIdentifier

Parameters:

random - a secure random number generator

n - the number of random bytes to generate

Returns:

the random bytes or null if the random argument is null

See Also:

SAMLIdentifier.generateRandomBytes(java.security.SecureRandom, int)

generateRandomBytes

public byte[] generateRandomBytes(int n)

Description copied from interface: SAMLIdentifier

Generate a sequence of random bytes.

Specified by:

generateRandomBytes in interface SAMLIdentifier

Parameters:

n - the number of random bytes to generate

Returns:

the random bytes

See Also:

SAMLIdentifier.generateRandomBytes(int)