org.opensaml.xml.security.credential

Class ChainingCredentialResolver.CredentialIterator

java.lang.Object

org.opensaml.xml.security.credential.ChainingCredentialResolver.CredentialIterator

All Implemented Interfaces:

Iterator<Credential>

Enclosing class:

ChainingCredentialResolver

public class ChainingCredentialResolver.CredentialIterator
extends Object
implements Iterator<Credential>

Implementation of Iterator to be returned (indirectly) by ChainingCredentialResolver.

Field Summary

Fields

Modifier and Type	Field and Description
private Iterator<Credential>	credentialIterator The iterator over Credential instances from the current resolver.
private CriteriaSet	critSet The criteria set on which to base resolution.
private CredentialResolver	currentResolver The current resolver which is returning credentials.
private Logger	log Logger.
private Credential	nextCredential The next credential that is safe to return.
private ChainingCredentialResolver	parent The chaining credential resolver which owns this instance.
private Iterator<CredentialResolver>	resolverIterator The iterator over resolvers in the chain.

Constructor Summary

Constructors

Constructor and Description
ChainingCredentialResolver.CredentialIterator(ChainingCredentialResolver resolver, CriteriaSet criteriaSet) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
private Credential	getNextCredential() Get the next credential that will be returned by this iterator.
private Iterator<Credential>	getNextCredentialIterator() Get the iterator from the next resolver in the chain.
boolean	hasNext()
Credential	next()
void	remove()

Methods inherited from class java.lang.Object

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

Field Detail

log

private final Logger log

Logger.

parent

private ChainingCredentialResolver parent

The chaining credential resolver which owns this instance.

critSet

private CriteriaSet critSet

The criteria set on which to base resolution.

resolverIterator

private Iterator<CredentialResolver> resolverIterator

The iterator over resolvers in the chain.

credentialIterator

private Iterator<Credential> credentialIterator

The iterator over Credential instances from the current resolver.

currentResolver

private CredentialResolver currentResolver

The current resolver which is returning credentials.

nextCredential

private Credential nextCredential

The next credential that is safe to return.

Constructor Detail

ChainingCredentialResolver.CredentialIterator

public ChainingCredentialResolver.CredentialIterator(ChainingCredentialResolver resolver,
                                             CriteriaSet criteriaSet)

Constructor.

Parameters:

resolver - the chaining parent of this iterable

criteriaSet - the set of criteria which is input to the underyling resolvers

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Credential>

next

public Credential next()

Specified by:

next in interface Iterator<Credential>

remove

public void remove()

Specified by:

remove in interface Iterator<Credential>

getNextCredentialIterator

private Iterator<Credential> getNextCredentialIterator()

Get the iterator from the next resolver in the chain.

Returns:

an iterator of credentials

getNextCredential

private Credential getNextCredential()

Get the next credential that will be returned by this iterator.

Returns:

the next credential to return