Package org.opensaml.security.credential.impl

Class AbstractChainingCredentialResolver.CredentialIterator

java.lang.Object
org.opensaml.security.credential.impl.AbstractChainingCredentialResolver.CredentialIterator
All Implemented Interfaces:
Iterator<Credential>
Enclosing class:
AbstractChainingCredentialResolver<ResolverType extends CredentialResolver>
public class AbstractChainingCredentialResolver.CredentialIterator extends Object implements Iterator<Credential>
Implementation of Iterator to be returned (indirectly) by ChainingCredentialResolver.

  • Field Details

    • log

      @Nonnull private final org.slf4j.Logger log
      Logger.

    • parent

      @Nonnull private AbstractChainingCredentialResolver<ResolverType extends CredentialResolver> parent
      The chaining credential resolver which owns this instance.

    • critSet

      @Nullable private CriteriaSet critSet
      The criteria set on which to base resolution.

    • resolverIterator

      @Nonnull private final Iterator<ResolverType extends 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

      @Nullable private Credential nextCredential
      The next credential that is safe to return.

  • Constructor Details

    • CredentialIterator

      public CredentialIterator(@Nonnull AbstractChainingCredentialResolver<ResolverType> resolver, @Nullable CriteriaSet criteriaSet)
      Constructor.
      Parameters:
      resolver - the chaining parent of this iterable
      criteriaSet - the set of criteria which is input to the underyling resolvers

  • Method Details

    • 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

      @Nullable private Iterator<Credential> getNextCredentialIterator()
      Get the iterator from the next resolver in the chain.
      Returns:
      an iterator of credentials, or null if none is available

    • getNextCredential

      @Nullable private Credential getNextCredential()
      Get the next credential that will be returned by this iterator.
      Returns:
      the next credential to return, or null if none is available