Package org.ldaptive.referral

Class AbstractFollowReferralHandler<Q extends Request,S extends Result>

java.lang.Object

org.ldaptive.AbstractFreezable

org.ldaptive.transport.MessageFunctional<Q,S>

org.ldaptive.transport.MessageFunctional.Function<Q,S,S,S>

org.ldaptive.referral.AbstractFollowReferralHandler<Q,S>

Type Parameters:

Q - type of request

S - type of result

All Implemented Interfaces:

Function<S,S>, Freezable

Direct Known Subclasses:

AbstractFollowSearchReferralHandler, FollowAddReferralHandler, FollowCompareReferralHandler, FollowDeleteReferralHandler, FollowModifyDnReferralHandler, FollowModifyReferralHandler

public abstract class AbstractFollowReferralHandler<Q extends Request,S extends Result>
extends MessageFunctional.Function<Q,S,S,S>

Common implementation of referral handling.

Nested Class Summary

Nested classes/interfaces inherited from class org.ldaptive.transport.MessageFunctional

MessageFunctional.BiConsumer<Q extends Request,S extends Result,T,U>, MessageFunctional.Consumer<Q extends Request,S extends Result,T>, MessageFunctional.Function<Q extends Request,S extends Result,T,R>

Field Summary

Fields

Modifier and Type	Field	Description
private ReferralConnectionFactory	connectionFactory	Referral connection factory.
protected static int	DEFAULT_REFERRAL_LIMIT	Default referral limit.
protected Logger	logger	Logger for this class.
protected int	referralDepth	Referral depth.
protected int	referralLimit	Referral limit.
private boolean	throwOnFailure	Whether to throw an exception if a referral cannot be chased.

Constructor Summary

Constructors

Constructor	Description
AbstractFollowReferralHandler(int limit, int depth, ReferralConnectionFactory factory, boolean tf)	Creates a new abstract referral handler.

Method Summary

Modifier and Type	Method	Description
S	apply(S result)
protected abstract Operation<Q,S>	createReferralOperation(ConnectionFactory factory)	Creates an operation for this type of referral.
protected abstract Q	createReferralRequest(LdapURL url)	Creates a new request for this type of referral.
protected S	followReferral(String[] referralUrls)	Follows the supplied referral URLs in random order until a SUCCESS or REFERRAL_LIMIT_EXCEEDED occurs.
ReferralConnectionFactory	getReferralConnectionFactory()	Returns the referral connection factory.
int	getReferralDepth()	Returns the referral depth of this handler.
int	getReferralLimit()	Returns the maximum number of referrals to follow.
protected Set<ResultCode>	getSuccessResultCodes()	Returns the result codes that indicate a successful referral was followed.
boolean	getThrowOnFailure()	Returns whether to throw on failure to chase referrals.

Methods inherited from class org.ldaptive.transport.MessageFunctional

getConnection, getHandle, getRequest, newInstance, setConnection, setHandle, setRequest

Methods inherited from class org.ldaptive.AbstractFreezable

assertMutable, freeze, freeze, freeze, isFrozen

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.Function

andThen, compose

Field Detail

DEFAULT_REFERRAL_LIMIT

protected static final int DEFAULT_REFERRAL_LIMIT

Default referral limit. Value is 10.

See Also:

Constant Field Values

logger

protected final Logger logger

Logger for this class.

referralLimit

protected final int referralLimit

Referral limit.

referralDepth

protected final int referralDepth

Referral depth.

connectionFactory

private final ReferralConnectionFactory connectionFactory

Referral connection factory.

throwOnFailure

private final boolean throwOnFailure

Whether to throw an exception if a referral cannot be chased.

Constructor Detail

AbstractFollowReferralHandler

public AbstractFollowReferralHandler(int limit,
                                     int depth,
                                     ReferralConnectionFactory factory,
                                     boolean tf)

Creates a new abstract referral handler.

Parameters:

limit - number of referrals to follow

depth - number of referrals followed

factory - referral connection factory

tf - whether to throw on failure to chase referral

Method Detail

getReferralLimit

public int getReferralLimit()

Returns the maximum number of referrals to follow.

Returns:

referral limit

getReferralDepth

public int getReferralDepth()

Returns the referral depth of this handler.

Returns:

referral depth

getReferralConnectionFactory

public ReferralConnectionFactory getReferralConnectionFactory()

Returns the referral connection factory.

Returns:

referral connection factory

getThrowOnFailure

public boolean getThrowOnFailure()

Returns whether to throw on failure to chase referrals.

Returns:

whether to throw on failure to chase referrals

createReferralRequest

protected abstract Q createReferralRequest(LdapURL url)

Creates a new request for this type of referral.

Parameters:

url - of the referral

Returns:

new request

createReferralOperation

protected abstract Operation<Q,S> createReferralOperation(ConnectionFactory factory)

Creates an operation for this type of referral.

Parameters:

factory - to get a connection with

Returns:

new operation

getSuccessResultCodes

protected Set<ResultCode> getSuccessResultCodes()

Returns the result codes that indicate a successful referral was followed.

Returns:

success result codes

followReferral

protected S followReferral(String[] referralUrls)
                    throws LdapException

Follows the supplied referral URLs in random order until a SUCCESS or REFERRAL_LIMIT_EXCEEDED occurs. If neither of those conditions occurs this method returns null.

Parameters:

referralUrls - produced by the request

Returns:

referral response

Throws:

LdapException - if the referral limit is exceeded

apply

public S apply(S result)