org.opensaml.messaging.context.navigate

Class ChildContextLookup<ParentContext extends BaseContext,ChildContext extends BaseContext>

java.lang.Object

org.opensaml.messaging.context.navigate.ChildContextLookup<ParentContext,ChildContext>

Type Parameters:

ParentContext - type of the parent context

ChildContext - type of the child context

All Implemented Interfaces:

com.google.common.base.Function<ParentContext,ChildContext>, ContextDataLookupFunction<ParentContext,ChildContext>

public class ChildContextLookup<ParentContext extends BaseContext,ChildContext extends BaseContext>
extends java.lang.Object
implements ContextDataLookupFunction<ParentContext,ChildContext>

A ContextDataLookupFunction that gets the child context of a given parent context.

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	autocreate Whether the child context should be created if it doesn't exist.
private java.lang.Class<ChildContext>	childType Child context type to look up.

Constructor Summary

Constructors

Constructor and Description
ChildContextLookup(java.lang.Class<ChildContext> type) Constructor.
ChildContextLookup(java.lang.Class<ChildContext> type, boolean createContext) Constructor.

Method Summary

Modifier and Type	Method and Description
ChildContext	apply(ParentContext input)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.common.base.Function

equals

Field Detail

childType

private final java.lang.Class<ChildContext extends BaseContext> childType

Child context type to look up.

autocreate

private boolean autocreate

Whether the child context should be created if it doesn't exist. This requires that the child context has a no-arg constructor.

Constructor Detail

ChildContextLookup

public ChildContextLookup(@Nonnull
                          java.lang.Class<ChildContext> type)

Constructor. Sets autocreate to false.

Parameters:

type - child context type to look up

ChildContextLookup

public ChildContextLookup(@Nonnull
                          java.lang.Class<ChildContext> type,
                          boolean createContext)

Constructor.

Parameters:

type - child context type to look up

createContext - whether to create the child context if it does not exist

Method Detail

apply

@Nullable
public ChildContext apply(@Nullable
                                    ParentContext input)

Specified by:

apply in interface com.google.common.base.Function<ParentContext extends BaseContext,ChildContext extends BaseContext>