com.cedarsoft.lookup

Class Lookups

java.lang.Object

com.cedarsoft.lookup.Lookups

public class Lookups
extends Object

This is a utily class that creates several lookups for special purposes

Author:

Johannes Schneider (js@cedarsoft.com)

Method Summary

Modifier and Type	Method and Description
static Lookup	createLookup(Object... objects) Creates a lookup where the given objects are registered only under their class
static DynamicLookup	dynamicLookup(Object... values) Create a dynamic lookup
static DynamicLookup	dynamicLookupFromList(List<Object> objects) Creates a dynamit lookup
static Lookup	emtyLookup() Creates an empty lookup
static <T> InstantiatorLookup<T>	instantiator(Class<? extends T> type, Instantiater<T> instantiater) instantiator
static <T> InstantiatorLookup<T>	instantiator(Instantiater.Typed<T> instantiater) instantiator
static MappedLookup	mappedLookup(Map<Class<?>,?> values) mappedLookup
static MergingLookup	merge(Lookup first, Lookup second) merge
static <T> Lookup	singletonLookup(Class<T> type, T value) Creates a singleton lookup
static LookupWrapper	wrap(Lookup wrapped) Wraps a lookup

Methods inherited from class java.lang.Object

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

Method Detail

instantiator

@Nonnull
public static <T> InstantiatorLookup<T> instantiator(@Nonnull
                                                              Class<? extends T> type,
                                                              @Nonnull
                                                              Instantiater<T> instantiater)

instantiator

Parameters:

type - a Class object.

instantiater - a Instantiater object.

Returns:

a InstantiatorLookup object.

instantiator

@Nonnull
public static <T> InstantiatorLookup<T> instantiator(@Nonnull
                                                              Instantiater.Typed<T> instantiater)

instantiator

Parameters:

instantiater - a Instantiater.Typed object.

Returns:

a InstantiatorLookup object.

merge

@Nonnull
public static MergingLookup merge(@Nonnull
                                           Lookup first,
                                           @Nonnull
                                           Lookup second)

merge

Parameters:

first - a Lookup object.

second - a Lookup object.

Returns:

a MergingLookup object.

wrap

@Nonnull
public static LookupWrapper wrap(@Nonnull
                                          Lookup wrapped)

Wraps a lookup

Parameters:

wrapped - the lookup that is wrapped

Returns:

the lookup

dynamicLookupFromList

@Nonnull
public static DynamicLookup dynamicLookupFromList(@Nonnull
                                                           List<Object> objects)

Creates a dynamit lookup

Parameters:

objects - the objects

Returns:

the lookup

singletonLookup

public static <T> Lookup singletonLookup(@Nonnull
                                         Class<T> type,
                                         @Nonnull
                                         T value)

Creates a singleton lookup

Type Parameters:

T - a T object.

Parameters:

type - the type

value - the value

Returns:

the singleton lookup

mappedLookup

@Nonnull
public static MappedLookup mappedLookup(@Nonnull
                                                 Map<Class<?>,?> values)

mappedLookup

Parameters:

values - a Map object.

Returns:

a MappedLookup object.

dynamicLookup

public static DynamicLookup dynamicLookup(@Nonnull
                                          Object... values)

Create a dynamic lookup

Parameters:

values - the values

Returns:

the dynamik lookup

emtyLookup

public static Lookup emtyLookup()

Creates an empty lookup

Returns:

the empty lookup

createLookup

@Nonnull
public static Lookup createLookup(@Nonnull
                                           Object... objects)

Creates a lookup where the given objects are registered only under their class

Parameters:

objects - the objects

Returns:

the lookup