ch.dkitc.ridioc

Class DIObjectFactoryHelper

java.lang.Object

ch.dkitc.ridioc.DIObjectFactoryHelper

public class DIObjectFactoryHelper
extends Object

Constructor Summary

Constructors

Constructor and Description
DIObjectFactoryHelper(String packagePrefix, Map<Class<?>,Class<?>> wrappedPrimitiveTypeMap)

Method Summary

Methods

Modifier and Type	Method and Description
Object	instance(Class<?> type) Looks up or creates an instance of the given type.
<T> T	newInstance(Class<T> type, Object... params)
Object	registerInstance(Class<?> type, Object instance)
String	registerStringLiteral(String key, String singleValue)
String[]	registerStringLiteralArray(String key, String[] arrayValue)

Methods inherited from class java.lang.Object

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

Constructor Detail

DIObjectFactoryHelper

public DIObjectFactoryHelper(String packagePrefix,
                     Map<Class<?>,Class<?>> wrappedPrimitiveTypeMap)

Method Detail

newInstance

public <T> T newInstance(Class<T> type,
                Object... params)

instance

public Object instance(Class<?> type)
                throws IllegalArgumentException

Looks up or creates an instance of the given type.

Tries to look up the give type in the instance cache. If the instance cache does not yet contain an instance of the given type, the method tries to find exactly ONE implementation of the given type. The method creates a new instance using dependency injection.

Parameters:

type - a type to look up or create an instance for. Must not be null

Returns:

the looked up instance or a newly created instance of the given type

Throws:

IllegalArgumentException

registerStringLiteral

public String registerStringLiteral(String key,
                           String singleValue)

registerStringLiteralArray

public String[] registerStringLiteralArray(String key,
                                  String[] arrayValue)

registerInstance

public Object registerInstance(Class<?> type,
                      Object instance)