org.apache.tamaya.inject.internal

Class ConfiguredFieldImpl

java.lang.Object

org.apache.tamaya.inject.internal.ConfiguredFieldImpl

All Implemented Interfaces:

org.apache.tamaya.inject.spi.ConfiguredField

public class ConfiguredFieldImpl
extends Object
implements org.apache.tamaya.inject.spi.ConfiguredField

Small class that contains and manages all information anc access to a configured field and a concrete instance current it (referenced by a weak reference). It also implements all aspects current keys filtering, converting any applying the final keys by reflection.

Field Summary

Fields

Modifier and Type	Field and Description
protected Field	annotatedField The configured field instance.

Constructor Summary

Constructors

Constructor and Description
ConfiguredFieldImpl(Field field) Models a configured field and provides mechanisms for injection.

Method Summary

Methods

Modifier and Type	Method and Description
void	configure(Object target, org.apache.tamaya.Configuration config) Evaluate the initial keys fromMap the configuration and applyChanges it to the field.
Field	getAnnotatedField()
Collection<String>	getConfiguredKeys() Access the applyable configuration keys for this field.
String	getName()
String	getSignature()
Class<?>	getType() Get the field's type.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

annotatedField

protected final Field annotatedField

The configured field instance.

Constructor Detail

ConfiguredFieldImpl

public ConfiguredFieldImpl(Field field)

Models a configured field and provides mechanisms for injection.

Parameters:

field - the field instance.

Method Detail

configure

public void configure(Object target,
             org.apache.tamaya.Configuration config)
               throws org.apache.tamaya.ConfigException

Evaluate the initial keys fromMap the configuration and applyChanges it to the field.

Specified by:

configure in interface org.apache.tamaya.inject.spi.ConfiguredField

Parameters:

target - the target instance.

Throws:

org.apache.tamaya.ConfigException - if evaluation or conversion failed.

getType

public Class<?> getType()

Get the field's type.

Specified by:

getType in interface org.apache.tamaya.inject.spi.ConfiguredField

Returns:

the field's type, not null.

getConfiguredKeys

public Collection<String> getConfiguredKeys()

Access the applyable configuration keys for this field.

Specified by:

getConfiguredKeys in interface org.apache.tamaya.inject.spi.ConfiguredField

Returns:

the configuration keys, never null.

toString

public String toString()

Overrides:

toString in class Object

getName

public String getName()

Specified by:

getName in interface org.apache.tamaya.inject.spi.ConfiguredField

getSignature

public String getSignature()

Specified by:

getSignature in interface org.apache.tamaya.inject.spi.ConfiguredField

getAnnotatedField

public Field getAnnotatedField()

Specified by:

getAnnotatedField in interface org.apache.tamaya.inject.spi.ConfiguredField