org.apache.aries.blueprint.reflect
Class MetadataUtil

java.lang.Object
  org.apache.aries.blueprint.reflect.MetadataUtil

public class MetadataUtil
extends Object

A utility class that handles cloning various polymorphic bits of metadata into concrete class implementations.

Version:

$Rev$, $Date$

Field Summary

static Comparator<BeanArgument>

BEAN_COMPARATOR

Constructor Summary

MetadataUtil()

Method Summary

static ComponentMetadata	cloneComponentMetadata(ComponentMetadata source) Clone a component metadata item, returning a mutable instance.
static Metadata	cloneMetadata(Metadata source)
static Target	cloneTarget(Target source) Clone a target item, returning a mutable instance.
static <T extends Metadata> T	createMetadata(Class<T> type) Create a new metadata instance of the given type
static boolean	isCustomScope(BeanMetadata metadata)
static boolean	isPrototypeScope(BeanMetadata metadata)
static boolean	isSingletonScope(BeanMetadata metadata)
static List<BeanArgument>	validateBeanArguments(List<BeanArgument> arguments)

Methods inherited from class java.lang.Object

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

Field Detail

BEAN_COMPARATOR

public static final Comparator<BeanArgument> BEAN_COMPARATOR

Constructor Detail

MetadataUtil

public MetadataUtil()

Method Detail

cloneMetadata

public static Metadata cloneMetadata(Metadata source)

cloneComponentMetadata

public static ComponentMetadata cloneComponentMetadata(ComponentMetadata source)

Clone a component metadata item, returning a mutable instance.

Parameters:

source - The source metadata item.

Returns:

A mutable instance of this metadata item.

cloneTarget

public static Target cloneTarget(Target source)

Clone a target item, returning a mutable instance.

Parameters:

source - The source target item.

Returns:

A mutable instance of this target item.

createMetadata

public static <T extends Metadata> T createMetadata(Class<T> type)

Create a new metadata instance of the given type

Type Parameters:

T -

Parameters:

type - the class of the Metadata object to create

Returns:

a new instance

validateBeanArguments

public static List<BeanArgument> validateBeanArguments(List<BeanArgument> arguments)

isPrototypeScope

public static boolean isPrototypeScope(BeanMetadata metadata)

isSingletonScope

public static boolean isSingletonScope(BeanMetadata metadata)

isCustomScope

public static boolean isCustomScope(BeanMetadata metadata)