oracle.ide.extension

Class MetaClassList<T>

java.lang.Object

oracle.ide.extension.MetaClassList<T>

Type Parameters:

T - the instance class

@ThreadSafe
public final class MetaClassList<T>
extends java.lang.Object

A list of classes registered through an extension hook. The classes are lazily instantiated as necessary. At most one instance of each class is created.

Since:

12.1.1

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	MetaClassList(java.lang.Class<T> instanceClass)

Method Summary

Modifier and Type	Method and Description
void	add(MetaClass<T> metaClass) Add a class to the list.
static <T> MetaClassList<T>	get(java.lang.Class<T> instanceClass) Get an instance of this class.
static <T> MetaClassList<T>	get(HashStructureHook hook, java.lang.String name, java.lang.String key, java.lang.Class<T> instanceClass) Get an instance of this class which obtains classes from a HashStructureHook.
java.util.List<T>	getInstances() Get instances of the current list of classes.

Methods inherited from class java.lang.Object

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

Constructor Detail

MetaClassList

protected MetaClassList(java.lang.Class<T> instanceClass)

Method Detail

get

public static <T> MetaClassList<T> get(java.lang.Class<T> instanceClass)

Get an instance of this class.

Type Parameters:

T - the type of instance

Parameters:

instanceClass - the instance class

Returns:

the class list

get

public static <T> MetaClassList<T> get(HashStructureHook hook,
                                       java.lang.String name,
                                       java.lang.String key,
                                       java.lang.Class<T> instanceClass)

Get an instance of this class which obtains classes from a HashStructureHook.

Type Parameters:

T - the type of instance provided

Parameters:

hook - the hook where classes are registered

name - the name of the element providing the class

key - the hash structure key of the class name

instanceClass - the expected instance type

Returns:

the instance provider

add

public void add(MetaClass<T> metaClass)

Add a class to the list.

Parameters:

metaClass - the MetaClass to be added

getInstances

public java.util.List<T> getInstances()

Get instances of the current list of classes. A new instance will be created for any class added since the last call to this method.

Returns:

the instances