it.unimi.dico.islab.idbs2.kc.session

Class TypeManager

java.lang.Object

it.unimi.dico.islab.idbs2.kc.session.TypeManager

public class TypeManager
extends Object

Manages object saving and querying for Type wrapper. This class contains most used interrogations (such as getTypeById and methods for saving an object of this class.

IMPORTANT: this class has no public constructor. A singleton instance of this class is contained in KCSessionManager class

Author:

Vegeziel

See Also:

Type

Method Summary

Methods

Modifier and Type	Method and Description
Type	getTypeByClassInstance(KnowledgeChunk type, KnowledgeChunk instance) Returns a Type given the instance KnowledgeChunk and its type.
Type	getTypeById(Integer id) Returns a Type given its id.
protected static TypeManager	getTypeManager()

Methods inherited from class java.lang.Object

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

Method Detail

getTypeManager

protected static TypeManager getTypeManager()

getTypeById

public Type getTypeById(Integer id)

Returns a Type given its id.

Parameters:

id - the identifier of the required Type.

Returns:

the required Type having id as identifier if such Type exists, null otherwise.

getTypeByClassInstance

public Type getTypeByClassInstance(KnowledgeChunk type,
                          KnowledgeChunk instance)

Returns a Type given the instance KnowledgeChunk and its type.

Parameters:

instance - The KnowledgeChunk that should have this Type in its type list.

type - The KnowledgeChunk representing a class of instance.

Returns:

the found Type or null if such Type doesn't exist.