com.tinkerpop.frames.modules.typedgraph

Class TypeRegistry

java.lang.Object

com.tinkerpop.frames.modules.typedgraph.TypeRegistry

public class TypeRegistry
extends Object

A TypeRegistry for a FramedGraph. With a TypeRegistry the FramedGraph is able to store type-information on edges, and use stored type-information to construct vertices/edges based on type-information stored in the graph (runtime).

See Also:

TypeField, TypeValue, FramedGraph

Constructor Summary

Constructors

Constructor and Description
TypeRegistry()

Method Summary

Modifier and Type	Method and Description
TypeRegistry	add(Class<?> type)
Class<?>	getType(Class<?> typeHoldingTypeField, String typeValue)
Class<?>	getTypeHoldingTypeField(Class<?> type)

Methods inherited from class java.lang.Object

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

Constructor Detail

TypeRegistry

public TypeRegistry()

Method Detail

getTypeHoldingTypeField

public Class<?> getTypeHoldingTypeField(Class<?> type)

Returns:

The interface that has the TypeField annotation for this class. (Either the class itself, or a base class if the class was registered).

getType

public Class<?> getType(Class<?> typeHoldingTypeField,
                        String typeValue)

Parameters:

typeHoldingTypeField - The type that has the TypeField annotation for the Proxy class to be constructed.

typeValue - The actual persisted value for a type field on an Element in the graph

Returns:

The type that needs to be constructed, or null if there is no registered class that matches the input values.

add

public TypeRegistry add(Class<?> type)

Parameters:

Add - the interface to the registry. The interface should have a TypeValue annotation, and there should be a TypeField annotation on the interface or its parents.