com.vaadin.flow.templatemodel

Class TemplateModelProxyHandler

java.lang.Object

com.vaadin.flow.templatemodel.TemplateModelProxyHandler

All Implemented Interfaces:

Serializable

public class TemplateModelProxyHandler
extends Object
implements Serializable

Invocation handler for TemplateModel proxy objects.

Since:

1.0

Author:

Vaadin Ltd

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TemplateModelProxyHandler.InterfaceProxy Base type used for interface proxy types.
protected static interface	TemplateModelProxyHandler.ModelProxy Gives access to the state node of a proxy instance.

Method Summary

Modifier and Type	Method and Description
static <T> T	createModelProxy(StateNode stateNode, BeanModelType<T> modelType) Creates a proxy object for the given modelType type for the given state node.
static BeanModelType<?>	getModelTypeForProxy(Object proxy) Gets the model type that a proxy instance is bound to.
static StateNode	getStateNodeForProxy(Object proxy) Gets the state node that a proxy is bound to.
Object	intercept(Object target, Method method, Object[] args) Processes a method invocation on a Byte buddy proxy instance and returns the result.
static boolean	isProxy(Object proxy) Checks if the given object is a proxy created by this class.

Methods inherited from class java.lang.Object

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

Method Detail

intercept

@RuntimeType
public Object intercept(@This
                                     Object target,
                                     @Origin
                                     Method method,
                                     @AllArguments
                                     Object[] args)

Processes a method invocation on a Byte buddy proxy instance and returns the result. This method will be invoked on an invocation handler when a method is invoked on a proxy instance that it is associated with.

Parameters:

target - the proxy instance

method - the Method instance corresponding to the proxied method invoked on the proxy instance.

args - an array of objects containing the values of the arguments passed in the method invocation on the proxy instance.

Returns:

the value to return from the method invocation on the proxy instance.

createModelProxy

public static <T> T createModelProxy(StateNode stateNode,
                                     BeanModelType<T> modelType)

Creates a proxy object for the given modelType type for the given state node.

Type Parameters:

T - the proxy type

Parameters:

stateNode - the state node, not null

modelType - the type of the model, not null

Returns:

a proxy object, not null

getStateNodeForProxy

public static StateNode getStateNodeForProxy(Object proxy)

Gets the state node that a proxy is bound to.

Parameters:

proxy - the template model proxy

Returns:

the state node of the proxy

getModelTypeForProxy

public static BeanModelType<?> getModelTypeForProxy(Object proxy)

Gets the model type that a proxy instance is bound to.

Parameters:

proxy - the template model proxy

Returns:

the model type of the proxy

isProxy

public static boolean isProxy(Object proxy)

Checks if the given object is a proxy created by this class.

Parameters:

proxy - the object to check

Returns:

true if the given object is a proxy object, false otherwise