echoxul.view.impl
Class ViewImpl

java.lang.Object
  echoxul.view.impl.ViewImpl

All Implemented Interfaces:

java.io.Serializable, View

public class ViewImpl

extends java.lang.Object

implements View, java.io.Serializable

Implementation of the View interface for the builder package. The mutator methods on this class are package private.

Author:

Terry Laurenzo

See Also:

Serialized Form

Constructor Summary

ViewImpl(java.lang.ClassLoader cl)

Method Summary

int	addStaticReference(java.lang.Object obj) Set the static references.
protected void	assertWriteable() Throws IllegalStateException if lock() has been called
ModelViewContextStub	createModelViewContextStub(ViewContextImpl vc, nextapp.echo.Component insertionPoint) Create a ViewContextStub from a ViewContext, storing the serialized data in the static references.
ViewContextStub	createViewContextStub(ViewContextImpl vc) Create a ViewContextStub from a ViewContext, storing the serialized data in the static references.
java.lang.Object	getStaticReference(int index) Used by components to retrieve static data that is shared across all sessions.
java.lang.ClassLoader	getViewClassLoader() The ClassLoader used to load objects for the View
ViewContext	instantiateRootContext() Instantiate a new Root ViewContext
void	lock()
void	setRootStub(ViewContextStub stub) Set the root context stub.

Methods inherited from class java.lang.Object

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

Constructor Detail

ViewImpl

public ViewImpl(java.lang.ClassLoader cl)

Method Detail

assertWriteable

protected void assertWriteable()

Throws IllegalStateException if lock() has been called

lock

public void lock()

addStaticReference

public int addStaticReference(java.lang.Object obj)

Set the static references. Each entry is identified by its index in the array.

createModelViewContextStub

public ModelViewContextStub createModelViewContextStub(ViewContextImpl vc,
                                                       nextapp.echo.Component insertionPoint)
                                                throws ViewException

Create a ViewContextStub from a ViewContext, storing the serialized data in the static references.

Parameters:

vc -

Returns:

Throws:

ViewException

createViewContextStub

public ViewContextStub createViewContextStub(ViewContextImpl vc)
                                      throws ViewException

Create a ViewContextStub from a ViewContext, storing the serialized data in the static references.

Parameters:

vc -

Returns:

Throws:

ViewException

setRootStub

public void setRootStub(ViewContextStub stub)

Set the root context stub. Must be set prior to use.

Parameters:

stub -

getViewClassLoader

public java.lang.ClassLoader getViewClassLoader()

Description copied from interface: View

The ClassLoader used to load objects for the View

Specified by:

getViewClassLoader in interface View

Returns:

ClassLoader

instantiateRootContext

public ViewContext instantiateRootContext()

Description copied from interface: View

Instantiate a new Root ViewContext

Specified by:

instantiateRootContext in interface View

Returns:

new ViewContext

getStaticReference

public java.lang.Object getStaticReference(int index)

Description copied from interface: View

Used by components to retrieve static data that is shared across all sessions. This is the same index assigned at creation time.

Specified by:

getStaticReference in interface View

Parameters:

index -

Returns: