nextapp.echo.webcontainer
Class Synchronization

java.lang.Object
  nextapp.echo.webcontainer.Synchronization

All Implemented Interfaces:

SynchronizationState

public class Synchronization
extends java.lang.Object
implements SynchronizationState

The high-level object which encapsulates the core of the client-server synchronization process for server-side applications.

Constructor Summary

Synchronization(Connection conn)
Creates a new Synchronization.

Method Summary

boolean	isOutOfSync() Determines if this synchronization has been determined to have come from an out-of-sync client.
void	process() Processes input from the connection and renders output.
void	setOutOfSync() Flags this synchronization as having come from an out-of-sync client.

Methods inherited from class java.lang.Object

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

Constructor Detail

Synchronization

public Synchronization(Connection conn)
                throws java.io.IOException

Creates a new Synchronization.

Parameters:

conn - the synchronization Connection

Throws:

java.io.IOException

Method Detail

isOutOfSync

public boolean isOutOfSync()

Description copied from interface: SynchronizationState

Determines if this synchronization has been determined to have come from an out-of-sync client.

Specified by:

isOutOfSync in interface SynchronizationState

Returns:

true if the client is out of sync.

See Also:

SynchronizationState.isOutOfSync()

setOutOfSync

public void setOutOfSync()

Description copied from interface: SynchronizationState

Flags this synchronization as having come from an out-of-sync client.

Specified by:

setOutOfSync in interface SynchronizationState

See Also:

SynchronizationState.setOutOfSync()

process

public void process()
             throws java.io.IOException

Processes input from the connection and renders output. Performs the following operations:

• Initializes the UserInstance if it is new.
• Activates the ApplicationInstance.
• Processes input to the connection using an InputProcessor.
• Generates output for the connection using an OutputProcessor.
• Purges updates from the UpdateManager (which were processed by the OutputProcessor.
• Deactivates the ApplicationInstance.

Throws:

java.io.IOException