com.extjs.gxt.ui.client.state
Class Provider

java.lang.Object
  com.extjs.gxt.ui.client.event.BaseObservable
      com.extjs.gxt.ui.client.state.Provider

All Implemented Interfaces:

Observable

Direct Known Subclasses:

CookieProvider

public abstract class Provider
extends BaseObservable

Abstract base class for state provider implementations. This class provides methods for encoding and decoding objects.

Field Summary

protected StateManager

manager

Constructor Summary

Provider()

Method Summary

protected void	bind(StateManager manager)
void	clear(java.lang.String name) Clears a value.
protected abstract void	clearKey(java.lang.String name)
java.lang.Object	get(java.lang.String name) Returns the current value for a key.
boolean	getBoolean(java.lang.String name) Returns the current value for a key.
java.util.Date	getDate(java.lang.String name) Returns the current value for a key.
int	getInteger(java.lang.String name) Returns the current value for a key.
java.util.Map<java.lang.String,java.lang.Object>	getMap(java.lang.String name)
java.lang.String	getString(java.lang.String name) Returns the current value for a key.
protected abstract java.lang.String	getValue(java.lang.String name)
void	set(java.lang.String name, java.lang.Object value) Sets a key.
protected abstract void	setValue(java.lang.String name, java.lang.String value)

Methods inherited from class com.extjs.gxt.ui.client.event.BaseObservable

addListener, callListener, fireEvent, fireEvent, getFiresEvents, getListeners, hasActiveEvent, hasListeners, hasListeners, removeAllListeners, removeListener, setFiresEvents

Methods inherited from class java.lang.Object

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

Field Detail

manager

protected StateManager manager

Constructor Detail

Provider

public Provider()

Method Detail

clear

public void clear(java.lang.String name)

Clears a value.

Parameters:

name - the key name

get

public java.lang.Object get(java.lang.String name)

Returns the current value for a key.

Parameters:

name - the key name

Returns:

the value

getBoolean

public boolean getBoolean(java.lang.String name)

Returns the current value for a key.

Parameters:

name - the key name

Returns:

the value

getDate

public java.util.Date getDate(java.lang.String name)

Returns the current value for a key.

Parameters:

name - the key name

Returns:

the value

getInteger

public int getInteger(java.lang.String name)

Returns the current value for a key.

Parameters:

name - the key name

Returns:

the value or -1

getMap

public java.util.Map<java.lang.String,java.lang.Object> getMap(java.lang.String name)

getString

public java.lang.String getString(java.lang.String name)

Returns the current value for a key.

Parameters:

name - the key name

Returns:

the value

set

public void set(java.lang.String name,
                java.lang.Object value)

Sets a key.

Parameters:

name - the key name

value - the value

bind

protected void bind(StateManager manager)

clearKey

protected abstract void clearKey(java.lang.String name)

getValue

protected abstract java.lang.String getValue(java.lang.String name)

setValue

protected abstract void setValue(java.lang.String name,
                                 java.lang.String value)