org.gvsig.fmap.mapcontext.layers

Class ExtendedPropertiesHelper

java.lang.Object

org.gvsig.fmap.mapcontext.layers.ExtendedPropertiesHelper

All Implemented Interfaces:

ExtendedPropertiesSupport, Persistent

public class ExtendedPropertiesHelper
extends Object
implements ExtendedPropertiesSupport, Persistent

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ExtendedPropertiesHelper.RegisterPersistence

Constructor Summary

Constructors

Constructor and Description
ExtendedPropertiesHelper()

Method Summary

Modifier and Type	Method and Description
Map	getExtendedProperties() Returns a hash map with all new properties associated to this layer.
Object	getProperty(Object key) Returns a reference to an object (property) associated to this layer.
void	loadFromState(PersistentState state) Set the state of the object from the state passed as parameter.
void	saveToState(PersistentState state) Saves the internal state of the object on the provided PersistentState object.
void	setExtendedProperties(Map properties)
void	setProperty(Object key, Object val) Inserts an object as a property to this layer.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExtendedPropertiesHelper

public ExtendedPropertiesHelper()

Method Detail

getProperty

public Object getProperty(Object key)

Description copied from interface: ExtendedPropertiesSupport

Returns a reference to an object (property) associated to this layer.

For example, you can attach a network definition to key "network" and check if a layer has a network loaded using getAssociatedObject("network") and that it's not null.

Specified by:

getProperty in interface ExtendedPropertiesSupport

Parameters:

key - the key associated to the property

Returns:

null if key is not found

See Also:

ExtendedPropertiesSupport.getExtendedProperties(), ExtendedPropertiesSupport.setProperty(Object, Object)

setProperty

public void setProperty(Object key,
                        Object val)

Description copied from interface: ExtendedPropertiesSupport

Inserts an object as a property to this layer.

Specified by:

setProperty in interface ExtendedPropertiesSupport

Parameters:

key - the key associated to the property

val - the property

See Also:

ExtendedPropertiesSupport.getProperty(Object), ExtendedPropertiesSupport.getExtendedProperties()

getExtendedProperties

public Map getExtendedProperties()

Description copied from interface: ExtendedPropertiesSupport

Returns a hash map with all new properties associated to this layer.

Specified by:

getExtendedProperties in interface ExtendedPropertiesSupport

Returns:

hash table with the added properties

See Also:

ExtendedPropertiesSupport.getProperty(Object), ExtendedPropertiesSupport.setProperty(Object, Object)

setExtendedProperties

public void setExtendedProperties(Map properties)

saveToState

public void saveToState(PersistentState state)
                 throws PersistenceException

Description copied from interface: Persistent

Saves the internal state of the object on the provided PersistentState object.

Specified by:

saveToState in interface Persistent

Throws:

PersistenceException

loadFromState

public void loadFromState(PersistentState state)
                   throws PersistenceException

Description copied from interface: Persistent

Set the state of the object from the state passed as parameter.

Specified by:

loadFromState in interface Persistent

Throws:

PersistenceException