net.spy.db.savables
Class SavableHashMap

java.lang.Object
  java.util.AbstractMap<K,V>
      java.util.HashMap
          net.spy.db.savables.SavableHashMap

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map, Savable

public class SavableHashMap
extends java.util.HashMap
implements Savable

A subclass of HashMap that implements Savable. The save() method does nothing (and should not be called), but all of the values in the Map will be returned from getPostSavables().

Author:

Dustin Sallings

See Also:

Serialized Form

Constructor Summary

SavableHashMap()
Get an instance of SavableHashMap.

SavableHashMap(int initCap)
Get an instance of SavableHashMap with the given initial capacity.

SavableHashMap(int initialCapacity, float loadFactor)
Get an instance of SavableHashMap with the given initial capacity and load factors.

SavableHashMap(java.util.Map map)
Get an instance of SavableHashMap populated with the given Map of objects.

Method Summary

java.util.Collection	getPostSavables(SaveContext context) Get a Collection of all of the SavableNodes this SavableNode is holding that will need to be saved after this Savable.
java.util.Collection	getPreSavables(SaveContext context) Get a Collection of all of the SavableNodes this SavableNode is holding that will need to be saved before this Savable.
boolean	isModified() Has this object been modified?
boolean	isNew() Is this a new object?
void	save(java.sql.Connection conn, SaveContext context) Do nothing.

Methods inherited from class java.util.HashMap

clear, clone, containsKey, containsValue, entrySet, get, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

SavableHashMap

public SavableHashMap()

Get an instance of SavableHashMap.

SavableHashMap

public SavableHashMap(java.util.Map map)

Get an instance of SavableHashMap populated with the given Map of objects.

SavableHashMap

public SavableHashMap(int initCap)

Get an instance of SavableHashMap with the given initial capacity.

SavableHashMap

public SavableHashMap(int initialCapacity,
                      float loadFactor)

Get an instance of SavableHashMap with the given initial capacity and load factors.

Method Detail

isNew

public boolean isNew()

Description copied from interface: Savable

Is this a new object?

Specified by:

isNew in interface Savable

Returns:

false

isModified

public boolean isModified()

Description copied from interface: Savable

Has this object been modified?

Specified by:

isModified in interface Savable

Returns:

false

save

public void save(java.sql.Connection conn,
                 SaveContext context)
          throws SaveException,
                 java.sql.SQLException

Do nothing.

Specified by:

save in interface Savable

Parameters:

conn - the connection to use for saving

context - SaveContext being used in this Saver session

Throws:

SaveException

java.sql.SQLException

getPreSavables

public java.util.Collection getPreSavables(SaveContext context)

Description copied from interface: Savable

Get a Collection of all of the SavableNodes this SavableNode is holding that will need to be saved before this Savable.

Specified by:

getPreSavables in interface Savable

Parameters:

context - SaveContext being used in this Saver session

Returns:

null

getPostSavables

public java.util.Collection getPostSavables(SaveContext context)

Description copied from interface: Savable

Get a Collection of all of the SavableNodes this SavableNode is holding that will need to be saved after this Savable.

Specified by:

getPostSavables in interface Savable

Parameters:

context - SaveContext being used in this Saver session

Returns:

values()