biz.hammurapi.rules
Interface HandleManager

All Superinterfaces:

Negatable

All Known Implementing Classes:

IdentityHandleManager, KnowledgeMaximizingHandleManager

public interface HandleManager
extends Negatable

Handle manager - creates and maintains handle -> object mappings.

Version:

${Revision}

Author:

Pavel Vlasov

Method Summary

javax.rules.Handle	addObject(java.lang.Object object) Establishes Handle -> Object mapping.
void	clear() Removes all mappings.
boolean	contains(javax.rules.Handle handle)
java.util.Collection	getHandles()
java.lang.Object	getObject(javax.rules.Handle handle) Retrieves object by handle
java.util.Collection	getObjects()
void	rebind(javax.rules.Handle handle, java.lang.Object object) Rebinds handle to another object
void	remove(javax.rules.Handle handle) Removes object entry by key.
void	remove(java.lang.Object obj) Removes object entry by value;

Methods inherited from interface biz.hammurapi.rules.Negatable

isNegatedBy

Method Detail

addObject

javax.rules.Handle addObject(java.lang.Object object)

Establishes Handle -> Object mapping.

Parameters:

object -

Returns:

getObject

java.lang.Object getObject(javax.rules.Handle handle)

Retrieves object by handle

Parameters:

handle -

Returns:

getObjects

java.util.Collection getObjects()

Returns:

All objects with handles.

getHandles

java.util.Collection getHandles()

Returns:

All handles.

remove

void remove(javax.rules.Handle handle)

Removes object entry by key.

Parameters:

handle -

remove

void remove(java.lang.Object obj)

Removes object entry by value;

Parameters:

obj -

contains

boolean contains(javax.rules.Handle handle)

Parameters:

handle -

Returns:

True there is a mapping with given handle in the manager.

rebind

void rebind(javax.rules.Handle handle,
            java.lang.Object object)

Rebinds handle to another object

Parameters:

handle -

object -

clear

void clear()

Removes all mappings.