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oracle.rules.jsr94
Class RLStatefulRuleSession

java.lang.Object
oracle.rules.jsr94.RLStatefulRuleSession

All Implemented Interfaces:

java.io.Serializable, javax.rules.RuleSession, javax.rules.StatefulRuleSession

public class RLStatefulRuleSession

extends java.lang.Object

implements javax.rules.StatefulRuleSession, java.io.Serializable

The Oracle Business Rules implementation of a JSR-94 Stateful rule session.

See Also:

Serialized Form

Method Summary

javax.rules.Handle	addObject(java.lang.Object object) Adds an Object to the rule session state of this rule session.
java.util.List	addObjects(java.util.List objects) Adds the List of objects to the rule session state of this rule session.
java.lang.Object	callFunction(java.lang.String name) Execute the RL function with no arguments, returning result.
java.lang.Object	callFunctionWithArgument(java.lang.String name, java.lang.Object arg) Execute the RL function with one argument, returning result.
java.lang.Object	callFunctionWithArgumentArray(java.lang.String name, java.lang.Object[] args) Execute the RL function with given array arguments, returning result.
java.lang.Object	callFunctionWithArgumentList(java.lang.String name, java.util.List args) Execute the RL function with given list of arguments, returning result.
boolean	containsObject(javax.rules.Handle h) Returns true if the Object associated with the specified Handle is in the rule session state of this rule session.
void	executeRules() Executes the rules in the rule execution set bound to this rule session.
java.util.List	getHandles() Returns a List of Handles, one for each Object in the rule session state for this rule session.
java.lang.Object	getObject(javax.rules.Handle h) Returns the Object associated with the specified Handle.
java.util.List	getObjects() Returns a List of all objects in the rule session state of this rule session.
java.util.List	getObjects(javax.rules.ObjectFilter filter) Returns a List of all objects in the rule session state of this rule session.
javax.rules.RuleExecutionSetMetadata	getRuleExecutionSetMetadata()
int	getType()
void	release()
void	removeObject(javax.rules.Handle h) Removes the Object associated with the specified Handle from the rule session state of this rule session.
void	reset() Resets this rule session.
void	updateObject(javax.rules.Handle h, java.lang.Object newObj) Updates the rule session state to reflect that the specified object should be now associated with the specified handle.

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.rules.RuleSession

getRuleExecutionSetMetadata, getType, release

Method Detail

addObject

public javax.rules.Handle addObject(java.lang.Object object)
                             throws javax.rules.InvalidRuleSessionException,
                                    java.rmi.RemoteException

Adds an Object to the rule session state of this rule session.

Specified by:

addObject in interface javax.rules.StatefulRuleSession

Parameters:

object - the Object to add

Returns:

the Handle for the newly added object

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered adding the object

java.rmi.RemoteException

addObjects

public java.util.List addObjects(java.util.List objects)
                          throws javax.rules.InvalidRuleSessionException,
                                 java.rmi.RemoteException

Adds the List of objects to the rule session state of this rule session.

Specified by:

addObjects in interface javax.rules.StatefulRuleSession

Parameters:

objects - the object to add

Returns:

a List of Handles for the newly added objects

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered adding the objects

java.rmi.RemoteException

containsObject

public boolean containsObject(javax.rules.Handle h)
                       throws javax.rules.InvalidRuleSessionException,
                              javax.rules.InvalidHandleException,
                              java.rmi.RemoteException

Returns true if the Object associated with the specified Handle is in the rule session state of this rule session.

Specified by:

containsObject in interface javax.rules.StatefulRuleSession

Parameters:

h - the Handle for the object of interest

Returns:

true if the Object associated with the specified Handle is in the rule session state of this rule session.

Throws:

javax.rules.InvalidHandleException - if the Handle is no longer valid

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

updateObject

public void updateObject(javax.rules.Handle h,
                         java.lang.Object newObj)
                  throws javax.rules.InvalidRuleSessionException,
                         javax.rules.InvalidHandleException,
                         java.rmi.RemoteException

Updates the rule session state to reflect that the specified object should be now associated with the specified handle. This may be the original object reference with modified content or a new object reference.

Specified by:

updateObject in interface javax.rules.StatefulRuleSession

Parameters:

h - the Handle for the object of interest

newObj - the modified object

Throws:

javax.rules.InvalidHandleException - if the Handle is no longer valid

javax.rules.InvalidRuleSessionException - if an error is encountered updating the object.

java.rmi.RemoteException

removeObject

public void removeObject(javax.rules.Handle h)
                  throws javax.rules.InvalidRuleSessionException,
                         javax.rules.InvalidHandleException,
                         java.rmi.RemoteException

Removes the Object associated with the specified Handle from the rule session state of this rule session.

Specified by:

removeObject in interface javax.rules.StatefulRuleSession

Parameters:

h - the Handle for the object of interest

Throws:

javax.rules.InvalidHandleException - if the Handle is no longer valid

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

getObject

public java.lang.Object getObject(javax.rules.Handle h)
                           throws javax.rules.InvalidRuleSessionException,
                                  javax.rules.InvalidHandleException,
                                  java.rmi.RemoteException

Returns the Object associated with the specified Handle.

Specified by:

getObject in interface javax.rules.StatefulRuleSession

Parameters:

h - the Handle for the object of interest

Returns:

the Object associated with the specified Handle.

Throws:

javax.rules.InvalidHandleException - if the Handle is no longer valid

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

getHandles

public java.util.List getHandles()
                          throws javax.rules.InvalidRuleSessionException,
                                 java.rmi.RemoteException

Returns a List of Handles, one for each Object in the rule session state for this rule session.

Specified by:

getHandles in interface javax.rules.StatefulRuleSession

Returns:

a List of Handles, one for each Object in the rule session state for this rule session.

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

getObjects

public java.util.List getObjects()
                          throws javax.rules.InvalidRuleSessionException,
                                 java.rmi.RemoteException

Returns a List of all objects in the rule session state of this rule session. The objects are filtered by the default RuleExecutionSet filter (if present).

Specified by:

getObjects in interface javax.rules.StatefulRuleSession

Returns:

a List of Objects.

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

getObjects

public java.util.List getObjects(javax.rules.ObjectFilter filter)
                          throws javax.rules.InvalidRuleSessionException,
                                 java.rmi.RemoteException

Returns a List of all objects in the rule session state of this rule session. The objects are filtered by the specified filter.

Specified by:

getObjects in interface javax.rules.StatefulRuleSession

Returns:

a List of Objects.

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

executeRules

public void executeRules()
                  throws javax.rules.InvalidRuleSessionException,
                         java.rmi.RemoteException

Executes the rules in the rule execution set bound to this rule session.

Specified by:

executeRules in interface javax.rules.StatefulRuleSession

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

reset

public void reset()
           throws javax.rules.InvalidRuleSessionException,
                  java.rmi.RemoteException

Resets this rule session.

Specified by:

reset in interface javax.rules.StatefulRuleSession

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered

java.rmi.RemoteException

callFunction

public java.lang.Object callFunction(java.lang.String name)
                              throws javax.rules.InvalidRuleSessionException,
                                     java.rmi.RemoteException

Execute the RL function with no arguments, returning result.

Parameters:

name - name of RL function, optionally ruleset-qualified

Returns:

Object result of RL function

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered executing the function

java.rmi.RemoteException

callFunctionWithArgument

public java.lang.Object callFunctionWithArgument(java.lang.String name,
                                                 java.lang.Object arg)
                                          throws javax.rules.InvalidRuleSessionException,
                                                 java.rmi.RemoteException

Execute the RL function with one argument, returning result.

Parameters:

name - name of RL function, optionally ruleset-qualified

arg - Object to pass to function

Returns:

Object result of RL function

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered executing the function

java.rmi.RemoteException

callFunctionWithArgumentArray

public java.lang.Object callFunctionWithArgumentArray(java.lang.String name,
                                                      java.lang.Object[] args)
                                               throws javax.rules.InvalidRuleSessionException,
                                                      java.rmi.RemoteException

Execute the RL function with given array arguments, returning result.

Parameters:

name - name of RL function, optionally ruleset-qualified

args - array of arguments to pass to function

Returns:

Object result of RL function

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered executing the function

java.rmi.RemoteException

callFunctionWithArgumentList

public java.lang.Object callFunctionWithArgumentList(java.lang.String name,
                                                     java.util.List args)
                                              throws javax.rules.InvalidRuleSessionException,
                                                     java.rmi.RemoteException

Execute the RL function with given list of arguments, returning result.

Parameters:

name - name of RL function, optionally ruleset-qualified

args - list to pass to function

Returns:

Object result of RL function

Throws:

javax.rules.InvalidRuleSessionException - if an error is encountered executing the function

java.rmi.RemoteException

getRuleExecutionSetMetadata

public javax.rules.RuleExecutionSetMetadata getRuleExecutionSetMetadata()
                                                                 throws javax.rules.InvalidRuleSessionException,
                                                                        java.rmi.RemoteException

Specified by:

getRuleExecutionSetMetadata in interface javax.rules.RuleSession

Throws:

javax.rules.InvalidRuleSessionException

java.rmi.RemoteException

getType

public int getType()
            throws javax.rules.InvalidRuleSessionException,
                   java.rmi.RemoteException

Specified by:

getType in interface javax.rules.RuleSession

Throws:

javax.rules.InvalidRuleSessionException

java.rmi.RemoteException

release

public void release()
             throws javax.rules.InvalidRuleSessionException,
                    java.rmi.RemoteException

Specified by:

release in interface javax.rules.RuleSession

Throws:

javax.rules.InvalidRuleSessionException

java.rmi.RemoteException

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