Package org.dspace.content.logic.operator

Class Nor

java.lang.Object

org.dspace.content.logic.operator.AbstractOperator

org.dspace.content.logic.operator.Nor

All Implemented Interfaces:

LogicalStatement

public class Nor
extends AbstractOperator

An operator that implements NOR by negating an OR operation.

Author:

Kim Shepherd

Constructor Summary

Constructors

Constructor	Description
Nor()	Default constructor
Nor(List<LogicalStatement> statements)	Constructor that accepts predefined list of statements as defined in item-filters.xml

Method Summary

Modifier and Type	Method	Description
boolean	getResult(Context context, Item item)	Return true if the result of OR'ing the sub-statements is false Return false otherwise

Methods inherited from class org.dspace.content.logic.operator.AbstractOperator

getStatements, setStatements

Methods inherited from class java.lang.Object

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

Constructor Detail

Nor

public Nor()

Default constructor

Nor

public Nor(List<LogicalStatement> statements)

Constructor that accepts predefined list of statements as defined in item-filters.xml

Parameters:

statements - List of logical statements

Method Detail

getResult

public boolean getResult(Context context,
                         Item item)
                  throws LogicalStatementException

Return true if the result of OR'ing the sub-statements is false Return false otherwise

Specified by:

getResult in interface LogicalStatement

Overrides:

getResult in class AbstractOperator

Parameters:

context - DSpace context

item - Item to evaluate

Returns:

boolean result of NOR

Throws:

LogicalStatementException