com.metamatrix.query.sql.lang
Class NotCriteria

java.lang.Object
  com.metamatrix.query.sql.lang.Criteria
      com.metamatrix.query.sql.lang.LogicalCriteria
          com.metamatrix.query.sql.lang.AtomicCriteria
              com.metamatrix.query.sql.lang.NotCriteria

All Implemented Interfaces:

LanguageObject, java.io.Serializable, java.lang.Cloneable

public class NotCriteria
extends AtomicCriteria

A logical criteria that takes the logical NOT of the contained criteria. That is, if the contained criteria returns true, this criteria returns false. For example: "NOT (element = 5)"

See Also:

Serialized Form

Constructor Summary

NotCriteria()
Constructs a default instance of this class.

NotCriteria(Criteria crit)
Constructs an instance of this class with sub-criteria.

Method Summary

void	acceptVisitor(LanguageVisitor visitor) Method for accepting a visitor.
java.lang.Object	clone() Deep copy of object
boolean	equals(java.lang.Object obj) Compare equality of two AtomicCriteria.
int	hashCode() Get hash code

Methods inherited from class com.metamatrix.query.sql.lang.AtomicCriteria

getCriteria, setCriteria

Methods inherited from class com.metamatrix.query.sql.lang.Criteria

combineCriteria, combineCriteria, combineCriteria, separateCriteriaByAnd, toConjunctiveNormalForm, toDisjunctiveNormalForm, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

NotCriteria

public NotCriteria()

Constructs a default instance of this class.

NotCriteria

public NotCriteria(Criteria crit)

Constructs an instance of this class with sub-criteria.

Parameters:

crit - Contained criteria

Method Detail

acceptVisitor

public void acceptVisitor(LanguageVisitor visitor)

Description copied from interface: LanguageObject

Method for accepting a visitor. It is the responsibility of the language object to call back on the visitor.

Parameters:

visitor - Visitor being used

equals

public boolean equals(java.lang.Object obj)

Compare equality of two AtomicCriteria.

Overrides:

equals in class java.lang.Object

Parameters:

obj - Other object

Returns:

True if equivalent

hashCode

public int hashCode()

Get hash code

Overrides:

hashCode in class java.lang.Object

Returns:

Hash code

clone

public java.lang.Object clone()

Deep copy of object

Specified by:

clone in interface LanguageObject

Specified by:

clone in class AtomicCriteria

Returns:

Deep copy of object