net.ontopia.persistence.query.sql
Class SQLFalse

java.lang.Object
  net.ontopia.persistence.query.sql.SQLFalse

All Implemented Interfaces:

SQLExpressionIF

public class SQLFalse
extends Object
implements SQLExpressionIF

INTERNAL: SQL condition: expression that always evaluates to false

Field Summary

Fields inherited from interface net.ontopia.persistence.query.sql.SQLExpressionIF

AND, EQUALS, EXISTS, FALSE, IN, IS_NULL, JOIN, LIKE, NOT, NOT_EQUALS, OR, SET_OPERATION, VALUE_EXPRESSION, VERBATIM

Constructor Summary

SQLFalse()

Method Summary

static SQLFalse	getInstance()
int	getType() INTERNAL: Returns the expression type.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLFalse

public SQLFalse()

Method Detail

getInstance

public static SQLFalse getInstance()

getType

public int getType()

Description copied from interface: SQLExpressionIF

INTERNAL: Returns the expression type. The type is represented by one of the constants in the SQLExpressionIF interface.

Specified by:

getType in interface SQLExpressionIF

toString

public String toString()

Overrides:

toString in class Object