01: package org.obe.sql; 02: 03: /** 04: * @author Adrian Price 05: */ 06: public abstract class SQLInvertibleClause extends SQLArithmeticExpr { 07: protected boolean invert; 08: 09: protected SQLInvertibleClause(int i) { 10: super (i); 11: } 12: 13: public final void invert() { 14: invert = true; 15: } 16: }