
com.redhat.lightblue.assoc.qrew.rules.ExtendNINsInAND Maven / Gradle / Ivy
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/*
Copyright 2013 Red Hat, Inc. and/or its affiliates.
This file is part of lightblue.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
package com.redhat.lightblue.assoc.qrew.rules;
import com.redhat.lightblue.query.NaryLogicalOperator;
import com.redhat.lightblue.query.NaryRelationalOperator;
import com.redhat.lightblue.query.BinaryComparisonOperator;
import com.redhat.lightblue.assoc.qrew.Rewriter;
/**
* If
*
* q={$and:{...,{$nin:{field:x,values:[v]},..,{field:x,op:!=,rvalue:w}...}}
*
* this rewrites q as
*
* q={$and:{...,{$nin:{field:x,values:[v, w]}},...}}
*
*/
public class ExtendNINsInAND extends ExtendRelationalInLogical {
public static final Rewriter INSTANCE=new ExtendNINsInAND();
public ExtendNINsInAND() {
super(NaryLogicalOperator._and,
BinaryComparisonOperator._neq,
NaryRelationalOperator._not_in);
}
}
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