org.sql.generation.api.grammar.booleans.BinaryPredicate Maven / Gradle / Ivy
/*
* Copyright (c) 2010, Stanislav Muhametsin. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.sql.generation.api.grammar.booleans;
import org.sql.generation.api.grammar.common.NonBooleanExpression;
/**
* A common interface for all boolean expressions taking two value expressions and having some operator between them.
*
* @author Stanislav Muhametsin
*/
public interface BinaryPredicate
extends Predicate
{
/**
* Returns the expression on the left side of the operator.
*
* @return The expression on the left side of the operator.
*/
public NonBooleanExpression getLeft();
/**
* Returns the expression on the right side of the operator.
*
* @return The expression on the right side of the operator.
*/
public NonBooleanExpression getRight();
}