/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.apache.ambari.server.api.predicate.operators; import org.apache.ambari.server.controller.spi.Predicate; /** * Logical operator external representation. */ public interface LogicalOperator extends Operator { /** * Create a predicate for this logical operator. * * @param left left operand * @param right right operand * @return a predicate instance for this operator */ Predicate toPredicate(Predicate left, Predicate right); }