content: /*
   * 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.predicate.NotPredicate;
  import org.apache.ambari.server.controller.spi.Predicate;
  
  /**
   * Not unary operator implementation.
   */
  public class NotOperator extends AbstractOperator implements LogicalOperator {
  
    /**
     * Constructor.
     *
     * @param ctxPrecedence  the precedence value of the current context
     */
    public NotOperator(int ctxPrecedence) {
      super(ctxPrecedence);
    }
  
    @Override
    public TYPE getType() {
      return TYPE.NOT;
    }
  
    @Override
    public String getName() {
      return "NotOperator";
    }
  
    @Override
    public int getBasePrecedence() {
      return 3;
    }
  
    @Override
    public Predicate toPredicate(Predicate left, Predicate right) {
      return new NotPredicate(right);
    }
  
    @Override
    public String toString() {
      return getName() + "[precedence=" + getPrecedence() + "]";
    }
  }
  