1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 * 19 */ 20 21 package org.apache.directory.ldap.client.api.search; 22 23 24 /** 25 * The operators that can be used in a Filter : 26 * <ul> 27 * <li>AND: the '&' operator</li> 28 * <li>OR: the '|' operator</li> 29 * <li>NOT: the '!' operator</li> 30 * <li>EQUAL: the '=' operator</li> 31 * <li>LESS_THAN_OR_EQUAL: the '<=' operator</li> 32 * <li>GREATER_THAN_OR_EQUAL: the '>=' operator</li> 33 * <li>PRESENT: the '=*' operator</li> 34 * <li>APPROXIMATELY_EQUAL: the '~=' operator</li> 35 * </ul> 36 * 37 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 38 */ 39 /* No Qualifier */enum FilterOperator 40 { 41 AND("&"), 42 OR("|"), 43 NOT("!"), 44 APPROXIMATELY_EQUAL("~="), 45 EQUAL("="), 46 PRESENT("=*"), 47 GREATER_THAN_OR_EQUAL(">="), 48 LESS_THAN_OR_EQUAL("<="), 49 EXTENSIBLE_EQUAL(":="); 50 51 /** The String representing the operator in a FIlter */ 52 private String operator; 53 54 55 /** 56 * Creates a new instance of FilterOperator. 57 */ 58 FilterOperator( String operator ) 59 { 60 this.operator = operator; 61 } 62 63 64 /** 65 * @return The String representation of the operator 66 */ 67 public String operator() 68 { 69 return operator; 70 } 71 }