| /* |
| * 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.directory.ldap.client.api.search; |
| |
| |
| import org.apache.directory.api.ldap.model.filter.FilterEncoder; |
| |
| |
| /** |
| * A class to represent the various filters that take a value, like =, <=, >= or ~=. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| /* No qualifier*/final class AttributeValueAssertionFilter extends AbstractFilter |
| { |
| /** The associated attribute */ |
| private String attribute; |
| |
| /** The filter value */ |
| private String value; |
| |
| /** The Filter operator */ |
| private FilterOperator operator; |
| |
| |
| /** |
| * Creates a new instance of AttributeValueAssertionFilter. |
| */ |
| private AttributeValueAssertionFilter( String attribute, String value, FilterOperator operator ) |
| { |
| this.attribute = attribute; |
| this.value = value; |
| this.operator = operator; |
| } |
| |
| |
| /** |
| * Creates an Approximate Filter : ( <attribute> ~= <value> ) |
| * |
| * @param attribute The AttributeType |
| * @param value The Value |
| * @return An instance of the Approximate Filter |
| */ |
| public static AttributeValueAssertionFilter approximatelyEqual( String attribute, String value ) |
| { |
| return new AttributeValueAssertionFilter( attribute, value, FilterOperator.APPROXIMATELY_EQUAL ); |
| } |
| |
| |
| /** |
| * Creates an equal Filter : ( <attribute> = <value> ) |
| * |
| * @param attribute The AttributeType |
| * @param value The Value |
| * @return An instance of the Equal Filter |
| */ |
| public static AttributeValueAssertionFilter equal( String attribute, String value ) |
| { |
| return new AttributeValueAssertionFilter( attribute, value, FilterOperator.EQUAL ); |
| } |
| |
| |
| /** |
| * Creates a Greater Than Or Equal Filter : ( <attribute> >= <value> ) |
| * |
| * @param attribute The AttributeType |
| * @param value The Value |
| * @return An instance of the Greater Than Or Equal Filter |
| */ |
| public static AttributeValueAssertionFilter greaterThanOrEqual( String attribute, String value ) |
| { |
| return new AttributeValueAssertionFilter( attribute, value, FilterOperator.GREATER_THAN_OR_EQUAL ); |
| } |
| |
| |
| /** |
| * Creates a Less Than Or Equal Filter : ( <attribute> <= <value> ) |
| * |
| * @param attribute The AttributeType |
| * @param value The Value |
| * @return An instance of the Less Than Or Equal Filter |
| */ |
| public static AttributeValueAssertionFilter lessThanOrEqual( String attribute, String value ) |
| { |
| return new AttributeValueAssertionFilter( attribute, value, FilterOperator.LESS_THAN_OR_EQUAL ); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public StringBuilder build( StringBuilder builder ) |
| { |
| return builder.append( "(" ).append( attribute ) |
| .append( operator.operator() ) |
| .append( FilterEncoder.encodeFilterValue( value ) ).append( ")" ); |
| } |
| } |