001    /*
002     *  Licensed to the Apache Software Foundation (ASF) under one
003     *  or more contributor license agreements.  See the NOTICE file
004     *  distributed with this work for additional information
005     *  regarding copyright ownership.  The ASF licenses this file
006     *  to you under the Apache License, Version 2.0 (the
007     *  "License"); you may not use this file except in compliance
008     *  with the License.  You may obtain a copy of the License at
009     *  
010     *    http://www.apache.org/licenses/LICENSE-2.0
011     *  
012     *  Unless required by applicable law or agreed to in writing,
013     *  software distributed under the License is distributed on an
014     *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     *  KIND, either express or implied.  See the License for the
016     *  specific language governing permissions and limitations
017     *  under the License. 
018     *  
019     */
020    package org.apache.directory.shared.ldap.filter;
021    
022    import org.apache.directory.shared.ldap.entry.Value;
023    
024    /**
025     * A simple assertion value node.
026     * 
027     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
028     * @version $Revision: 519266 $
029     */
030    public class ApproximateNode<T> extends SimpleNode<T>
031    {
032        /**
033         * Creates a new ApproximateNode object.
034         * 
035         * @param attribute the attribute name
036         * @param value the value to test for
037         */
038        public ApproximateNode( String attribute, Value<T> value )
039        {
040            super( attribute, value, AssertionType.APPROXIMATE );
041        }
042    
043        
044        /**
045         * Return a cloned node
046         */
047        @Override public ExprNode clone()
048        {
049            return super.clone();
050        }
051        
052        
053        /**
054         * @see Object#toString()
055         * @return A string representing the AndNode
056         */
057        public String toString()
058        {
059            StringBuilder buf = new StringBuilder();
060        
061            buf.append( '(' ).append( getAttribute() ).append( "~=" ).append( getEscapedValue() );
062    
063            buf.append( super.toString() );
064            
065            buf.append( ')' );
066            
067            return buf.toString();
068        }
069    }