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    
023    import org.apache.directory.shared.ldap.entry.Value;
024    
025    
026    /**
027     * A assertion value node for Equality.
028     * 
029     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
030     * @version $Revision: 519266 $
031     */
032    public class EqualityNode<T> extends SimpleNode<T>
033    {
034        /**
035         * Creates a new Equality object.
036         * 
037         * @param attribute the attribute name
038         * @param value the value to test for
039         */
040        public EqualityNode( String attribute, Value<T> value )
041        {
042            super( attribute, value, AssertionType.EQUALITY );
043        }
044    
045        /**
046         * Makes a full clone in new memory space of the current node and children
047         * 
048         * @return the clone
049         */
050        @Override public ExprNode clone()
051        {
052            return super.clone();
053        }
054    
055    
056        /**
057         * Creates a new Equality object.
058         * 
059         * @param attribute the attribute name
060         * @param value the value to test for
061         * @param assertionType The node's type
062         */
063        protected EqualityNode( String attribute, Value<T> value, AssertionType assertionType )
064        {
065            super( attribute, value, assertionType );
066        }
067    
068    
069        /**
070         * @see Object#toString()
071         * @return A string representing the AndNode
072         */
073        public String toString()
074        {
075            StringBuilder buf = new StringBuilder();
076        
077            buf.append( '(' ).append( getAttribute() ).append( "=" ).append( getEscapedValue() );
078    
079            buf.append( super.toString() );
080            
081            buf.append( ')' );
082            
083            return buf.toString();
084        }
085    }