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.message;
021    
022    
023    import java.util.Arrays;
024    
025    /**
026     * Lockable ExtendedResponse implementation
027     * 
028     * @author <a href="mailto:dev@directory.apache.org"> Apache Directory Project</a>
029     * @version $Rev: 764131 $
030     */
031    public class ExtendedResponseImpl extends InternalAbstractResultResponse implements InternalExtendedResponse
032    {
033        static final long serialVersionUID = -6646752766410531060L;
034    
035        /** Object identifier for the extended response */
036        protected String oid;
037    
038        /** Values encoded in the extended response payload */
039        protected byte[] value;
040    
041    
042        // ------------------------------------------------------------------------
043        // Constructors
044        // ------------------------------------------------------------------------
045    
046        /**
047         * Creates a Lockable ExtendedResponse as a reply to an ExtendedRequest.
048         * 
049         * @param id
050         *            the session unique message id
051         */
052        public ExtendedResponseImpl( final int id, String oid )
053        {
054            super( id, TYPE );
055            this.oid = oid;
056        }
057    
058    
059        public ExtendedResponseImpl( int id )
060        {
061            super( id, TYPE );
062        }
063    
064    
065        // ------------------------------------------------------------------------
066        // ExtendedResponse Interface Method Implementations
067        // ------------------------------------------------------------------------
068    
069        /**
070         * Gets the reponse OID specific encoded response values.
071         * 
072         * @return the response specific encoded response values.
073         */
074        public byte[] getResponse()
075        {
076            if ( value == null )
077            {
078                return null;
079            }
080    
081            final byte[] copy = new byte[ value.length ];
082            System.arraycopy( value, 0, copy, 0, value.length );
083            return copy;
084        }
085    
086    
087        /**
088         * Sets the response OID specific encoded response values.
089         * 
090         * @param value
091         *            the response specific encoded response values.
092         */
093        public void setResponse( byte[] value )
094        {
095            if ( value != null )
096            {
097                this.value = new byte[ value.length ];
098                System.arraycopy( value, 0, this.value, 0, value.length );
099            } else {
100                this.value = null;
101            }
102        }
103        
104        
105        public void setOid( String oid )
106        {
107            this.oid = oid;
108        }
109    
110    
111        /**
112         * Gets the OID uniquely identifying this extended response (a.k.a. its
113         * name).
114         * 
115         * @return the OID of the extended response type.
116         */
117        public String getResponseName()
118        {
119            return oid;
120        }
121    
122    
123        /**
124         * Sets the OID uniquely identifying this extended response (a.k.a. its
125         * name).
126         * 
127         * @param oid
128         *            the OID of the extended response type.
129         */
130        public void setResponseName( String oid )
131        {
132            this.oid = oid;
133        }
134    
135    
136        /**
137         * Checks to see if an object equals this ExtendedRequest.
138         * 
139         * @param obj
140         *            the object to be checked for equality
141         * @return true if the obj equals this ExtendedRequest, false otherwise
142         */
143        public boolean equals( Object obj )
144        {
145            if ( obj == this )
146            {
147                return true;
148            }
149    
150            if ( !super.equals( obj ) )
151            {
152                return false;
153            }
154            
155            if ( !( obj instanceof InternalExtendedResponse ) )
156            {
157                return false;
158            }
159    
160            InternalExtendedResponse resp = ( InternalExtendedResponse ) obj;
161    
162            if ( oid != null && resp.getResponseName() == null )
163            {
164                return false;
165            }
166    
167            if ( oid == null && resp.getResponseName() != null )
168            {
169                return false;
170            }
171    
172            if ( oid != null && resp.getResponseName() != null )
173            {
174                if ( !oid.equals( resp.getResponseName() ) )
175                {
176                    return false;
177                }
178            }
179    
180            if ( value != null && resp.getResponse() == null )
181            {
182                return false;
183            }
184    
185            if ( value == null && resp.getResponse() != null )
186            {
187                return false;
188            }
189    
190            if ( value != null && resp.getResponse() != null )
191            {
192                if ( !Arrays.equals( value, resp.getResponse() ) )
193                {
194                    return false;
195                }
196            }
197    
198            return true;
199        }
200    
201    
202        public String getID()
203        {
204            return getResponseName();
205        }
206    
207    
208        public byte[] getEncodedValue()
209        {
210            return getResponse();
211        }
212    }