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 package org.apache.directory.server.kerberos.changepwd.io; 21 22 23 import java.nio.ByteBuffer; 24 25 import org.apache.directory.api.asn1.EncoderException; 26 import org.apache.directory.server.kerberos.changepwd.messages.AbstractPasswordMessage; 27 28 29 public class ChangePasswordEncoder 30 { 31 public static ByteBuffer encode( AbstractPasswordMessage chngPwdMsg, boolean isTcp ) throws EncoderException 32 { 33 int len = chngPwdMsg.computeLength(); 34 35 ByteBuffer buf; 36 if ( isTcp ) 37 { 38 buf = ByteBuffer.allocate( len + 4 ); 39 buf.putInt( len ); 40 } 41 else 42 { 43 buf = ByteBuffer.allocate( len ); 44 } 45 46 buf = chngPwdMsg.encode( buf ); 47 buf.flip(); 48 49 return buf; 50 } 51 }