| /* |
| * 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.server.kerberos.protocol.codec; |
| |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| |
| import org.apache.directory.api.asn1.Asn1Object; |
| import org.apache.directory.api.asn1.EncoderException; |
| |
| |
| /** |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class KerberosEncoder |
| { |
| public static ByteBuffer encode( Asn1Object asn1Obj, boolean isTcp ) throws IOException |
| { |
| ByteBuffer kerberosMessage = null; |
| |
| int responseLength = asn1Obj.computeLength(); |
| |
| int bufferLen = responseLength; |
| |
| if ( isTcp ) |
| { |
| bufferLen += 4; |
| } |
| |
| kerberosMessage = ByteBuffer.allocate( bufferLen ); |
| |
| if ( isTcp ) |
| { |
| kerberosMessage.putInt( responseLength ); |
| } |
| |
| try |
| { |
| asn1Obj.encode( kerberosMessage ); |
| |
| kerberosMessage.flip(); |
| |
| return kerberosMessage; |
| } |
| catch ( EncoderException e ) |
| { |
| throw new IOException( e.getMessage() ); |
| } |
| } |
| } |