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      1 /*
      2  * Licensed to the Apache Software Foundation (ASF) under one or more
      3  * contributor license agreements.  See the NOTICE file distributed with
      4  * this work for additional information regarding copyright ownership.
      5  * The ASF licenses this file to You under the Apache License, Version 2.0
      6  * (the "License"); you may not use this file except in compliance with
      7  * the License.  You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *
     15  *  See the License for the specific language governing permissions and
     16  *  limitations under the License.
     17  */
     18 
     19 /**
     20  * @author Khen G. Kim
     21  */
     22 
     23 /**
     24  * Created on 10.01.2004
     25  */
     26 package org.apache.harmony.jpda.tests.framework.jdwp;
     27 
     28 import org.apache.harmony.jpda.tests.framework.jdwp.Packet;
     29 
     30 /**
     31  * This class represents JDWP reply packet.
     32  */
     33 public class ReplyPacket extends Packet {
     34 
     35     private final int ERROR_CODE_INDEX = 9;
     36 
     37     private short error_code;
     38 
     39     /**
     40      * A default constructor that creates an empty ReplyPacket with empty header
     41      * and no data.
     42      */
     43     public ReplyPacket() {
     44         super();
     45     }
     46 
     47     /**
     48      * A constructor that creates ReplyPacket from array of bytes including
     49      * header and data sections.
     50      *
     51      * @param p
     52      *            the JDWP packet, given as array of bytes.
     53      */
     54     public ReplyPacket(byte p[]) {
     55         super(p);
     56         error_code = (short) super.readFromByteArray(p, ERROR_CODE_INDEX,
     57                 Packet.SHORT_SIZE);
     58     }
     59 
     60     /**
     61      * Sets the error code value of the header of the ReplyPacket as short.
     62      *
     63      * @param val
     64      *            the error code.
     65      */
     66     public void setErrorCode(short val) {
     67         error_code = val;
     68     }
     69 
     70     /**
     71      * Gets the error code value of the header of the ReplyPacket.
     72      *
     73      * @return the error code value of the header of the ReplyPacket.
     74      */
     75     public short getErrorCode() {
     76         return error_code;
     77     }
     78 
     79     /**
     80      * Gets the representation of the ReplyPacket as array of bytes in the JDWP
     81      * format including header and data sections.
     82      *
     83      * @return the representation of the ReplyPacket as array of bytes in the
     84      *         JDWP format.
     85      */
     86     public byte[] toBytesArray() {
     87         byte res[] = super.toBytesArray();
     88         super.writeAtByteArray(error_code, res, ERROR_CODE_INDEX,
     89                 Packet.SHORT_SIZE);
     90         return res;
     91     }
     92 }
     93