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      1 /*
      2  * Copyright (C) 2009 Google Inc.  All rights reserved.
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.google.polo.pairing.message;
     18 
     19 /**
     20  * Object implementing the internal representation of the protocol message
     21  * 'CONFIGURATION'.
     22  */
     23 public class ConfigurationMessage extends PoloMessage {
     24 
     25   /**
     26    * The encoding component of the message.
     27    */
     28   private EncodingOption mEncoding;
     29 
     30   /**
     31    * The client role component of the message.
     32    */
     33   private OptionsMessage.ProtocolRole mClientRole;
     34 
     35   public ConfigurationMessage(EncodingOption enc,
     36       OptionsMessage.ProtocolRole role) {
     37     super(PoloMessage.PoloMessageType.CONFIGURATION);
     38     mEncoding = enc;
     39     mClientRole = role;
     40   }
     41 
     42   public EncodingOption getEncoding() {
     43     return mEncoding;
     44   }
     45 
     46   public OptionsMessage.ProtocolRole getClientRole() {
     47     return mClientRole;
     48   }
     49 
     50   @Override
     51   public String toString() {
     52     StringBuilder ret = new StringBuilder();
     53     ret.append("[");
     54     ret.append(getType());
     55     ret.append(" encoding=");
     56     ret.append(mEncoding);
     57     ret.append(", client_role=");
     58     ret.append(mClientRole);
     59     ret.append("]");
     60     return ret.toString();
     61   }
     62 
     63   @Override
     64   public boolean equals(Object obj) {
     65     if (this == obj) {
     66       return true;
     67     }
     68 
     69     if (!(obj instanceof ConfigurationMessage)) {
     70       return false;
     71     }
     72 
     73     ConfigurationMessage other = (ConfigurationMessage) obj;
     74 
     75     if (mEncoding == null) {
     76       if (other.mEncoding != null) {
     77         return false;
     78       }
     79     } else if (!mEncoding.equals(other.mEncoding)) {
     80       return false;
     81     }
     82 
     83     if (mClientRole == null) {
     84       if (other.mClientRole != null) {
     85         return false;
     86       }
     87     } else if (!mClientRole.equals(other.mClientRole)) {
     88       return false;
     89     }
     90 
     91     return true;
     92   }
     93 
     94 }
     95