messageconstants.java

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package com.ch6.post;

public class MessageConstants {
    
    public static final byte ERROR_NONE = 1;
    public static final byte ERROR_CANNOT_CONNECT = 2;
    public static final byte ERROR_MODEL_EXCEPTION = 3;
    public static final byte UNKNOWN_OP = 4;
   
    public static final byte OP_POST_ARTICLE = 20;
  
    private MessageConstants() {
    }
    
}