NET/worlds/network/ObjID.java


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package NET.worlds.network;

import java.io.IOException;

public class ObjID {
   private int _shortObjID;
   private String _longObjID;

   public ObjID(int id) {
      this._shortObjID = id;
      this._longObjID = null;
   }

   public ObjID(String id) {
      this._shortObjID = 0;
      if (id.startsWith("!")) {
         id = id.substring(1);
      }

      this._longObjID = id;
   }

   public ObjID() {
      this._shortObjID = 0;
      this._longObjID = null;
   }

   public int shortID() {
      return this._shortObjID;
   }

   public String longID() {
      return this._longObjID;
   }

   void parseNetData(ServerInputStream data) throws IOException {
      this._shortObjID = data.readUnsignedByte();
      if (this._shortObjID == 0) {
         this._longObjID = data.readUTF();
      }
   }

   int packetSize() {
      return this._longObjID != null ? 2 + ServerOutputStream.utfLength(this._longObjID) : 1;
   }

   void send(ServerOutputStream o) throws IOException {
      if (this._longObjID != null) {
         o.writeByte(0);
         o.writeUTF(this._longObjID);
      } else {
         assert this._shortObjID == 1 || this._shortObjID >= 253;

         o.writeByte(this._shortObjID);
      }
   }

   public String toString(WorldServer serv) {
      return this._longObjID != null ? this._longObjID : Integer.toString(this._shortObjID) + "[" + serv.getLongID(this) + "]";
   }

   @Override
   public String toString() {
      return this._longObjID != null ? this._longObjID : "[#" + Integer.toString(this._shortObjID) + "]";
   }
}