cmppfactory.java

来自「使用华为cmpp2.0网关」· Java 代码 · 共 34 行

package com.hoten.cmpp.type;
import com.hoten.cmpp.CMPP_Service;
import java.util.*;
/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

public abstract class CMPPFactory {
  protected abstract CMPP_Service creat();
  private static Map factories = new HashMap();

  protected static void addFactory(String id ,CMPPFactory cmpp){
    factories.put(id,cmpp);
  }
  public static final CMPP_Service creatCMPP(String id){
    if(!factories.containsKey(id)){
      try {
        Class.forName(id);
      }
      catch (ClassNotFoundException ex) {
        throw new RuntimeException("Error:"+id);
      }
      if(!factories.containsKey(id)){
        throw new RuntimeException("Bad Shape Creation:"+id);
      }
    }
    return ((CMPPFactory)factories.get(id)).creat();
  }
}