basedefine.java

一种基于dao的实现,用于电量计量系统,支持weblogic websphere

package pbs.service.defineobject;

import java.io.*;
import pbs.service.vo.value_object;
import java.lang.reflect.Method;
import java.lang.reflect.InvocationTargetException;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public abstract class baseDefine
    implements Serializable {
  public int foreignKeyNo;
  public String foreignDefineObject;
  public String setMethod;
  public String getMethod;

  public defineObject newInstanceForeignObject() {
    if (foreignDefineObject != null) {
      try {
        defineObject object = (defineObject) Class.forName(
            foreignDefineObject).newInstance();
        return object;
      }
      catch (ClassNotFoundException ex) {
        //To Logs:
        ex.printStackTrace();
      }
      catch (IllegalAccessException ex) {
        //To Logs:
        ex.printStackTrace();
      }
      catch (InstantiationException ex) {
        //To Logs:
        ex.printStackTrace();
      }
    }
    return null;
  }

  public Object invokeGetMethod(value_object vo) {
    if (vo != null) {
      Method method = null;
      try {
        method = vo.getClass().getMethod(getMethod, null);
      }
      catch (SecurityException ex) {
        //To Logs:
        ex.printStackTrace();
      }
      catch (NoSuchMethodException ex) {
        //To Logs:
        ex.printStackTrace();
      }
      if (method != null) {
        try {
          return method.invoke(vo, null);
        }
        catch (InvocationTargetException ex) {
          //To Logs:
          ex.printStackTrace();
        }
        catch (IllegalArgumentException ex) {
          //To Logs:
          ex.printStackTrace();
        }
        catch (IllegalAccessException ex) {
          //To Logs:
          ex.printStackTrace();
        }
      }
    }
    return null;
  }

  public void invokeSetMethod(value_object vo, Object argment) {
    if (vo != null && argment != null) {
      Method method = null;
      try {
        Class[] args = new Class[1];
        args[0] = argment.getClass();
        method = vo.getClass().getMethod(getMethod, args);
      }
      catch (SecurityException ex) {
        //To Logs:
        ex.printStackTrace();
      }
      catch (NoSuchMethodException ex) {
        //To Logs:
        ex.printStackTrace();
      }
      if (method != null) {
        try {
          Object[] args = new Object[1];
          args[0] = argment;
          method.invoke(vo, args);
        }
        catch (InvocationTargetException ex) {
          //To Logs:
          ex.printStackTrace();
        }
        catch (IllegalArgumentException ex) {
          //To Logs:
          ex.printStackTrace();
        }
        catch (IllegalAccessException ex) {
          //To Logs:
          ex.printStackTrace();
        }
      }
    }
  }
}