java Source

/**
  * 類反射實現動態類調用
  * @param instance  一個信息獲取類的實例
  * @param methodName 方法名稱
  * @param classes 參數類型數組
  * @param objects 參數數組
  * @return Object 返回了方法執行后的結果
  */
 private Object invokeInstanceMethod(
            final Object instance, final String methodName,
   final Class[] classes, final Object[] objects) {
        try {
            Method method;
            try {
                method = instance.getClass().getDeclaredMethod(methodName, classes);
            }
            catch (NoSuchMethodException e) {
                method = instance.getClass().getMethod(methodName, classes);
            }
            method.setAccessible(true);
            return method.invoke(instance, objects);
        }
        catch (NoSuchMethodException e) {
            throw new RuntimeException(e.getMessage());
        }
        catch (IllegalAccessException e) {
            throw new RuntimeException(e.getMessage());
        }
        catch (InvocationTargetException e) {
            throw new RuntimeException(e.getTargetException().getMessage());
        }
    }

 /* （非 Javadoc）
  * @see com.eware.dataBaseOperation.dataOperateToolKit
  * .dataBaseOperate.InterFaceGetOwnerDataInfo#getOwnerTables()
  */
 /**
  * 實現了接口方法獲取當前用戶所有表的信息
  */
 public ResultSet getOwnerTables() {
  // TODO 自動生成方法存根
  return (ResultSet)invokeInstanceMethod(goic, "getOwnerTables",
    new Class[]{}, new Object[]{});
 }