public <T> Object CopytoBean(Object obj){
        try{
            PropertyDescriptor[] descriptors =Introspector.getBeanInfo(obj.getClass()).getPropertyDescriptors();
            for (PropertyDescriptor descriptor : descriptors) {
                String proname = descriptor.getName();
//              System.out.println("descriptor.getName()="+descriptor.getName());
                Method writeMethod = descriptor.getWriteMethod();
                if(writeMethod!=null){
//                  System.out.println(writeMethod.getName());
                    Class<?> type = descriptor.getPropertyType();
                    if(type.isAssignableFrom(Integer.class)){
                        writeMethod.invoke(obj, new Object[] { paramInt(proname) });
                    }else if(type.isAssignableFrom(Boolean.class)){
                        writeMethod.invoke(obj, new Object[] { paramBoolean(proname) });
                    }else if(type.isAssignableFrom(Long.class)){
                        writeMethod.invoke(obj, new Object[] { paramLong(proname) });
                    }else if(type.isAssignableFrom(java.util.Date.class)||type.isAssignableFrom(Date.class)){
                        writeMethod.invoke(obj, new Object[] {DateUtils.parseDate(param(proname), new String[] {"yyyy-MM-dd HH:mm:ss.SSS", "yyyy-MM-dd HH:mm:ss","yyyy-MM-dd HH:mm","yyyy-MM-dd"}) });
                    }else if(type.isAssignableFrom(Timestamp.class)){
                        writeMethod.invoke(obj, new Object[] {new Timestamp(DateUtils.parseDate(param(proname), new String[] {"yyyy-MM-dd HH:mm:ss.SSS", "yyyy-MM-dd HH:mm:ss","yyyy-MM-dd HH:mm","yyyy-MM-dd"}).getTime()) });
                    }else {
                        writeMethod.invoke(obj, new Object[] { param(proname) });
                    }

                }
            }
        }catch (Exception e) {
            e.printStackTrace();
        }
        return obj;
    }
//源代码片段来自云代码http://yuncode.net