touppercasebean.java

来自「加拿大达内科技有限公司配需java程序员的上课时的代码」· Java 代码 · 共 33 行

package ioc9;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanPostProcessor;
import java.lang.reflect.*;
public class ToUpperCaseBean implements BeanPostProcessor{

	public Object postProcessAfterInitialization(Object arg0, String arg1) throws BeansException {
		// TODO Auto-generated method stub
		Field[] fields = arg0.getClass().getDeclaredFields();
		AccessibleObject.setAccessible(fields, true);
		try{
			for(int i=0;i<fields.length;i++){
				if(fields[i].getType().equals(java.lang.String.class)){
					String origVal = (String) fields[i].get(arg0);
					String aimVal = origVal.toUpperCase();
					fields[i].set(arg0, aimVal);
				}
			}
		}catch(Exception e){
			e.printStackTrace();
		}
		
		return arg0;
	}

	public Object postProcessBeforeInitialization(Object arg0, String arg1) throws BeansException {
		// TODO Auto-generated method stub
		return arg0;
	}

}