java中将bean转为map (原创)

java中将bean转为map

import java.beans.BeanInfo;
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;

public class MyBeanUtil {
	
	/**
     *  将bean转换成map
     * @Description:   
     */
    public static Map<String, Object> beanToMap(Object o) {
        if (o == null) {
            return null;
        }
       
        Map<String, Object> map = new HashMap<String, Object>();
        BeanInfo info = null;
        try {
            info = Introspector.getBeanInfo(o.getClass());
        } catch (IntrospectionException e) {
            e.printStackTrace();
        }
        for (PropertyDescriptor pd : info.getPropertyDescriptors()) {
            Method reader = pd.getReadMethod();
            if (reader != null && !"class".equals(pd.getName())) {
                try {
                    map.put(pd.getName(), reader.invoke(o));
                } catch (Exception e) {
                   e.printStackTrace();
                }
            }
        }
        return map;

    }

}