convert Map to Java Bean - Java Reflection

Java examples for Reflection:Java Bean

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Description

convert Map to Java Bean

Demo Code


//package com.java2s;
import java.beans.BeanInfo;
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import java.util.Map;

public class Main {
    public static Object convertMap2Bean(Class type, Map map)
            throws IntrospectionException, IllegalAccessException,
            InstantiationException, InvocationTargetException {
        BeanInfo beanInfo = Introspector.getBeanInfo(type);
        Object obj = type.newInstance();
        PropertyDescriptor[] propertyDescriptors = beanInfo
                .getPropertyDescriptors();
        for (PropertyDescriptor pro : propertyDescriptors) {
            String propertyName = pro.getName();
            if (pro.getPropertyType().getName().equals("java.lang.Class")) {
                continue;
            }/*from  w ww  . ja  v a2 s  .  c  o  m*/
            if (map.containsKey(propertyName)) {
                Object value = map.get(propertyName);
                Method setter = pro.getWriteMethod();
                setter.invoke(obj, value);
            }
        }
        return obj;
    }
}

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