PropertyUtils.getProperty的用法:相对于getXXX方法,取得其值.PropertyUtils.setProperty的用法:相对于setXXX方法,设置其值.import java.lang.reflect.InvocationTargetException;import org.apache.commons.beanutils.PropertyUtils;import vo.User;public class Test1 ...{ /** *//** * @param args */ public static void main(String[] args) ...{ // TODO Auto-generated method stub try ...{ User aab=new User(); PropertyUtils.setProperty(aab, "username", "12"); System.out.println(PropertyUtils.getProperty(aab,"username")); } catch (IllegalAccessException e) ...{ // TODO Auto-generated catch block e.printStackTrace(); } catch (InvocationTargetException e) ...{ // TODO Auto-generated catch block e.printStackTrace(); } catch (NoSuchMethodException e) ...{ // TODO Auto-generated catch block e.printStackTrace(); } }}