问一个javabean的问题 - 黑马程序员技术交流社区

import java.beans.IntrospectionException;
import java.lang.reflect.InvocationTargetException;
import org.apache.commons.beanutils.BeanUtils;
public class Demo9 {
public static void main(String[] args) throws IntrospectionException, IllegalArgumentException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {
PointDemo9 pd9 = new PointDemo9(3,4);
BeanUtils.setProperty(pd9, "x", "59");
}
}
class PointDemo9 {
private int x;
private int y;
public PointDemo9(int x, int y) {
super();
this.x = x;
this.y = y;
}
public int getX() {
return x;
}
public void setX(int x) {
this.x = x;
}
public int getY() {
return y;
}
public void setY(int y) {
this.y = y;
}
}

复制代码