commons beanutils-动态设置属性
beanutils其实就是对反射的封装.下面做个动态设置属性的实验.
- package test.common.beanutils;
- import org.apache.commons.beanutils.PropertyUtils;
- import test.common.db.Var;
- public class BeanTest {
- public static void main(String[] args) throws Exception {
- DataValue dv = new DataValue();
- for (int i = 1; i <= 5; i++) {
- PropertyUtils.setProperty(dv, "data" + String.format("%02d", i), i);
- }
- PropertyUtils.setProperty(dv, "var", new Var());
- PropertyUtils.setProperty(dv, "var.id", "phl");
- PropertyUtils.setProperty(dv, "var.date_Time", "2010-08-04");
- // 打印看看
- for (int i = 1; i <= 5; i++) {
- System.out.println(PropertyUtils.getProperty(dv, "data" + String.format("%02d", i)));
- }
- System.out.println(PropertyUtils.getProperty(dv, "var.date_Time"));
- }
- }
- package test.common.beanutils;
- import test.common.db.Var;
- public class DataValue {
- public int data01;
- public int data02;
- public int data03;
- public int data04;
- public int data05;
- public Var var;
- public int getData01() {
- return data01;
- }
- public void setData01(int data01) {
- this.data01 = data01;
- }
- public int getData02() {
- return data02;
- }
- public void setData02(int data02) {
- this.data02 = data02;
- }
- public int getData03() {
- return data03;
- }
- public void setData03(int data03) {
- this.data03 = data03;
- }
- public int getData04() {
- return data04;
- }
- public void setData04(int data04) {
- this.data04 = data04;
- }
- public int getData05() {
- return data05;
- }
- public void setData05(int data05) {
- this.data05 = data05;
- }
- public Var getVar() {
- return var;
- }
- public void setVar(Var var) {
- this.var = var;
- }
- }
- package test.common.db;
- import org.apache.commons.lang.builder.ToStringBuilder;
- import org.apache.commons.lang.builder.ToStringStyle;
- public class Var {
- private String id;
- private float value_t;
- private String Date_Time;
- public String getId() {
- return id;
- }
- public void setId(String id) {
- this.id = id;
- }
- public float getValue_t() {
- return value_t;
- }
- public void setValue_t(float valueT) {
- value_t = valueT;
- }
- public String getDate_Time() {
- return Date_Time;
- }
- public void setDate_Time(String dateTime) {
- Date_Time = dateTime;
- }
- }