java反射出字段信息和值

/**
*
*/
package test;import java.lang.reflect.Field;
import java.lang.reflect.Modifier;/**
* @author Administrator
*
*/
public class testmain {/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
ServiceLaunchPack a = new testmain.ServiceLaunchPack();
a.Catagory = "11111111111111";
a.getFields(a);
}public static class ServiceLaunchPack {
public String ID;
public String Name;public String Catagory;
public String Catagory2;
public String PreFee;
public String Method;
public String PubMobile;
public String MultiDate;
public String Cover;
public String Images;
public String Content;
public String Area;
public String Street;
public String Address;
public String Latitude;
public String Longitude;
public String Enable;
public String Audit;
public String CreateTime;public ServiceLaunchPack() {
// TODO Auto-generated constructor stub
}void getFields(ServiceLaunchPack obj) {
try {
if (obj == null)
return;
Field[] fieldlist = obj.getClass().getDeclaredFields();
for (int i = 0; i < fieldlist.length; i++) {
Field fld = fieldlist[i];
System.out.println("decl class = " + fld.getDeclaringClass());
System.out.println("type = " + fld.getType());
int mod = fld.getModifiers();
System.out.println("modifiers = " + Modifier.toString(mod));// int i = i;
fieldlist[i].setAccessible(true);
// 字段值
if (fieldlist[i].getType().getName().equals(java.lang.String.class.getName())) {
// String type
try {
//字段名
System.out.print( fld.getName()+" = " );
System.out.println(fieldlist[i].get(obj));
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (fieldlist[i].getType().getName().equals(java.lang.Integer.class.getName()) || fieldlist[i].getType().getName().equals("int")) {
// Integer type
try {
System.out.println(fieldlist[i].getInt(obj));
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
// 其他类型。。。
System.out.println("----------\n");
}
} catch (Throwable e) {
System.err.println(e);
}
}}}