2
에 문제가 있습니다. java.lang.IllegalStateException ... 코드를 실행하는 동안 왜 throw되는지 알 수 없습니다. 아래 코드를 붙여 넣습니다. 내가 최대 절전 모드와 스트럿츠 프레임 워크를 사용하고 ...IllegalStateException 문제
package dao;
import com.opensymphony.xwork2.ActionSupport;
import java.io.PrintWriter;
import java.util.Iterator;
import java.util.List;
import javax.swing.JOptionPane;
import org.apache.struts2.ServletActionContext;
import org.hibernate.Criteria;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.Order;
import persistence.HibernateUtil;
import pojo.Photo;
public class GetImages extends ActionSupport{
int limit;
public int getLimit() {
return limit;
}
public void setLimit(int limit) {
this.limit = limit;
}
@Override
public String execute() throws Exception{
ServletActionContext.getResponse().setContentType("text/html");
PrintWriter pw = ServletActionContext.getResponse().getWriter();
SessionFactory sf = HibernateUtil.getSf();
Session ss = sf.openSession();
String returnText = "";
Criteria cr = ss.createCriteria(Photo.class);
cr.addOrder(Order.desc("uploadTime"));
cr.setFirstResult(0);
cr.setMaxResults(getLimit());
List<Photo> li = cr.list();
Iterator<Photo> it = li.iterator();
if(!(it.hasNext())){
return ERROR;
}
while(it.hasNext()){
Photo p = it.next();
returnText = returnText + p.getPhotoName().trim()+"\"\""+(String.valueOf(p.getUploadTime())).trim()+"\"\""+p.getTitle().trim()+"\"\""+p.getDescription().trim()+ "\'\'\n";
}
returnText = returnText.substring(0, returnText.length()-2);
JOptionPane.showMessageDialog(null, returnText);
pw.println(returnText);
pw.flush();
pw.close();
ss.close();
sf.close();
return SUCCESS;
}
}