?? imagecontroller.java
字號:
package org.springframework.samples.imagedb.web;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.samples.imagedb.ImageDatabase;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.multiaction.MultiActionController;
/**
* MultiActionController for the image list/upload UI.
*
* @author Juergen Hoeller
* @since 07.01.2004
*/
public class ImageController extends MultiActionController {
private ImageDatabase imageDatabase;
public void setImageDatabase(ImageDatabase imageDatabase) {
this.imageDatabase = imageDatabase;
}
public ModelAndView showImageList(HttpServletRequest request, HttpServletResponse response) throws Exception {
return new ModelAndView("imageList", "images", this.imageDatabase.getImages());
}
public ModelAndView streamImageContent(HttpServletRequest request, HttpServletResponse response) throws Exception {
this.imageDatabase.streamImage(request.getParameter("name"), response.getOutputStream());
return null;
}
public ModelAndView processImageUpload(HttpServletRequest request, HttpServletResponse response) throws Exception {
String name = request.getParameter("name");
String description = request.getParameter("description");
MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
MultipartFile multipartFile = multipartRequest.getFile("image");
this.imageDatabase.storeImage(name, multipartFile.getInputStream(), (int) multipartFile.getSize(), description);
return new ModelAndView("redirect:imageList");
}
public ModelAndView clearDatabase(HttpServletRequest request, HttpServletResponse response) throws Exception {
this.imageDatabase.clearDatabase();
return new ModelAndView("redirect:imageList");
}
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -