Image

来源：互联网发布：java文件下载原理编辑：程序博客网时间：2024/05/17 04:25
package resource.recommendation;import enums.MyPathManager;import util.file.SaveImage;import javax.activation.MimetypesFileTypeMap;import javax.servlet.ServletContext;import javax.servlet.http.HttpServletRequest;import javax.ws.rs.*;import javax.ws.rs.core.Context;import javax.ws.rs.core.MediaType;import javax.ws.rs.core.Response;import java.io.File;import java.io.IOException;/** * Created by liker on 05/08/2015 0005. * Group iTailor.hunters.neu.edu.cn */@Path("imageServer")public class ImageService {    @GET    @Produces("image/*")    public Response getImage(@QueryParam("accountID") final int accountID,                             @QueryParam("imageID") final String imageName,                             @HeaderParam("password") final String password) {        File file = new File("../images/" + imageName);        if (!file.exists()) {            throw new WebApplicationException(404);        }        String mt = new MimetypesFileTypeMap().getContentType(file);        return Response.ok(file, mt).header("ContentType", "image/*").build();    }    @POST    @Consumes(MediaType.APPLICATION_OCTET_STREAM)    public boolean postImage(@QueryParam("imageID") final String imageName,                             @Context HttpServletRequest request,                             final File f) throws IOException {        SaveImage.settleIntoDISK(f, imageName);        return true;    }    @DELETE    public boolean deleteImage(@QueryParam("accountID") final int accountID,                               @QueryParam("imageID") final String imageName,                               @HeaderParam("password") final String password,                               @Context ServletContext application) {        File file = new File(MyPathManager.imagePath + "/" + imageName);        System.out.println(file.getAbsolutePath());        if (!file.exists()) {            throw new WebApplicationException(404);        } else {            file.delete();            return true;        }    }    @PUT    public boolean putImage(@QueryParam("accountID") final int accountID,                            @QueryParam("imageID") final String imageName,                            @HeaderParam("password") final String password,                            final File f) {        SaveImage.settleIntoDISK(f, imageName);        return true;    }}
0 0