runtime/org.argeo.slc.server/src/main/java/org/argeo/slc/web/mvc/attachment/GetAttachmentHandler.java

   1 package org.argeo.slc.web.mvc.attachment;
   2
   3 import java.io.IOException;
   4
   5 import javax.servlet.ServletException;
   6 import javax.servlet.ServletOutputStream;
   7 import javax.servlet.http.HttpServletRequest;
   8 import javax.servlet.http.HttpServletResponse;
   9
  10 import org.argeo.slc.core.attachment.AttachmentsStorage;
  11 import org.argeo.slc.core.attachment.SimpleAttachment;
  12 import org.springframework.web.HttpRequestHandler;
  13
  14 /** Returns one single result. */
  15 public class GetAttachmentHandler implements HttpRequestHandler {
  16         private AttachmentsStorage attachmentsStorage;
  17
  18         public void handleRequest(HttpServletRequest request,
  19                         HttpServletResponse response) throws ServletException, IOException {
  20                 String uuid = request.getParameter("uuid");
  21                 String contentType = request.getParameter("contentType");
  22                 SimpleAttachment resourceDescriptor = new SimpleAttachment();
  23                 resourceDescriptor.setUuid(uuid);
  24                 resourceDescriptor.setContentType(contentType);
  25
  26                 response.setContentType(contentType);
  27                 ServletOutputStream outputStream = response.getOutputStream();
  28                 attachmentsStorage.retrieveAttachment(resourceDescriptor, outputStream);
  29         }
  30
  31         public void setAttachmentsStorage(AttachmentsStorage attachmentsStorage) {
  32                 this.attachmentsStorage = attachmentsStorage;
  33         }
  34
  35 }