1 files changed, 6 insertions, 3 deletions
diff --git a/juick-xmpp-ft/src/main/java/com/juick/components/XMPPFTServer.java b/juick-xmpp-ft/src/main/java/com/juick/components/XMPPFTServer.java
index e8b9861c..37ca7ec6 100644
--- a/juick-xmpp-ft/src/main/java/com/juick/components/XMPPFTServer.java
+++ b/juick-xmpp-ft/src/main/java/com/juick/components/XMPPFTServer.java
@@ -1,5 +1,6 @@
 package com.juick.components;
 
+import org.apache.commons.codec.digest.DigestUtils;
 import org.apache.commons.io.FilenameUtils;
 import org.apache.commons.lang3.math.NumberUtils;
 import org.slf4j.Logger;
@@ -51,17 +52,19 @@ public class XMPPFTServer {
                             msg.setTo(Jid.of(juickJid));
                             msg.setBody(e.getDescription());
                             try {
-                                msg.addExtension(new OobX(new URL(filePath.toString()), "!!!!Juick!!"));
+                                String attachmentUrl = DigestUtils.md5Hex(String.format("%s-%s", e.getInitiator().toString(), e.getSessionId()).getBytes());
+                                msg.addExtension(new OobX(new URL(attachmentUrl), "!!!!Juick!!"));
+                                component.sendMessage(msg);
                             } catch (MalformedURLException e1) {
-                                e1.printStackTrace();
+                                logger.warn("attachment error", e1);
                             }
-                            component.sendMessage(msg);
                         }
                     });
                     ft.transfer();
                     logger.info("transfer started");
                 } else {
                     e.reject();
+                    logger.info("transfer rejected");
                 }
             } catch (IOException | InterruptedException | ExecutionException e1) {
                 logger.error("ft error", e1);