add getTrackerServer

src/main/java/org/csource/fastdfs/StorageClient.java

@@ -28,6 +28,8 @@ public class StorageClient {
   protected StorageServer storageServer;
   protected byte errno;
 
+
+
   /**
    * constructor using global settings in class ClientGlobal
    */
@@ -1760,6 +1762,22 @@ public class StorageClient {
     trackerServer.close();
   }
 
+  public TrackerServer getTrackerServer() {
+    return trackerServer;
+  }
+
+  public void setTrackerServer(TrackerServer trackerServer) {
+    this.trackerServer = trackerServer;
+  }
+
+  public StorageServer getStorageServer() {
+    return storageServer;
+  }
+
+  public void setStorageServer(StorageServer storageServer) {
+    this.storageServer = storageServer;
+  }
+
   /**
    * Upload file by file buff
    *