Fixed bug that notifying pipe sequence back to server does not work

zhourenjian · zhourenjian · commit cd47e72a221c · 2017-06-08T19:04:50.000+08:00
correctly
diff --git a/sources/net.sf.j2s.ajax/ajaxpipe/net/sf/j2s/ajax/SimplePipeRequest.java b/sources/net.sf.j2s.ajax/ajaxpipe/net/sf/j2s/ajax/SimplePipeRequest.java
@@ -341,10 +341,14 @@ public void run() {
 								request.registerOnReadyStateChange(new XHRCallbackAdapter() {
 									public void onLoaded() {
 										String response = request.getResponseText();
-										if (response != null && p.notifySequence < sequence && response.indexOf("$p1p3b$") != 0) {
+										if (response == null || response.length() == 0 || response.indexOf("$p1p3b$") != 0) {
+											// Incorrect response
+											return;
+										}
+										if (p.notifySequence < sequence) {
 											p.notifySequence = sequence;
 										}
-										if (response != null && response.indexOf("\"" + PIPE_STATUS_LOST + "\"") != -1) {
+										if (response.indexOf("\"" + PIPE_STATUS_LOST + "\"") != -1) {
 											p.pipeAlive = false;
 											p.pipeLost();
 											SimplePipeHelper.removePipe(pipeKey);
