No internet connection resolve

Adding checking is no internet connection, if there is no internet "EMPTY" will be return
GHRik · Feb 26, 2021 · 26f271c · 26f271c
1 parent 3d1b69c
commit 26f271c
Show file tree

Hide file tree

Showing 2 changed files with 17 additions and 11 deletions.
diff --git a/library/SjpApi.jar b/library/SjpApi.jar
diff --git a/src/CurlReader.java b/src/CurlReader.java
@@ -42,28 +42,34 @@ public void run() {
     }
 
 
-
-
     private String read(String https) throws IOException {
 
         String curlOutput = "";
         HttpURLConnection urlConnection = null;
         URL url = new URL(https);
 
+
         urlConnection = (HttpURLConnection) url.openConnection();
         urlConnection.setRequestMethod("GET");
-        urlConnection.connect();
-
-        curlOutput += urlConnection.getResponseCode();
+        urlConnection.setReadTimeout(500);
+        urlConnection.setDefaultUseCaches(false);
+        urlConnection.setUseCaches(false);
+        try {
+            urlConnection.connect();
+            curlOutput += urlConnection.getResponseCode();
 
-        BufferedReader br = new BufferedReader(new InputStreamReader(urlConnection.getInputStream()));
-        StringBuilder sb = new StringBuilder();
+            BufferedReader br = new BufferedReader(new InputStreamReader(urlConnection.getInputStream()));
+            StringBuilder sb = new StringBuilder();
 
-        String line;
-        while ((line = br.readLine()) != null) {
-            curlOutput += line + " ";
+            String line;
+            while ((line = br.readLine()) != null) {
+                curlOutput += line + " ";
+            }
+            br.close();
+        }
+        catch(Exception e) {
+            curlOutput = "";
         }
-        br.close();
 
         return curlOutput;
     }