#101 event service edited

src/main/java/ru/ulstu/paper/service/LatexService.java

@@ -42,8 +42,9 @@ public class LatexService {
         InputStreamReader inputStreamReader = new InputStreamReader(process.getInputStream());
 
         try (BufferedReader bufferedReader = new BufferedReader(inputStreamReader)) {
-            while ((bufferedReader.readLine()) != null) {
+            String line = bufferedReader.readLine();
-                //
+            while (line != null) {
+                line = bufferedReader.readLine();
             }
         }