From 6a5a342dbd1b8c03eeaaa429f8b160386a269a3e Mon Sep 17 00:00:00 2001
From: Vyom-Yadav <jackhammervyom@gmail.com>
Date: Sun, 28 Aug 2022 01:55:27 +0530
Subject: [PATCH] Issue #614: Resolve CallToSystemExit, string formatting and
 string builder IDEA violations

---
 .../src/main/java/com/github/checkstyle/Main.java    | 12 +++++++-----
 .../checkstyle/templates/TemplateProcessorTest.java  |  2 +-
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/releasenotes-builder/src/main/java/com/github/checkstyle/Main.java b/releasenotes-builder/src/main/java/com/github/checkstyle/Main.java
index 394b0d590..8f601ed71 100644
--- a/releasenotes-builder/src/main/java/com/github/checkstyle/Main.java
+++ b/releasenotes-builder/src/main/java/com/github/checkstyle/Main.java
@@ -47,6 +47,8 @@ private Main() {
      * Entry point.
      *
      * @param args command line arguments.
+     * @noinspection CallToSystemExit
+     * @noinspectionreason CallToSystemExit - main method must exit with code
      */
     public static void main(String... args) {
         int errorCounter;
@@ -75,17 +77,17 @@ public static void main(String... args) {
         }
         if (errorCounter == 0) {
             if (publicationErrors != null && !publicationErrors.isEmpty()) {
-                System.out.println(String.format("%nPublication ends with %d errors:",
-                        publicationErrors.size()));
+                System.out.printf("%nPublication ends with %d errors:%n",
+                                  publicationErrors.size());
                 printListOf(publicationErrors);
             }
             else {
-                System.out.println(String.format("%nExecution succeeded!"));
+                System.out.printf("%nExecution succeeded!%n");
             }
         }
         else {
-            System.out.println(String.format("%nGeneration ends with %d errors.",
-                errorCounter));
+            System.out.printf("%nGeneration ends with %d errors.%n",
+                              errorCounter);
             System.exit(ERROR_EXIT_CODE);
         }
     }
diff --git a/releasenotes-builder/src/test/java/com/github/checkstyle/templates/TemplateProcessorTest.java b/releasenotes-builder/src/test/java/com/github/checkstyle/templates/TemplateProcessorTest.java
index 1bf8ccfa8..37cfa66ef 100644
--- a/releasenotes-builder/src/test/java/com/github/checkstyle/templates/TemplateProcessorTest.java
+++ b/releasenotes-builder/src/test/java/com/github/checkstyle/templates/TemplateProcessorTest.java
@@ -336,7 +336,7 @@ private void assertFile(String actualName) {
     }
 
     private static String getFileContents(File file) throws IOException {
-        final StringBuilder result = new StringBuilder();
+        final StringBuilder result = new StringBuilder(256);
 
         try (BufferedReader br = Files.newBufferedReader(file.toPath())) {
             do {