Refactoring: Use Paths.get() to avoid concatenation with File.separator

smack-core/src/main/java/org/jivesoftware/smack/util/TLSUtils.java

@@ -22,6 +22,7 @@
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
+import java.nio.file.Paths;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.security.cert.Certificate;
@@ -217,8 +218,8 @@ public X509Certificate[] getAcceptedIssuers() {
 
     static {
         String javaHome = System.getProperty("java.home");
-        String defaultTruststorePath = javaHome + File.separator + "lib" + File.separator + "security" + File.separator + "cacerts";
-        DEFAULT_TRUSTSTORE_PATH = new File(defaultTruststorePath);
+        var defaultTruststorePath = Paths.get(javaHome, "lib", "security", "cacerts");
+        DEFAULT_TRUSTSTORE_PATH = defaultTruststorePath.toFile();
     }
 
     public static FileInputStream getDefaultTruststoreStreamIfPossible() {

smack-extensions/src/main/java/org/jivesoftware/smackx/formtypes/FormFieldRegistry.java

@@ -16,7 +16,6 @@
  */
 package org.jivesoftware.smackx.formtypes;
 
-import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URISyntaxException;
@@ -105,26 +104,23 @@ private static void loadFormFieldRegistryEntry(InputStream inputStream, String s
             }
         }
     }
+
     private static void loadFormFieldRegistryEntries() throws IOException, IllegalStateException, XmlPullParserException, URISyntaxException {
         var url = XDataManager.class.getProtectionDomain().getCodeSource().getLocation();
         if (url == null) throw new IllegalStateException();
 
         if (url.getProtocol().equals("file") && !url.getPath().endsWith(".jar")) {
             var path = Paths.get(url.toURI());
             if (!Files.isDirectory(path)) throw new IllegalStateException("Code source location " + url + " is not a directory");
-            var prefix = path.toString() + File.separator + "org.igniterealtime.smack" + File.separator + "xdata"
-                            + File.separator + "form-registry" + File.separator;
+            var prefix = Paths.get(path.toString(),  "org.igniterealtime.smack", "xdata", "form-registry").toString();
 
             try (var walk = Files.walk(path)) {
                 var files = walk.filter(Files::isRegularFile)
                                 .filter(f -> f.toString().startsWith(prefix))
                                 .collect(Collectors.toList());
                 for (var file : files) {
-                    var inputStream = Files.newInputStream(file);
-                    try {
+                    try (var inputStream = Files.newInputStream(file)) {
                         loadFormFieldRegistryEntry(inputStream, file.toString());
-                    } finally {
-                        inputStream.close();
                     }
                 }
             }
@@ -138,11 +134,8 @@ private static void loadFormFieldRegistryEntries() throws IOException, IllegalSt
                 .filter(e -> e.getName().startsWith("org.igniterealtime.smack/xdata/form-registry/"))
                 .collect(Collectors.toList());
             for (var file : files) {
-                var inputStream = jar.getInputStream(file);
-                try {
+                try (var inputStream = jar.getInputStream(file)) {
                     loadFormFieldRegistryEntry(inputStream, file.toString());
-                } finally {
-                    inputStream.close();
                 }
             }
         }

smack-integration-test/src/main/java/org/igniterealtime/smack/inttest/debugger/StandardSinttestDebugger.java

@@ -16,13 +16,13 @@
  */
 package org.igniterealtime.smack.inttest.debugger;
 
-import java.io.File;
 import java.io.IOException;
 import java.io.Writer;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Method;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.logging.Level;
@@ -61,12 +61,11 @@ public StandardSinttestDebugger(ZonedDateTime restRunStart, String testRunId, St
             // We don't want to fill up the memory.
             tmpdir = "/var/tmp";
         }
-        String basePath = tmpdir
-                        + File.separator
-                        + "sinttest-" + System.getProperty("user.name")
-                        + File.separator
-                        + DATE_TIME_FORMATTER.format(restRunStart) + "-" + testRunId
-                        ;
+        Path basePath = Paths.get(
+                tmpdir,
+                "sinttest-" + System.getProperty("user.name"),
+                DATE_TIME_FORMATTER.format(restRunStart) + "-" + testRunId
+        );
         boolean console = true;
 
         if (options != null) {
@@ -98,7 +97,7 @@ public StandardSinttestDebugger(ZonedDateTime restRunStart, String testRunId, St
                         basePath = null;
                         break;
                     default:
-                        basePath = value;
+                        basePath = Path.of(value);
                         break;
                     }
                     break;
@@ -109,7 +108,7 @@ public StandardSinttestDebugger(ZonedDateTime restRunStart, String testRunId, St
         }
 
         if (basePath != null) {
-            this.basePath = Path.of(basePath);
+            this.basePath = basePath;
             Path completeLogFile = this.basePath.resolve("completeLog");
             Path outsideTestLogFile = this.basePath.resolve("outsideTestLog");
             Path testsFile = this.basePath.resolve("tests");