Move @Nullable annotation to type declaration

Author: marcphilipp

junit-platform-console/src/main/java/org/junit/platform/console/command/ExecuteTestsCommand.java

@@ -111,9 +111,8 @@ static class ReportingOptions {
 		@Option(names = "--fail-fast", description = "Stops test execution after the first failed test.")
 		private boolean failFast;
 
-		@Nullable
 		@Option(names = "--reports-dir", paramLabel = "DIR", description = "Enable report output into a specified local directory (will be created if it does not exist).")
-		private Path reportsDir;
+		private @Nullable Path reportsDir;
 
 		Optional<Path> getReportsDir() {
 			return Optional.ofNullable(reportsDir);

junit-platform-console/src/main/java/org/junit/platform/console/options/TestConsoleOutputOptionsMixin.java

@@ -32,9 +32,8 @@ public class TestConsoleOutputOptionsMixin {
 
 	public static class ConsoleOutputOptions {
 
-		@Nullable
 		@Option(names = "--color-palette", paramLabel = "FILE", description = "Specify a path to a properties file to customize ANSI style of output (not supported by all terminals).")
-		private Path colorPalette;
+		private @Nullable Path colorPalette;
 
 		@Option(names = "--single-color", description = "Style test output using only text attributes, no color (not supported by all terminals).")
 		private boolean singleColorPalette;
@@ -48,13 +47,11 @@ public static class ConsoleOutputOptions {
 				+ "Use one of: ${COMPLETION-CANDIDATES}. Default is detected based on default character encoding.")
 		private final Theme theme = DEFAULT_THEME;
 
-		@Nullable
 		@Option(names = "--redirect-stdout", paramLabel = "FILE", description = "Redirect test output to stdout to a file.")
-		private Path stdout;
+		private @Nullable Path stdout;
 
-		@Nullable
 		@Option(names = "--redirect-stderr", paramLabel = "FILE", description = "Redirect test output to stderr to a file.")
-		private Path stderr;
+		private @Nullable Path stderr;
 
 		private void applyTo(TestConsoleOutputOptions result) {
 			result.setColorPalettePath(colorPalette);

junit-platform-console/src/main/java/org/junit/platform/console/options/TestDiscoveryOptionsMixin.java

@@ -55,14 +55,13 @@ public class TestDiscoveryOptionsMixin {
 
 	public static class SelectorOptions {
 
-		@Nullable
 		@Option(names = { "--scan-classpath",
 				"--scan-class-path" }, converter = ClasspathEntriesConverter.class, paramLabel = "PATH", arity = "0..1", description = "Scan all directories on the classpath or explicit classpath roots. " //
 						+ "Without arguments, only directories on the system classpath as well as additional classpath " //
 						+ "entries supplied via -" + CP_OPTION + " (directories and JAR files) are scanned. " //
 						+ "Explicit classpath roots that are not on the classpath will be silently ignored. " //
 						+ "This option can be repeated.")
-		private List<Path> selectedClasspathEntries;
+		private @Nullable List<Path> selectedClasspathEntries;
 
 		@Option(names = "--scan-modules", description = "Scan all resolved modules for test discovery.")
 		private boolean scanModulepath;