IDEA-341743 Refactor LocalizationUtil to a singleton object and make some function as Path extension function

GitOrigin-RevId: 45cb00ee18919de78ce7b8417437377af7b81d90

platform/analysis-api/src/com/intellij/codeInspection/ex/InspectionToolWrapper.java

@@ -29,7 +29,7 @@ import java.util.Set;
  */
 public abstract class InspectionToolWrapper<T extends InspectionProfileEntry, E extends InspectionEP> {
   public static final InspectionToolWrapper[] EMPTY_ARRAY = new InspectionToolWrapper[0];
-  public static final String INSPECTION_DESCRIPTIONS_FOLDER = "inspectionDescriptions";
+  private static final String INSPECTION_DESCRIPTIONS_FOLDER = "inspectionDescriptions";
 
   private static final Logger LOG = Logger.getInstance(InspectionToolWrapper.class);
 
@@ -187,10 +187,10 @@ public abstract class InspectionToolWrapper<T extends InspectionProfileEntry, E
     Application app = ApplicationManager.getApplication();
     Path path = Path.of(INSPECTION_DESCRIPTIONS_FOLDER).resolve(getDescriptionFileName());
     if (myEP == null || app.isUnitTestMode() || app.isHeadlessEnvironment()) {
-      return LocalizationUtil.Companion.getResourceAsStream(getDescriptionContextClass().getClassLoader(), path);
+      return LocalizationUtil.INSTANCE.getResourceAsStream(getDescriptionContextClass().getClassLoader(), path);
     }
 
-    return LocalizationUtil.Companion.getResourceAsStream(myEP.getPluginDescriptor().getPluginClassLoader(), path);
+    return LocalizationUtil.INSTANCE.getResourceAsStream(myEP.getPluginDescriptor().getPluginClassLoader(), path);
   }
 
   private @NotNull String getDescriptionFileName() {

platform/core-api/src/com/intellij/DynamicBundle.java

@@ -79,7 +79,7 @@ public class DynamicBundle extends AbstractBundle {
   ) {
     Path bundlePath = FileSystems.getDefault().getPath(defaultPath.replaceAll("\\.", "/"));
     ClassLoader pluginClassLoader = languagePluginClassLoader(bundleClassLoader, locale);
-    List<Path> paths = LocalizationUtil.Companion.getLocalizedPaths(bundlePath, locale);
+    List<Path> paths = LocalizationUtil.INSTANCE.getLocalizedPaths(bundlePath, locale);
     Map<BundleOrder, ResourceBundle> bundleOrderMap = new HashMap<>();
     if (pluginClassLoader != null) {
       resolveBundleOrder(pluginClassLoader, true, bundlePath, paths, bundleOrderMap, bundleResolver, locale);
@@ -97,7 +97,7 @@ public class DynamicBundle extends AbstractBundle {
 
   @ApiStatus.Internal
   private static List<ResourceBundle> getBundlesFromLocalizationFolder(Path pathToBundle, ClassLoader loader, Locale locale) {
-    List<Path> paths = LocalizationUtil.Companion.getFolderLocalizedPaths(pathToBundle, locale);
+    List<Path> paths = LocalizationUtil.INSTANCE.getFolderLocalizedPaths(pathToBundle, locale);
     List<ResourceBundle> resourceBundles = new ArrayList<>();
     for (Path path : paths) {
       try {

platform/core-api/src/com/intellij/util/LocalizationUtil.kt

@@ -13,24 +13,23 @@ import kotlin.io.path.nameWithoutExtension
 import kotlin.io.path.pathString
 
 @ApiStatus.Internal
-class LocalizationUtil {
-  companion object {
+object LocalizationUtil {
     private fun getPluginClassLoader(): ClassLoader? = DynamicBundle.findLanguageBundle()?.pluginDescriptor?.pluginClassLoader
-    private fun convertPathToLocalizationFolderUsage(path: Path, locale: Locale, withRegion: Boolean): Path {
+    private fun Path.convertToLocalizationFolderUsage(locale: Locale, withRegion: Boolean): Path {
       val localizationFolderName = "localization"
       var result = Path(localizationFolderName).resolve(locale.language)
       if (withRegion && locale.country.isNotEmpty()) {
         result = result.resolve(locale.country)
       }
-      result = result.resolve(path)
+      result = result.resolve(this)
       return result
     }
 
-    private fun convertPathToLocaleSuffixUsage(path: Path, locale: Locale?, withRegion: Boolean): Path {
-      if (locale == null) return path
-      val fileName = StringBuilder(path.nameWithoutExtension)
-      val extension = path.extension
-      val foldersPath = path.parent ?: Path("")
+    private fun Path.convertPathToLocaleSuffixUsage(locale: Locale?, withRegion: Boolean): Path {
+      if (locale == null) return this
+      val fileName = StringBuilder(this.nameWithoutExtension)
+      val extension = this.extension
+      val foldersPath = this.parent ?: Path("")
       val language = locale.language
       if (!language.isEmpty()) {
         fileName.append('_').append(language)
@@ -61,20 +60,22 @@ class LocalizationUtil {
     @JvmOverloads
     fun getLocalizedPaths(path: Path, specialLocale: Locale? = null): List<Path> {
       val locale = specialLocale ?: getLocale()
-      val result = mutableListOf<Path>()
-      //localizations/zh/CN/inspectionDescriptions/name.html
-      result.add(convertPathToLocalizationFolderUsage(path, locale, true))
+      val result = listOf(
+        //localizations/zh/CN/inspectionDescriptions/name.html
+        path.convertToLocalizationFolderUsage(locale, true),
 
-      //inspectionDescriptions/name_zh_CN.html
-      result.add(convertPathToLocaleSuffixUsage(path, locale, true))
+        //inspectionDescriptions/name_zh_CN.html
+        path.convertPathToLocaleSuffixUsage(locale, true),
 
-      //localizations/zh/inspectionDescriptions/name.html
-      result.add(convertPathToLocalizationFolderUsage(path, locale, false))
+        //localizations/zh/inspectionDescriptions/name.html
+        path.convertToLocalizationFolderUsage(locale, false),
 
-      //inspectionDescriptions/name_zh.html
-      result.add(convertPathToLocaleSuffixUsage(path, locale, false))
-      //inspectionDescriptions/name.html
-      result.add(path)
+        //inspectionDescriptions/name_zh.html
+        path.convertPathToLocaleSuffixUsage(locale, false),
+
+        //inspectionDescriptions/name.html
+        path
+      )
       return result
     }
 
@@ -83,11 +84,10 @@ class LocalizationUtil {
       val locale = specialLocale ?: getLocale()
       val result = mutableListOf<Path>()
       //localizations/zh/CN/inspectionDescriptions/name.html
-      result.add(convertPathToLocalizationFolderUsage(path, locale, true))
+      result.add(path.convertToLocalizationFolderUsage(locale, true))
 
       //localizations/zh/inspectionDescriptions/name.html
-      result.add(convertPathToLocalizationFolderUsage(path, locale, false))
+      result.add(path.convertToLocalizationFolderUsage(locale, false))
       return result
     }
-  }
 }

platform/lang-impl/src/com/intellij/codeInsight/intention/impl/config/ResourceTextDescriptor.java

@@ -38,7 +38,7 @@ final class ResourceTextDescriptor implements TextDescriptor {
 
   @Override
   public @NotNull String getText() throws IOException {
-    InputStream inputStream = LocalizationUtil.Companion.getResourceAsStream(myLoader, Path.of(myResourcePath));
+    InputStream inputStream = LocalizationUtil.INSTANCE.getResourceAsStream(myLoader, Path.of(myResourcePath));
     if (inputStream != null) {
       try (inputStream) {
         return ResourceUtil.loadText(inputStream); //NON-NLS