simplify - CommonPathRelativizer.basePath is not-null

GitOrigin-RevId: 3af6fa8ecbec64408bfa6ea5508d1dcd11b4e58a

jps/jps-builders/src/org/jetbrains/jps/incremental/relativizer/CommonPathRelativizer.kt

@@ -5,30 +5,15 @@ import com.intellij.openapi.util.SystemInfoRt
 import com.intellij.openapi.util.io.FileUtil
 
 internal open class CommonPathRelativizer @JvmOverloads constructor(
-  private val basePath: String?, private val identifier: String,
-  /**
-   * can be null when basePath is null, or it is impossible to detect the sensitivity of the file system
-   */
-  private val isCaseSensitive: Boolean? = null
+  private val basePath: String,
+  private val identifier: String,
+  private val isCaseSensitive: Boolean = SystemInfoRt.isFileSystemCaseSensitive,
 ) : PathRelativizer {
   override fun toRelativePath(path: String): String? {
-    if (basePath == null ||
-        !(if (isCaseSensitive == null)
-          FileUtil.startsWith(path, basePath, SystemInfoRt.isFileSystemCaseSensitive)
-        else
-          FileUtil.startsWith(path, basePath, isCaseSensitive))
-    ) {
-      return null
-    }
-    return identifier + path.substring(basePath.length)
+    return if (FileUtil.startsWith(path, basePath, isCaseSensitive)) identifier + path.substring(basePath.length) else null
   }
 
   override fun toAbsolutePath(path: String): String? {
-    if (basePath == null || !path.startsWith(identifier)) {
-      return null
-    }
-    else {
-      return basePath + path.substring(identifier.length)
-    }
+    return if (path.startsWith(identifier)) basePath + path.substring(identifier.length) else null
   }
 }

jps/jps-builders/src/org/jetbrains/jps/incremental/relativizer/GradlePathRelativizer.java

@@ -1,27 +1,25 @@
-// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
 package org.jetbrains.jps.incremental.relativizer;
 
-import com.intellij.openapi.util.io.FileUtil;
 import com.intellij.util.SystemProperties;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.io.File;
+import java.nio.file.Files;
+import java.nio.file.Path;
 
 final class GradlePathRelativizer extends CommonPathRelativizer {
   private static final String IDENTIFIER = "$GRADLE_REPOSITORY$";
   private static final String GRADLE_USER_HOME = "GRADLE_USER_HOME";
 
-  GradlePathRelativizer() {
-    super(initializeGradleRepositoryPath(), IDENTIFIER);
+  GradlePathRelativizer(@NotNull String gradleRepositoryPath) {
+    super(gradleRepositoryPath, IDENTIFIER);
   }
 
-  private static @Nullable String initializeGradleRepositoryPath() {
+  static @Nullable String initializeGradleRepositoryPath() {
     String gradleUserHomePath = System.getenv(GRADLE_USER_HOME);
     String gradleUserHome = gradleUserHomePath == null ? SystemProperties.getUserHome() + File.separator + ".gradle" : gradleUserHomePath;
-
-    if (FileUtil.exists(gradleUserHome)) {
-      return PathRelativizerService.normalizePath(gradleUserHome);
-    }
-    return null;
+    return Files.exists(Path.of(gradleUserHome)) ? PathRelativizerService.normalizePath(gradleUserHome) : null;
   }
 }

jps/jps-builders/src/org/jetbrains/jps/incremental/relativizer/JavaSdkPathRelativizer.java

@@ -18,24 +18,18 @@ import java.util.stream.Collectors;
  * {@link PathRelativizerService#toRelative} or {@link PathRelativizerService#toFull} with any path.
  */
 final class JavaSdkPathRelativizer implements PathRelativizer {
-  private @Nullable Map<String, String> javaSdkPathMap;
+  private final @NotNull Map<String, String> javaSdkPathMap;
 
-  JavaSdkPathRelativizer(@Nullable Set<? extends JpsSdk<?>> javaSdks) {
-    if (javaSdks != null) {
+  JavaSdkPathRelativizer(@NotNull Set<? extends JpsSdk<?>> javaSdks) {
     javaSdkPathMap = javaSdks.stream()
       .collect(Collectors.toMap(sdk -> {
         JavaVersion version = JavaVersion.tryParse(sdk.getVersionString());
-          return "$JDK_" + (version != null ? version.toString() : "0") + "$";
+        return "$JDK_" + (version == null ? "0" : version.toString()) + "$";
       }, sdk -> PathRelativizerService.normalizePath(sdk.getHomePath()), (sdk1, sdk2) -> sdk1));
   }
-  }
 
   @Override
   public @Nullable String toRelativePath(@NotNull String path) {
-    if (javaSdkPathMap == null || javaSdkPathMap.isEmpty()) {
-      return null;
-    }
-
     for (Map.Entry<String, String> entry : javaSdkPathMap.entrySet()) {
       if (FileUtil.startsWith(path, entry.getValue())) {
         return entry.getKey() + path.substring(entry.getValue().length());
@@ -46,10 +40,6 @@ final class JavaSdkPathRelativizer implements PathRelativizer {
 
   @Override
   public @Nullable String toAbsolutePath(@NotNull String path) {
-    if (javaSdkPathMap == null || javaSdkPathMap.isEmpty()) {
-      return null;
-    }
-
     for (Map.Entry<String, String> it : javaSdkPathMap.entrySet()) {
       if (path.startsWith(it.getKey())) {
         return it.getValue() + path.substring(it.getKey().length());

jps/jps-builders/src/org/jetbrains/jps/incremental/relativizer/MavenPathRelativizer.java

@@ -1,22 +1,23 @@
-// Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
 package org.jetbrains.jps.incremental.relativizer;
 
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 import org.jetbrains.annotations.VisibleForTesting;
 import org.jetbrains.jps.model.serialization.JpsMavenSettings;
 
 @VisibleForTesting
+@ApiStatus.Internal
 public final class MavenPathRelativizer extends CommonPathRelativizer {
   private static final String IDENTIFIER = "$MAVEN_REPOSITORY$";
 
-  public MavenPathRelativizer() {
-    super(getNormalizedMavenRepositoryPath(), IDENTIFIER);
+  public MavenPathRelativizer(@NotNull String mavenRepositoryPath) {
+    super(mavenRepositoryPath, IDENTIFIER);
   }
 
-  private static String getNormalizedMavenRepositoryPath() {
+  public static @Nullable String getNormalizedMavenRepositoryPath() {
     String path = JpsMavenSettings.getMavenRepositoryPath();
-    if (path != null) {
-      return PathRelativizerService.normalizePath(path);
-    }
-    return null;
+    return path == null ? null : PathRelativizerService.normalizePath(path);
   }
 }

jps/jps-builders/src/org/jetbrains/jps/incremental/relativizer/PathRelativizerService.java

@@ -2,6 +2,7 @@
 package org.jetbrains.jps.incremental.relativizer;
 
 import com.intellij.openapi.diagnostic.Logger;
+import com.intellij.openapi.util.SystemInfoRt;
 import com.intellij.openapi.util.io.FileUtilRt;
 import com.intellij.openapi.util.text.StringUtil;
 import org.jetbrains.annotations.NotNull;
@@ -17,10 +18,7 @@ import org.jetbrains.jps.util.JpsPathUtil;
 
 import java.io.File;
 import java.nio.file.Path;
-import java.util.Collections;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Set;
+import java.util.*;
 import java.util.stream.Collectors;
 
 public final class PathRelativizerService {
@@ -29,7 +27,7 @@ public final class PathRelativizerService {
   private static final String PROJECT_DIR_IDENTIFIER = "$PROJECT_DIR$";
   private static final String BUILD_DIR_IDENTIFIER = "$BUILD_DIR$";
 
-  private final List<PathRelativizer> relativizers;
+  private final PathRelativizer[] relativizers;
   private final Set<String> unhandledPaths = Collections.synchronizedSet(new LinkedHashSet<>());
 
   public PathRelativizerService(@Nullable String projectPath) {
@@ -45,16 +43,12 @@ public final class PathRelativizerService {
   }
 
   public PathRelativizerService(@NotNull JpsProject project, @Nullable Boolean projectDirIsCaseSensitive) {
-    Set<JpsSdk<?>> javaSdks = project.getModules().stream()
-      .map(module -> module.getSdk(JpsJavaSdkType.INSTANCE))
-      .filter(sdk -> sdk != null && sdk.getVersionString() != null && sdk.getHomePath() != null)
-      .collect(Collectors.toSet());
+    Set<JpsSdk<?>> javaSdks = project.getModules().stream().map(module -> module.getSdk(JpsJavaSdkType.INSTANCE))
+      .filter(sdk -> sdk != null && sdk.getVersionString() != null && sdk.getHomePath() != null).collect(Collectors.toSet());
 
     File projectBaseDirectory = JpsModelSerializationDataService.getBaseDirectory(project);
-    relativizers = initialize(projectBaseDirectory == null ? null : projectBaseDirectory.getAbsolutePath(),
-                              getBuildDirPath(project),
-                              projectDirIsCaseSensitive,
-                              javaSdks);
+    relativizers = initialize(projectBaseDirectory == null ? null : projectBaseDirectory.getAbsolutePath(), getBuildDirPath(project),
+                              projectDirIsCaseSensitive, javaSdks);
   }
 
   @TestOnly
@@ -111,19 +105,36 @@ public final class PathRelativizerService {
     }
   }
 
-  private static @NotNull List<PathRelativizer> initialize(@Nullable String projectPath,
+  private static PathRelativizer[] initialize(@Nullable String projectPath,
                                               @Nullable String buildDirPath,
                                               @Nullable Boolean projectDirIsCaseSensitive,
                                               @Nullable Set<? extends JpsSdk<?>> javaSdks) {
     String normalizedProjectPath = projectPath == null ? null : normalizePath(projectPath);
     String normalizedBuildDirPath = buildDirPath == null ? null : normalizePath(buildDirPath);
-    return List.of(
-      new CommonPathRelativizer(normalizedBuildDirPath, BUILD_DIR_IDENTIFIER, projectDirIsCaseSensitive),
-      new CommonPathRelativizer(normalizedProjectPath, PROJECT_DIR_IDENTIFIER),
-      new JavaSdkPathRelativizer(javaSdks),
-      new MavenPathRelativizer(),
-      new GradlePathRelativizer()
-    );
+    List<PathRelativizer> result = new ArrayList<>(5);
+    if (normalizedBuildDirPath != null) {
+      result.add(new CommonPathRelativizer(normalizedBuildDirPath, BUILD_DIR_IDENTIFIER, projectDirIsCaseSensitive == null
+                                                                                         ? SystemInfoRt.isFileSystemCaseSensitive
+                                                                                         : projectDirIsCaseSensitive));
+    }
+    if (normalizedProjectPath != null) {
+      result.add(new CommonPathRelativizer(normalizedProjectPath, PROJECT_DIR_IDENTIFIER));
+    }
+
+    if (javaSdks != null && !javaSdks.isEmpty()) {
+      result.add(new JavaSdkPathRelativizer(javaSdks));
+    }
+
+    String mavenRepositoryPath = MavenPathRelativizer.getNormalizedMavenRepositoryPath();
+    if (mavenRepositoryPath != null) {
+      result.add(new MavenPathRelativizer(mavenRepositoryPath));
+    }
+
+    String gradleRepositoryPath = GradlePathRelativizer.initializeGradleRepositoryPath();
+    if (gradleRepositoryPath != null) {
+      result.add(new GradlePathRelativizer(gradleRepositoryPath));
+    }
+    return result.toArray(new PathRelativizer[0]);
   }
 
   static @NotNull String normalizePath(@NotNull String path) {