[Gradle] Add a property to control if the IC caches in-memory wrapper is enabled

#KT-56052 In Progress

compiler/incremental-compilation-impl/src/org/jetbrains/kotlin/incremental/IncrementalCompilerRunner.kt

@@ -72,6 +72,7 @@ abstract class IncrementalCompilerRunner<
 
     protected val withAbiSnapshot: Boolean = false,
     private val preciseCompilationResultsBackup: Boolean = false,
+    private val keepIncrementalCompilationCachesInMemory: Boolean = false,
 ) {
 
     protected val cacheDirectory = File(workingDir, cacheDirName)
@@ -83,10 +84,21 @@ abstract class IncrementalCompilerRunner<
     /**
      * Creates an instance of [IncrementalCompilationContext] that holds common incremental compilation context mostly required for [CacheManager]
      */
-    protected abstract fun createIncrementalCompilationContext(
+    private fun createIncrementalCompilationContext(
         projectDir: File?,
         transaction: CompilationTransaction
-    ): IncrementalCompilationContext
+    ) = IncrementalCompilationContext(
+        transaction = transaction,
+        rootProjectDir = projectDir,
+        reporter = reporter,
+        trackChangesInLookupCache = shouldTrackChangesInLookupCache,
+        storeFullFqNamesInLookupCache = shouldStoreFullFqNamesInLookupCache,
+        keepIncrementalCompilationCachesInMemory = keepIncrementalCompilationCachesInMemory,
+    )
+
+    protected abstract val shouldTrackChangesInLookupCache: Boolean
+
+    protected abstract val shouldStoreFullFqNamesInLookupCache: Boolean
 
     protected abstract fun createCacheManager(icContext: IncrementalCompilationContext, args: Args): CacheManager
     protected abstract fun destinationDir(args: Args): File

compiler/incremental-compilation-impl/src/org/jetbrains/kotlin/incremental/IncrementalJsCompilerRunner.kt

@@ -89,6 +89,7 @@ class IncrementalJsCompilerRunner(
     private val scopeExpansion: CompileScopeExpansionMode = CompileScopeExpansionMode.NEVER,
     withAbiSnapshot: Boolean = false,
     preciseCompilationResultsBackup: Boolean = false,
+    keepIncrementalCompilationCachesInMemory: Boolean = false,
 ) : IncrementalCompilerRunner<K2JSCompilerArguments, IncrementalJsCachesManager>(
     workingDir,
     "caches-js",
@@ -97,14 +98,13 @@ class IncrementalJsCompilerRunner(
     outputDirs = null,
     withAbiSnapshot = withAbiSnapshot,
     preciseCompilationResultsBackup = preciseCompilationResultsBackup,
+    keepIncrementalCompilationCachesInMemory = keepIncrementalCompilationCachesInMemory,
 ) {
-    override fun createIncrementalCompilationContext(projectDir: File?, transaction: CompilationTransaction) =
-        IncrementalCompilationContext(
-            transaction = transaction,
-            rootProjectDir = projectDir,
-            reporter = reporter,
-            storeFullFqNamesInLookupCache = withAbiSnapshot,
-        )
+    override val shouldTrackChangesInLookupCache
+        get() = false
+
+    override val shouldStoreFullFqNamesInLookupCache
+        get() = withAbiSnapshot
 
     override fun createCacheManager(icContext: IncrementalCompilationContext, args: K2JSCompilerArguments) =
         IncrementalJsCachesManager(icContext, if (!args.isIrBackendEnabled()) JsSerializerProtocol else KlibMetadataSerializerProtocol, cacheDirectory)

compiler/incremental-compilation-impl/src/org/jetbrains/kotlin/incremental/IncrementalJvmCompilerRunner.kt

@@ -142,6 +142,7 @@ open class IncrementalJvmCompilerRunner(
     private val classpathChanges: ClasspathChanges,
     withAbiSnapshot: Boolean = false,
     preciseCompilationResultsBackup: Boolean = false,
+    keepIncrementalCompilationCachesInMemory: Boolean = false,
 ) : IncrementalCompilerRunner<K2JVMCompilerArguments, IncrementalJvmCachesManager>(
     workingDir,
     "caches-jvm",
@@ -150,15 +151,13 @@ open class IncrementalJvmCompilerRunner(
     outputDirs = outputDirs,
     withAbiSnapshot = withAbiSnapshot,
     preciseCompilationResultsBackup = preciseCompilationResultsBackup,
+    keepIncrementalCompilationCachesInMemory = keepIncrementalCompilationCachesInMemory,
 ) {
-    override fun createIncrementalCompilationContext(projectDir: File?, transaction: CompilationTransaction) =
-        IncrementalCompilationContext(
-            transaction = transaction,
-            rootProjectDir = projectDir,
-            reporter = reporter,
-            trackChangesInLookupCache = classpathChanges is ClasspathChanges.ClasspathSnapshotEnabled.IncrementalRun,
-            storeFullFqNamesInLookupCache = withAbiSnapshot || classpathChanges is ClasspathChanges.ClasspathSnapshotEnabled,
-        )
+    override val shouldTrackChangesInLookupCache
+        get() = classpathChanges is ClasspathChanges.ClasspathSnapshotEnabled.IncrementalRun
+
+    override val shouldStoreFullFqNamesInLookupCache
+        get() = withAbiSnapshot || classpathChanges is ClasspathChanges.ClasspathSnapshotEnabled
 
     override fun createCacheManager(icContext: IncrementalCompilationContext, args: K2JVMCompilerArguments) =
         IncrementalJvmCachesManager(icContext, args.destination?.let { File(it) }, cacheDirectory)