Consolidate compiler id digest.

Change all calculations of compiler id digest to use
 'CompilerId#digest()' method.

^KT-45611 In Progress

compiler/daemon/daemon-common-new/src/org/jetbrains/kotlin/daemon/common/experimental/ClientUtils.kt

@@ -49,7 +49,7 @@ suspend fun walkDaemonsAsync(
     useRMI: Boolean = true,
     useSockets: Boolean = true
 ): List<DaemonWithMetadataAsync> { // TODO: replace with Deferred<List<DaemonWithMetadataAsync>> and use mapNotNullAsync to speed this up
-    val classPathDigest = compilerId.compilerClasspath.map { File(it).absolutePath }.distinctStringsDigest().toHexString()
+    val classPathDigest = compilerId.digest()
     val portExtractor = makePortFromRunFilenameExtractor(classPathDigest)
     return registryDir.walk().toList() // list, since walk returns Sequence and Sequence.map{...} is not inline => coroutines dont work
         .map { Pair(it, portExtractor(it.name)) }

compiler/daemon/daemon-common-new/src/org/jetbrains/kotlin/daemon/common/experimental/CompileServiceRMIWrapper.kt

@@ -217,7 +217,7 @@ class CompileServiceRMIWrapper(val server: CompileServiceServerSide, daemonOptio
             runFileDir,
             makeRunFilenameString(
                 timestamp = "%tFT%<tH-%<tM-%<tS.%<tLZ".format(Calendar.getInstance(TimeZone.getTimeZone("Z"))),
-                digest = compilerId.compilerClasspath.map { File(it).absolutePath }.distinctStringsDigest().toHexString(),
+                digest = compilerId.digest(),
                 port = port.toString()
             )
         )

compiler/daemon/daemon-common/src/org/jetbrains/kotlin/daemon/common/ClientUtils.kt

@@ -55,7 +55,7 @@ fun walkDaemons(registryDir: File,
                 filter: (File, Int) -> Boolean = { _, _ -> true },
                 report: (DaemonReportCategory, String) -> Unit = { _, _ -> }
 ): Sequence<DaemonWithMetadata> {
-    val classPathDigest = compilerId.compilerClasspath.map { File(it).absolutePath }.distinctStringsDigest().toHexString()
+    val classPathDigest = compilerId.digest()
     val portExtractor = makePortFromRunFilenameExtractor(classPathDigest)
     return registryDir.walk()
             .map { Pair(it, portExtractor(it.name)) }

compiler/daemon/daemon-common/src/org/jetbrains/kotlin/daemon/common/DaemonParams.kt

@@ -238,6 +238,11 @@ data class CompilerId(
         get() = listOf(PropMapper(this, CompilerId::compilerClasspath, toString = { it.joinToString(File.pathSeparator) }, fromString = { it.trimQuotes().split(File.pathSeparator) }),
                        StringPropMapper(this, CompilerId::compilerVersion))
 
+    fun digest(): String = compilerClasspath
+        .map { File(it).absolutePath }
+        .distinctStringsDigest()
+        .toHexString()
+
     companion object {
         @JvmStatic
         fun makeCompilerId(vararg paths: File): CompilerId = makeCompilerId(paths.asIterable())

compiler/daemon/src/org/jetbrains/kotlin/daemon/CompileServiceImpl.kt

@@ -243,7 +243,7 @@ abstract class CompileServiceImplBase(
             runFileDir,
             makeRunFilenameString(
                 timestamp = "%tFT%<tH-%<tM-%<tS.%<tLZ".format(Calendar.getInstance(TimeZone.getTimeZone("Z"))),
-                digest = compilerId.compilerClasspath.map { File(it).absolutePath }.distinctStringsDigest().toHexString(),
+                digest = compilerId.digest(),
                 port = port.toString()
             )
         )