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Avoid overwriting counters file of Lookups storage if it hasn't changed

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This commit is contained in:
Aleksei.Cherepanov
2021-08-05 15:11:22 +03:00
committed by TeamCityServer
parent cb92413cd8
commit c3344549a8
1 changed files with 10 additions and 6 deletions
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build-common/src/org/jetbrains/kotlin/incremental/LookupStorage.kt
+10 -6
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@@ -48,12 +48,14 @@ open class LookupStorage(
@Volatile @Volatile
private var size: Int = 0 private var size: Int = 0
private var oldSize: Int = 0
init { init {
try { try {
if (countersFile.exists()) { if (countersFile.exists()) {
val lines = countersFile.readLines() val lines = countersFile.readLines()
size = lines[0].toInt() size = lines[0].toInt()
oldSize = size
} }
} catch (e: Exception) { } catch (e: Exception) {
throw IOException("Could not read $countersFile", e) throw IOException("Could not read $countersFile", e)
@@ -120,13 +122,15 @@ open class LookupStorage(
@Synchronized @Synchronized
override fun flush(memoryCachesOnly: Boolean) { override fun flush(memoryCachesOnly: Boolean) {
try { try {
if (size > 0) { if (size != oldSize) {
if (!countersFile.exists()) { if (size > 0) {
countersFile.parentFile.mkdirs() if (!countersFile.exists()) {
countersFile.createNewFile() countersFile.parentFile.mkdirs()
} countersFile.createNewFile()
}
countersFile.writeText("$size\n0") countersFile.writeText("$size\n0")
}
} }
} finally { } finally {
super.flush(memoryCachesOnly) super.flush(memoryCachesOnly)