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[Kapt] Support dumping processors stats to a file

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Using the option -Kapt-dump-processor-timings
This commit is contained in:
Udi Cohen
2021-04-02 14:17:43 -04:00
committed by Andrey Zinovyev
parent beba85a848
commit b8002cb54f
5 changed files with 28 additions and 3 deletions
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3
libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/internal/kapt/KaptWithoutKotlincTask.kt
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@@ -320,7 +320,8 @@ private class KaptExecution @Inject constructor(
detectMemoryLeaksMode,
processingClassLoader,
disableClassloaderCacheForProcessors
disableClassloaderCacheForProcessors,
/*processorsPerfReportFile=*/null
)
}

7
plugins/kapt3/kapt3-base/src/org/jetbrains/kotlin/kapt3/base/KaptOptions.kt
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@@ -42,7 +42,8 @@ class KaptOptions(
//if defined use it to run processors instead of creating new one
val processingClassLoader: ClassLoader?,
//construct new classloader for these processors instead of using one defined in processingClassLoader
val separateClassloaderForProcessors: Set<String>
val separateClassloaderForProcessors: Set<String>,
val processorsPerfReportFile: File?
) : KaptFlags {
override fun get(flag: KaptFlag) = flags[flag]
@@ -72,6 +73,7 @@ class KaptOptions(
var mode: AptMode = AptMode.WITH_COMPILATION
var detectMemoryLeaks: DetectMemoryLeaksMode = DetectMemoryLeaksMode.DEFAULT
var processorsPerfReportFile: File? = null
fun build(): KaptOptions {
val sourcesOutputDir = this.sourcesOutputDir ?: error("'sourcesOutputDir' must be set")
@@ -85,7 +87,8 @@ class KaptOptions(
processingClasspath, processors, processingOptions, javacOptions, KaptFlags.fromSet(flags),
mode, detectMemoryLeaks,
processingClassLoader = null,
separateClassloaderForProcessors = emptySet()
separateClassloaderForProcessors = emptySet(),
processorsPerfReportFile = processorsPerfReportFile
)
}
}

13
plugins/kapt3/kapt3-base/src/org/jetbrains/kotlin/kapt3/base/annotationProcessing.kt
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@@ -122,6 +122,8 @@ fun KaptContext.doAnnotationProcessing(
showProcessorTimings(wrappedProcessors, loggerFun)
}
options.processorsPerfReportFile?.let { dumpProcessorTiming(wrappedProcessors, options.processorsPerfReportFile, logger::info) }
if (logger.isVerbose) {
filer.displayState()
}
@@ -142,6 +144,17 @@ private fun showProcessorTimings(wrappedProcessors: List<ProcessorWrapper>, logg
}
}
private fun dumpProcessorTiming(wrappedProcessors: List<ProcessorWrapper>, apReportFile: File, logger: (String) -> Unit) {
logger("Dumping Kapt Annotation Processing performance report to ${apReportFile.absolutePath}")
apReportFile.writeText(buildString {
appendLine("Kapt Annotation Processing performance report:")
wrappedProcessors.forEach { processor ->
appendLine(processor.renderSpentTime())
}
})
}
private fun reportIfRunningNonIncrementally(
listener: MentionedTypesTaskListener?,
cacheManager: JavaClassCacheManager?,

7
plugins/kapt3/kapt3-cli/src/KaptCliOption.kt
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@@ -181,6 +181,13 @@ enum class KaptCliOption(
cliToolOption = CliToolOption("-Kapt-show-processor-timings", FLAG)
),
DUMP_PROCESSOR_TIMINGS(
"dumpProcessorTimings",
"<path>",
"Dump processor performance statistics to the specified file",
cliToolOption = CliToolOption("-Kapt-dump-processor-timings", VALUE)
),
STRICT_MODE_OPTION(
"strict",
"true | false",

1
plugins/kapt3/kapt3-compiler/src/org/jetbrains/kotlin/kapt3/Kapt3Plugin.kt
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@@ -119,6 +119,7 @@ class Kapt3CommandLineProcessor : CommandLineProcessor {
STRIP_METADATA_OPTION -> setFlag(KaptFlag.STRIP_METADATA, value)
KEEP_KDOC_COMMENTS_IN_STUBS -> setFlag(KaptFlag.KEEP_KDOC_COMMENTS_IN_STUBS, value)
SHOW_PROCESSOR_TIMINGS -> setFlag(KaptFlag.SHOW_PROCESSOR_TIMINGS, value)
DUMP_PROCESSOR_TIMINGS -> processorsPerfReportFile = File(value)
INCLUDE_COMPILE_CLASSPATH -> setFlag(KaptFlag.INCLUDE_COMPILE_CLASSPATH, value)
DETECT_MEMORY_LEAKS_OPTION -> setSelector(enumValues<DetectMemoryLeaksMode>(), value) { detectMemoryLeaks = it }