org.jetbrains.kotlin.daemon.RemoteCompilationCanceledStatusClient.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.daemon
import org.jetbrains.kotlin.progress.CompilationCanceledStatus
import org.jetbrains.kotlin.daemon.common.CompilerCallbackServicesFacade
import org.jetbrains.kotlin.daemon.common.DummyProfiler
import org.jetbrains.kotlin.daemon.common.Profiler
import org.jetbrains.kotlin.daemon.common.RmiFriendlyCompilationCancelledException
import org.jetbrains.kotlin.progress.CompilationCanceledException
import java.util.concurrent.TimeUnit
val CANCELED_STATUS_CHECK_THRESHOLD_NS = TimeUnit.MILLISECONDS.toNanos(100)
class RemoteCompilationCanceledStatusClient(val facade: CompilerCallbackServicesFacade, val profiler: Profiler = DummyProfiler()): CompilationCanceledStatus {
@Volatile var lastChecked: Long = System.nanoTime()
override fun checkCanceled() {
val curNanos = System.nanoTime()
if (curNanos - lastChecked > CANCELED_STATUS_CHECK_THRESHOLD_NS) {
profiler.withMeasure(this) {
try {
facade.compilationCanceledStatus_checkCanceled()
}
catch (e: RmiFriendlyCompilationCancelledException) {
throw CompilationCanceledException()
}
}
lastChecked = curNanos
}
}
}