java.time adapters

Author: Francesco Vasco

integration/kotlinx-coroutines-jdk8/src/main/kotlin/kotlinx/coroutines/experimental/time/Time.kt

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+/*
+ * Copyright 2016-2017 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 kotlinx.coroutines.experimental.time
+
+import kotlinx.coroutines.experimental.selects.SelectBuilder
+import java.time.Duration
+import java.util.concurrent.TimeUnit
+
+/**
+ * "java.time" adapter method for [kotlinx.coroutines.experimental.delay]
+ */
+public suspend fun delay(duration: Duration) =
+        kotlinx.coroutines.experimental.delay(duration.toNanos(), TimeUnit.NANOSECONDS)
+
+/**
+ * "java.time" adapter method for [SelectBuilder.onTimeout]
+ */
+public suspend fun <R> SelectBuilder<R>.onTimeout(duration: Duration, block: suspend () -> R) =
+        onTimeout(duration.toNanos(), TimeUnit.NANOSECONDS, block)
+
+/**
+ * "java.time" adapter method for [kotlinx.coroutines.experimental.withTimeout]
+ */
+public suspend fun <T> withTimeout(duration: Duration, block: suspend () -> T): T =
+        kotlinx.coroutines.experimental.withTimeout(duration.toNanos(), TimeUnit.NANOSECONDS, block)
+
+/**
+ * "java.time" adapter method for [kotlinx.coroutines.experimental.withTimeoutOrNull]
+ */
+public suspend fun <T> withTimeoutOrNull(duration: Duration, block: suspend () -> T): T? =
+        kotlinx.coroutines.experimental.withTimeoutOrNull(duration.toNanos(), TimeUnit.NANOSECONDS, block)