kotlin.internal.jdk8.JDK8PlatformImplementations.kt Maven / Gradle / Ivy
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Kotlin Standard Library JDK 8 extension
/*
* Copyright 2010-2017 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.
*/
@file:Suppress("INVISIBLE_REFERENCE", "INVISIBLE_MEMBER", "CANNOT_OVERRIDE_INVISIBLE_MEMBER")
package kotlin.internal.jdk8
import java.util.regex.MatchResult
import java.util.regex.Matcher
import kotlin.internal.PlatformImplementations
import kotlin.internal.jdk7.JDK7PlatformImplementations
import kotlin.random.Random
import kotlin.random.jdk8.PlatformThreadLocalRandom
internal open class JDK8PlatformImplementations : JDK7PlatformImplementations() {
override fun getMatchResultNamedGroup(matchResult: MatchResult, name: String): MatchGroup? {
val matcher = matchResult as? Matcher ?: throw UnsupportedOperationException("Retrieving groups by name is not supported on this platform.")
val range = matcher.start(name)..matcher.end(name) - 1
return if (range.start >= 0)
MatchGroup(matcher.group(name), range)
else
null
}
override fun defaultPlatformRandom(): Random = PlatformThreadLocalRandom()
}