org.jetbrains.kotlin.config.Services.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.config
import java.util.HashMap
class Services private constructor(private val map: Map, Any>) {
companion object {
@JvmField val EMPTY: Services = Builder().build()
}
fun get(interfaceClass: Class): T {
@Suppress("UNCHECKED_CAST")
return map.get(interfaceClass) as T
}
class Builder {
private val map = HashMap, Any>()
fun register(interfaceClass: Class, implementation: T): Builder {
map.put(interfaceClass, implementation)
return this
}
fun build(): Services {
return Services(map)
}
}
}