.kotlin.kotlin-compiler.1.3.11.source-code.HasMetadata.kt Maven / Gradle / Ivy
/*
* 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.
*/
package org.jetbrains.kotlin.js.backend.ast.metadata
abstract class HasMetadata {
private val metadata: MutableMap = hashMapOf()
fun getData(key: String): T {
@Suppress("UNCHECKED_CAST")
return metadata[key] as T
}
fun setData(key: String, value: T) {
metadata[key] = value
}
fun hasData(key: String): Boolean {
return metadata.containsKey(key)
}
fun removeData(key: String) {
metadata.remove(key)
}
fun copyMetadataFrom(other: HasMetadata) {
metadata.putAll(other.metadata)
}
}