org.jetbrains.kotlin.psi.userDataUtil.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.psi
import kotlin.properties.ReadWriteProperty
import com.intellij.openapi.util.Key
import com.intellij.openapi.util.UserDataHolder
import com.intellij.psi.PsiElement
public class UserDataProperty(val key: Key, val default: T? = null) {
fun getValue(thisRef: R, desc: kotlin.PropertyMetadata): T? {
return thisRef.getUserData(key)
}
fun setValue(thisRef: R, desc: kotlin.PropertyMetadata, value: T?) {
thisRef.putUserData(key, value)
}
}
public class NotNullableUserDataProperty(val key: Key, val defaultValue: T) {
fun getValue(thisRef: R, desc: kotlin.PropertyMetadata): T {
return thisRef.getUserData(key) ?: defaultValue
}
fun setValue(thisRef: R, desc: kotlin.PropertyMetadata, value: T) {
thisRef.putUserData(key, value)
}
}
public class CopyableUserDataProperty(val key: Key, val default: T? = null) {
fun getValue(thisRef: R, property: PropertyMetadata): T? {
return thisRef.getCopyableUserData(key)
}
fun setValue(thisRef: R, property: PropertyMetadata, value: T?) {
thisRef.putCopyableUserData(key, value)
}
}