org.gradle.configurationcache.ConfigurationCacheStateStore.kt Maven / Gradle / Ivy

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/*
 * Copyright 2021 the original author or authors.
 *
 * 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.gradle.configurationcache

import org.gradle.cache.internal.streams.ValueStore
import java.io.File


internal
interface ConfigurationCacheStateStore {
    fun assignSpoolFile(stateType: StateType): File

    /**
     * Loads some value from zero or more state files.
     */
    fun  useForStateLoad(action: (ConfigurationCacheRepository.Layout) -> T): T

    /**
     * Loads some value from a specific state file.
     */
    fun  useForStateLoad(stateType: StateType, action: (ConfigurationCacheStateFile) -> T): T

    /**
     * Writes some value to zer or more state files.
     */
    fun useForStore(action: (ConfigurationCacheRepository.Layout) -> Unit)

    /**
     * Creates a new [ValueStore] that can be used to load and store multiple values.
     */
    fun  createValueStore(
        stateType: StateType,
        writer: ValueStore.Writer,
        reader: ValueStore.Reader
    ): ValueStore
}