org.jacodb.impl.LocationsRegistry.kt Maven / Gradle / Ivy

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/*
 *  Copyright 2022 UnitTestBot contributors (utbot.org)
 * 
 *  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.jacodb.impl

import org.jacodb.api.JcByteCodeLocation
import org.jacodb.api.RegisteredLocation
import java.io.Closeable

interface LocationsRegistry : Closeable {
    // all locations
    val actualLocations: List
    val runtimeLocations: List

    fun cleanup(): CleanupResult
    fun refresh(): RefreshResult
    fun setup(runtimeLocations: List): RegistrationResult

    fun registerIfNeeded(locations: List): RegistrationResult
    fun afterProcessing(locations: List)

    fun newSnapshot(classpathSetLocations: List): LocationsRegistrySnapshot

    fun close(snapshot: LocationsRegistrySnapshot)

    fun RegisteredLocation.hasReferences(snapshots: Set): Boolean {
        return snapshots.isNotEmpty() && snapshots.any { it.ids.contains(id) }
    }

}

class RegistrationResult(val registered: List, val new: List)
class RefreshResult(val new: List)
class CleanupResult(val outdated: List)

open class LocationsRegistrySnapshot(
    private val registry: LocationsRegistry,
    val locations: List
) : Closeable {

    val ids = locations.map { it.id }.toHashSet()

    override fun close() = registry.close(this)

}