org.jacodb.analysis.engine.UnitResolver.kt Maven / Gradle / Ivy
/*
* 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.analysis.engine
import org.jacodb.analysis.library.MethodUnitResolver
import org.jacodb.analysis.library.PackageUnitResolver
import org.jacodb.analysis.library.SingletonUnitResolver
import org.jacodb.analysis.library.getClassUnitResolver
import org.jacodb.analysis.runAnalysis
import org.jacodb.api.JcMethod
/**
* Sets a mapping from [JcMethod] to abstract domain [UnitType].
*
* Therefore, it splits all methods into units, containing one or more method each
* (unit is a set of methods with same value of [UnitType] returned by [resolve]).
*
* To get more info about how it is used in analysis, see [runAnalysis].
*/
fun interface UnitResolver {
fun resolve(method: JcMethod): UnitType
companion object {
fun getByName(name: String): UnitResolver<*> {
return when (name) {
"method" -> MethodUnitResolver
"class" -> getClassUnitResolver(false)
"package" -> PackageUnitResolver
"singleton" -> SingletonUnitResolver
else -> error("Unknown unit resolver $name")
}
}
}
}