org.jacodb.analysis.impl.custom.AbstractFlowAnalysis.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.
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package org.jacodb.analysis.impl.custom
import org.jacodb.api.cfg.JcBytecodeGraph
abstract class AbstractFlowAnalysis(override val graph: JcBytecodeGraph) : FlowAnalysis {
override fun newEntryFlow(): T = newFlow()
protected open fun merge(successor: NODE, income1: T, income2: T, outcome: T) {
merge(income1, income2, outcome)
}
open fun ins(s: NODE): T? {
return ins[s]
}
protected fun mergeInto(successor: NODE, input: T, incoming: T) {
val tmp = newFlow()
merge(successor, input, incoming, tmp)
copy(tmp, input)
}
}