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/*
 * 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.codegen.optimization.transformer;

import kotlin.jvm.KotlinSignature;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.org.objectweb.asm.tree.MethodNode;
import org.jetbrains.org.objectweb.asm.tree.analysis.*;

public abstract class MethodTransformer {

    @KotlinSignature("fun  runAnalyzer(analyzer: Analyzer, internalClassName: String, node: MethodNode): Array?>")
    @NotNull
    protected static  Frame[] runAnalyzer(
            @NotNull Analyzer analyzer,
            @NotNull String internalClassName,
            @NotNull MethodNode node
    ) {
        try {
            return analyzer.analyze(internalClassName, node);
        }
        catch (AnalyzerException e) {
            throw new RuntimeException(e);
        }
    }

    @KotlinSignature("fun  analyze(internalClassName: String, node: MethodNode, interpreter: Interpreter): Array?>")
    @NotNull
    protected static  Frame[] analyze(
            @NotNull String internalClassName,
            @NotNull MethodNode node,
            @NotNull Interpreter interpreter
    ) {
        return runAnalyzer(new Analyzer(interpreter), internalClassName, node);
    }

    abstract public void transform(@NotNull String internalClassName, @NotNull MethodNode methodNode);
}