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An easy-to-learn/use static analysis framework for Java

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/*
 * Tai-e: A Static Analysis Framework for Java
 *
 * Copyright (C) 2022 Tian Tan 
 * Copyright (C) 2022 Yue Li 
 *
 * This file is part of Tai-e.
 *
 * Tai-e is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation, either version 3
 * of the License, or (at your option) any later version.
 *
 * Tai-e is distributed in the hope that it will be useful,but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
 * Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Tai-e. If not, see .
 */


package pascal.taie.language.generics;

import org.objectweb.asm.Opcodes;
import org.objectweb.asm.signature.SignatureReader;
import pascal.taie.util.Experimental;

import javax.annotation.Nullable;

/**
 * Utility methods for converting signatures.
 *
 * @see JVM Spec. 4.7.9.1 Signatures
 */
public final class GSignatures {

    private GSignatures() {
    }

    /**
     * The ASM API version implemented by this visitor.
     */
    public static final int API = Opcodes.ASM9;

    @Nullable
    @Experimental
    public static ClassGSignature toClassSig(boolean isInterface, String sig) {
        var builder = new ClassGSignatureBuilder(isInterface);
        new SignatureReader(sig).accept(builder);
        return builder.get();
    }

    @Nullable
    @Experimental
    public static MethodGSignature toMethodSig(String sig) {
        var builder = new MethodGSignatureBuilder();
        new SignatureReader(sig).accept(builder);
        return builder.get();
    }

    @Nullable
    @Experimental
    @SuppressWarnings("unchecked")
    public static  T toTypeSig(String sig) {
        var builder = new TypeGSignatureBuilder();
        new SignatureReader(sig).accept(builder);
        TypeGSignature gSig = builder.get();
        return (T) gSig;
    }

}