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Spoof TLS/JA3/JA4 and HTTP/2 fingerprints in Java

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package org.bouncycastle.jsse.provider;

import com.github.zhkl0228.impersonator.Impersonator;
import org.bouncycastle.tls.TlsClientProtocol;
import org.bouncycastle.tls.TlsSession;

import java.io.IOException;

class ImpersonateTlsClientProtocol extends TlsClientProtocol {

    private final Impersonator impersonator;

    ImpersonateTlsClientProtocol(Impersonator impersonator) {
        this.impersonator = impersonator;
    }

    @Override
    protected boolean establishSession(TlsSession sessionToResume) {
        try {
            impersonator.onEstablishSession(clientExtensions);
        } catch (IOException e) {
            throw new IllegalStateException("establishSession", e);
        }
        return super.establishSession(sessionToResume);
    }

    @Override
    protected void sendClientHelloMessage() throws IOException {
        try {
            impersonator.onSendClientHelloMessage(clientExtensions);
        } catch (IOException e) {
            throw new IllegalStateException("sendClientHelloMessage", e);
        }
        super.sendClientHelloMessage();
    }
}