org.bouncycastle.gpg.keybox.jcajce.JcaKeyBoxBuilder Maven / Gradle / Ivy

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The Bouncy Castle Java APIs for the OpenPGP Protocol. The APIs are designed primarily to be used in conjunction with the BC LTS provider but may also be used with other providers providing cryptographic services.

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package org.bouncycastle.gpg.keybox.jcajce;

import java.io.IOException;
import java.io.InputStream;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.Provider;

import org.bouncycastle.jcajce.util.DefaultJcaJceHelper;
import org.bouncycastle.jcajce.util.JcaJceHelper;
import org.bouncycastle.jcajce.util.NamedJcaJceHelper;
import org.bouncycastle.jcajce.util.ProviderJcaJceHelper;
import org.bouncycastle.openpgp.operator.jcajce.JcaKeyFingerprintCalculator;

public class JcaKeyBoxBuilder
{
    private JcaJceHelper helper = new DefaultJcaJceHelper();

    /**
     * Default constructor.
     */
    public JcaKeyBoxBuilder()
    {
    }

    /**
     * Sets the provider to use to obtain cryptographic primitives.
     *
     * @param provider the JCA provider to use.
     * @return the current builder.
     */
    public JcaKeyBoxBuilder setProvider(Provider provider)
    {
        this.helper = new ProviderJcaJceHelper(provider);

        return this;
    }

    /**
     * Sets the provider to use to obtain cryptographic primitives.
     *
     * @param providerName the name of the JCA provider to use.
     * @return the current builder.
     */
    public JcaKeyBoxBuilder setProvider(String providerName)
    {
        this.helper = new NamedJcaJceHelper(providerName);

        return this;
    }

    public JcaKeyBox build(InputStream input)
        throws NoSuchProviderException, NoSuchAlgorithmException, IOException
    {
        return new JcaKeyBox(input, new JcaKeyFingerprintCalculator(), new JcaBlobVerifier(helper));
    }

    public JcaKeyBox build(byte[] encoding)
        throws NoSuchProviderException, NoSuchAlgorithmException, IOException
    {
        return new JcaKeyBox(encoding, new JcaKeyFingerprintCalculator(), new JcaBlobVerifier(helper));
    }
}