org.bouncycastle.bcpg.sig.RevocationReason Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bcpg-jdk15on Show documentation

The Bouncy Castle Java API for handling the OpenPGP protocol. This jar contains the OpenPGP API for JDK 1.5 to JDK 1.7. The APIs can be used in conjunction with a JCE/JCA provider such as the one provided with the Bouncy Castle Cryptography APIs.

There is a newer version: 1.70

Show newest version

package org.bouncycastle.bcpg.sig;

import org.bouncycastle.bcpg.SignatureSubpacket;
import org.bouncycastle.bcpg.SignatureSubpacketTags;
import org.bouncycastle.util.Strings;

/**
 * Represents revocation reason OpenPGP signature sub packet.
 */
public class RevocationReason extends SignatureSubpacket
{
    public RevocationReason(boolean isCritical, boolean isLongLength, byte[] data)
    {
        super(SignatureSubpacketTags.REVOCATION_REASON, isCritical, isLongLength, data);
    }

    public RevocationReason(boolean isCritical, byte reason, String description)
    {
        super(SignatureSubpacketTags.REVOCATION_REASON, isCritical, false, createData(reason, description));
    }

    private static byte[] createData(byte reason, String description)
    {
        byte[] descriptionBytes = Strings.toUTF8ByteArray(description);
        byte[] data = new byte[1 + descriptionBytes.length];

        data[0] = reason;
        System.arraycopy(descriptionBytes, 0, data, 1, descriptionBytes.length);

        return data;
    }

    public byte getRevocationReason()
    {
        return getData()[0];
    }

    public String getRevocationDescription()
    {
        byte[] data = getData();
        if (data.length == 1)
        {
            return "";
        }

        byte[] description = new byte[data.length - 1];
        System.arraycopy(data, 1, description, 0, description.length);

        return Strings.fromUTF8ByteArray(description);
    }
}