package de.softwareforge.pgpsigner.key;
/*
* Copyright (C) 2007 Henning P. Schmiedehausen
*
* See the NOTICE file distributed with this work for additional
* information
*
* 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.
*
*/
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.bouncycastle.openpgp.PGPSecretKeyRingCollection;
import org.bouncycastle.openpgp.PGPUtil;
/**
* Represents a PGP secret key ring file, offering methods for loading and finding keys.
*
* @author <a href="mailto:henning@schmiedehausen.org">Henning P. Schmiedehausen</a>
* @version $Id$
*/
public class SecretKeyRing extends KeyRing
{
private final Map<KeyId, SecretKey> keys = new HashMap<KeyId, SecretKey>();
public void load(final String ringFileName) throws IOException, PGPException
{
File ringFile = new File(ringFileName);
if (!ringFile.exists() || !ringFile.isFile())
{
throw new IOException("Ring file " + ringFileName + " is not a file!");
}
clear();
setRingFileName(ringFileName);
PGPSecretKeyRingCollection secretRing = new PGPSecretKeyRingCollection(PGPUtil.getDecoderStream(new FileInputStream(
ringFile)));
for (Iterator ringIt = secretRing.getKeyRings(); ringIt.hasNext();)
{
PGPSecretKeyRing keyRing = (PGPSecretKeyRing) ringIt.next();
for (Iterator it = keyRing.getSecretKeys(); it.hasNext();)
{
PGPSecretKey secretKey = (PGPSecretKey) it.next();
if (secretKey.isMasterKey())
{
SecretKey secKey = new SecretKey(secretKey);
keys.put(secKey.getKeyId(), secKey);
}
}
}
}
public SecretKey getKey(final KeyId keyId)
{
return keys.get(keyId);
}
protected Map<KeyId, SecretKey> getKeys()
{
return keys;
}
}