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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [classpath/] [gnu/] [javax/] [crypto/] [keyring/] [CertificateEntry.java] - Blame information for rev 769

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1 769 jeremybenn
/* CertificateEntry.java --
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   Copyright (C) 2003, 2006 Free Software Foundation, Inc.
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This file is a part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at
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your option) any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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USA
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library.  Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module.  An independent module is a module which is not derived from
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or based on this library.  If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so.  If you do not wish to do so, delete this
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exception statement from your version.  */
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package gnu.javax.crypto.keyring;
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import java.io.DataInputStream;
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import java.io.IOException;
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import java.security.cert.Certificate;
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import java.security.cert.CertificateEncodingException;
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import java.security.cert.CertificateException;
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import java.security.cert.CertificateFactory;
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import java.util.Date;
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/**
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 * An immutable class representing a trusted certificate entry.
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 */
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public final class CertificateEntry
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    extends PrimitiveEntry
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{
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  public static final int TYPE = 5;
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  /** The certificate. */
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  private Certificate certificate;
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  /**
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   * Creates a new certificate entry.
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   *
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   * @param certificate The certificate.
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   * @param creationDate The creation date.
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   * @param properties The alias.
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   * @throws IllegalArgumentException If any argument is null, or if the alias
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   *           is empty.
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   */
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  public CertificateEntry(Certificate certificate, Date creationDate,
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                          Properties properties)
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  {
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    super(TYPE, creationDate, properties);
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    if (certificate == null)
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      throw new IllegalArgumentException("no certificate");
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    this.certificate = certificate;
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    this.properties.put("type", certificate.getType());
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  }
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  private CertificateEntry()
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  {
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    super(TYPE);
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  }
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  public static CertificateEntry decode(DataInputStream in) throws IOException
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  {
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    CertificateEntry entry = new CertificateEntry();
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    entry.properties.decode(in);
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    entry.makeCreationDate();
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    String type = entry.properties.get("type");
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    if (type == null)
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      throw new MalformedKeyringException("no certificate type");
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    int len = in.readInt();
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    MeteredInputStream in2 = new MeteredInputStream(in, len);
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    try
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      {
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        CertificateFactory fact = CertificateFactory.getInstance(type);
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        entry.certificate = fact.generateCertificate(in2);
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      }
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    catch (CertificateException ce)
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      {
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        throw new MalformedKeyringException(ce.toString());
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      }
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    if (! in2.limitReached())
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      throw new MalformedKeyringException("extra data at end of payload");
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    return entry;
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  }
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  /**
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   * Returns this entry's certificate.
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   *
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   * @return The certificate.
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   */
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  public Certificate getCertificate()
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  {
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    return certificate;
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  }
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  protected void encodePayload() throws IOException
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  {
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    try
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      {
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        payload = certificate.getEncoded();
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      }
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    catch (CertificateEncodingException cee)
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      {
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        throw new IOException(cee.toString());
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      }
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  }
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}

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