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diff --git a/libjava/gnu/java/security/provider/CollectionCertStoreImpl.java b/libjava/gnu/java/security/provider/CollectionCertStoreImpl.java
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+/* CollectionCertStore.java -- Collection-based cert store.
+   Copyright (C) 2004  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package gnu.java.security.provider;
+
+import java.security.InvalidAlgorithmParameterException;
+import java.security.cert.Certificate;
+import java.security.cert.CertSelector;
+import java.security.cert.CRL;
+import java.security.cert.CRLSelector;
+import java.security.cert.CertStoreException;
+import java.security.cert.CertStoreParameters;
+import java.security.cert.CertStoreSpi;
+import java.security.cert.CollectionCertStoreParameters;
+
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.LinkedList;
+
+public final class CollectionCertStoreImpl extends CertStoreSpi
+{
+
+  // Fields.
+  // -------------------------------------------------------------------------
+
+  private final Collection store;
+
+  // Constructors.
+  // -------------------------------------------------------------------------
+
+  public CollectionCertStoreImpl(CertStoreParameters params)
+    throws InvalidAlgorithmParameterException
+  {
+    super(params);
+    if (! (params instanceof CollectionCertStoreParameters))
+      throw new InvalidAlgorithmParameterException("not a CollectionCertStoreParameters object");
+    store = ((CollectionCertStoreParameters) params).getCollection();
+  }
+
+  // Instance methods.
+  // -------------------------------------------------------------------------
+
+  public Collection engineGetCertificates(CertSelector selector)
+    throws CertStoreException
+  {
+    LinkedList result = new LinkedList();
+    for (Iterator it = store.iterator(); it.hasNext(); )
+      {
+        Object o = it.next();
+        if ((o instanceof Certificate) && selector.match((Certificate) o))
+          result.add(o);
+      }
+    return result;
+  }
+
+  public Collection engineGetCRLs(CRLSelector selector)
+    throws CertStoreException
+  {
+    LinkedList result = new LinkedList();
+    for (Iterator it = store.iterator(); it.hasNext(); )
+      {
+        Object o = it.next();
+        if ((o instanceof CRL) && selector.match((CRL) o))
+          result.add(o);
+      }
+    return result;
+  }
+}