1 files changed, 93 insertions, 0 deletions
diff --git a/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/CRLRetriever.java b/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/CRLRetriever.java
new file mode 100644
index 000000000..55d2962c0
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+++ b/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/CRLRetriever.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2003 Federal Chancellery Austria
+ * MOA-SPSS has been developed in a cooperation between BRZ, the Federal
+ * Chancellery Austria - ICT staff unit, and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+
+
+package at.gv.egovernment.moa.spss.server.iaik.config;
+
+import iaik.logging.TransactionId;
+import iaik.pki.revocation.RevocationSourceTypes;
+import iaik.pki.store.revocation.RevocationInfoRetriever;
+import iaik.pki.store.revocation.RevocationSource;
+import iaik.pki.store.revocation.RevocationStoreException;
+import iaik.pki.ldap.Handler;
+
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLStreamHandler;
+import java.util.Collection;
+import java.util.Date;
+
+import at.gv.egovernment.moa.logging.Logger;
+
+/**
+ * A customized implementation of {@link iaik.pki.store.revocation.RevocationInfoRetriever}. Will be used
+ * instead of the default implementation {@link iaik.pki.store.revocation.CRLRetriever} to overcome a 
+ * classloader problem in connection with the {@link java.net.URL} class in a Tomcat deployment environment.
+ * 
+ * @author Gregor Karlinger
+ * @version $$
+ */
+public class CRLRetriever implements RevocationInfoRetriever
+{
+  public void update(RevocationSource source, Collection supplementalRequestData, TransactionId tid)
+    throws RevocationStoreException
+  {
+    if (source == null)
+    {
+      throw new NullPointerException("RevocationSource parameter mustn't be null.");
+    }
+    Logger.info("Downloading crl from " + source.getUri());
+    if (!source.getType().equals(RevocationSourceTypes.CRL))
+    {
+      throw new RevocationStoreException(
+        source.getType() + " not supported",
+        null,
+        getClass().getName() + ":1");
+    }
+    try
+    {
+      URL crlUrl;
+      try
+      {
+        crlUrl = new URL(source.getUri());
+      }
+      catch (MalformedURLException e)
+      {
+        // Workaround for classloader problem with deployment in Tomcat 4.1
+        URLStreamHandler handler = new Handler();
+        crlUrl = new URL(null, source.getUri(), handler);
+      }
+
+      InputStream crlInputStream = crlUrl.openStream();
+      source.readFrom(crlInputStream, tid);
+      source.setDownloadTime(new Date());
+      crlInputStream.close();
+    }
+    catch (Exception iox)
+    {
+      Logger.warn("Cannot retrieve crl", iox);
+      throw new RevocationStoreException("Cannot retrieve CRL", iox, getClass().getName() + ":1");
+    }
+  }
+}