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From rickmcgu...@apache.org
Subject svn commit: r824701 - in /geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main: java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java resources/META-INF/mailcap
Date Tue, 13 Oct 2009 11:25:59 GMT
Author: rickmcguire
Date: Tue Oct 13 11:25:59 2009
New Revision: 824701

URL: http://svn.apache.org/viewvc?rev=824701&view=rev
Log:
GERONIMO-4904 Add handler for message/rfc822 MIME type


Added:
    geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java
  (with props)
Modified:
    geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/resources/META-INF/mailcap

Added: geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java
URL: http://svn.apache.org/viewvc/geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java?rev=824701&view=auto
==============================================================================
--- geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java
(added)
+++ geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java
Tue Oct 13 11:25:59 2009
@@ -0,0 +1,120 @@
+/**
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You 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.
+ */
+package org.apache.geronimo.javamail.handlers;
+
+import java.awt.datatransfer.DataFlavor;
+import java.awt.datatransfer.UnsupportedFlavorException;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.Properties;
+
+import javax.activation.ActivationDataFlavor;
+import javax.activation.DataContentHandler;
+import javax.activation.DataSource;
+import javax.mail.Message;
+import javax.mail.MessageAware;
+import javax.mail.MessageContext;
+import javax.mail.MessagingException;
+import javax.mail.Session;
+import javax.mail.internet.MimeMessage;
+
+/**
+ * Content handler for RFC-822 compliant messages.
+ * @version $Rev$ $Date$
+ */
+public class RFC822MessageHandler implements DataContentHandler {
+    // the data flavor defines what this looks like, and is fixed once the
+    // handler is instantiated
+    protected final DataFlavor flavour;
+
+    public RFC822MessageHandler() {
+        flavour = new ActivationDataFlavor(Message.class, "message/rfc822", "Message");
+    }
+
+    /**
+     * Return all of the flavors processed by this handler.  This
+     * is just the singleton flavor.
+     *
+     * @return An array of the transfer flavors supported by this handler.
+     */
+    public DataFlavor[] getTransferDataFlavors() {
+        return new DataFlavor[] { flavour };
+    }
+
+    /**
+     * Retrieve the transfer data from the data source, but
+     * only if the requested flavor matches what we support.
+     *
+     * @param df     The requested data flavor.
+     * @param ds     The source DataSource.
+     *
+     * @return The extracted content object, or null if there is a
+     *         mismatch of flavors.
+     * @exception UnsupportedFlavorException
+     * @exception IOException
+     */
+    public Object getTransferData(DataFlavor df, DataSource ds) throws UnsupportedFlavorException,
IOException {
+        return flavour.equals(df) ? getContent(ds) : null;
+    }
+
+    /**
+     * Extract the RFC822 Message content from a DataSource.
+     *
+     * @param ds     The source data source.
+     *
+     * @return An extracted MimeMessage object.
+     * @exception IOException
+     */
+    public Object getContent(DataSource ds) throws IOException {
+        try {
+            // creating a MimeMessage instance requires a session.  If the DataSource
+            // is a MessageAware one, we can get the session information from the MessageContext.
+            // This is generally the case, but if it is not available, then just retrieve
+            // the default instance and use it.
+            if (ds instanceof MessageAware) {
+                MessageContext context = ((MessageAware)ds).getMessageContext();
+                return new MimeMessage(context.getSession(), ds.getInputStream());
+            }
+            else {
+                return new MimeMessage(Session.getDefaultInstance(new Properties(), null),
ds.getInputStream());
+            }
+        } catch (MessagingException e) {
+            throw (IOException) new IOException(e.getMessage()).initCause(e);
+        }
+    }
+
+    /**
+     * Write an RFC 822 message object out to an output stream.
+     *
+     * @param obj      The source message object.
+     * @param mimeType The target mimetype
+     * @param os       The target output stream.
+     *
+     * @exception IOException
+     */
+    public void writeTo(Object obj, String mimeType, OutputStream os) throws IOException
{
+        // we only handle message instances here
+        if (obj instanceof Message) {
+            Message message = (Message) obj;
+            try {
+                message.writeTo(os);
+            } catch (MessagingException e) {
+                throw (IOException) new IOException(e.getMessage()).initCause(e);
+            }
+        }
+    }
+}

Propchange: geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java
------------------------------------------------------------------------------
    svn:eol-style = native

Propchange: geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java
------------------------------------------------------------------------------
    svn:keywords = Date Revision

Propchange: geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/java/org/apache/geronimo/javamail/handlers/RFC822MessageHandler.java
------------------------------------------------------------------------------
    svn:mime-type = text/plain

Modified: geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/resources/META-INF/mailcap
URL: http://svn.apache.org/viewvc/geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/resources/META-INF/mailcap?rev=824701&r1=824700&r2=824701&view=diff
==============================================================================
--- geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/resources/META-INF/mailcap
(original)
+++ geronimo/javamail/trunk/geronimo-javamail_1.4/geronimo-javamail_1.4_provider/src/main/resources/META-INF/mailcap
Tue Oct 13 11:25:59 2009
@@ -24,4 +24,5 @@
 image/gif;;     x-java-content-handler=org.apache.geronimo.javamail.handlers.ImageGifHandler
 image/jpeg;;    x-java-content-handler=org.apache.geronimo.javamail.handlers.ImageJpegHandler
 
-multipart/*;;   x-java-content-handler=org.apache.geronimo.javamail.handlers.MultipartHandler
    
\ No newline at end of file
+multipart/*;;   x-java-content-handler=org.apache.geronimo.javamail.handlers.MultipartHandler
+message/rfc822;; x-java-content-handler=org.apache.geronimo.javamail.handlers.RFC822MessageHandler



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