/**
*
* Copyright 2003-2004 The Apache Software Foundation
*
* 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.
*/
package javax.mail.internet;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.UnknownServiceException;
import javax.activation.DataSource;
import javax.mail.MessageAware;
import javax.mail.MessageContext;
import javax.mail.MessagingException;
/**
* @version $Rev: 149344 $ $Date: 2005-01-31 18:07:44 -0700 (Mon, 31 Jan 2005) $
*/
public class MimePartDataSource implements DataSource, MessageAware {
private final MimePart part;
public MimePartDataSource(MimePart part) {
this.part = part;
}
public InputStream getInputStream() throws IOException {
try {
InputStream stream;
if (part instanceof MimeMessage) {
stream = ((MimeMessage) part).getContentStream();
} else if (part instanceof MimeBodyPart) {
stream = ((MimeBodyPart) part).getContentStream();
} else {
throw new MessagingException("Unknown part");
}
String encoding = part.getEncoding();
return encoding == null ? stream : MimeUtility.decode(stream, encoding);
} catch (MessagingException e) {
throw (IOException) new IOException(e.getMessage()).initCause(e);
}
}
public OutputStream getOutputStream() throws IOException {
throw new UnknownServiceException();
}
public String getContentType() {
try {
return part.getContentType();
} catch (MessagingException e) {
return null;
}
}
public String getName() {
return "";
}
public synchronized MessageContext getMessageContext() {
return new MessageContext(part);
}
}