javax.mail.internet
Class MimePartDataSource

java.lang.Object
  |
  +--javax.mail.internet.MimePartDataSource

All Implemented Interfaces:

javax.activation.DataSource, MessageAware

public class MimePartDataSource

extends java.lang.Object

implements javax.activation.DataSource, MessageAware

A utility class that implements a DataSource out of a MimePart. This class is primarily meant for service providers.

See Also:

MimePart, DataSource

Constructor Summary

MimePartDataSource(MimePart part)
Constructor, that constructs a DataSource from a MimePart.

Method Summary

java.lang.String	getContentType() Returns the content-type of this DataSource.
java.io.InputStream	getInputStream() Returns an input stream from this MimePart.
MessageContext	getMessageContext() Return the MessageContext for the current part.
java.lang.String	getName() DataSource method to return a name.
java.io.OutputStream	getOutputStream() DataSource method to return an output stream.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MimePartDataSource

public MimePartDataSource(MimePart part)

Constructor, that constructs a DataSource from a MimePart.

Method Detail

getInputStream

public java.io.InputStream getInputStream()
                                   throws java.io.IOException

Returns an input stream from this MimePart.

This method applies the appropriate transfer-decoding, based on the Content-Transfer-Encoding attribute of this MimePart. Thus the returned input stream is a decoded stream of bytes.

This implementation obtains the raw content from the Part using the getContentStream() method and decodes it using the MimeUtility.decode() method.

Specified by:

getInputStream in interface javax.activation.DataSource

Returns:

decoded input stream

See Also:

MimeMessage.getContentStream(), MimeBodyPart.getContentStream(), MimeUtility.decode(java.io.InputStream, java.lang.String)

getOutputStream

public java.io.OutputStream getOutputStream()
                                     throws java.io.IOException

DataSource method to return an output stream.

This implementation throws the UnknownServiceException.

Specified by:

getOutputStream in interface javax.activation.DataSource

getContentType

public java.lang.String getContentType()

Returns the content-type of this DataSource.

This implementation just invokes the getContentType method on the MimePart.

Specified by:

getContentType in interface javax.activation.DataSource

getName

public java.lang.String getName()

DataSource method to return a name.

This implementation just returns an empty string.

Specified by:

getName in interface javax.activation.DataSource

getMessageContext

public MessageContext getMessageContext()

Return the MessageContext for the current part.

Specified by:

getMessageContext in interface MessageAware

Since:

JavaMail 1.1