org.ws4d.java.attachment
Class AbstractAttachment

java.lang.Object
  org.ws4d.java.attachment.AbstractAttachment

All Implemented Interfaces:

Attachment

public abstract class AbstractAttachment
extends java.lang.Object
implements Attachment

Attachment container. Provides access to an attachment's metadata (content ID, content type and transfer encoding).

Field Summary

Fields inherited from interface org.ws4d.java.attachment.Attachment

FILE_ATTACHMENT, MEMORY_ATTACHMENT, OUTPUTSTREAM_ATTACHMENT, STREAM_ATTACHMENT

Method Summary

java.lang.String	getContentId() Return the content ID of this attachment.
InternetMediaType	getContentType() The content type (MIME) for this attachment.
java.lang.String	getTransferEncoding() The encoding for this attachment.
boolean	isAvailable()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ws4d.java.attachment.Attachment

dispose, getType, serialize

Method Detail

isAvailable

public boolean isAvailable()

getContentId

public java.lang.String getContentId()

Description copied from interface: Attachment

Return the content ID of this attachment. The content ID is used to distinguish the attachment within a MIME package and to enable linking to it from within ParameterValue instances.

Specified by:

getContentId in interface Attachment

Returns:

this attachment's content ID

getContentType

public InternetMediaType getContentType()
                                 throws AttachmentException

Description copied from interface: Attachment

The content type (MIME) for this attachment.

Specified by:

getContentType in interface Attachment

Returns:

the content type

Throws:

AttachmentException - if attachment processing is not supported within the current runtime or obtaining the attachment failed for any reason

getTransferEncoding

public java.lang.String getTransferEncoding()
                                     throws AttachmentException

Description copied from interface: Attachment

The encoding for this attachment.

Specified by:

getTransferEncoding in interface Attachment

Returns:

the encoding

Throws:

AttachmentException - if attachment processing is not supported within the current runtime or obtaining the attachment failed for any reason