org.apache.axiom.attachments

Class PartDataSource

java.lang.Object

org.apache.axiom.attachments.PartDataSource

All Implemented Interfaces:

javax.activation.DataSource, SizeAwareDataSource

class PartDataSource
extends java.lang.Object
implements SizeAwareDataSource

Default DataSource implementation for MIME parts. This implementation will be used if there is no DataSource implementation specific to the buffering strategy being used, i.e. if PartContent.getDataSource(String) returns null.

Field Summary

Fields

Modifier and Type	Field and Description
private PartImpl	part

Constructor Summary

Constructors

Constructor and Description
PartDataSource(PartImpl part)

Method Summary

Modifier and Type	Method and Description
java.lang.String	getContentType()
java.io.InputStream	getInputStream()
java.lang.String	getName()
java.io.OutputStream	getOutputStream()
long	getSize() Get the size of the data source.

Methods inherited from class java.lang.Object

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

Field Detail

part

private final PartImpl part

Constructor Detail

PartDataSource

public PartDataSource(PartImpl part)

Method Detail

getContentType

public java.lang.String getContentType()

Specified by:

getContentType in interface javax.activation.DataSource

getInputStream

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

Specified by:

getInputStream in interface javax.activation.DataSource

Throws:

java.io.IOException

getName

public java.lang.String getName()

Specified by:

getName in interface javax.activation.DataSource

getOutputStream

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

Specified by:

getOutputStream in interface javax.activation.DataSource

Throws:

java.io.IOException

getSize

public long getSize()

Description copied from interface: SizeAwareDataSource

Get the size of the data source. Implementations must return the number of bytes that can be read from the input stream returned by DataSource.getInputStream() before reaching the end of the stream. If the implementation is unable to determine the size, it must return -1.

Specified by:

getSize in interface SizeAwareDataSource

Returns:

the size of the data source or -1 if the size is not known