com.microdeveloper.data
Class ByteArrayDataSource

java.lang.Object
  com.microdeveloper.data.ByteArrayDataSource

All Implemented Interfaces:

javax.activation.DataSource

public class ByteArrayDataSource
extends Object
implements javax.activation.DataSource

A simple byte data source object for stream operations.

Since:

1.0

Version:

1.0

Author:

MicroDeveloper, Inc.

Field Summary

(package private) byte[]	bytes
(package private) String	content
(package private) String	contentType
(package private) String	name

Constructor Summary

ByteArrayDataSource(byte[] bytes, String contentType, String name)
Creates a new instance of ByteArrayDataSource and initializes it

ByteArrayDataSource(String content, String contentType)
Creates a new instance of ByteArrayDataSource and initializes it using String element

Method Summary

String	getContentType() Returns the established content type
InputStream	getInputStream() Returns a new ByteArrayInputStream
String	getName() Returns the current name of the element
OutputStream	getOutputStream() Returns the output stream.

Methods inherited from class java.lang.Object

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

Field Detail

bytes

byte[] bytes

content

String content

contentType

String contentType

name

String name

Constructor Detail

ByteArrayDataSource

public ByteArrayDataSource(String content,
                           String contentType)

Creates a new instance of ByteArrayDataSource and initializes it using String element

Parameters:

content - content to establish

contentType - type of content (default is application/octet-stream)

ByteArrayDataSource

public ByteArrayDataSource(byte[] bytes,
                           String contentType,
                           String name)

Creates a new instance of ByteArrayDataSource and initializes it

Parameters:

bytes - byte array content to establish

contentType - type of content (default is application/octet-stream)

name - name to assign to the element

Method Detail

getContentType

public String getContentType()

Returns the established content type

Specified by:

getContentType in interface javax.activation.DataSource

Returns:

String containing the current content type

getInputStream

public InputStream getInputStream()

Returns a new ByteArrayInputStream

Specified by:

getInputStream in interface javax.activation.DataSource

Returns:

ByteArrayInputStream

getName

public String getName()

Returns the current name of the element

Specified by:

getName in interface javax.activation.DataSource

Returns:

String containing the name

getOutputStream

public OutputStream getOutputStream()
                             throws IOException

Returns the output stream. If the output stream file is not found, an FileNotFoundException is thrown.

Specified by:

getOutputStream in interface javax.activation.DataSource

Returns:

OutputStream handle

Throws:

IOException - thrown if the IO cannot be opened or read