javax.mail.util
class ByteArrayDataSource

All Implemented Interfaces:

DataSource

public class ByteArrayDataSource
extends Object
implements DataSource

A DataSource backed by a byte array. The byte array may be passed in directly, or may be initialized from an InputStream or a String.

ByteArrayDataSource

public ByteArrayDataSource(byte[] data,
                           String type)

Create a ByteArrayDataSource with data from the specified byte array and with the specified MIME type.

Parameters:

data - the data

type - the MIME type

ByteArrayDataSource

public ByteArrayDataSource(InputStream is,
                           String type)
                    throws IOException

Create a ByteArrayDataSource with data from the specified InputStream and with the specified MIME type. The InputStream is read completely and the data is stored in a byte array.

Parameters:

is - the InputStream

type - the MIME type

Throws:

IOException - errors reading the stream

ByteArrayDataSource

public ByteArrayDataSource(String data,
                           String type)
                    throws IOException

Create a ByteArrayDataSource with data from the specified String and with the specified MIME type. The MIME type should include a charset parameter specifying the charset to be used for the string. If the parameter is not included, the default charset is used.

Parameters:

data - the String

type - the MIME type

Throws:

IOException - errors reading the String

getContentType

public String getContentType()

Get the MIME content type of the data.

Returns:

the MIME type

getInputStream

public InputStream getInputStream()
                           throws IOException

Return an InputStream for the data. Note that a new stream is returned each time this method is called.

Returns:

the InputStream

Throws:

IOException - if no data has been set

getName

public String getName()

Get the name of the data. By default, an empty string ("") is returned.

Returns:

the name of this data

getOutputStream

public OutputStream getOutputStream()
                             throws IOException

Return an OutputStream for the data. Writing the data is not supported; an IOException is always thrown.

Throws:

IOException - always

setName

public void setName(String name)

Set the name of the data.

Parameters:

name - the name of this data