net.sf.basedb.clients.web.util
Class ServletExportOutputStream

java.lang.Object
  java.io.OutputStream
      net.sf.basedb.core.plugin.ExportOutputStream
          net.sf.basedb.clients.web.util.ServletExportOutputStream

All Implemented Interfaces:

Closeable, Flushable

public class ServletExportOutputStream
extends ExportOutputStream

An extension to the ExportOutputStream class which directs the output to the response stream of a HttpServletResponse object. This allows an export plugin to send data directly to the web browser without going throgh the BASE filesystem or temporary files on the disk.

Version:

2.2

Author:

nicklas

Last modified

$Date: 2008-09-15 11:18:48 +0200 (Mon, 15 Sep 2008) $

Field Summary

private HttpServletResponse

response

Constructor Summary

ServletExportOutputStream(HttpServletResponse response)
Create a new servlet export stream.

Method Summary

void	setCharacterSet(String charset) Calls ServletResponse.setCharacterEncoding(String)
void	setContentLength(long contentLength) Calls ServletResponse.setContentLength(int)
void	setFilename(String filename) Calls HttpServletResponse.setHeader(java.lang.String, java.lang.String) with the following values: response.setHeader("Content-Disposition", "attachment;filename=<filename>"); If the filename contains unsafe characters it is URL encoded.
void	setMimeType(String mimeType) Calls ServletResponse.setContentType(String)

Methods inherited from class net.sf.basedb.core.plugin.ExportOutputStream

close, flush, getFile, write, write, write

Methods inherited from class java.lang.Object

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

Field Detail

response

private final HttpServletResponse response

Constructor Detail

ServletExportOutputStream

public ServletExportOutputStream(HttpServletResponse response)
                          throws IOException

Create a new servlet export stream.

Parameters:

response - The servlet response object

Throws:

IOException - If getting the output stream from the reponse fails.

Method Detail

setContentLength

public void setContentLength(long contentLength)

Calls ServletResponse.setContentLength(int)

Overrides:

setContentLength in class ExportOutputStream

setMimeType

public void setMimeType(String mimeType)

Calls ServletResponse.setContentType(String)

Overrides:

setMimeType in class ExportOutputStream

setCharacterSet

public void setCharacterSet(String charset)

Calls ServletResponse.setCharacterEncoding(String)

Overrides:

setCharacterSet in class ExportOutputStream

Since:

2.9

setFilename

public void setFilename(String filename)

Calls HttpServletResponse.setHeader(java.lang.String, java.lang.String) with the following values: response.setHeader("Content-Disposition", "attachment;filename=<filename>"); If the filename contains unsafe characters it is URL encoded.

Overrides:

setFilename in class ExportOutputStream