org.krysalis.barcode4j.servlet
Class BarcodeServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          org.krysalis.barcode4j.servlet.BarcodeServlet

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class BarcodeServlet
extends javax.servlet.http.HttpServlet

Simple barcode servlet.

Version:

$Id: BarcodeServlet.java,v 1.8 2010/10/05 06:53:56 jmaerki Exp $

See Also:

Serialized Form

Field Summary

static java.lang.String	BARCODE_FORMAT Parameter name for the output format
static java.lang.String	BARCODE_HEIGHT Parameter name for the barcode height
static java.lang.String	BARCODE_HUMAN_READABLE_FONT Parameter name for the font name of the human readable display
static java.lang.String	BARCODE_HUMAN_READABLE_PATTERN Parameter name for the pattern to format the human readable message
static java.lang.String	BARCODE_HUMAN_READABLE_POS Parameter name for the human-readable placement
static java.lang.String	BARCODE_HUMAN_READABLE_SIZE Parameter name for the font size of the human readable display
static java.lang.String	BARCODE_IMAGE_GRAYSCALE Parameter name for the grayscale or b/w image (for bitmaps)
static java.lang.String	BARCODE_IMAGE_RESOLUTION Parameter name for the image resolution (for bitmaps)
static java.lang.String	BARCODE_MODULE_WIDTH Parameter name for the module width
static java.lang.String	BARCODE_MSG Parameter name for the message
static java.lang.String	BARCODE_QUIET_ZONE Parameter name for the quiet zone
static java.lang.String	BARCODE_TYPE Parameter name for the barcode type
static java.lang.String	BARCODE_WIDE_FACTOR Parameter name for the wide factor

Constructor Summary

BarcodeServlet()

Method Summary

protected org.apache.avalon.framework.configuration.Configuration	buildCfg(javax.servlet.http.HttpServletRequest request) Build an Avalon Configuration object from the request.
protected java.lang.String	determineFormat(javax.servlet.http.HttpServletRequest request) Check the request for the desired output format.
protected void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doOptions, doPost, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

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

Field Detail

BARCODE_MSG

public static final java.lang.String BARCODE_MSG

Parameter name for the message

See Also:

Constant Field Values

BARCODE_TYPE

public static final java.lang.String BARCODE_TYPE

Parameter name for the barcode type

See Also:

Constant Field Values

BARCODE_HEIGHT

public static final java.lang.String BARCODE_HEIGHT

Parameter name for the barcode height

See Also:

Constant Field Values

BARCODE_MODULE_WIDTH

public static final java.lang.String BARCODE_MODULE_WIDTH

Parameter name for the module width

See Also:

Constant Field Values

BARCODE_WIDE_FACTOR

public static final java.lang.String BARCODE_WIDE_FACTOR

Parameter name for the wide factor

See Also:

Constant Field Values

BARCODE_QUIET_ZONE

public static final java.lang.String BARCODE_QUIET_ZONE

Parameter name for the quiet zone

See Also:

Constant Field Values

BARCODE_HUMAN_READABLE_POS

public static final java.lang.String BARCODE_HUMAN_READABLE_POS

Parameter name for the human-readable placement

See Also:

Constant Field Values

BARCODE_FORMAT

public static final java.lang.String BARCODE_FORMAT

Parameter name for the output format

See Also:

Constant Field Values

BARCODE_IMAGE_RESOLUTION

public static final java.lang.String BARCODE_IMAGE_RESOLUTION

Parameter name for the image resolution (for bitmaps)

See Also:

Constant Field Values

BARCODE_IMAGE_GRAYSCALE

public static final java.lang.String BARCODE_IMAGE_GRAYSCALE

Parameter name for the grayscale or b/w image (for bitmaps)

See Also:

Constant Field Values

BARCODE_HUMAN_READABLE_SIZE

public static final java.lang.String BARCODE_HUMAN_READABLE_SIZE

Parameter name for the font size of the human readable display

See Also:

Constant Field Values

BARCODE_HUMAN_READABLE_FONT

public static final java.lang.String BARCODE_HUMAN_READABLE_FONT

Parameter name for the font name of the human readable display

See Also:

Constant Field Values

BARCODE_HUMAN_READABLE_PATTERN

public static final java.lang.String BARCODE_HUMAN_READABLE_PATTERN

Parameter name for the pattern to format the human readable message

See Also:

Constant Field Values

Constructor Detail

BarcodeServlet

public BarcodeServlet()

Method Detail

doGet

protected void doGet(javax.servlet.http.HttpServletRequest request,
                     javax.servlet.http.HttpServletResponse response)
              throws javax.servlet.ServletException,
                     java.io.IOException

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

java.io.IOException

See Also:

HttpServlet.doGet(HttpServletRequest, HttpServletResponse)

determineFormat

protected java.lang.String determineFormat(javax.servlet.http.HttpServletRequest request)

Check the request for the desired output format.

Parameters:

request - the request to use

Returns:

MIME type of the desired output format.

buildCfg

protected org.apache.avalon.framework.configuration.Configuration buildCfg(javax.servlet.http.HttpServletRequest request)

Build an Avalon Configuration object from the request.

Parameters:

request - the request to use

Returns:

the newly built COnfiguration object

TODO:

Change to bean API