ru.sstu.web.core

Class AbstractResourceLoaderServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

ru.sstu.web.core.AbstractResourceLoaderServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

Direct Known Subclasses:

ClasspathResourceLoaderServlet

public abstract class AbstractResourceLoaderServlet
extends javax.servlet.http.HttpServlet

AbstractResourceLoaderServlet class provides base procedure for resource loading.

Since:

Web 1.0

Author:

Denis_Murashev

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AbstractResourceLoaderServlet()

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract String	getMimeType(Object object) Provides MIME type of resource.
protected abstract Object	getObject(javax.servlet.http.HttpServletRequest request) Provides object for resource.
protected void	service(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
protected abstract void	write(Object object, OutputStream output) Writes resource bytes to HTTP response.

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, 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

Constructor Detail

AbstractResourceLoaderServlet

public AbstractResourceLoaderServlet()

Method Detail

service

protected void service(javax.servlet.http.HttpServletRequest request,
           javax.servlet.http.HttpServletResponse response)
                throws IOException

Overrides:

service in class javax.servlet.http.HttpServlet

Throws:

IOException

getObject

protected abstract Object getObject(javax.servlet.http.HttpServletRequest request)

Provides object for resource.

Parameters:

request - HTTP request

Returns:

object for resource

getMimeType

protected abstract String getMimeType(Object object)

Provides MIME type of resource.

Parameters:

object - resource object

Returns:

MIME type

write

protected abstract void write(Object object,
         OutputStream output)
                       throws IOException

Writes resource bytes to HTTP response.

Parameters:

object - resource

output - output stream

Throws:

IOException - if some error occurs