Class BalancerServlet

java.lang.Object

jakarta.servlet.GenericServlet

jakarta.servlet.http.HttpServlet

org.eclipse.jetty.ee10.proxy.AbstractProxyServlet

org.eclipse.jetty.ee10.proxy.ProxyServlet

org.eclipse.jetty.ee10.proxy.BalancerServlet

All Implemented Interfaces:

jakarta.servlet.Servlet, jakarta.servlet.ServletConfig, Serializable

public class BalancerServlet
extends ProxyServlet

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class ProxyServlet

ProxyServlet.ProxyInputStreamRequestContent, ProxyServlet.ProxyResponseListener, ProxyServlet.Transparent

Nested classes/interfaces inherited from class AbstractProxyServlet

AbstractProxyServlet.TransparentDelegate

Field Summary

Fields inherited from class AbstractProxyServlet

_log, CLIENT_REQUEST_ATTRIBUTE, HOP_HEADERS

Fields inherited from class jakarta.servlet.http.HttpServlet

LEGACY_DO_HEAD

Constructor Summary

Constructors

Constructor	Description
BalancerServlet()

Method Summary

Modifier and Type	Method	Description
protected String	filterServerResponseHeader(jakarta.servlet.http.HttpServletRequest request, Response serverResponse, String headerName, String headerValue)
void	init()
protected String	rewriteTarget(jakarta.servlet.http.HttpServletRequest request)
boolean	validateDestination(String host, int port)	Checks the given host and port against whitelist and blacklist.

Methods inherited from class ProxyServlet

newProxyResponseListener, onContinue, onResponseContent, proxyRequestContent, service

Methods inherited from class AbstractProxyServlet

addProxyHeaders, addViaHeader, addViaHeader, addXForwardedHeaders, clientRequestStatus, copyRequestHeaders, createHttpClient, createLogger, destroy, expects100Continue, findConnectionHeaders, getBlackListHosts, getHostHeader, getHttpClient, getRequestId, getTimeout, getViaHost, getWhiteListHosts, hasContent, newClientConnector, newHttpClient, newHttpClient, newProxyRequest, onClientRequestFailure, onProxyResponseFailure, onProxyResponseSuccess, onProxyRewriteFailed, onServerResponseHeaders, proxyResponseStatus, sendProxyRequest, sendProxyResponseError, setTimeout

Methods inherited from class jakarta.servlet.http.HttpServlet

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

Methods inherited from class jakarta.servlet.GenericServlet

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

Methods inherited from class Object

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

Constructor Details

BalancerServlet

public BalancerServlet()

Method Details

init

public void init()
          throws jakarta.servlet.ServletException

Overrides:

init in class AbstractProxyServlet

Throws:

jakarta.servlet.ServletException

rewriteTarget

protected String rewriteTarget(jakarta.servlet.http.HttpServletRequest request)

Overrides:

rewriteTarget in class AbstractProxyServlet

filterServerResponseHeader

protected String filterServerResponseHeader(jakarta.servlet.http.HttpServletRequest request,
 Response serverResponse,
 String headerName,
 String headerValue)

Overrides:

filterServerResponseHeader in class AbstractProxyServlet

validateDestination

public boolean validateDestination(String host,
 int port)

Description copied from class: AbstractProxyServlet

Checks the given host and port against whitelist and blacklist.

Overrides:

validateDestination in class AbstractProxyServlet

Parameters:

host - the host to check

port - the port to check

Returns:

true if it is allowed to be proxy to the given host and port