org.apache.knox.gateway.hdfs.dispatch

Class AbstractHdfsHaDispatch

java.lang.Object

org.apache.knox.gateway.dispatch.AbstractGatewayDispatch

org.apache.knox.gateway.dispatch.DefaultDispatch

org.apache.knox.gateway.hdfs.dispatch.HdfsHttpClientDispatch

org.apache.knox.gateway.hdfs.dispatch.AbstractHdfsHaDispatch

All Implemented Interfaces:

Dispatch

Direct Known Subclasses:

HdfsUIHaDispatch, WebHdfsHaDispatch

public abstract class AbstractHdfsHaDispatch
extends HdfsHttpClientDispatch

Field Summary

Fields inherited from class org.apache.knox.gateway.dispatch.DefaultDispatch

auditor, RES, SET_COOKIE, WWW_AUTHENTICATE

Fields inherited from class org.apache.knox.gateway.dispatch.AbstractGatewayDispatch

client

Constructor Summary

Constructors

Constructor and Description
AbstractHdfsHaDispatch()

Method Summary

Modifier and Type	Method and Description
protected void	executeRequest(org.apache.http.client.methods.HttpUriRequest outboundRequest, javax.servlet.http.HttpServletRequest inboundRequest, javax.servlet.http.HttpServletResponse outboundResponse)
HaProvider	getHaProvider()
void	init()
void	setHaProvider(HaProvider haProvider)
protected void	writeOutboundResponse(org.apache.http.client.methods.HttpUriRequest outboundRequest, javax.servlet.http.HttpServletRequest inboundRequest, javax.servlet.http.HttpServletResponse outboundResponse, org.apache.http.HttpResponse inboundResponse) Checks for specific outbound response codes/content to trigger a retry or failover

Methods inherited from class org.apache.knox.gateway.hdfs.dispatch.HdfsHttpClientDispatch

createRequestEntity

Methods inherited from class org.apache.knox.gateway.dispatch.DefaultDispatch

addCredentialsToRequest, closeInboundResponse, destroy, doDelete, doGet, doHead, doOptions, doPost, doPut, executeOutboundRequest, getOutboundResponseExcludeHeaders, getReplayBufferSize, getReplayBufferSizeInBytes, setReplayBufferSize, setReplayBufferSizeInBytes

Methods inherited from class org.apache.knox.gateway.dispatch.AbstractGatewayDispatch

copyRequestHeaderFields, encodeUnwiseCharacters, getDispatchUrl, getHttpClient, getOutboundRequestExcludeHeaders, setHttpClient, writeResponse

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractHdfsHaDispatch

public AbstractHdfsHaDispatch()
                       throws javax.servlet.ServletException

Throws:

javax.servlet.ServletException

Method Detail

init

public void init()

Specified by:

init in interface Dispatch

Overrides:

init in class DefaultDispatch

getHaProvider

public HaProvider getHaProvider()

setHaProvider

@Configure
public void setHaProvider(HaProvider haProvider)

executeRequest

protected void executeRequest(org.apache.http.client.methods.HttpUriRequest outboundRequest,
                              javax.servlet.http.HttpServletRequest inboundRequest,
                              javax.servlet.http.HttpServletResponse outboundResponse)
                       throws IOException

Overrides:

executeRequest in class DefaultDispatch

Throws:

IOException

writeOutboundResponse

protected void writeOutboundResponse(org.apache.http.client.methods.HttpUriRequest outboundRequest,
                                     javax.servlet.http.HttpServletRequest inboundRequest,
                                     javax.servlet.http.HttpServletResponse outboundResponse,
                                     org.apache.http.HttpResponse inboundResponse)
                              throws IOException

Checks for specific outbound response codes/content to trigger a retry or failover

Overrides:

writeOutboundResponse in class DefaultDispatch

Throws:

IOException