Package org.apache.hadoop.hdfs.server.namenode

Class NameNodeHttpServer

java.lang.Object

org.apache.hadoop.hdfs.server.namenode.NameNodeHttpServer

@Private
public class NameNodeHttpServer
extends java.lang.Object

Encapsulates the HTTP server started by the NameNode.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	ALIASMAP_ATTRIBUTE_KEY
static java.lang.String	FSIMAGE_ATTRIBUTE_KEY
static java.lang.String	NAMENODE_ADDRESS_ATTRIBUTE_KEY
protected static java.lang.String	NAMENODE_ATTRIBUTE_KEY
static java.lang.String	STARTUP_PROGRESS_ATTRIBUTE_KEY

Method Summary

Modifier and Type	Method	Description
org.apache.hadoop.http.HttpServer2	getHttpServer()	Returns the httpServer.
static java.net.InetSocketAddress	getNameNodeAddressFromContext(javax.servlet.ServletContext context)
static NameNode	getNameNodeFromContext(javax.servlet.ServletContext context)
static org.apache.hadoop.ha.HAServiceProtocol.HAServiceState	getNameNodeStateFromContext(javax.servlet.ServletContext context)
static TokenVerifier	getTokenVerifierFromContext(javax.servlet.ServletContext context)
static void	initWebHdfs(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.http.HttpServer2 httpServer2, java.lang.String jerseyResourcePackage)
void	join()	Joins the httpserver.

Methods inherited from class java.lang.Object

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

Field Detail

NAMENODE_ADDRESS_ATTRIBUTE_KEY

public static final java.lang.String NAMENODE_ADDRESS_ATTRIBUTE_KEY

See Also:

Constant Field Values

FSIMAGE_ATTRIBUTE_KEY

public static final java.lang.String FSIMAGE_ATTRIBUTE_KEY

See Also:

Constant Field Values

NAMENODE_ATTRIBUTE_KEY

protected static final java.lang.String NAMENODE_ATTRIBUTE_KEY

See Also:

Constant Field Values

STARTUP_PROGRESS_ATTRIBUTE_KEY

public static final java.lang.String STARTUP_PROGRESS_ATTRIBUTE_KEY

See Also:

Constant Field Values

ALIASMAP_ATTRIBUTE_KEY

public static final java.lang.String ALIASMAP_ATTRIBUTE_KEY

See Also:

Constant Field Values

Method Detail

initWebHdfs

public static void initWebHdfs(org.apache.hadoop.conf.Configuration conf,
                               org.apache.hadoop.http.HttpServer2 httpServer2,
                               java.lang.String jerseyResourcePackage)
                        throws java.io.IOException

Throws:

java.io.IOException

join

public void join()
          throws java.lang.InterruptedException

Joins the httpserver.

Throws:

java.lang.InterruptedException

getNameNodeFromContext

public static NameNode getNameNodeFromContext(javax.servlet.ServletContext context)

getTokenVerifierFromContext

public static TokenVerifier getTokenVerifierFromContext(javax.servlet.ServletContext context)

getNameNodeAddressFromContext

public static java.net.InetSocketAddress getNameNodeAddressFromContext(javax.servlet.ServletContext context)

getNameNodeStateFromContext

public static org.apache.hadoop.ha.HAServiceProtocol.HAServiceState getNameNodeStateFromContext(javax.servlet.ServletContext context)

getHttpServer

@VisibleForTesting
public org.apache.hadoop.http.HttpServer2 getHttpServer()

Returns the httpServer.

Returns:

HttpServer2