org.apache.hadoop.hbase.http

Class InfoServer

java.lang.Object

org.apache.hadoop.hbase.http.InfoServer

@InterfaceAudience.Private
public class InfoServer
extends Object

Create a Jetty embedded server to answer http requests. The primary goal is to serve up status information for the server. There are three contexts: "/stacks/" -> points to stack trace "/static/" -> points to common static files (src/hbase-webapps/static) "/" -> the jsp server code from (src/hbase-webapps/<name>)

Field Summary

Fields

Modifier and Type	Field and Description
private static String	HBASE_APP_DIR
private HttpServer	httpServer

Constructor Summary

Constructors

Constructor and Description
InfoServer(String name, String bindAddress, int port, boolean findPort, org.apache.hadoop.conf.Configuration c) Create a status server on the given port.

Method Summary

Modifier and Type	Method and Description
void	addServlet(String name, String pathSpec, Class<? extends javax.servlet.http.HttpServlet> clazz)
int	getPort() Deprecated.
void	setAttribute(String name, Object value)
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Field Detail

HBASE_APP_DIR

private static final String HBASE_APP_DIR

See Also:

Constant Field Values

httpServer

private final HttpServer httpServer

Constructor Detail

InfoServer

public InfoServer(String name,
                  String bindAddress,
                  int port,
                  boolean findPort,
                  org.apache.hadoop.conf.Configuration c)
           throws IOException

Create a status server on the given port. The jsp scripts are taken from src/hbase-webapps/name.

Parameters:

name - The name of the server

bindAddress - address to bind to

port - The port to use on the server

findPort - whether the server should start at the given port and increment by 1 until it finds a free port.

Throws:

IOException - e

Method Detail

addServlet

public void addServlet(String name,
                       String pathSpec,
                       Class<? extends javax.servlet.http.HttpServlet> clazz)

setAttribute

public void setAttribute(String name,
                         Object value)

start

public void start()
           throws IOException

Throws:

IOException

getPort

@Deprecated
public int getPort()

Deprecated.

stop

public void stop()
          throws Exception

Throws:

Exception