org.trafodion.dcs.rest

Class RESTServlet

java.lang.Object

org.trafodion.dcs.rest.RESTServlet

All Implemented Interfaces:

RestConstants

public class RESTServlet
extends Object
implements RestConstants

Singleton class encapsulating global REST servlet state and functions.

Field Summary

Fields inherited from interface org.trafodion.dcs.rest.RestConstants

CRLF, DEFAULT_LISTEN_PORT, DEFAULT_MAX_AGE, MIMETYPE_BINARY, MIMETYPE_HTML, MIMETYPE_JSON, MIMETYPE_PROTOBUF, MIMETYPE_PROTOBUF_IETF, MIMETYPE_TEXT, MIMETYPE_XML, VERSION_STRING

Method Summary

Methods

Modifier and Type	Method and Description
List<String>	getChildren(String znode)
static RESTServlet	getInstance()
static RESTServlet	getInstance(org.apache.hadoop.conf.Configuration conf)
List<String>	getMaster()
String	getParentZnode()
List<String>	getRegistered()
List<String>	getRunning()
ZkClient	getZk()
static void	stop()

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static RESTServlet getInstance()
                               throws IOException

Returns:

the RESTServlet singleton instance

Throws:

IOException

getInstance

public static RESTServlet getInstance(org.apache.hadoop.conf.Configuration conf)
                               throws IOException

Parameters:

conf - Existing configuration to use in rest servlet

Returns:

the RESTServlet singleton instance

Throws:

IOException

getZk

public ZkClient getZk()

getParentZnode

public String getParentZnode()

stop

public static void stop()

getChildren

public List<String> getChildren(String znode)
                         throws IOException

Throws:

IOException

getMaster

public List<String> getMaster()
                       throws IOException

Throws:

IOException

getRunning

public List<String> getRunning()
                        throws IOException

Throws:

IOException

getRegistered

public List<String> getRegistered()
                           throws IOException

Throws:

IOException