uk.ac.starlink.ttools.mode

Class PlasticMode

java.lang.Object

uk.ac.starlink.ttools.mode.PlasticMode

All Implemented Interfaces:

ProcessingMode

public class PlasticMode
extends Object
implements ProcessingMode

Processing mode for broadcasting the table for loading using the PLASTIC tool interop protocol.

Since:

8 Feb 2006

Author:

Mark Taylor

See Also:

PLASTIC

Field Summary

Fields

Modifier and Type	Field and Description
static URI	MSG_BYTEXT Message ID for load by passing VOTable text as a string argument.
static URI	MSG_BYURL Message ID for load by passing VOTable URL (temp file) as argument.

Constructor Summary

Constructors

Constructor and Description
PlasticMode()

Method Summary

Modifier and Type	Method and Description
static void	broadcast(StarTable table, URI msg, PlasticHubListener hub, URI plasticId, StoragePolicy policy, String client, PrintStream out) Broadcasts a table to PLASTIC listeners by sending it to the hub as a VOTable.
TableConsumer	createConsumer(Environment env) Creates a TableConsumer, deriving any additional required configuration from a given environment.
Parameter<?>[]	getAssociatedParameters() Returns a list of any parameters which are associated with this mode.
String	getDescription() Returns a textual description of this processing mode.

Methods inherited from class java.lang.Object

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

Field Detail

MSG_BYTEXT

public static final URI MSG_BYTEXT

Message ID for load by passing VOTable text as a string argument.

MSG_BYURL

public static final URI MSG_BYURL

Message ID for load by passing VOTable URL (temp file) as argument.

Constructor Detail

PlasticMode

public PlasticMode()

Method Detail

getDescription

public String getDescription()

Description copied from interface: ProcessingMode

Returns a textual description of this processing mode. This will be included in the user document so should be in XML.

Specified by:

getDescription in interface ProcessingMode

Returns:

textual description of this mode

getAssociatedParameters

public Parameter<?>[] getAssociatedParameters()

Description copied from interface: ProcessingMode

Returns a list of any parameters which are associated with this mode.

Specified by:

getAssociatedParameters in interface ProcessingMode

Returns:

parameter list

createConsumer

public TableConsumer createConsumer(Environment env)
                             throws TaskException

Description copied from interface: ProcessingMode

Creates a TableConsumer, deriving any additional required configuration from a given environment.

Specified by:

createConsumer in interface ProcessingMode

Parameters:

env - execution environment

Throws:

TaskException

broadcast

public static void broadcast(StarTable table,
                             URI msg,
                             PlasticHubListener hub,
                             URI plasticId,
                             StoragePolicy policy,
                             String client,
                             PrintStream out)
                      throws IOException

Broadcasts a table to PLASTIC listeners by sending it to the hub as a VOTable.

Parameters:

table - table to broadcast

msg - PLASTIC message key which defines how the transport will take place (one of MSG_BYTEXT, MSG_BYURL or null)

hub - plastic hub object

plasticId - plastic identifier for this client

policy - storage policy

client - application name of sole target for broadcast, or null for all

out - output stream to the environment (may be null)

Throws:

IOException