org.mbari.siam.core
Class PortManager

java.lang.Object
  org.mbari.siam.core.PortManager

Direct Known Subclasses:

FOCEPortManager, MOOSPortManager

public class PortManager
extends java.lang.Object

PortManager keeps track of devices installed on node ports.

Author:

Tom O'Reilly

Constructor Summary

PortManager(java.lang.String siamHome, NodeProperties nodeProps)
Create PortManager object.

Method Summary

byte[]	closePort(DevicePort port) Close the port, shutdown associated service if any, free resources.
byte[]	closePort(DevicePort port, boolean enterSafeMode) Close the port, shutdown associated service if any, free resources; optionally put device in 'safe mode' before shutting down service.
java.util.Vector	getPorts() Get configuration of all ports.
void	initPortVector() Get port configuration from properties file and store in vector.
protected java.lang.String	loadFromPuck(Puck puck, Puck.Datasheet datasheet, ServiceSandBox sandBox) Return name of jar file retrieved from PUCK, or if no PUCK payload, return jar file name based on PUCK UUID.
protected byte[]	removeService(DevicePort port, boolean enterSafeMode) Remove service on specified port.
void	scanPort(DevicePort port, java.lang.String serviceSource) Scan specified port.
void	scanPorts() Determine configuration of all ports.

Methods inherited from class java.lang.Object

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

Constructor Detail

PortManager

public PortManager(java.lang.String siamHome,
                   NodeProperties nodeProps)
            throws MissingPropertyException,
                   InvalidPropertyException

Create PortManager object.

Throws:

MissingPropertyException

InvalidPropertyException

Method Detail

initPortVector

public void initPortVector()
                    throws java.io.IOException,
                           MissingPropertyException,
                           InvalidPropertyException

Get port configuration from properties file and store in vector.

Throws:

java.io.IOException

MissingPropertyException

InvalidPropertyException

getPorts

public java.util.Vector getPorts()

Get configuration of all ports.

scanPort

public void scanPort(DevicePort port,
                     java.lang.String serviceSource)
              throws java.lang.LinkageError,
                     PortOccupiedException,
                     java.io.IOException,
                     DuplicateIdException,
                     PortNotFound,
                     java.lang.Exception

Scan specified port.

Throws:

java.lang.LinkageError

PortOccupiedException

java.io.IOException

DuplicateIdException

PortNotFound

java.lang.Exception

closePort

public byte[] closePort(DevicePort port)

Close the port, shutdown associated service if any, free resources.

closePort

public byte[] closePort(DevicePort port,
                        boolean enterSafeMode)

Close the port, shutdown associated service if any, free resources; optionally put device in 'safe mode' before shutting down service.

scanPorts

public void scanPorts()

Determine configuration of all ports.

removeService

protected byte[] removeService(DevicePort port,
                               boolean enterSafeMode)

Remove service on specified port.

loadFromPuck

protected java.lang.String loadFromPuck(Puck puck,
                                        Puck.Datasheet datasheet,
                                        ServiceSandBox sandBox)
                                 throws java.lang.Exception

Return name of jar file retrieved from PUCK, or if no PUCK payload, return jar file name based on PUCK UUID. Extract jar file if necessary and manage sandbox.

Throws:

java.lang.Exception