stella.error

Class QueueError

java.lang.Object

java.util.EventObject

util.rmi.RmiEvent

stella.MessageEvent

stella.ErrorEvent

stella.error.QueueError

All Implemented Interfaces:

Serializable

public class QueueError
extends ErrorEvent

An error event signaling that a command could not be parsed. Since all commands are entered from a command template it is considered a severe error (level 7) and will always lead to a shut-down of the telescope.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private String[]	comment The additional comments.
private static String	FOLLOWUP The follow-up (shutdown).
private static boolean	PIPING The pipe flag (false).
private static int	SEVERENESS The severness level (fatal error).
private String	violate The command name that could not be parsed.
private long	violatetime The time stamp of the command that was unparsable.

Fields inherited from class stella.ErrorEvent

ABORT_EXPOSURE, ABORT_TARGET, ALARM_OFF, ALARM_ON, BAD_SEEING, BAD_WEATHER, CLEAR_TEL, CLOSE_COVER, CLOSE_ROOF, CLOSE_SHUTTER, CONT_TIME, ERROR_TOKEN, ERRORCOMBINE, ERRORPACKAGE, GOOD_WEATHER, HIGH_WIND, MAIL_HOME, MAIL_LOCAL, MOVE_HOME, MOVE_PARK, NONE, OPEN_COVER, OPEN_SHUTTER, PIPE, REACQUIRE, REPOSITION, RESEND_COMMAND, RESET_ADAPTER, RESET_CALIBRATION, RESET_CCD, RESET_ENV, RESET_ERRORS, RESET_SPEC, RESET_TEL, SHUT_DOWN, STATUS_TOKEN, STOP_TIME

Fields inherited from class stella.MessageEvent

SEPCHAR

Fields inherited from class util.rmi.RmiEvent

localHost, sourceName

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
QueueError(Object src) Constructs a software error.

Method Summary

Modifier and Type	Method and Description
String	getHuman() Returns the human-readable part of the string.
String[]	getLine() Returns the command lines of the error.
String	getViolate() Returns the error-reasons as an integer.
long	getViolateTime() Returns the inet-addres of the access violator.
boolean	parseLine(String[] all) Retrieves the command that could not be parsed and the time stamp of this command out of the second command line.
void	setViolate(String cause) Sets the reason.
void	setViolateTime(long offend) Sets the inet-address of the access violator.
private void	updateHuman() Updates the human-readable part of the error event.

Methods inherited from class stella.ErrorEvent

consume, createError, createError, createError, createError, createError, createStatus, createStatus, createStatus, extractClassName, extractFollowUp, extractPipe, getErrorClass, getFollowUp, getSevereness, isConsumed, isPipe, isStatus, parseClassName, parseHeader, setFollowUp, setHuman, setHuman, setPipe

Methods inherited from class stella.MessageEvent

checkType, equals, equalTime, equalTime, fromAscii, getAllCommandLines, getExecuteGroupKey, getHead, getNr, getTime, getType, hashCode, isValid, parseFromSingleString, readFromBufferedStream, setNr, setTime, setType, setValid, toSkippedString, toString

Methods inherited from class util.rmi.RmiEvent

getHost, getSourceName, setSourceName

Methods inherited from class java.util.EventObject

getSource

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

SEVERENESS

private static final int SEVERENESS

The severness level (fatal error).

See Also:

Constant Field Values

FOLLOWUP

private static final String FOLLOWUP

The follow-up (shutdown).

See Also:

Constant Field Values

PIPING

private static final boolean PIPING

The pipe flag (false).

See Also:

Constant Field Values

violate

private String violate

The command name that could not be parsed.

violatetime

private long violatetime

The time stamp of the command that was unparsable.

comment

private String[] comment

The additional comments.

Constructor Detail

QueueError

public QueueError(Object src)

Constructs a software error. Uses the SEVERENESS level, has a FOLLOWUP as a recovery strategy an does not pipe.

Method Detail

parseLine

public boolean parseLine(String[] all)

Retrieves the command that could not be parsed and the time stamp of this command out of the second command line. Additional lines are considered human-readable info only.

Overrides:

parseLine in class ErrorEvent

Returns:

True, if parsing was successful.

getLine

public String[] getLine()

Description copied from class: ErrorEvent

Returns the command lines of the error.

Overrides:

getLine in class ErrorEvent

Returns:

An array containing all command lines.

getHuman

public String getHuman()

Returns the human-readable part of the string. See also main class entry.

Overrides:

getHuman in class ErrorEvent

Returns:

A String holding a readable description of the error.

updateHuman

private void updateHuman()

Updates the human-readable part of the error event. This means calling of ErrorEvent.setHuman(java.lang.String) with values constructed from the internal variables.

getViolate

public String getViolate()

Returns the error-reasons as an integer.

setViolate

public void setViolate(String cause)

Sets the reason.

getViolateTime

public long getViolateTime()

Returns the inet-addres of the access violator.

setViolateTime

public void setViolateTime(long offend)

Sets the inet-address of the access violator.