Package org.yamcs.tse

Class TseLoader

java.lang.Object

org.yamcs.tse.TseLoader

All Implemented Interfaces:

SpaceSystemLoader

public class TseLoader
extends Object
implements SpaceSystemLoader

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ARG_COMMAND
static final String	ARG_RESPONSE
static final String	ARG_TYPE
static final String	CMD_COMMAND
static final String	CMD_QUERY

Constructor Summary

Constructors

Constructor	Description
TseLoader()
TseLoader(Map<String,Object> config)

Method Summary

Modifier and Type	Method	Description
String	getConfigName()	The filename used to save the database after all the loaders have loaded it, is based on a concatenation of the config names returned by the loaders.
SpaceSystem	load()	loads the SpaceSystem database in memory.
boolean	needsUpdate(RandomAccessFile consistencyDateFile)
void	writeConsistencyDate(FileWriter consistencyDateFile)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.yamcs.mdb.SpaceSystemLoader

getWriter, isWritable, loadList

Field Details

CMD_COMMAND

public static final String CMD_COMMAND

See Also:

• Constant Field Values

CMD_QUERY

public static final String CMD_QUERY

See Also:

• Constant Field Values

ARG_TYPE

public static final String ARG_TYPE

See Also:

• Constant Field Values

ARG_COMMAND

public static final String ARG_COMMAND

See Also:

• Constant Field Values

ARG_RESPONSE

public static final String ARG_RESPONSE

See Also:

• Constant Field Values

Constructor Details

TseLoader

public TseLoader()

TseLoader

public TseLoader(Map<String,Object> config)

Method Details

needsUpdate

public boolean needsUpdate(RandomAccessFile consistencyDateFile)
                    throws IOException,
ConfigurationException

Specified by:

needsUpdate in interface SpaceSystemLoader

Parameters:

consistencyDateFile - check in this file when the last database has been loaded

Returns:

if this loader has to reload the database from its source

Throws:

IOException - if the consistencyDateFile can not be read for some reason

ConfigurationException

getConfigName

public String getConfigName()
                     throws ConfigurationException

Description copied from interface: SpaceSystemLoader

The filename used to save the database after all the loaders have loaded it, is based on a concatenation of the config names returned by the loaders. Thus if a loader can have multiple versions of the database, they should be saved in multiple files.

Specified by:

getConfigName in interface SpaceSystemLoader

Returns:

a string to be used as the filename where the serialised instance will be stored.

Throws:

ConfigurationException - in case some of the configuration properties do not exist

writeConsistencyDate

public void writeConsistencyDate(FileWriter consistencyDateFile)
                          throws IOException

Specified by:

writeConsistencyDate in interface SpaceSystemLoader

Parameters:

consistencyDateFile - the file in which the consistency date should be written

Throws:

IOException - if the consistency date file can't be written for some reason

load

public SpaceSystem load()
                 throws ConfigurationException,
DatabaseLoadException

Description copied from interface: SpaceSystemLoader

loads the SpaceSystem database in memory. Some references may be unresolved

Specified by:

load in interface SpaceSystemLoader

Throws:

DatabaseLoadException

ConfigurationException