Module org.yamcs.core

Package org.yamcs.yarch.rocksdb

Class RocksdbSysParamProducer

java.lang.Object

org.yamcs.yarch.rocksdb.RocksdbSysParamProducer

All Implemented Interfaces:

SystemParametersProducer

public class RocksdbSysParamProducer
extends Object
implements SystemParametersProducer

Makes system parameters under /yamcs/<instance-id>/rocksdb/

One parameter for each open RocksDB database, containing statistics about the database

Constructor Summary

Constructors

Constructor	Description
RocksdbSysParamProducer(Tablespace tablespace, SystemParametersService sysParamsService)

Method Summary

Modifier and Type	Method	Description
int	getFrequency()	How often this producer should be called.
Collection<ParameterValue>	getSystemParameters(long gentime)	return the next bunch of parameter values.

Methods inherited from class java.lang.Object

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

Constructor Details

RocksdbSysParamProducer

public RocksdbSysParamProducer(Tablespace tablespace,
 SystemParametersService sysParamsService)

Method Details

getSystemParameters

public Collection<ParameterValue> getSystemParameters(long gentime)

Description copied from interface: SystemParametersProducer

return the next bunch of parameter values.

The gentime is the mission time when the parameter collection started. The returning parameters can use this time to allow all parameters in one collection interval to be timestamped with the same time.

Specified by:

getSystemParameters in interface SystemParametersProducer

getFrequency

public int getFrequency()

Description copied from interface: SystemParametersProducer

How often this producer should be called. This is a multiplier for the base frequency which is 1 second.

For example a value of 3 means call each 3 seconds)

Specified by:

getFrequency in interface SystemParametersProducer

Returns: