org.lsst.ccs.localdb.statusdb.trendServer
Class DataServer

java.lang.Object
  org.lsst.ccs.localdb.statusdb.trendServer.DataServer

@Singleton
public class DataServer
extends java.lang.Object

The DataServer receives requests for trending data analysis. It delivers the requested data as the result of requests to the database.

Nested Class Summary

static class

DataServer.ChannelMetadataList

Field Summary

static org.hibernate.cfg.AnnotationConfiguration	ac
static org.hibernate.cfg.Configuration	cfg
static org.hibernate.SessionFactory	fac

Constructor Summary

DataServer()

Method Summary

protected Data	exportRawData(long rawId, long t1, long t2)
protected Data	exportStatDataFromRaw(long rawId, long t1, long t2, int nsamples)
protected Data	exportStatDataFromStat(long rawId, long id, long t1, long t2, int nsamples)
protected long	getAvailableRawData(long rawId, long t1, long t2)
protected java.util.Map<StatDesc,java.lang.Long>	getAvailableStats(long rawId, long t1, long t2)
DataChannel.DataChannelList	getChannels()
java.util.ArrayList<DataChannel>	getChannels(java.lang.String subsystemName)
DataChannel[]	getChannels(java.lang.String partialPath, int level)
DataChannel[]	getChannelsByKeywork(java.lang.String keyword) Return all available channels for a given keyword.
Data	getData(int id, long t1, long t2, java.lang.String flavor, int nbins)
java.util.List<ChannelMetaData>	getMetadata(int channelId)
java.util.List<ChannelMetaData>	getMetadata(int channelId, long t1, long t2)
DataServer.ChannelMetadataList	getMetadataList(int channelId)
protected java.util.List<RawData>	getRawData(long id, long t1, long t2)
protected java.util.List<StatData>	getStatData(long id, long t1, long t2)
static void	main(java.lang.String[] args)

Methods inherited from class java.lang.Object

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

Field Detail

ac

public static org.hibernate.cfg.AnnotationConfiguration ac

cfg

public static org.hibernate.cfg.Configuration cfg

fac

public static org.hibernate.SessionFactory fac

Constructor Detail

DataServer

public DataServer()

Method Detail

getData

public Data getData(int id,
                    long t1,
                    long t2,
                    java.lang.String flavor,
                    int nbins)

getMetadata

public java.util.List<ChannelMetaData> getMetadata(int channelId)

getMetadata

public java.util.List<ChannelMetaData> getMetadata(int channelId,
                                                   long t1,
                                                   long t2)

getMetadataList

public DataServer.ChannelMetadataList getMetadataList(int channelId)

getChannels

public DataChannel.DataChannelList getChannels()

Returns:

the whole channels list for all CCS.

getChannels

public java.util.ArrayList<DataChannel> getChannels(java.lang.String subsystemName)

Parameters:

subsystemName -

Returns:

a channels list for a subsystem

getChannels

public DataChannel[] getChannels(java.lang.String partialPath,
                                 int level)

Parameters:

partialPath -

level -

Returns:

the list of channels within a partial path and a level

getChannelsByKeywork

public DataChannel[] getChannelsByKeywork(java.lang.String keyword)

Return all available channels for a given keyword.

Parameters:

keyword -

Returns:

channels list

getAvailableStats

protected java.util.Map<StatDesc,java.lang.Long> getAvailableStats(long rawId,
                                                                   long t1,
                                                                   long t2)

getAvailableRawData

protected long getAvailableRawData(long rawId,
                                   long t1,
                                   long t2)

getRawData

protected java.util.List<RawData> getRawData(long id,
                                             long t1,
                                             long t2)

getStatData

protected java.util.List<StatData> getStatData(long id,
                                               long t1,
                                               long t2)

exportRawData

protected Data exportRawData(long rawId,
                             long t1,
                             long t2)

exportStatDataFromRaw

protected Data exportStatDataFromRaw(long rawId,
                                     long t1,
                                     long t2,
                                     int nsamples)

exportStatDataFromStat

protected Data exportStatDataFromStat(long rawId,
                                      long id,
                                      long t1,
                                      long t2,
                                      int nsamples)

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Throws:

java.io.IOException