Package pl.decerto.hyperon.runtime.provider

Class MpParameterProvider

java.lang.Object

pl.decerto.hyperon.runtime.provider.MpParameterProvider

All Implemented Interfaces:

ParamRepository

public class MpParameterProvider
extends Object
implements ParamRepository

Author:

przemek hertel

Constructor Summary

Constructors

Constructor	Description
MpParameterProvider(ParameterJdbcDao dao, ExternalStorageDao externalDao)
MpParameterProvider(ParameterJdbcDao dao, ExternalStorageDao externalDao, int maxConcurrentLoads)
MpParameterProvider(ParameterJdbcDao dao, ExternalStorageDao externalDao, int maxConcurrentLoads, ExternalDataSourceProvider externalDataSourceProvider, ConnectionInterceptor connectionInterceptor)

Method Summary

Modifier and Type	Method	Description
ParameterBatchLoader	batchLoad(String parameterName)	Support for batch loading of parameter, when there are too many entries to read them all at once.
Collection<ParameterEntry>	findEntries(int pid, String[][] inputLevels)	Return set of entries from parameter that match provided query values.
List<Trackable>	getAllLastUpdates(boolean developerMode)
Date	getLastUpdate()
Date	getLastUpdate(boolean developerMode)
int	getNumberOfLoadsInProgress()
Set<String>	listParameters()	Returns set of all parameter names kept in this repository.
Parameter	load(String uid)	Load parameter.

Methods inherited from class java.lang.Object

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

Constructor Details

MpParameterProvider

public MpParameterProvider(ParameterJdbcDao dao,
 ExternalStorageDao externalDao,
 int maxConcurrentLoads,
 ExternalDataSourceProvider externalDataSourceProvider,
 ConnectionInterceptor connectionInterceptor)

MpParameterProvider

public MpParameterProvider(ParameterJdbcDao dao,
 ExternalStorageDao externalDao,
 int maxConcurrentLoads)

MpParameterProvider

public MpParameterProvider(ParameterJdbcDao dao,
 ExternalStorageDao externalDao)

Method Details

load

public Parameter load(String uid)

Description copied from interface: ParamRepository

Load parameter. If parameter is not cacheable, this method should return only metadata (parameter object with empty entry set). Parameter query evaluation should be done using ParamRepository.findEntries(int, String[][]) method.

Specified by:

load in interface ParamRepository

Parameters:

uid - unique name

Returns:

parameter

getLastUpdate

public Date getLastUpdate()

getLastUpdate

public Date getLastUpdate(boolean developerMode)

getAllLastUpdates

public List<Trackable> getAllLastUpdates(boolean developerMode)

findEntries

public Collection<ParameterEntry> findEntries(int pid,
 String[][] inputLevels)

Description copied from interface: ParamRepository

Return set of entries from parameter that match provided query values. Repository has to do the matching by its own means. Implementation of this method is optional, should return null if not supported.

Specified by:

findEntries in interface ParamRepository

Parameters:

pid - parameter identifier

inputLevels - query (level) values

Returns:

set of entries or null if either not found or not supported

batchLoad

public ParameterBatchLoader batchLoad(String parameterName)

Description copied from interface: ParamRepository

Support for batch loading of parameter, when there are too many entries to read them all at once.

Specified by:

batchLoad in interface ParamRepository

Parameters:

parameterName - name of parameter

Returns:

metadata + batch loader of entries

listParameters

public Set<String> listParameters()

Description copied from interface: ParamRepository

Returns set of all parameter names kept in this repository.

Specified by:

listParameters in interface ParamRepository

Returns:

parameter names

getNumberOfLoadsInProgress

public int getNumberOfLoadsInProgress()