org.deegree.observation.persistence.simple
Class SimpleObservationDatastore

java.lang.Object
  org.deegree.observation.persistence.SQLObservationDatastore
      org.deegree.observation.persistence.simple.SimpleObservationDatastore

All Implemented Interfaces:

ObservationDatastore

Direct Known Subclasses:

BinarySQLDatastore, ContinuousObservationDatastore

public class SimpleObservationDatastore
extends SQLObservationDatastore

Simple ObservationDatastore that stores all measurements with time.

Version:

$Revision: 26739 $, $Date: 2010-09-14 16:30:04 +0200 (Tue, 14 Sep 2010) $

Author:

Oliver Tonnhofer, last edited by: $Author: aionita $

Field Summary

protected String	procColumn the name of the database column that contains the procedure id
protected String	timeColumn the name of the database column that contains the timestamp

Fields inherited from class org.deegree.observation.persistence.SQLObservationDatastore

columnMap, jdbcId, optionMap, properties, tableName

Constructor Summary

SimpleObservationDatastore(String jdbcId, String tableName, Map<String,String> columnMap, Map<String,String> optionMap, List<Property> properties)

Method Summary

protected SQLFilterConverter	getFilterConverter()
Observation	getObservation(FilterCollection filter, Offering offering) Get measurements from the datastore.
protected Procedure	getProcedure(ResultSet resultSet, Offering offering)
protected List<Property>	getPropertyMap(FilterCollection filter) Create a map with all requested properties.
SamplingTime	getSamplingTime() Get the time span (sampling time) of all observations in this datastore.
protected PreparedStatement	getStatement(FilterCollection filter, Collection<String> collection, Connection conn, Offering offering) Create the sql statement.

Methods inherited from class org.deegree.observation.persistence.SQLObservationDatastore

getJdbcId, getProperties

Methods inherited from class java.lang.Object

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

Field Detail

procColumn

protected final String procColumn

the name of the database column that contains the procedure id

timeColumn

protected final String timeColumn

the name of the database column that contains the timestamp

Constructor Detail

SimpleObservationDatastore

public SimpleObservationDatastore(String jdbcId,
                                  String tableName,
                                  Map<String,String> columnMap,
                                  Map<String,String> optionMap,
                                  List<Property> properties)

Parameters:

jdbcId -

tableName -

columnMap -

optionMap -

properties -

Method Detail

getObservation

public Observation getObservation(FilterCollection filter,
                                  Offering offering)
                           throws ObservationDatastoreException

Description copied from interface: ObservationDatastore

Get measurements from the datastore.

Returns:

the resulting measurements

Throws:

ObservationDatastoreException

getProcedure

protected Procedure getProcedure(ResultSet resultSet,
                                 Offering offering)
                          throws SQLException

Parameters:

resultSet -

Returns:

the procedure of this result

Throws:

SQLException

getSamplingTime

public SamplingTime getSamplingTime()

Description copied from interface: ObservationDatastore

Get the time span (sampling time) of all observations in this datastore.

Returns:

the sampling time of the datastore

getFilterConverter

protected SQLFilterConverter getFilterConverter()

Returns:

the sql filter converter

getStatement

protected PreparedStatement getStatement(FilterCollection filter,
                                         Collection<String> collection,
                                         Connection conn,
                                         Offering offering)
                                  throws FilterException,
                                         SQLException

Create the sql statement.

Parameters:

filter -

collection -

conn -

offering -

Returns:

the sql select statement with where clauses

Throws:

FilterException

SQLException

getPropertyMap

protected List<Property> getPropertyMap(FilterCollection filter)
                                 throws ObservationDatastoreException

Create a map with all requested properties.

Parameters:

filter -

Returns:

a map with properties and the corresponding column names

Throws:

SOServiceException

ObservationDatastoreException