Package org.nuclos.api.provider

Class DatasourceProvider

java.lang.Object

org.nuclos.api.provider.DatasourceProvider

public class DatasourceProvider
extends Object

DatasourceProvider provides methods for executing datasource-queries

This Class is usually used in Rule-classes and allows API access only

Author:

Matthias Reichart

See Also:

• DatasourceResult
• Datasource

Constructor Summary

Constructors

Constructor	Description
DatasourceProvider()

Method Summary

Modifier and Type	Method	Description
static DatasourceResult	createResult(List<Object[]> rows, List<DatasourceColumn> columns)
static DatasourceColumn	createResultColumn(String name, Class clz)
static DatasourceResult	run(Class<? extends Datasource> datasourceClass)	This methods executes a query for a given Datasource-Object.
static DatasourceResult	run(Class<? extends Datasource> datasourceClass, Map<String,Object> params)	This methods executes a query for a given Datasource-Object.
void	setDatasourceService(DatasourceService service)

Methods inherited from class java.lang.Object

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

Constructor Details

DatasourceProvider

DatasourceProvider()

Method Details

setDatasourceService

public void setDatasourceService(DatasourceService service)

run

public static DatasourceResult run(Class<? extends Datasource> datasourceClass)
                            throws BusinessException

This methods executes a query for a given Datasource-Object. The returning NuclosResult contains all found results. There are no parameter passed to the query.

Parameters:

datasourceClass - Class<? extends Datasource> datasourceClass

Returns:

NuclosResult

Throws:

BusinessException

run

public static DatasourceResult run(Class<? extends Datasource> datasourceClass,
 Map<String,Object> params)
                            throws BusinessException

This methods executes a query for a given Datasource-Object. The returning NuclosResult contains all found results. The parameters are passed to the query.

Parameters:

datasourceClass - Class<? extends Datasource> datasourceClass

params - Map<String, Object> params

Returns:

NuclosResult

Throws:

BusinessException

createResult

public static DatasourceResult createResult(List<Object[]> rows,
 List<DatasourceColumn> columns)

createResultColumn

public static DatasourceColumn createResultColumn(String name,
 Class clz)