org.pentaho.platform.dataaccess.datasource.wizard.service.impl
Class DatasourceServiceImpl

java.lang.Object
  org.pentaho.platform.dataaccess.datasource.wizard.service.impl.DatasourceServiceImpl

All Implemented Interfaces:

IDatasourceService

public class DatasourceServiceImpl
extends Object
implements IDatasourceService

Constructor Summary

DatasourceServiceImpl()

Method Summary

boolean	deleteLogicalModel(String domainId, String modelName) Delete the Logical Mode identified by the Domain ID and the Model Name
DatasourceDTO	deSerializeModelState(String dtoStr) Returns a DatasourceDTO from a serialized string.
SerializedResultSet	doPreview(String connectionName, String query, String previewLimit) Returns the serialized version of SQL ResultSet.
BusinessData	generateLogicalModel(String modelName, String connectionName, String dbType, String query, String previewLimit) This method gets the business data which are the business columns, columns types and sample preview data
List<LogicalModelSummary>	getLogicalModels() Returns the list of Logical Models.
org.pentaho.metadata.repository.IMetadataDomainRepository	getMetadataDomainRepository()
BogoPojo	gwtWorkaround(BogoPojo pojo) This is a method for the Gwt workaround.
boolean	hasPermission() Returns whether the current user has the authority to create/edit/delete datasources
BusinessData	loadBusinessData(String domainId, String modelId) Returns the save logical model for a given Domain ID and Model ID
boolean	saveLogicalModel(org.pentaho.metadata.model.Domain domain, boolean overwrite) Save the generated model.
String	serializeModelState(DatasourceDTO dto) Returns a serialized version of the DatasourceDTO class.
void	setMetadataDomainRepository(org.pentaho.metadata.repository.IMetadataDomainRepository metadataDomainRepository)
boolean	testDataSourceConnection(String connectionName)

Methods inherited from class java.lang.Object

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

Constructor Detail

DatasourceServiceImpl

public DatasourceServiceImpl()

Method Detail

deleteLogicalModel

public boolean deleteLogicalModel(String domainId,
                                  String modelName)
                           throws DatasourceServiceException

Description copied from interface: IDatasourceService

Delete the Logical Mode identified by the Domain ID and the Model Name

Specified by:

deleteLogicalModel in interface IDatasourceService

Returns:

true if the deletion of model was successful otherwise false.

Throws:

DatasourceServiceException

doPreview

public SerializedResultSet doPreview(String connectionName,
                                     String query,
                                     String previewLimit)
                              throws DatasourceServiceException

Description copied from interface: IDatasourceService

Returns the serialized version of SQL ResultSet.

Specified by:

doPreview in interface IDatasourceService

Parameters:

connectionName - - Name of the connection

query - - Query which needs to be executed

previewLimit - - Number of row which needs to be returned for this query

Returns:

SerializedResultSet - This object contains the data, column name and column types

Throws:

DatasourceServiceException

testDataSourceConnection

public boolean testDataSourceConnection(String connectionName)
                                 throws DatasourceServiceException

Throws:

DatasourceServiceException

generateLogicalModel

public BusinessData generateLogicalModel(String modelName,
                                         String connectionName,
                                         String dbType,
                                         String query,
                                         String previewLimit)
                                  throws DatasourceServiceException

This method gets the business data which are the business columns, columns types and sample preview data

Specified by:

generateLogicalModel in interface IDatasourceService

Parameters:

modelName, - connection, query, previewLimit

Returns:

BusinessData

Throws:

DatasourceServiceException

getMetadataDomainRepository

public org.pentaho.metadata.repository.IMetadataDomainRepository getMetadataDomainRepository()

setMetadataDomainRepository

public void setMetadataDomainRepository(org.pentaho.metadata.repository.IMetadataDomainRepository metadataDomainRepository)

saveLogicalModel

public boolean saveLogicalModel(org.pentaho.metadata.model.Domain domain,
                                boolean overwrite)
                         throws DatasourceServiceException

Description copied from interface: IDatasourceService

Save the generated model. This could be either Relational or CSV based model

Specified by:

saveLogicalModel in interface IDatasourceService

Parameters:

domain - - generated Domain

overwrite - - should the domain be overwritten or not

Returns:

true if the model was saved successfully otherwise false

Throws:

DatasourceServiceException

hasPermission

public boolean hasPermission()

Description copied from interface: IDatasourceService

Returns whether the current user has the authority to create/edit/delete datasources

Specified by:

hasPermission in interface IDatasourceService

Returns:

true if the user has permission otherwise false

getLogicalModels

public List<LogicalModelSummary> getLogicalModels()
                                           throws DatasourceServiceException

Description copied from interface: IDatasourceService

Returns the list of Logical Models. This method is used by the client app to display list of models

Specified by:

getLogicalModels in interface IDatasourceService

Returns:

List of LogicalModelSummary.

Throws:

DatasourceServiceException

loadBusinessData

public BusinessData loadBusinessData(String domainId,
                                     String modelId)
                              throws DatasourceServiceException

Description copied from interface: IDatasourceService

Returns the save logical model for a given Domain ID and Model ID

Specified by:

loadBusinessData in interface IDatasourceService

Parameters:

domainId - - ID of the domain to be generated

modelId - - ID of the model to be generated

Returns:

BusinessData - This object contains the data, column name, column types and sample data

Throws:

DatasourceServiceException

gwtWorkaround

public BogoPojo gwtWorkaround(BogoPojo pojo)

Description copied from interface: IDatasourceService

This is a method for the Gwt workaround. This should not be used by any client at all

Specified by:

gwtWorkaround in interface IDatasourceService

Returns:

BogoPojo

serializeModelState

public String serializeModelState(DatasourceDTO dto)
                           throws DatasourceServiceException

Description copied from interface: IDatasourceService

Returns a serialized version of the DatasourceDTO class.

Specified by:

serializeModelState in interface IDatasourceService

Parameters:

dto - - Datasource data transfer object to serialize

Throws:

DatasourceServiceException

deSerializeModelState

public DatasourceDTO deSerializeModelState(String dtoStr)
                                    throws DatasourceServiceException

Description copied from interface: IDatasourceService

Returns a DatasourceDTO from a serialized string.

Specified by:

deSerializeModelState in interface IDatasourceService

Parameters:

dtoStr - - Datasource data transfer object to serialize

Throws:

DatasourceServiceException