private DataSetHandle createDataSet(String dataSetType) throws SemanticException {
DataSourceHandle source = getSelectedDataSource();
if (source instanceof OdaDataSourceHandle) {
OdaDataSetHandle dsHandle = Utility.newOdaDataSet(getDataSetName().trim(), dataSetType);
dsHandle.setDataSource(source.getQualifiedName());
dsHandle.setQueryText(""); // $NON-NLS-1$ //Need a empty query in the dataset.
return dsHandle;
} else if (source instanceof ScriptDataSourceHandle) {
ScriptDataSetHandle dsHandle = Utility.newScriptDataSet(getDataSetName());
dsHandle.setDataSource(source.getName());
return dsHandle;
} else return helper.createDataSet(getDataSetName().trim(), dataSetType);
}
/**
* Updates the data set handle with specified values.
*
* @param setDesign the data set design
* @param setHandle the data set handle
* @param isSourceChanged
* @param requestParameters
* @param requestResultSets
* @throws SemanticException
*/
private void updateDataSetHandle(
DataSetDesign setDesign,
OdaDataSetHandle setHandle,
boolean isSourceChanged,
DataSetParameters requestParameters,
ResultSets requestResultSets)
throws SemanticException {
if (setDesign == null || setHandle == null) return;
DesignUtil.validateObject(setDesign);
CommandStack stack = setHandle.getModuleHandle().getCommandStack();
stack.startTrans(null);
try {
// extension id is set without undo/redo support.
setHandle
.getElement()
.setProperty(OdaDataSourceHandle.EXTENSION_ID_PROP, setDesign.getOdaExtensionDataSetId());
setHandle.setName(setDesign.getName());
setHandle.setDisplayName(setDesign.getDisplayName());
setHandle.setDisplayNameKey(setDesign.getDisplayNameKey());
// set public properties.
Properties props = setDesign.getPublicProperties();
if (props != null) {
EList propList = props.getProperties();
for (int i = 0; i < propList.size(); i++) {
Property prop = (Property) propList.get(i);
setHandle.setProperty(prop.getName(), prop.getValue());
}
}
// set private properties.
props = setDesign.getPrivateProperties();
if (props != null) {
EList propList = props.getProperties();
for (int i = 0; i < propList.size(); i++) {
Property prop = (Property) propList.get(i);
setHandle.setPrivateDriverProperty(prop.getName(), prop.getValue());
}
}
ResultSetDefinition cachedResultDefn = null;
if (requestResultSets != null && !requestResultSets.getResultSetDefinitions().isEmpty())
cachedResultDefn = (ResultSetDefinition) requestResultSets.getResultSetDefinitions().get(0);
ResultSetsAdapter tmpAdapter = new ResultSetsAdapter(setHandle, setDesign);
updateROMResultSets(setHandle, tmpAdapter, cachedResultDefn);
setHandle.setResultSetName(setDesign.getPrimaryResultSetName());
setHandle.setQueryText(setDesign.getQueryText());
// designer values must be saved after convert data set parameters
// and result set columns.
// Set Parameter
// Get user-defined parameters
DataSetParameterAdapter dataParamAdapter = new DataSetParameterAdapter(setHandle, setDesign);
dataParamAdapter.updateUserDefinedParameter(
SchemaConversionUtil.convertToDesignParameters(requestParameters));
// Update parameters of dataset handle.
updateROMDataSetParams(dataParamAdapter, requestParameters);
DataSourceDesign sourceDesign = setDesign.getDataSourceDesign();
if (sourceDesign != null) {
OdaDataSourceHandle sourceHandle = (OdaDataSourceHandle) setHandle.getDataSource();
DataSourceAdapter dataSourceAdapter = new DataSourceAdapter();
// only the local data source can be used.
if (isSourceChanged
&& sourceHandle != null
&& !sourceHandle.getModuleHandle().isReadOnly()) {
setHandle.setDataSource(sourceDesign.getName());
dataSourceAdapter.updateDataSourceHandle(sourceDesign, sourceHandle);
}
// if the source is not changed, and it is not in the included
// library, then we can update it.
if (!isSourceChanged
&& sourceHandle != null
&& !sourceHandle.getModuleHandle().isReadOnly()
&& !(dataSourceAdapter.isEqualDataSourceDesign(
dataSourceAdapter.createDataSourceDesign(sourceHandle), sourceDesign))) {
dataSourceAdapter.updateDataSourceHandle(sourceDesign, sourceHandle);
}
} else setHandle.setDataSource(defaultDataSourceName);
updateDesignerValue(
setDesign,
setHandle,
requestParameters,
dataParamAdapter.getUserDefinedParams(),
requestResultSets);
updateROMMessageFile(sourceDesign, setHandle.getModuleHandle());
} catch (SemanticException e) {
stack.rollback();
throw e;
}
stack.commit();
}