/**
* This method will be called by system creator during initialization and system update. Be sure
* that this method can be called repeatedly.
*
* @param context the context provides the selected parameters and values
*/
@SystemSetup(type = Type.ESSENTIAL, process = Process.ALL)
public void createEssentialData(final SystemSetupContext context) {
final boolean importCustomReports =
getBooleanSystemSetupParameter(context, IMPORT_CUSTOM_REPORTS);
if (importCustomReports) {
if (MediaManager.getInstance()
.getMediaFolderByQualifier(V2kartCockpitsConstants.JASPER_REPORTS_MEDIA_FOLDER)
.size()
< 1) {
MediaManager.getInstance()
.createMediaFolder(
V2kartCockpitsConstants.JASPER_REPORTS_MEDIA_FOLDER,
V2kartCockpitsConstants.JASPER_REPORTS_MEDIA_FOLDER);
}
try {
String prefix = null;
if (Config.isMySQLUsed()) {
prefix = "mysql";
} else if (Config.isHSQLDBUsed()) {
prefix = "hsqldb";
} else if (Config.isOracleUsed()) {
prefix = "oracle";
} else if (Config.isSQLServerUsed()) {
prefix = "sqlserver";
}
if (prefix != null) {
importImpexFile(
context, "/v2kartcockpits/reportcockpit/import/" + prefix + "_jasperreports.impex");
}
} catch (final Exception e) {
LOG.error("Error during Jasper Report files import " + e);
}
}
}
@Override
public List<PossibleAttributeValue> findPossibleAttributeValues(
final CategoryModel category,
final Collection<ClassAttributeAssignmentModel> assignments,
final Map<ClassAttributeAssignmentModel, Object> filteredAttributeValues) {
final boolean useToCharForClob = Config.isOracleUsed() || Config.isHanaUsed();
final Map<String, Object> filterParams = new HashMap<String, Object>();
// We select the ClassAttributeAssignment, the value of the product feature, the unit
// and a count of all product feature value. The latter is achieved by adding a group by
// statement
// later on
final StringBuilder stringBuilder =
new StringBuilder("SELECT {pf.classificationAttributeAssignment},");
if (useToCharForClob) {
stringBuilder.append(" to_char({pf.stringValue}),");
} else {
stringBuilder.append(" {pf.stringValue},");
}
stringBuilder.append(" {pf.unit}, COUNT(*) ");
stringBuilder.append("FROM {").append(ProductFeatureModel._TYPECODE).append(" AS pf ");
stringBuilder
.append("JOIN ")
.append(ProductModel._TYPECODE)
.append(" ON {Product.pk} = {pf.product} } ");
// Restricting the search to the given ClassAttributeAssignments
stringBuilder.append("WHERE {pf.classificationAttributeAssignment} IN (?assignments) ");
// Add a subquery that select all products with the given filter
// This is necessary to only find attribute values contained in the filtered attributes
final String filterQuery =
createQueryToFindProductsByAttributeValues(
category, filteredAttributeValues, filterParams, false);
stringBuilder.append(" AND {Product.pk} IN ({{").append(filterQuery).append("}}) ");
// Group the result to count the values
stringBuilder.append("GROUP BY {pf.classificationAttributeAssignment} ");
if (useToCharForClob) {
stringBuilder.append(", to_char({pf.stringValue})");
} else {
stringBuilder.append(", {pf.stringValue}");
}
stringBuilder.append(", {pf.unit}");
// Create the actual flexible search query
final FlexibleSearchQuery query = new FlexibleSearchQuery(stringBuilder.toString());
query.setResultClassList(Arrays.asList(Item.class, String.class, Item.class, Long.class));
query.addQueryParameter("assignments", assignments);
query.addQueryParameters(filterParams);
final SearchResult<List<Object>> result = search(query);
final List<PossibleAttributeValue> possibleAttributeValues =
new ArrayList<PossibleAttributeValue>(result.getCount());
for (final List<Object> row : result.getResult()) {
if (row.size() != 4) {
throw new IllegalStateException("Invalid size of row: " + row.size());
}
final ClassAttributeAssignmentModel assignment = (ClassAttributeAssignmentModel) row.get(0);
final String stringValue = (String) row.get(1);
final Object value = convertValue(assignment, stringValue);
final ClassificationAttributeUnitModel unit = (ClassificationAttributeUnitModel) row.get(2);
final Long count = (Long) row.get(3);
final PossibleAttributeValue possibleValue =
new PossibleAttributeValue(assignment, value, unit, count);
possibleAttributeValues.add(possibleValue);
}
return possibleAttributeValues;
}
