Examples with ITypeConverter com.servoy.base.dataprocessing.ITypeConverter used on opensource projects

Example 1 with ITypeConverter

use of com.servoy.base.dataprocessing.ITypeConverter in project servoy-client by Servoy.

the class SQLGenerator method createConditionFromFindState.

private ISQLCondition createConditionFromFindState(FindState s, QuerySelect sqlSelect, IGlobalValueEntry provider, List<IQuerySelectValue> pkQueryColumns) throws RepositoryException {
    ISQLCondition and = null;
    List<RelatedFindState> relatedFindStates = s.createFindStateJoins(sqlSelect, Collections.<IRelation>emptyList(), sqlSelect.getTable(), provider);
    for (int i = 0; relatedFindStates != null && i < relatedFindStates.size(); i++) {
        RelatedFindState rfs = relatedFindStates.get(i);
        FindState state = rfs.getFindState();
        BaseQueryTable columnTable = rfs.getPrimaryTable();
        SQLSheet sheet = state.getParentFoundSet().getSQLSheet();
        Table table = sheet.getTable();
        Iterator<Map.Entry<String, Object>> it = state.getColumnData().entrySet().iterator();
        while (it.hasNext()) {
            Map.Entry<String, Object> elem = it.next();
            final String dataProviderID = elem.getKey();
            Object raw = elem.getValue();
            if (raw == null)
                continue;
            int dataProviderType = -1;
            ConverterInfo columnConverterInfo = null;
            IColumnConverter columnConverter = null;
            IQuerySelectValue qCol = null;
            IColumn c = table.getColumn(dataProviderID);
            if (c != null) {
                dataProviderType = c.getDataProviderType();
                columnConverterInfo = sheet.getColumnConverterInfo(dataProviderID);
                if (columnConverterInfo != null) {
                    columnConverter = application.getFoundSetManager().getColumnConverterManager().getConverter(columnConverterInfo.converterName);
                    if (columnConverter instanceof ITypedColumnConverter) {
                        int convType = ((ITypedColumnConverter) columnConverter).getToObjectType(columnConverterInfo.props);
                        if (convType != Integer.MAX_VALUE) {
                            dataProviderType = mapToDefaultType(convType);
                        }
                    }
                }
                // a column
                qCol = ((Column) c).queryColumn(columnTable);
            } else {
                // not a column, check for aggregates
                Iterator<AggregateVariable> aggregateVariables = application.getFlattenedSolution().getAggregateVariables(sheet.getTable(), false);
                while (c == null && aggregateVariables.hasNext()) {
                    AggregateVariable agg = aggregateVariables.next();
                    if (dataProviderID.equals(agg.getDataProviderID())) {
                        // found aggregate
                        c = agg;
                    }
                }
                if (c != null) {
                    dataProviderType = c.getDataProviderType();
                    Map<String, QuerySelect> aggregates = sheet.getAggregates();
                    if (aggregates != null) {
                        QuerySelect aggregateSelect = aggregates.get(dataProviderID);
                        if (aggregateSelect != null) {
                            qCol = ((List<IQuerySelectValue>) AbstractBaseQuery.relinkTable(aggregateSelect.getTable(), columnTable, aggregateSelect.getColumnsClone())).get(0);
                        }
                    }
                }
            }
            if (qCol == null) {
                // not a column and not an aggregate
                // $NON-NLS-1$ //$NON-NLS-2$
                Debug.log("Ignoring search on unknown/unsupported data provider '" + dataProviderID + "'");
                continue;
            }
            ParsedFormat format = state.getFormat(dataProviderID);
            String formatString = null;
            if (format != null) {
                formatString = format.getEditFormat();
                if (formatString == null) {
                    formatString = format.getDisplayFormat();
                }
            }
            if (Utils.stringIsEmpty(formatString)) {
                formatString = TagResolver.getDefaultFormatForType(application, dataProviderType);
            }
            ISQLCondition or = null;
            if (raw.getClass().isArray()) {
                int length = Array.getLength(raw);
                Object[] elements = new Object[length];
                for (int e = 0; e < length; e++) {
                    Object obj = Array.get(raw, e);
                    if (obj instanceof Wrapper) {
                        obj = ((Wrapper) obj).unwrap();
                    }
                    // Have to use getAsRightType twice here, once to parse using format (getAsType(dataProviderType, formatString))
                    // and once to convert for query (getAsType(c.getDataProviderType(), null))
                    Object converted = convertFromObject(application, columnConverter, columnConverterInfo, dataProviderID, c.getDataProviderType(), Column.getAsRightType(dataProviderType, c.getFlags(), obj, formatString, c.getLength(), null, false, false), false);
                    elements[e] = Column.getAsRightType(c.getDataProviderType(), c.getFlags(), converted, null, c.getLength(), null, false, false);
                }
                // where qCol in (e1, e2, ..., en)
                or = new SetCondition(IBaseSQLCondition.EQUALS_OPERATOR, new IQuerySelectValue[] { qCol }, new Object[][] { elements }, true);
            } else {
                final IColumnConverter fColumnConverter = columnConverter;
                final ConverterInfo fColumnConverterInfo = columnConverterInfo;
                final int fDataProviderType = c.getDataProviderType();
                or = (ISQLCondition) BaseSQLGenerator.parseFindExpression(QueryFactory.INSTANCE, raw, qCol, columnTable, dataProviderType, formatString, c, rfs.getRelations().size() > 0 && relatedNullSearchAddPkCondition(), new IValueConverter() {

                    @Override
                    public Object convertFromObject(Object value) {
                        return SQLGenerator.convertFromObject(application, fColumnConverter, fColumnConverterInfo, dataProviderID, fDataProviderType, value, false);
                    }
                }, new ITypeConverter() {

                    @Override
                    public Object getAsRightType(int type, int flags, Object obj, int l, boolean throwOnFail) {
                        return Column.getAsRightType(type, flags, obj, l, throwOnFail, false);
                    }

                    @Override
                    public Object getAsRightType(int type, int flags, Object obj, String format, int l, boolean throwOnFail) {
                        return Column.getAsRightType(type, flags, obj, format, l, null, throwOnFail, false);
                    }
                }, table.getRowIdentColumns().get(0), Debug.LOGGER);
            }
            if (or != null) {
                ISQLCondition condition;
                if (c instanceof AggregateVariable) {
                    condition = createExistsCondition(application.getFlattenedSolution(), sqlSelect, or, rfs.getRelations(), columnTable, provider, pkQueryColumns.toArray(new QueryColumn[pkQueryColumns.size()]));
                } else {
                    condition = or;
                }
                and = AndCondition.and(and, condition);
            }
        }
    }
    return and;
}