Examples with AggregateVariable com.servoy.j2db.persistence.AggregateVariable used on opensource projects

Example 1 with AggregateVariable

use of com.servoy.j2db.persistence.AggregateVariable in project servoy-client by Servoy.

the class PartNode method getAggregatesFromRenderer.

private void getAggregatesFromRenderer(final List<AggregateVariable> aggregates, final Form f, DataRenderer a_renderer) throws RepositoryException {
    Map<IPersist, IDisplay> allFields = a_renderer.getFieldComponents();
    Iterator<IDisplay> it = allFields.values().iterator();
    while (it.hasNext()) {
        IDisplay display = it.next();
        if (display instanceof IDisplayData) {
            String dataProviderID = ((IDisplayData) display).getDataProviderID();
            if (dataProviderID != null) {
                IDataProvider dp = application.getFlattenedSolution().getDataproviderLookup(application.getFoundSetManager(), f).getDataProvider(dataProviderID);
                if (dp instanceof AggregateVariable) {
                    if (!aggregates.contains(dp))
                        aggregates.add((AggregateVariable) dp);
                }
            } else if (display instanceof IDisplayTagText) {
                String tagText = ((IDisplayTagText) display).getTagText();
                Text.processTags(tagText, new ITagResolver() {

                    public String getStringValue(String name) {
                        try {
                            IDataProvider dp = application.getFlattenedSolution().getDataproviderLookup(application.getFoundSetManager(), f).getDataProvider(name);
                            if (dp instanceof AggregateVariable) {
                                if (!aggregates.contains(dp))
                                    aggregates.add((AggregateVariable) dp);
                            }
                        } catch (Exception e) {
                            Debug.error(e);
                        }
                        return null;
                    }
                });
            }
        }
    }
}

Example 2 with AggregateVariable

use of com.servoy.j2db.persistence.AggregateVariable in project servoy-client by Servoy.

the class FoundSet method alldataproviders.

/**
 * Get all dataproviders of the foundset.
 *
 * @sample
 * var dataprovidersNames = %%prefix%%alldataproviders;
 * application.output("This foundset has " + dataprovidersNames.length + " data providers.")
 * for (var i=0; i<dataprovidersNames.length; i++)
 * 	application.output(dataprovidersNames[i]);
 *
 * @special
 */
@JSReadonlyProperty
public String[] alldataproviders() {
    List<String> al = new ArrayList<String>();
    Table table = (Table) getTable();
    if (table != null) {
        try {
            Iterator<Column> columnsIt = table.getColumnsSortedByName();
            while (columnsIt.hasNext()) {
                IColumn c = columnsIt.next();
                al.add(c.getDataProviderID());
            }
            Iterator<AggregateVariable> aggIt = fsm.getApplication().getFlattenedSolution().getAggregateVariables(table, true);
            while (aggIt.hasNext()) {
                AggregateVariable av = aggIt.next();
                al.add(av.getDataProviderID());
            }
            Iterator<ScriptCalculation> scriptIt = fsm.getApplication().getFlattenedSolution().getScriptCalculations(table, true);
            while (scriptIt.hasNext()) {
                ScriptCalculation sc = scriptIt.next();
                if (al.contains(sc.getDataProviderID()))
                    al.remove(sc.getDataProviderID());
                al.add(sc.getDataProviderID());
            }
        } catch (Exception ex) {
            Debug.error(ex);
        }
    }
    return al.toArray(new String[al.size()]);
}

Example 3 with AggregateVariable

use of com.servoy.j2db.persistence.AggregateVariable in project servoy-client by Servoy.

the class SQLGenerator method addSorts.

public void addSorts(QuerySelect sqlSelect, BaseQueryTable selectTable, IGlobalValueEntry provider, ITable table, List<SortColumn> orderByFields, boolean includeRelated, boolean permanentJoins) throws RepositoryException {
    List<Column> unusedRowidentColumns = new ArrayList<Column>(table.getRowIdentColumns());
    for (int i = 0; orderByFields != null && i < orderByFields.size(); i++) {
        SortColumn sc = orderByFields.get(i);
        // can be column or aggregate
        IColumn column = sc.getColumn();
        if (column.getDataProviderType() == MEDIA && (column.getFlags() & (IDENT_COLUMNS | UUID_COLUMN)) == 0) {
            // skip cannot sort blob columns
            continue;
        }
        SortOptions sortOptions = application.getFoundSetManager().getSortOptions(sc.getColumn());
        Relation[] relations = sc.getRelations();
        // compare on server objects, relation.foreignServerName may be different in case of duplicates
        boolean doRelatedJoin = (includeRelated && relations != null);
        if (doRelatedJoin) {
            FlattenedSolution fs = application.getFlattenedSolution();
            for (Relation relation : relations) {
                if (relation.isMultiServer() && !fs.getTable(relation.getForeignDataSource()).getServerName().equals(table.getServerName())) {
                    doRelatedJoin = false;
                    break;
                }
            }
        }
        if (doRelatedJoin) // related sort, cannot join across multiple servers
        {
            BaseQueryTable primaryQtable = selectTable;
            BaseQueryTable foreignQtable = null;
            for (Relation relation : relations) {
                // join must be re-created as it is possible to have globals involved;
                // first remove, then create it
                ISQLTableJoin join = (ISQLTableJoin) sqlSelect.getJoin(primaryQtable, relation.getName());
                if (join != null)
                    sqlSelect.getJoins().remove(join);
                if (join == null) {
                    ITable foreignTable = application.getFlattenedSolution().getTable(relation.getForeignDataSource());
                    foreignQtable = new QueryTable(foreignTable.getSQLName(), foreignTable.getDataSource(), foreignTable.getCatalog(), foreignTable.getSchema());
                } else {
                    foreignQtable = join.getForeignTable();
                }
                sqlSelect.addJoin(createJoin(application.getFlattenedSolution(), relation, primaryQtable, foreignQtable, permanentJoins, provider));
                primaryQtable = foreignQtable;
            }
            IQuerySelectValue queryColumn;
            if (column instanceof Column) {
                queryColumn = ((Column) column).queryColumn(foreignQtable);
                unusedRowidentColumns.remove(column);
            } else if (column instanceof AggregateVariable) {
                AggregateVariable aggregate = (AggregateVariable) column;
                queryColumn = new QueryAggregate(aggregate.getType(), new QueryColumn(foreignQtable, -1, aggregate.getColumnNameToAggregate(), aggregate.getDataProviderType(), aggregate.getLength(), 0, null, aggregate.getFlags()), aggregate.getName());
                // there has to be a group-by clause for all selected fields
                List<IQuerySelectValue> columns = sqlSelect.getColumns();
                for (IQuerySelectValue selectVal : columns) {
                    List<IQuerySelectValue> groupBy = sqlSelect.getGroupBy();
                    if (selectVal instanceof QueryColumn && (groupBy == null || !groupBy.contains(selectVal))) {
                        sqlSelect.addGroupBy(selectVal);
                    }
                }
                // if the aggregate has not been selected yet, add it and skip it in the result
                QueryAggregate skippedAggregate = new QueryAggregate(aggregate.getType(), QueryAggregate.ALL, new QueryColumn(foreignQtable, -1, aggregate.getColumnNameToAggregate(), aggregate.getDataProviderType(), aggregate.getLength(), 0, null, aggregate.getFlags()), aggregate.getName(), null, true);
                if (!columns.contains(skippedAggregate)) {
                    sqlSelect.addColumn(skippedAggregate);
                }
            } else {
                // $NON-NLS-1$
                Debug.log("Skipping sort on unexpected related column type " + column.getClass());
                continue;
            }
            sqlSelect.addSort(new QuerySort(queryColumn, sc.getSortOrder() == ASCENDING, sortOptions));
        } else {
            // make sure an invalid sort is not possible
            if (column instanceof Column && column.getTable().getName().equals(table.getName())) {
                sqlSelect.addSort(new QuerySort(((Column) column).queryColumn(selectTable), sc.getSortOrder() == ASCENDING, sortOptions));
                unusedRowidentColumns.remove(column);
            } else {
                // $NON-NLS-1$ //$NON-NLS-2$
                Debug.log("Skipping sort on unrelated column " + column.getName() + '.' + column.getTable().getName() + " for table " + table.getName());
            }
        }
    }
    // Make sure pk is part of the sort, in case of non-unique sort columns, the sorted result may not be the same in each fetch
    if (enforcePkInSort) {
        for (Column column : unusedRowidentColumns) {
            SortOptions sortOptions = application.getFoundSetManager().getSortOptions(column);
            sqlSelect.addSort(new QuerySort(column.queryColumn(selectTable), true, sortOptions));
        }
    }
}

Example 4 with AggregateVariable

use of com.servoy.j2db.persistence.AggregateVariable in project servoy-client by Servoy.

the class SQLGenerator method createAggregates.

private void createAggregates(SQLSheet sheet, QueryTable queryTable) throws RepositoryException {
    Table table = sheet.getTable();
    Iterator<AggregateVariable> it = application.getFlattenedSolution().getAggregateVariables(table, false);
    while (it.hasNext()) {
        AggregateVariable aggregate = it.next();
        QuerySelect sql = new QuerySelect(queryTable);
        sql.addColumn(new QueryAggregate(aggregate.getType(), new QueryColumn(queryTable, -1, aggregate.getColumnNameToAggregate(), aggregate.getDataProviderType(), aggregate.getLength(), 0, null, aggregate.getFlags()), aggregate.getName()));
        sheet.addAggregate(aggregate.getDataProviderID(), aggregate.getDataProviderIDToAggregate(), sql);
    }
}

Example 5 with AggregateVariable

use of com.servoy.j2db.persistence.AggregateVariable 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;
}