Examples with DBDDataFilter org.jkiss.dbeaver.model.data.DBDDataFilter used on opensource projects

Example 21 with DBDDataFilter

use of org.jkiss.dbeaver.model.data.DBDDataFilter in project dbeaver by dbeaver.

the class SearchDataQuery method findRows.

private DBCStatistics findRows(@NotNull DBCSession session, @NotNull DBSDataContainer dataContainer, @NotNull TestDataReceiver dataReceiver) throws DBCException {
    DBSEntity entity;
    if (dataContainer instanceof DBSEntity) {
        entity = (DBSEntity) dataContainer;
    } else {
        log.warn("Data container " + dataContainer + " isn't entity");
        return null;
    }
    try {
        List<DBDAttributeConstraint> constraints = new ArrayList<>();
        for (DBSEntityAttribute attribute : CommonUtils.safeCollection(entity.getAttributes(session.getProgressMonitor()))) {
            if (params.fastSearch) {
                if (DBUtils.findAttributeIndex(session.getProgressMonitor(), attribute) == null) {
                    continue;
                }
            }
            if (DBUtils.isPseudoAttribute(attribute) || DBUtils.isHiddenObject(attribute)) {
                continue;
            }
            DBCLogicalOperator[] supportedOperators = DBUtils.getAttributeOperators(attribute);
            DBCLogicalOperator operator;
            Object value;
            switch(attribute.getDataKind()) {
                case BOOLEAN:
                    continue;
                case NUMERIC:
                    if (!params.searchNumbers) {
                        continue;
                    }
                    if (!ArrayUtils.contains(supportedOperators, DBCLogicalOperator.EQUALS)) {
                        continue;
                    }
                    operator = DBCLogicalOperator.EQUALS;
                    try {
                        value = Integer.valueOf(params.searchString);
                    } catch (NumberFormatException e) {
                        try {
                            value = Long.valueOf(params.searchString);
                        } catch (NumberFormatException e1) {
                            try {
                                value = Double.valueOf(params.searchString);
                            } catch (NumberFormatException e2) {
                                try {
                                    value = new BigDecimal(params.searchString);
                                } catch (Exception e3) {
                                    // Not a number
                                    continue;
                                }
                            }
                        }
                    }
                    break;
                case CONTENT:
                case BINARY:
                    if (!params.searchLOBs) {
                        continue;
                    }
                case STRING:
                    if (!params.isCaseSensitive() && ArrayUtils.contains(supportedOperators, DBCLogicalOperator.ILIKE)) {
                        operator = DBCLogicalOperator.ILIKE;
                        value = "%" + params.searchString + "%";
                    } else if (ArrayUtils.contains(supportedOperators, DBCLogicalOperator.LIKE)) {
                        operator = DBCLogicalOperator.LIKE;
                        value = "%" + params.searchString + "%";
                    } else if (ArrayUtils.contains(supportedOperators, DBCLogicalOperator.EQUALS)) {
                        operator = DBCLogicalOperator.EQUALS;
                        value = params.searchString;
                    } else {
                        continue;
                    }
                    break;
                default:
                    {
                        // On success search by exact match
                        if (!ArrayUtils.contains(supportedOperators, DBCLogicalOperator.EQUALS)) {
                            continue;
                        }
                        String typeName = attribute.getTypeName();
                        if (typeName.equals(DBConstants.TYPE_NAME_UUID) || typeName.equals(DBConstants.TYPE_NAME_UUID2)) {
                            try {
                                UUID uuid = UUID.fromString(params.searchString);
                                operator = DBCLogicalOperator.EQUALS;
                                value = uuid.toString();
                            } catch (Exception e) {
                                // No a UUID
                                continue;
                            }
                        } else {
                            continue;
                        }
                    }
            }
            DBDAttributeConstraint constraint = new DBDAttributeConstraint(attribute, constraints.size());
            constraint.setOperator(operator);
            constraint.setValue(value);
            constraint.setVisible(true);
            constraints.add(constraint);
        }
        if (constraints.isEmpty()) {
            return null;
        }
        dataReceiver.filter = new DBDDataFilter(constraints);
        dataReceiver.filter.setAnyConstraint(true);
        DBCExecutionSource searchSource = new AbstractExecutionSource(dataContainer, session.getExecutionContext(), this);
        return dataContainer.readData(searchSource, session, dataReceiver, dataReceiver.filter, -1, -1, 0, 0);
    } catch (DBException e) {
        throw new DBCException("Error finding rows", e);
    }
}