Examples with SQLConnection org.pentaho.platform.plugin.services.connections.sql.SQLConnection used on opensource projects

Example 1 with SQLConnection

use of org.pentaho.platform.plugin.services.connections.sql.SQLConnection in project data-access by pentaho.

the class DatasourceInMemoryServiceHelper method getConnection.

public static SQLConnection getConnection(String connectionName) throws DatasourceServiceException {
    IDatabaseConnection connection = null;
    try {
        ConnectionServiceImpl service = new ConnectionServiceImpl();
        connection = service.getConnectionByName(connectionName);
        DatabaseDialectService dialectService = new DatabaseDialectService();
        IDatabaseDialect dialect = dialectService.getDialect(connection);
        String driverClass = null;
        if (connection.getDatabaseType().getShortName().equals("GENERIC")) {
            driverClass = connection.getAttributes().get(GenericDatabaseDialect.ATTRIBUTE_CUSTOM_DRIVER_CLASS);
        } else {
            driverClass = dialect.getNativeDriver();
        }
        return new SQLConnection(driverClass, dialect.getURLWithExtraOptions(connection), connection.getUsername(), connection.getPassword(), null);
    } catch (ConnectionServiceException e1) {
        return null;
    } catch (DatabaseDialectException e) {
        return null;
    }
}

Example 2 with SQLConnection

use of org.pentaho.platform.plugin.services.connections.sql.SQLConnection in project data-access by pentaho.

the class DatasourceInMemoryServiceHelper method getSerializeableResultSet.

public static SerializedResultSet getSerializeableResultSet(String connectionName, String query, int rowLimit, IPentahoSession session) throws DatasourceServiceException {
    SerializedResultSet serializedResultSet = null;
    SQLConnection sqlConnection = null;
    try {
        sqlConnection = getConnection(connectionName);
        sqlConnection.setMaxRows(rowLimit);
        sqlConnection.setReadOnly(true);
        IPentahoResultSet resultSet = sqlConnection.executeQuery(query);
        MarshallableResultSet marshallableResultSet = new MarshallableResultSet();
        marshallableResultSet.setResultSet(resultSet);
        IPentahoMetaData ipmd = resultSet.getMetaData();
        if (ipmd instanceof SQLMetaData) {
            // Hack warning - get JDBC column types
            // TODO: Need to generalize this amongst all IPentahoResultSets
            SQLMetaData smd = (SQLMetaData) ipmd;
            int[] columnTypes = smd.getJDBCColumnTypes();
            List<List<String>> data = new ArrayList<List<String>>();
            for (MarshallableRow row : marshallableResultSet.getRows()) {
                String[] rowData = row.getCell();
                List<String> rowDataList = new ArrayList<String>(rowData.length);
                for (int j = 0; j < rowData.length; j++) {
                    rowDataList.add(rowData[j]);
                }
                data.add(rowDataList);
            }
            serializedResultSet = new SerializedResultSet(columnTypes, marshallableResultSet.getColumnNames().getColumnName(), data);
        }
    } catch (Exception e) {
        logger.error(Messages.getErrorString("DatasourceInMemoryServiceHelper.ERROR_0005_QUERY_VALIDATION_FAILED", e.getLocalizedMessage()), // $NON-NLS-1$
        e);
        throw new DatasourceServiceException(Messages.getErrorString("DatasourceInMemoryServiceHelper.ERROR_0005_QUERY_VALIDATION_FAILED", e.getLocalizedMessage()), // $NON-NLS-1$
        e);
    } finally {
        if (sqlConnection != null) {
            sqlConnection.close();
        }
    }
    return serializedResultSet;
}

Example 3 with SQLConnection

use of org.pentaho.platform.plugin.services.connections.sql.SQLConnection in project data-access by pentaho.

the class DatasourceServiceHelper method getSerializeableResultSet.

public static SerializedResultSet getSerializeableResultSet(String connectionName, String query, int rowLimit, IPentahoSession session) throws DatasourceServiceException {
    SerializedResultSet serializedResultSet = null;
    SQLConnection sqlConnection = null;
    try {
        sqlConnection = (SQLConnection) PentahoConnectionFactory.getConnection(IPentahoConnection.SQL_DATASOURCE, connectionName, PentahoSessionHolder.getSession(), null);
        sqlConnection.setMaxRows(rowLimit);
        sqlConnection.setReadOnly(true);
        IPentahoResultSet resultSet = sqlConnection.executeQuery(query);
        // $NON-NLS-1$
        logger.debug("ResultSet is not scrollable. Copying into memory");
        if (!resultSet.isScrollable()) {
            resultSet = convertToMemoryResultSet(resultSet);
        }
        MarshallableResultSet marshallableResultSet = new MarshallableResultSet();
        marshallableResultSet.setResultSet(resultSet);
        IPentahoMetaData ipmd = resultSet.getMetaData();
        int[] columnTypes = null;
        if (ipmd instanceof SQLMetaData) {
            SQLMetaData smd = (SQLMetaData) ipmd;
            columnTypes = smd.getJDBCColumnTypes();
        } else if (ipmd instanceof MemoryMetaData) {
            MemoryMetaData mmd = (MemoryMetaData) ipmd;
            String[] columnTypesAsString = mmd.getColumnTypes();
            columnTypes = new int[columnTypesAsString.length];
            for (int i = 0; i < columnTypesAsString.length; i++) {
                columnTypes[i] = Integer.parseInt(columnTypesAsString[i]);
            }
        }
        if (columnTypes != null) {
            // Hack warning - get JDBC column types
            // TODO: Need to generalize this amongst all IPentahoResultSets
            List<List<String>> data = new ArrayList<List<String>>();
            for (MarshallableRow row : marshallableResultSet.getRows()) {
                String[] rowData = row.getCell();
                List<String> rowDataList = new ArrayList<String>(rowData.length);
                for (int j = 0; j < rowData.length; j++) {
                    rowDataList.add(rowData[j]);
                }
                data.add(rowDataList);
            }
            serializedResultSet = new SerializedResultSet(columnTypes, marshallableResultSet.getColumnNames().getColumnName(), data);
        }
    } catch (Exception e) {
        logger.error(Messages.getErrorString("DatasourceServiceHelper.ERROR_0001_QUERY_VALIDATION_FAILED", e.getLocalizedMessage()), // $NON-NLS-1$
        e);
        throw new DatasourceServiceException(Messages.getErrorString("DatasourceServiceHelper.ERROR_0001_QUERY_VALIDATION_FAILED", e.getLocalizedMessage()), // $NON-NLS-1$
        e);
    } finally {
        if (sqlConnection != null) {
            sqlConnection.close();
        }
    }
    return serializedResultSet;
}

Example 4 with SQLConnection

use of org.pentaho.platform.plugin.services.connections.sql.SQLConnection in project data-access by pentaho.

the class ConnectionServiceImpl method addConnection.

public boolean addConnection(IDatabaseConnection connection) throws ConnectionServiceException {
    ensureDataAccessPermission();
    try {
        if (connection.getAccessType() != null && connection.getAccessType().equals(DatabaseAccessType.JNDI)) {
            IPentahoConnection pentahoConnection = null;
            pentahoConnection = PentahoConnectionFactory.getConnection(IPentahoConnection.SQL_DATASOURCE, connection.getDatabaseName(), null, this);
            try {
                connection.setUsername((((SQLConnection) pentahoConnection).getNativeConnection().getMetaData().getUserName()));
            } catch (Exception e) {
                logger.warn("Unable to get username from datasource: " + connection.getName());
            }
        }
        datasourceMgmtSvc.createDatasource(connection);
        return true;
    } catch (DuplicateDatasourceException duplicateDatasourceException) {
        String message = Messages.getErrorString(// $NON-NLS-1$
        "ConnectionServiceImpl.ERROR_0004_UNABLE_TO_ADD_CONNECTION", connection.getName(), duplicateDatasourceException.getLocalizedMessage());
        logger.error(message);
        throw new ConnectionServiceException(Response.SC_CONFLICT, message, duplicateDatasourceException);
    } catch (Exception e) {
        String message = Messages.getErrorString(// $NON-NLS-1$
        "ConnectionServiceImpl.ERROR_0004_UNABLE_TO_ADD_CONNECTION", connection.getName(), e.getLocalizedMessage());
        logger.error(message);
        throw new ConnectionServiceException(message, e);
    }
}

Example 5 with SQLConnection

use of org.pentaho.platform.plugin.services.connections.sql.SQLConnection in project data-access by pentaho.

the class InMemoryDSWDatasourceServiceImpl method executeQuery.

private IPentahoResultSet executeQuery(String connectionName, String query, String previewLimit) throws QueryValidationException {
    SQLConnection sqlConnection = null;
    int limit = (previewLimit != null && previewLimit.length() > 0) ? Integer.parseInt(previewLimit) : -1;
    try {
        sqlConnection = DatasourceInMemoryServiceHelper.getConnection(connectionName);
        sqlConnection.setMaxRows(limit);
        sqlConnection.setReadOnly(true);
        return sqlConnection.executeQuery(BEFORE_QUERY + query + AFTER_QUERY);
    } catch (Exception e) {
        logger.error(Messages.getErrorString("InMemoryDatasourceServiceImpl.ERROR_0009_QUERY_VALIDATION_FAILED", e.getLocalizedMessage()), // $NON-NLS-1$
        e);
        // $NON-NLS-1$
        throw new QueryValidationException(e.getLocalizedMessage(), e);
    } finally {
        if (sqlConnection != null) {
            sqlConnection.close();
        }
    }
}