Examples with OlapConnection org.olap4j.OlapConnection used on opensource projects

Example 21 with OlapConnection

use of org.olap4j.OlapConnection in project pentaho-platform by pentaho.

the class OlapServiceImpl method makeOlap4jConnection.

private OlapConnection makeOlap4jConnection(String name) {
    final Olap4jServerInfo olapServerInfo = getHelper().getOlap4jServerInfo(name);
    assert olapServerInfo != null;
    // Make sure the driver is present
    try {
        Class.forName(olapServerInfo.className);
    } catch (ClassNotFoundException e) {
        throw new IOlapServiceException(e);
    }
    // As per the JDBC specs, we can set the user/pass into
    // connection properties called 'user' and 'password'.
    final Properties newProps = new Properties(olapServerInfo.properties);
    // First, apply the filters.
    for (IOlapConnectionFilter filter : this.filters) {
        filter.filterProperties(newProps);
    }
    // so as not to expose this.
    if (olapServerInfo.user != null) {
        newProps.put("user", olapServerInfo.user);
    }
    if (olapServerInfo.password != null) {
        newProps.put("password", olapServerInfo.password);
    }
    try {
        final Connection conn = DriverManager.getConnection(olapServerInfo.URL, newProps);
        return conn.unwrap(OlapConnection.class);
    } catch (SQLException e) {
        throw new IOlapServiceException(e);
    }
}

Example 22 with OlapConnection

use of org.olap4j.OlapConnection in project pentaho-platform by pentaho.

the class OlapServiceImpl method flush.

/**
 * Flushes a single schema from the cache.
 */
public void flush(IPentahoSession session, String name) {
    final Lock writeLock = cacheLock.writeLock();
    writeLock.lock();
    try (OlapConnection connection = getConnection(name, session)) {
        final RolapConnection rc = connection.unwrap(RolapConnection.class);
        rc.getCacheControl(null).flushSchema(rc.getSchema());
    } catch (Exception e) {
        LOG.warn(Messages.getInstance().getErrorString("MondrianCatalogHelper.ERROR_0019_FAILED_TO_FLUSH", name), e);
        throw new IOlapServiceException(Messages.getInstance().getErrorString("MondrianCatalogHelper.ERROR_0019_FAILED_TO_FLUSH", name));
    } finally {
        writeLock.unlock();
    }
}