How to use

AbstractJdbc2Statement$StatementResultHandler

in

org.postgresql.jdbc2

public ResultSetMetaData getMetaData() throws SQLException
{
  checkClosed();
  ResultSet rs = getResultSet();
  if (rs == null) {
    // OK, we haven't executed it yet, we've got to go to the backend
    // for more info.  We send the full query, but just don't
    // execute it.
    int flags = QueryExecutor.QUERY_ONESHOT | QueryExecutor.QUERY_DESCRIBE_ONLY | QueryExecutor.QUERY_SUPPRESS_BEGIN;
    StatementResultHandler handler = new StatementResultHandler();
    connection.getQueryExecutor().execute(preparedQuery, preparedParameters, handler, 0, 0, flags);
    ResultWrapper wrapper = handler.getResults();
    if (wrapper != null) {
      rs = wrapper.getResultSet();
    }
  }
  if (rs != null)
    return rs.getMetaData();
  return null;
}

  flags |= QueryExecutor.QUERY_SUPPRESS_BEGIN;
StatementResultHandler handler = new StatementResultHandler();
result = null;
connection.getQueryExecutor().execute(queryToExecute,
                   fetchSize,
                   flags);
result = firstUnclosedResult = handler.getResults();

  flags |= QueryExecutor.QUERY_SUPPRESS_BEGIN;
StatementResultHandler handler = new StatementResultHandler();
result = null;
connection.getQueryExecutor().execute(queryToExecute,
                   fetchSize,
                   flags);
result = firstUnclosedResult = handler.getResults();

/**
 * Retrieves the number, types and properties of this
 * <code>PreparedStatement</code> object's parameters.
 *
 * @return a <code>ParameterMetaData</code> object that contains information
 *     about the number, types and properties of this
 *     <code>PreparedStatement</code> object's parameters
 * @exception SQLException if a database access error occurs
 * @see ParameterMetaData
 * @since 1.4
 */
public ParameterMetaData getParameterMetaData() throws SQLException
{
  int flags = QueryExecutor.QUERY_ONESHOT | QueryExecutor.QUERY_DESCRIBE_ONLY | QueryExecutor.QUERY_SUPPRESS_BEGIN;
  StatementResultHandler handler = new StatementResultHandler();
  connection.getQueryExecutor().execute(preparedQuery, preparedParameters, handler, 0, 0, flags);
  int oids[] = preparedParameters.getTypeOIDs();
  if (oids != null)
    return createParameterMetaData(connection, oids);
  return null;
}

public ResultSetMetaData getMetaData() throws SQLException
{
  checkClosed();
  ResultSet rs = getResultSet();
  if (rs == null) {
    // OK, we haven't executed it yet, we've got to go to the backend
    // for more info.  We send the full query, but just don't
    // execute it.
    int flags = QueryExecutor.QUERY_ONESHOT | QueryExecutor.QUERY_DESCRIBE_ONLY | QueryExecutor.QUERY_SUPPRESS_BEGIN;
    StatementResultHandler handler = new StatementResultHandler();
    connection.getQueryExecutor().execute(preparedQuery, preparedParameters, handler, 0, 0, flags);
    ResultWrapper wrapper = handler.getResults();
    if (wrapper != null) {
      rs = wrapper.getResultSet();
    }
  }
  if (rs != null)
    return rs.getMetaData();
  return null;
}

/**
 * Retrieves the number, types and properties of this
 * <code>PreparedStatement</code> object's parameters.
 *
 * @return a <code>ParameterMetaData</code> object that contains information
 *     about the number, types and properties of this
 *     <code>PreparedStatement</code> object's parameters
 * @exception SQLException if a database access error occurs
 * @see ParameterMetaData
 * @since 1.4
 */
public ParameterMetaData getParameterMetaData() throws SQLException
{
  int flags = QueryExecutor.QUERY_ONESHOT | QueryExecutor.QUERY_DESCRIBE_ONLY | QueryExecutor.QUERY_SUPPRESS_BEGIN;
  StatementResultHandler handler = new StatementResultHandler();
  connection.getQueryExecutor().execute(preparedQuery, preparedParameters, handler, 0, 0, flags);
  int oids[] = preparedParameters.getTypeOIDs();
  if (oids != null)
    return createParameterMetaData(connection, oids);
  return null;
}

public ResultSetMetaData getMetaData() throws SQLException
{
  checkClosed();
  ResultSet rs = getResultSet();
  if (rs == null) {
    // OK, we haven't executed it yet, we've got to go to the backend
    // for more info.  We send the full query, but just don't
    // execute it.
    int flags = QueryExecutor.QUERY_ONESHOT | QueryExecutor.QUERY_DESCRIBE_ONLY | QueryExecutor.QUERY_SUPPRESS_BEGIN;
    StatementResultHandler handler = new StatementResultHandler();
    connection.getQueryExecutor().execute(preparedQuery, preparedParameters, handler, 0, 0, flags);
    ResultWrapper wrapper = handler.getResults();
    if (wrapper != null) {
      rs = wrapper.getResultSet();
    }
  }
  if (rs != null)
    return rs.getMetaData();
  return null;
}

public void handleCommandStatus(String status, int updateCount, long insertOID) {
  append(new ResultWrapper(updateCount, insertOID));
}

public void handleCommandStatus(String status, int updateCount, long insertOID) {
  append(new ResultWrapper(updateCount, insertOID));
}

public void handleResultRows(Query fromQuery, Field[] fields, Vector tuples, ResultCursor cursor) {
  try
  {
    ResultSet rs = AbstractJdbc2Statement.this.createResultSet(fromQuery, fields, tuples, cursor);
    append(new ResultWrapper(rs));
  }
  catch (SQLException e)
  {
    handleError(e);
  }
}

public void handleResultRows(Query fromQuery, Field[] fields, Vector tuples, ResultCursor cursor) {
  try
  {
    ResultSet rs = AbstractJdbc2Statement.this.createResultSet(fromQuery, fields, tuples, cursor);
    append(new ResultWrapper(rs));
  }
  catch (SQLException e)
  {
    handleError(e);
  }
}

  flags |= QueryExecutor.QUERY_SUPPRESS_BEGIN;
StatementResultHandler handler = new StatementResultHandler();
result = null;
connection.getQueryExecutor().execute(queryToExecute,
                   fetchSize,
                   flags);
result = firstUnclosedResult = handler.getResults();

/**
 * Retrieves the number, types and properties of this
 * <code>PreparedStatement</code> object's parameters.
 *
 * @return a <code>ParameterMetaData</code> object that contains information
 *     about the number, types and properties of this
 *     <code>PreparedStatement</code> object's parameters
 * @exception SQLException if a database access error occurs
 * @see ParameterMetaData
 * @since 1.4
 */
public ParameterMetaData getParameterMetaData() throws SQLException
{
  int flags = QueryExecutor.QUERY_ONESHOT | QueryExecutor.QUERY_DESCRIBE_ONLY | QueryExecutor.QUERY_SUPPRESS_BEGIN;
  StatementResultHandler handler = new StatementResultHandler();
  connection.getQueryExecutor().execute(preparedQuery, preparedParameters, handler, 0, 0, flags);
  int oids[] = preparedParameters.getTypeOIDs();
  if (oids != null)
    return createParameterMetaData(connection, oids);
  return null;
}

public void handleCommandStatus(String status, int updateCount, long insertOID) {
  append(new ResultWrapper(updateCount, insertOID));
}

public void handleResultRows(Query fromQuery, Field[] fields, Vector tuples, ResultCursor cursor) {
  try
  {
    ResultSet rs = AbstractJdbc2Statement.this.createResultSet(fromQuery, fields, tuples, cursor);
    append(new ResultWrapper(rs));
  }
  catch (SQLException e)
  {
    handleError(e);
  }
}