/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Rodrigo Westrupp
*/
package com.caucho.quercus.lib.db;
import com.caucho.util.L10N;
import com.caucho.quercus.env.Env;
import com.caucho.quercus.env.Value;
import com.caucho.quercus.env.NullValue;
import java.sql.Date;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Timestamp;
import java.sql.Time;
import java.util.logging.Logger;
/**
* postgres result set class (postgres has NO object oriented API)
*/
public class PostgresResult extends JdbcResultResource {
private static final Logger log
= Logger.getLogger(PostgresResult.class.getName());
private static final L10N L = new L10N(PostgresResult.class);
// See PostgresModule.pg_fetch_array()
private boolean _passedNullRow = false;
/**
* Constructor for PostgresResult
*
* @param stmt the corresponding statement
* @param rs the corresponding result set
* @param conn the corresponding connection
*/
public PostgresResult(Env env,
Statement stmt,
ResultSet rs,
Postgres conn)
{
super(env, stmt, rs, conn);
}
/**
* Constructor for PostgresResult
*
* @param metaData the corresponding result set meta data
* @param conn the corresponding connection
*/
public PostgresResult(Env env,
ResultSetMetaData metaData,
Postgres conn)
{
super(env, metaData, conn);
}
/**
* Sets that a NULL row parameter has been passed in.
*/
public void setPassedNullRow()
{
// After that, the flag is immutable.
// See PostgresModule.pg_fetch_array
_passedNullRow = true;
}
/**
* Returns whether a NULL row parameter has been
* passed in or not.
*/
public boolean getPassedNullRow()
{
// After that, the flag is immutable.
// See PostgresModule.pg_fetch_array
return _passedNullRow;
}
/* php/43c? - postgres times and dates can have timezones, so the
* string representation conforms to the php representation, but
* the java.sql.Date representation does not.
*/
@Override
protected Value getColumnTime(Env env, ResultSet rs, int column)
throws SQLException
{
Time time = rs.getTime(column);
if (time == null)
return NullValue.NULL;
else
return env.createString(rs.getString(column));
}
@Override
protected Value getColumnDate(Env env, ResultSet rs, int column)
throws SQLException
{
Date date = rs.getDate(column);
if (date == null)
return NullValue.NULL;
else
return env.createString(rs.getString(column));
}
@Override
protected Value getColumnTimestamp(Env env, ResultSet rs, int column)
throws SQLException
{
Timestamp timestamp = rs.getTimestamp(column);
if (timestamp == null)
return NullValue.NULL;
else {
return env.createString(rs.getString(column));
}
}
}