csvstatement.java

一种解析csv文件特别好的方法

/*
 *  CsvJdbc - a JDBC driver for CSV files
 *  Copyright (C) 2001  Jonathan Ackerman
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *  This library 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.  See the GNU
 *  Lesser General Public License for more details.
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package org.relique.jdbc.csv;

import java.sql.*;
import java.io.File;
import java.util.Enumeration;
import java.util.Vector;

/**
 * This class implements the Statement interface for the CsvJdbc driver.
 *
 * @author     Jonathan Ackerman
 * @author     Sander Brienen
 * @author     Michael Maraya
 * @author     Tomasz Skutnik
 * @author     Gupta Chetan
 * @created    25 November 2001
 * @version    $Id: CsvStatement.java,v 1.9 2004/08/09 21:56:55 jackerm Exp $
 */

public class CsvStatement implements Statement
{
    private CsvConnection connection;
    private Vector resultSets = new Vector();
    
    protected int isScrollable = ResultSet.TYPE_SCROLL_INSENSITIVE;

    /**
     *Constructor for the CsvStatement object
     *
     * @param  connection  Description of Parameter
     * @since
     */
    protected CsvStatement(CsvConnection connection, int isScrollable)
    {
        DriverManager.println("CsvJdbc - CsvStatement() - connection=" + connection);
        DriverManager.println("CsvJdbc - CsvStatement() - Asked for " + (isScrollable==ResultSet.TYPE_SCROLL_SENSITIVE?"Scrollable":"Not Scrollable"));
        this.connection = connection;
        this.isScrollable = isScrollable;
    }


    /**
     *Sets the maxFieldSize attribute of the CsvStatement object
     *
     * @param  p0                The new maxFieldSize value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public void setMaxFieldSize(int p0) throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Sets the maxRows attribute of the CsvStatement object
     *
     * @param  p0                The new maxRows value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public void setMaxRows(int p0) throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Sets the escapeProcessing attribute of the CsvStatement object
     *
     * @param  p0                The new escapeProcessing value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public void setEscapeProcessing(boolean p0) throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Sets the queryTimeout attribute of the CsvStatement object
     *
     * @param  p0                The new queryTimeout value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public void setQueryTimeout(int p0) throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Sets the cursorName attribute of the CsvStatement object
     *
     * @param  p0                The new cursorName value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public void setCursorName(String p0) throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Sets the fetchDirection attribute of the CsvStatement object
     *
     * @param  p0                The new fetchDirection value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public void setFetchDirection(int p0) throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Sets the fetchSize attribute of the CsvStatement object
     *
     * @param  p0                The new fetchSize value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public void setFetchSize(int p0) throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the maxFieldSize attribute of the CsvStatement object
     *
     * @return                   The maxFieldSize value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public int getMaxFieldSize() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the maxRows attribute of the CsvStatement object
     *
     * @return                   The maxRows value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public int getMaxRows() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the queryTimeout attribute of the CsvStatement object
     *
     * @return                   The queryTimeout value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public int getQueryTimeout() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the warnings attribute of the CsvStatement object
     *
     * @return                   The warnings value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public SQLWarning getWarnings() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the resultSet attribute of the CsvStatement object
     *
     * @return                   The resultSet value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public ResultSet getResultSet() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the updateCount attribute of the CsvStatement object
     *
     * @return                   The updateCount value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public int getUpdateCount() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the moreResults attribute of the CsvStatement object
     *
     * @return                   The moreResults value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public boolean getMoreResults() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the fetchDirection attribute of the CsvStatement object
     *
     * @return                   The fetchDirection value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public int getFetchDirection() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }


    /**
     *Gets the fetchSize attribute of the CsvStatement object
     *
     * @return                   The fetchSize value
     * @exception  SQLException  Description of Exception
     * @since
     */
    public int getFetchSize() throws SQLException
    {
        throw new SQLException("Not Supported !");
    }