src/org/objectweb/cjdbc/driver/DataSource.java

説明を見る。

package org.objectweb.cjdbc.driver;

import java.io.PrintWriter;
import java.io.Serializable;
import java.sql.SQLException;
import java.util.Properties;

import javax.naming.NamingException;
import javax.naming.Reference;
import javax.naming.Referenceable;
import javax.naming.StringRefAddr;

public class DataSource
    implements
      javax.sql.DataSource,
      Referenceable,
      Serializable
{

  protected static final String URL_PROPERTY         = "url";
  protected static final String USER_PROPERTY        = Driver.USER_PROPERTY;
  protected static final String PASSWORD_PROPERTY    = Driver.PASSWORD_PROPERTY;
  protected static final String DRIVER_CLASSNAME     = "org.objectweb.cjdbc.driver.Driver";
  protected static final String FACTORY_CLASSNAME    = "org.objectweb.cjdbc.driver.DataSourceFactory";
  protected static final String DESCRIPTION_PROPERTY = "description";

  protected static Driver       driver               = null;
  static
  {
    try
    {
      driver = (Driver) Class.forName(DRIVER_CLASSNAME).newInstance();
    }
    catch (Exception e)
    {
      throw new RuntimeException("Can't load " + DRIVER_CLASSNAME);
    }
  }

  protected String              url                  = null;
  protected String              user                 = null;
  protected String              password             = null;
  protected PrintWriter         logWriter            = null;

  public DataSource()
  {
  }

  //---------------------------------
  //--- DataSource methods
  //---------------------------------
  public java.sql.Connection getConnection() throws SQLException
  {
    return getConnection(user, password);
  }

  public java.sql.Connection getConnection(String user, String password)
      throws SQLException
  {
    if (user == null)
    {
      user = "";
    }
    if (password == null)
    {
      password = "";
    }
    Properties props = new Properties();
    props.put(USER_PROPERTY, user);
    props.put(PASSWORD_PROPERTY, password);

    return getConnection(props);
  }

  public void setLogWriter(PrintWriter output) throws SQLException
  {
    logWriter = output;
  }

  public java.io.PrintWriter getLogWriter()
  {
    return logWriter;
  }

  public void setLoginTimeout(int seconds) throws SQLException
  {
  }

  public int getLoginTimeout() throws SQLException
  {
    return 0;
  }

  //---------------------------------
  //--- Referenceable methods
  //---------------------------------
  public Reference getReference() throws NamingException
  {
    Reference ref = new Reference(getClass().getName(), FACTORY_CLASSNAME, null);
    ref.add(new StringRefAddr(DESCRIPTION_PROPERTY, getDescription()));
    ref.add(new StringRefAddr(USER_PROPERTY, getUser()));
    ref.add(new StringRefAddr(PASSWORD_PROPERTY, password));
    ref.add(new StringRefAddr(URL_PROPERTY, getUrl()));
    return ref;
  }

  //---------------------------------
  //--- Properties methods
  //---------------------------------

  public String getDescription()
  {
    return "C-JDBC " + driver.getMajorVersion() + "."
        + driver.getMinorVersion() + " Datasource";
  }

  public void setUrl(String url)
  {
    this.url = url;
  }

  public void setURL(String url)
  {
    setUrl(url);
  }

  public String getUrl()
  {
    return url;
  }

  public String getURL()
  {
    return getUrl();
  }

  public void setUser(String userName)
  {
    user = userName;
  }

  public String getUser()
  {
    return user;
  }

  public void setPassword(String pwd)
  {
    password = pwd;
  }

  //---------------------------------
  //--- Protected methods
  //---------------------------------
  protected java.sql.Connection getConnection(Properties props)
      throws SQLException
  {
    return driver.connect(url, props);
  }

}

---