datasourcebuilder.java

来自「RESIN 3.2 最新源码」· Java 代码 · 共 66 行

/*
 * Copyright (c) 1998-2008 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 SoftwareFoundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.config.types;

import com.caucho.util.L10N;

import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.sql.DataSource;

/**
 * path building
 */
public class DataSourceBuilder {
  static L10N L = new L10N(DataSourceBuilder.class);

  private String _jndiPath;

  /**
   * Sets the text.
   */
  public void addText(String text)
  {
    _jndiPath = text;
  }

  /**
   * Replace with the real path.
   */
  public DataSource replaceObject()
    throws NamingException
  {
    if (_jndiPath.startsWith("java:"))
      return (DataSource) new InitialContext().lookup(_jndiPath);
    else
      return (DataSource) new InitialContext().lookup("java:comp/env/" +
                                                      _jndiPath);
  }
}