dbconfigloader.java

基于wml的手机余额查询系统

package org.wap.util;

import java.util.Properties;
import java.sql.SQLException;

/**
 * Created by IntelliJ IDEA.
 * User: tyrones
 * Date: 2003-8-8
 * Time: 17:29:32
 * 
 */
public class DbConfigLoader {
	
	
  private static String dsDriver = null;
  private static String dsProtocol = null;
  private static String dsSubprotocol = null;
  private static String dsName = null;
  private static String dsUsername = null;
  private static String dsPassword = null;
  private static String url = null;
  private static String connectionType = null;
  private static String jndiName = null;
  

  public static void setDbConfigContext(String configFile, String source) throws SQLException, Exception {
    try {
      Properties prop = new Properties();
      prop.load(DbConfigLoader.class.getResourceAsStream(configFile));
      if (prop != null) {
        dsDriver = prop.getProperty(source + ".driver");
        dsProtocol = prop.getProperty(source + ".protocol");
        dsSubprotocol = prop.getProperty(source + ".subprotocol");
        if (dsName == null)
          dsName = prop.getProperty(source + ".dsname");
        if (dsUsername == null)
          dsUsername = prop.getProperty(source + ".username");
        if (dsPassword == null)
          dsPassword = prop.getProperty(source + ".password");
        if (connectionType == null)
          connectionType = prop.getProperty(source + ".connectiontype");
        if (jndiName == null)
          jndiName = prop.getProperty(source + ".jndiname");
        url = dsProtocol.trim() + ":" + dsSubprotocol.trim() + ":" + dsName.trim();
        System.out.println(prop.toString());
      } else {
        throw new Exception("* Can not find property file '" + configFile);
      }
    } catch (ClassNotFoundException e) {
      throw new Exception("* Can not find driver class '" + dsDriver + "'!");
    }
  }

  public static String getDriver() {
    return dsDriver.trim();
  }


  public static String getUrl() {
    return url.trim();
  }

  public static String getUserName() {
    return dsUsername.trim();
  }

  public static String getPassword() {
    return dsPassword.trim();
  }

  public static String getConnectionType() {
    return connectionType.trim();
  }

  public static String getJNDIName() {
    return jndiName.trim();
  }
  
  
/**
 * @param string
 */
public static void setDsPassword(String string) {
	dsPassword = string;
}

/**
 * @param string
 */
public static void setDsUsername(String string) {
	dsUsername = string;
}

}