readprops.java

手写的连接池类,实现了数据库的连接池,提高了操作数据库的效率.

package com.cn.res;

import java.util.Properties;
import java.io.InputStream;
import java.io.IOException;
 
public class ReadProps
{

	public ReadProps()
	{
	} 
		 
    /**
     *load Props文件
     *@param properties文件路径
     *@return 返回�P Props
     *@since 0.1
	 */
    public Properties getProps(String fileName) throws IOException 
    {
    	if (fileName==null){ 
    		return null;
    	}
    	else{
    		Properties props=new Properties();
			ClassLoader cl = this.getClass().getClassLoader();        
			InputStream is = cl.getResourceAsStream(fileName);
			props.load(is);    
			return props;		
    	}
    }
     
    /**
     *获得�
     *@param properties
     *@param 
     *@return 
     *@since 0.1
	*/
    public String getPropsValue(Properties props,String propsName)
    {
    	if (props==null || propsName==null) return null;
    	return props.getProperty(propsName);
    }	

}