读取properties配置文件里边的属性方法

/**

 * 

 */

package com.xcj.common.util.properties;

 

import java.io.IOException;

import java.io.InputStream;

import java.util.Properties;

 

/** 

 * <b>function:</b> 读取属性文件的工具类

 * @project xcjframe 

 * @package com.xcj.common.util.properties  

 * @fileName com.xcj.common.util.properties.ReadProperties

 * @createDate Apr 15, 2014 3:30:15 PM 

 * @author su_jian 

 */

public class ReadPropertiesUtil {

 

private static Properties props = null;

 

private ReadPropertiesUtil() {

}

/**

   * <b>function:</b> 读取properties配置文件里边的属性方法<br>

   *  根据Key 读取alue的值

   * @project xcjframe

   * @package com.xcj.common.util.properties  

   * @fileName com.xcj.common.util.properties.ReadPropertiesUtil

   * @createDate Apr 15, 2014 3:48:21 PM

   * @return 属性的值

   * @author su_jian

 */

public static String getProperties(String str) {

String propertiesFile = "/app-config.properties";

props = new Properties();

InputStream in = null;

try {

in = ReadPropertiesUtil.class.getResourceAsStream(propertiesFile);

props.load(in);

return props.getProperty(str);

} catch (Exception e1) {

e1.printStackTrace();

System.out.println("读取配置文件失败");

return null;

} finally {

if (in != null) {

try {

in.close();

} catch (IOException e) {

e.printStackTrace();

System.out.println("流关闭错误");

}

}

}

}

 

/**

* 测试方法

* @param args

*/

public static void main(String[] args) {

String ip = ReadPropertiesUtil.getProperties("memcached.ip");

String port =  ReadPropertiesUtil.getProperties("memcached.port");

System.out.println(ip + ":" + port);

}

 

 

}