ServletContext获取项目真实路径

import javax.servlet.ServletContext;

import org.springframework.web.context.ServletContextAware;

/**
* @author Administrator
*
*/
public class PayUtil implements ServletContextAware{

public ServletContext context ;
public static String PATH = "";
/* (non-Javadoc)
* @see org.springframework.web.context.ServletContextAware#setServletContext(javax.servlet.ServletContext)
*/
public void setServletContext(ServletContext context) {
this.context = context;
}

public void myinit(){
PayUtil.PATH = context.getRealPath("");
}
}

PayUtil.PATH = D:\work\apache-tomcat-7.0.52\webapps\pra