java web绝对路径获取

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      String path="/"+Thread.currentThread().getContextClassLoader().getResource("").getPath().substring(1);        System.out.println(path);        path = path.replace("WEB-INF/classes/", "images/");        System.out.println(path);/D:/green/tomcats/apache-tomcat-6.0.37/webapps/myWeb/WEB-INF/classes//D:/green/tomcats/apache-tomcat-6.0.37/webapps/myWeb/images/

public class FileUtil {/** * 获取项目绝对路径 *  * @return */public static String getRootPath() {String classPath = FileUtil.class.getClassLoader().getResource("/").getPath();String rootPath = "";// windows下if ("\\".equals(File.separator)) {rootPath = classPath.substring(1, classPath.indexOf("/WEB-INF/classes"));rootPath = rootPath.replace("/", "\\");}// linux下if ("/".equals(File.separator)) {rootPath = classPath.substring(0, classPath.indexOf("/WEB-INF/classes"));rootPath = rootPath.replace("\\", "/");}return rootPath;}}

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