package org.webslinger.container;

 import java.io.IOException;

 import org.apache.commons.vfs.FileObject;

 import org.webslinger.commons.vfs.VFSUtil;

 import org.webslinger.util.TTLObject;

 public final class DefaultPathInfo extends TTLObject<String> implements PathInfo {

     static {

         setDefaultTTLForClass(DefaultPathInfo.class, 1000);

     }

     private final FileObject file;

     public DefaultPathInfo(FileObject file) {

         this.file = file;

     }

     public final String getPathInfo() {

         try {

             return getObject();

         } catch (IOException e) {

             return "";

         }

     }

     protected String load(String old) throws IOException {

         if (file.exists()) {

             VFSUtil.refresh(file);

             String pathInfo = (String) file.getContent().getAttribute("default-path-info");

             if (pathInfo != null) return pathInfo;

         }

         return "";

     }

     public final String toString() {

         return getPathInfo();

     }

 }