Exemplo n.º 1
0
 public static Path coerceToPathOrNull(Object path) {
   if (path instanceof Path) return (Path) path;
   if (path instanceof URL) return URLPath.valueOf((URL) path);
   /* #ifdef use:java.net.URI */
   if (path instanceof URI) return URIPath.valueOf((URI) path);
   /* #endif */
   if (path instanceof File) return FilePath.valueOf((File) path);
   String str;
   if (path instanceof gnu.lists.FString) // FIXME: || UntypedAtomic
   str = path.toString();
   else if (!(path instanceof String)) return null;
   else str = (String) path;
   if (Path.uriSchemeSpecified(str)) return URIPath.valueOf(str);
   else return FilePath.valueOf(str);
 }
Exemplo n.º 2
0
 /**
  * Convert an absolute URI to one relatve to a given base. This goes beyond
  * java.net.URI.relativize in that if the arguments have a common prefix, it can create a relative
  * URI using "../" steps.
  */
 public static String relativize(String in, String base)
     throws java.net.URISyntaxException, java.io.IOException {
   String baseStr = base;
   String inStr = in;
   /* #ifdef use:java.net.URI */
   baseStr = new URI(baseStr).normalize().toString();
   inStr = URLPath.valueOf(in).toURI().normalize().toString();
   /* #endif */
   int baseLen = baseStr.length();
   int inLen = inStr.length();
   int i = 0;
   int sl = 0;
   int colon = 0;
   for (; i < baseLen && i < inLen; i++) {
     char cb = baseStr.charAt(i);
     char ci = inStr.charAt(i);
     if (cb != ci) break;
     if (cb == '/') sl = i;
     if (cb == ':') colon = i;
   }
   if (colon > 0 && (sl > colon + 2 || baseLen <= colon + 2 || baseStr.charAt(colon + 2) != '/')
   /*
   && (colon + 2 != CLASS_RESOURCE_URI_PREFIX_LENGTH
       || ! inStr.substring(0, colon + 2).equals(CLASS_RESOURCE_URI_PREFIX)
       || getClassLoaderForURI(base) == getClassLoaderForURI(in))
   */
   ) {
     baseStr = baseStr.substring(sl + 1);
     inStr = inStr.substring(sl + 1);
   } else return in;
   /* #ifdef JAVA5 */
   StringBuilder sbuf = new StringBuilder();
   /* #else */
   // StringBuffer sbuf = new StringBuffer();
   /* #endif */
   sl = 0;
   for (i = baseLen = baseStr.length(); --i >= 0; )
     if (baseStr.charAt(i) == '/') // sep?
     sbuf.append("../");
   sbuf.append(inStr);
   return sbuf.toString();
 }