static NSURL getURL(String fileName) { NSString unescapedStr; String lowercaseName = fileName.toLowerCase(); if (lowercaseName.startsWith(PREFIX_HTTP) || lowercaseName.startsWith(PREFIX_HTTPS) || lowercaseName.startsWith(PREFIX_FILE)) { unescapedStr = NSString.stringWith("%#"); // $NON-NLS-1$ } else { unescapedStr = NSString.stringWith("%"); // $NON-NLS-1$ } NSString fullPath = NSString.stringWith(fileName); if (NSFileManager.defaultManager().fileExistsAtPath(fullPath)) { fullPath = NSURL.fileURLWithPath(fullPath).absoluteString(); } long /*int*/ ptr = OS.CFURLCreateStringByAddingPercentEscapes( 0, fullPath.id, unescapedStr.id, 0, OS.kCFStringEncodingUTF8); NSString escapedString = new NSString(ptr); NSURL url = NSURL.URLWithString(escapedString); OS.CFRelease(ptr); return url; }