return null;
throw new IOException("[RepositoryBorwser] Could not connect to repository, most likely the repository server is down");
	private String getContent(String urlAddress) {		InputStreamReader inputStreamReader = null;		StringBuffer buffer = null;		try {			buffer = new StringBuffer();			inputStreamReader = getReader(urlAddress);			int charInt;			while ((charInt = inputStreamReader.read()) != -1) {				char c = (char) charInt;				buffer.append(c);			}		}		catch (MalformedURLException e) {			getLogger().log(Level.WARNING, "[RepositoryBrowser] URL is malformed: "+ urlAddress , e);			return null;		}		catch (IOException e) {	       	getLogger().log(Level.WARNING, "[RepositoryBrowser] Could not open URL: "+ urlAddress , e);	       	return null;		}		finally  {			try {				if (inputStreamReader != null) {					inputStreamReader.close();				}		    }		    catch (IOException e) {		    	// do not hide existing exception		    }		}		return buffer.toString();	}