Java Utililty Methods URL to InputStream

JarURLConnection conn = (JarURLConnection) url.openConnection();
return conn.getInputStream();

try {
    URLConnection connection = getConnection(url);
    return connection.getInputStream();
} catch (MalformedURLException e) {
    throw new IllegalArgumentException(e);

JarURLConnection conn = (JarURLConnection) url.openConnection();
return conn.getInputStream();

try {
    URL myUrl = new URL(theFilePath);
    InputStream myInputStream = myUrl.openStream();
    return myInputStream;
} catch (Exception ex) {
    System.out.println("### ERROR @ Util.getInputStreamFromURL / " + ex);
    return null;

return new InputStreamReader(getInputStream(url));

URL u = new URL(url);
URLConnection uc = u.openConnection();
return toByteArray(uc.getInputStream());

URL url = new URL(urlString);
if (url == null)
    return null;
BufferedReader in = null;
try {
    in = new BufferedReader(new InputStreamReader(url.openStream()));
    StringBuilder urlContents = new StringBuilder();
    String inputLine;
...

List<String> contents = new ArrayList<String>();
InputStream is = null;
BufferedReader br = null;
String line;
URL url = null;
try {
    url = new URL(urlString);
    is = url.openStream();
...

BufferedReader bReader = null;
String contents = null;
try {
    StringBuilder buf = new StringBuilder();
    bReader = new BufferedReader(new InputStreamReader(url.openStream()));
    String inputLine;
    while ((inputLine = bReader.readLine()) != null) {
        buf.append(inputLine);
...

try {
    URL url = new URL(fileNameOrUrl);
    return url.openStream();
} catch (MalformedURLException mfe) {
    InputStream str = new FileInputStream(fileNameOrUrl);
    return str;