Java Utililty Methods URL to InputStream

final InputStream[] result = new InputStream[1];
try {
    final URLConnection connection = new URL(url).openConnection();
    final Thread streamOpener = new Thread() {
        public void run() {
            try {
                result[0] = connection.getInputStream();
            } catch (IOException e) {
...

InputStream is = null;
try {
    is = sourceURL.openStream();
} catch (Exception e) {
return is;

if ("file".equals(url.getProtocol())) {
    String path = url.getFile().replace('/', File.separatorChar);
    path = ParseUtil.decode(path);
    return new FileInputStream(path);
} else {
    return url.openStream();

URLConnection conn = url.openConnection();
conn.connect();
return conn.getInputStream();

if (url.getProtocol().equals("file")) {
    return new FileInputStream(url.getFile());
} else {
    return url.openStream();

if (url == null)
    return null;
try {
    return url.openStream();
} catch (FileNotFoundException e) {
    return null; 

InputStream is = null;
try {
    is = new BufferedInputStream(urlFile.openStream());
catch (ConnectException e) {
    throw new java.net.ConnectException("Could not connect to URL: " + urlFile.toExternalForm() + ".");
return is;
...

InputStream is = c.getInputStream();
String enc = c.getContentEncoding();
if ("gzip".equalsIgnoreCase(enc) || "x-gzip".equalsIgnoreCase(enc)) {
    is = new GZIPInputStream(is, TRANSFER_BUFFER);
} else if ("deflate".equalsIgnoreCase(enc)) {
    is = new InflaterInputStream(is, new Inflater(), TRANSFER_BUFFER);
return new BufferedInputStream(is);
...

InputStream in = connection.getInputStream();
String encoding = connection.getContentEncoding();
if (encoding != null) {
    if (encoding.equals("deflate"))
        return new InflaterInputStream(in);
    else if (encoding.equals("gzip"))
        return new GZIPInputStream(in);
    else
...

InputStream stream = paramURLConnection.getInputStream();
String encoding = paramURLConnection.getContentEncoding();
if (encoding != null) {
    encoding = encoding.toLowerCase();
    if (encoding.contains("gzip")) {
        stream = new GZIPInputStream(stream);
    } else if (encoding.contains("deflate")) {
        stream = new InflaterInputStream(stream);
...