Java Utililty Methods URL Load

try (InputStream is = resource.openStream()) {
    Scanner s = new Scanner(is).useDelimiter(FILE_DELIMITER);
    return s.hasNext() ? s.next() : "";

InputStream in = url.openStream();
try {
    if (in == null)
        return;
    BufferedReader r = new BufferedReader(new InputStreamReader(in, "UTF-8"));
    while (true) {
        String line = r.readLine();
        if (line == null)
...

try {
    char buffer[] = new char[256];
    StringBuilder result = new StringBuilder();
    InputStreamReader reader = new InputStreamReader(url.openStream(), "UTF-8");
    while (true) {
        int count = reader.read(buffer);
        if (count < 0) {
            break;
...

return readStopwordsInputStream(url.openStream(), lowercase);

StringBuffer buffer = new StringBuffer();
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
int ch;
while ((ch = in.read()) != -1) {
    buffer.append((char) ch);
in.close();
return buffer.toString();
...

InputStream is = null;
try {
    is = url.openStream();
} catch (IOException e) {
    return "";
return readStringFromInputStream(is);

String text = null;
BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream()));
StringBuilder sb = new StringBuilder();
String next;
while ((next = br.readLine()) != null) {
    sb.append(next + System.getProperty("line.separator"));
br.close();
...

if (url == null)
    throw new IOException("File not found");
final InputStream stream = url.openStream();
try {
    final ByteArrayOutputStream bytes = new ByteArrayOutputStream();
    final byte[] buffer = new byte[8192];
    int read;
    while ((read = stream.read(buffer)) > 0) {
...

if (resource == null)
    throw new IOException("Resource not found");
try (final InputStream stream = resource.openStream()) {
    return readTextFile(stream);

BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream()));
StringBuilder sb = new StringBuilder();
String inputLine;
while ((inputLine = br.readLine()) != null) {
    sb.append(inputLine + "\n");
br.close();
return sb.toString();
...