Java Utililty Methods URL Load

try {
    java.net.URL u = new java.net.URL(url);
    return readAsText(u.openStream(), charsetName);
} catch (Exception exp) {
    throw new RuntimeException("readURL error!", exp);

URL address;
try {
    address = new URL(URLAddress);
} catch (MalformedURLException ex) {
    return null;
ArrayList<String> sb = new ArrayList();
try {
...

URL url = new URL(urlString);
try (BufferedReader reader = new BufferedReader(new InputStreamReader(url.openStream()))) {
    StringBuilder buffer = new StringBuilder();
    int read;
    char[] chars = new char[1024];
    while ((read = reader.read(chars)) != -1)
        buffer.append(chars, 0, read);
    return buffer.toString();
...

return readAll(new InputStreamReader(fileURL.openStream()));

final StringBuilder content = new StringBuilder();
final BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
String inputLine;
while ((inputLine = in.readLine()) != null)
    content.append(inputLine);
in.close();
return content.toString();

try {
    InputStreamReader in = new InputStreamReader(url.openStream());
    char[] buffer = new char[1024];
    int l = 0;
    StringBuilder sb = new StringBuilder();
    while ((l = in.read(buffer, 0, buffer.length)) > -1) {
        sb.append(buffer, 0, l);
    in.close();
    return new String(sb);
} catch (Exception e) {
    e.printStackTrace();
return null;

ByteArrayOutputStream baos = new ByteArrayOutputStream();
InputStream is = url.openStream();
int r;
while ((r = is.read()) != -1) {
    baos.write(r);
return new String(baos.toByteArray());

String str = "";
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
String inputLine;
while ((inputLine = in.readLine()) != null)
    str += inputLine + "\n";
in.close();
return str;

BufferedReader reader = null;
StringBuilder buffer = new StringBuilder();
try {
    reader = new BufferedReader(new InputStreamReader(url.openStream()));
    int read;
    char[] chars = new char[1024];
    while ((read = reader.read(chars)) != -1)
        buffer.append(chars, 0, read);
...

InputStream openStream = url.openStream();
try {
    InputStreamReader inStream = new InputStreamReader(openStream);
    try {
        BufferedReader inReader = new BufferedReader(inStream);
        try {
            String oneLine = inReader.readLine();
            if (oneLine == null)
...