Java Utililty Methods Resource Load

InputStream is = ClassLoader.getSystemResourceAsStream(path);
BufferedReader br = null;
StringBuilder sb = new StringBuilder();
String line;
try {
    br = new BufferedReader(new InputStreamReader(is));
    while ((line = br.readLine()) != null) {
        sb.append(line).append('\n');
...

InputStream inputStream = Thread.currentThread().getContextClassLoader().getResourceAsStream(relativePath);
Scanner s = new Scanner(inputStream, "UTF-8");
Scanner s2 = s.useDelimiter("\\A");
String result = s2.hasNext() ? s2.next() : "";
s.close();
s2.close();
try {
    inputStream.close();
...

InputStream is = getResourceAsStream(context, resourceName);
return writeStreamToTempFile(resourceName, is);

return ResourceBundle.getBundle(i18nDirectory.toString() + File.separator + baseName);

int index = resourceURI.lastIndexOf("/"); 
if (index == -1) {
    throw new IllegalArgumentException("Invalid resourceURI"); 
String resourceDirectory = resourceURI.substring(0, index + 1);
String resourceBundleName = resourceURI.substring(index + 1);
URL[] classpath = new URL[1];
classpath[0] = Platform.resolve(new URL(resourceDirectory));
...

if ((language == null) || ("".equals(language))) {
    language = "en";
Locale locale = new Locale(language);
ResourceBundle rb = ResourceBundle.getBundle(fileName, locale);
return rb;

InputStream s = ClassLoader.getSystemClassLoader().getResourceAsStream(path);
try {
    return readAll(s);
} finally {
    try {
        s.close();
    } catch (IOException e) {
        e.printStackTrace();
...

ZipEntry e = null;
while ((e = zipIN.getNextEntry()) != null) {
    if (e.getName().equals(resourcePath) == true) {
        return zipIN;
    zipIN.closeEntry();
return null;
...

File resourceDir = new File("./smos-box/smos-reader/src/test/resources/org/esa/smos/dataio/smos/dddb/");
if (!resourceDir.isDirectory()) {
    resourceDir = new File("./src/test/resources/org/esa/smos/dataio/smos/dddb/");
return resourceDir;

try {
    return new File(clazz.getResource(path).getPath());
} catch (NullPointerException e) {
    throw new RuntimeException("Resource '" + path + "' not found");