Java Utililty Methods Resource Load

List of utility methods to do Resource Load

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Description

The list of methods to do Resource Load are organized into topic(s).

Method

InputStreamgetResourceAsStream(Class clazz, String fileName)
get Resource As Stream 
InputStream is = clazz.getResourceAsStream(fileName);
if (is == null) {
    is = clazz.getClassLoader().getResourceAsStream(fileName);
if (is == null) {
    is = ClassLoader.getSystemResourceAsStream(fileName);
if (is == null) {
...
InputStreamgetResourceAsStream(Class clazz, String resource)
get Resource As Stream 
return clazz == null ? ClassLoader.getSystemResourceAsStream(resource)
        : clazz.getResourceAsStream(resource);
InputStreamgetResourceAsStream(Class clazz, String resourceName)
get Resource As Stream 
return clazz.getResourceAsStream(resourceName);
InputStreamgetResourceAsStream(Class testClass, String resource)
get Resource As Stream 
return testClass.getResourceAsStream(getResourcePath(testClass, resource));
InputStreamgetResourceAsStream(final String fileName, ClassLoader classLoader)
Gets a resource as InputStream. 
InputStream fileIn;
fileIn = classLoader.getResourceAsStream(resolveFileName(fileName));
if (fileIn == null) {
    fileIn = classLoader.getResourceAsStream(resolveFileName("WEB-INF/classes/" + fileName));
if (fileIn == null) {
    fileIn = new FileInputStream(resolveFileName(fileName));
return fileIn;
InputStreamgetResourceAsStream(final String name)
Get resource as stream in privileged mode. 
return Thread.currentThread().getContextClassLoader().getResourceAsStream(name);
InputStreamgetResourceAsStream(final String resourceName, final Class caller)
Get the specified resource as a stream. 
final String resource;
if (!resourceName.startsWith("/")) {
    final Package callerPackage = caller.getPackage();
    if (callerPackage != null) {
        resource = callerPackage.getName().replace('.', '/') + '/' + resourceName;
    } else {
        resource = resourceName;
    return getResourceAsStream(resource, caller.getClassLoader());
} else {
    return getResourceAsStream(resourceName, caller.getClassLoader());
InputStreamgetResourceAsStream(final String resourceName, final Class caller)
get Resource As Stream 
final String resource;
if (resourceName.startsWith("/")) {
    resource = resourceName.substring(1);
} else {
    final Package callerPackage = caller.getPackage();
    if (callerPackage != null) {
        resource = callerPackage.getName().replace('.', '/') + '/' + resourceName;
    } else {
...
InputStreamgetResourceAsStream(Object context, String resourceName)
get Resource As Stream 
Class<?> contextClass;
if (context instanceof Class<?>) {
    contextClass = (Class<?>) context;
} else {
    contextClass = context.getClass();
String fullResourceName = getFullyQualifiedResourceName(contextClass, resourceName);
InputStream is = contextClass.getClassLoader().getResourceAsStream(fullResourceName);
...
InputStreamgetResourceAsStream(Object o, String resource)
get Resource As Stream 
String newPath = "";
if (resource.startsWith("/")) {
    newPath = "/net/ages/alwb/utils/app/resources" + resource;
} else {
    newPath = "/net/ages/alwb/utils/app/resources/" + resource;
try {
    return o.getClass().getResourceAsStream(newPath);
...