Java Utililty Methods Class Load

List of utility methods to do Class Load

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Description

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

Method

ClassloadClass(String className)
load Class 
ClassLoader loader = Thread.currentThread().getContextClassLoader();
return loadClass(className, loader);
ClassloadClass(String className)
load Class 
try {
    return Class.forName(className);
} catch (ClassNotFoundException e) {
    throw new RuntimeException("Unexpected ClassNotFoundException loading class '" + className + "'");
} catch (NoClassDefFoundError e) {
    return null;
ClassloadClass(String className)
load Class 
try {
    return Thread.currentThread().getContextClassLoader().loadClass(className);
} catch (ClassNotFoundException e) {
    try {
        return Class.forName(className);
    } catch (ClassNotFoundException ex) {
        try {
            return ClassLoader.class.getClassLoader().loadClass(className);
...
ClassloadClass(String className)
load Class 
Class<?> result = null;
if (className != null) {
    ClassLoader cl = Thread.currentThread().getContextClassLoader();
    result = (cl != null ? cl.loadClass(className) : null);
return result;
ClassloadClass(String className)
load Class 
return getDefaultClassLoader().loadClass(className);
ClassloadClass(String className)
Load the class 
try {
    return Class.forName(className);
} catch (ClassNotFoundException e) {
    throw new IllegalStateException(e);
ClassloadClass(String className)
load Class 
return loadClass(className, getContextClassLoader());
ClassloadClass(String className)
Load class from the previously set class loader. 
ClassLoader loader = currentClassLoader;
if (loader == null) {
    loader = Thread.currentThread().getContextClassLoader();
try {
    return Class.forName(className, false, loader);
} catch (ClassNotFoundException e) {
    ClassLoader contextLoader = Thread.currentThread().getContextClassLoader();
...
ClassloadClass(String className)
Loads a class with the given name. 
Class<T> clazz = null;
try {
    clazz = (Class<T>) Thread.currentThread().getContextClassLoader().loadClass(className);
} catch (ClassNotFoundException nf) {
    clazz = (Class<T>) Class.forName(className);
return clazz;
ClassloadClass(String className)
Load the specified class, which can be a (public static) inner class provided the physical name is used ("my.package.MyClass$MyInnerClass") rather than the canonical name ("my.package.MyClass.MyInnerClass") 
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
return classLoader.loadClass(className);