Java Utililty Methods Reflection Method Getter Get

final Class<?> getterArgs[] = new Class<?>[0];
final String getterName = "get" + propertyName.substring(0, 1).toUpperCase() + propertyName.substring(1);
return clz.getMethod(getterName, getterArgs);

return getMethodWithPrefix(o, fieldName, "get").orElse(null);

Map<String, Method> cache = GETTER_CACHE.get(bean.getClass());
if (cache == null) {
    cache = new ConcurrentHashMap<String, Method>();
    for (Method method : bean.getClass().getMethods()) {
        if (Modifier.isPublic(method.getModifiers()) && !Modifier.isStatic(method.getModifiers())
                && !void.class.equals(method.getReturnType()) && method.getParameterTypes().length == 0) {
            String name = method.getName();
            if (name.length() > 3 && name.startsWith("get")) {
...

bld.setLength(0);
String key = bld.append(instance.getClass().getName()).append(".").append(methodName).toString();
Method getter = getters.get(key);
if (getter == null) {
    Method[] ms = instance.getClass().getMethods();
    for (Method m : ms) {
        if (m.getName().equals(methodName) && m.getParameterTypes().length == 0
                && m.getReturnType() != null) {
...

String capitalizedName = capitalize(name);
Method method = getMethod(o, GET_ROOT + capitalizedName);
return (method != null ? method : getMethod(o, IS_ROOT + capitalizedName));

String getterName = "get" + capitaliseName(name);
return getMethod(object, getterName);

if (!key.startsWith("get")) {
    key = "get" + getDefaultProperty(key);
try {
    return clazz.getMethod(key, new Class[0]);
} catch (Exception e) {
    return null;

if (name.startsWith("_"))
    name = name.substring(1);
String prefix;
if (type != null && boolean.class.equals(type)) {
    prefix = "is";
} else {
    prefix = "get";
return prefix + name.substring(0, 1).toUpperCase() + name.substring(1);

String[] names = { String.format("get%s", capitalize(propertyName)), 
        String.format("is%s", capitalize(propertyName)) 
};
for (Method m : clazz.getMethods()) {
    for (String name : names) {
        if (m.getName().equals(name)) {
            return m;
return null;

return m.getReturnType();