Java Utililty Methods Reflection Method Getter Get

Map<String, Method> getters = new HashMap<String, Method>();
Method[] methods = clazz.getMethods();
for (Method method : methods) {
    String methodName = method.getName();
    if (method.getParameterTypes().length == 0) {
        if (methodName.startsWith("get") && methodName.length() > 3) {
            String propertyName = methodName.substring(3, 4).toLowerCase();
            if (methodName.length() > 4) {
...

The key of the map contains the name of the attribute that can be accessed by the getter, the value the getter itself (an instance of java.lang.reflect.Method).

final Map<String, Method> accessors = new HashMap<String, Method>();
final Method[] methods = clazz.getMethods();
for (Method method : methods) {
    String name;
    String methodName;
    methodName = method.getName();
    if (!methodName.startsWith("get")) {
        continue;
...

ArrayList list = new ArrayList();
Method[] methods = bean.getClass().getMethods();
for (int i = 0; i < methods.length; i++) {
    Method method = methods[i];
    if (PTN_GETTER.matcher(method.getName()).matches() && !"getClass".equals(method.getName())
            && method.getParameterTypes().length == 0 && Modifier.isPublic(method.getModifiers())
            && !Modifier.isStatic(method.getModifiers()))
        list.add(method);
...

List<Method> ret = new ArrayList<Method>();
for (Method method : obj.getClass().getMethods()) {
    int mod = method.getModifiers();
    if (Modifier.isStatic(mod) || !Modifier.isPublic(mod))
        continue;
    if (method.getParameterTypes().length != 0)
        continue;
    String name = method.getName();
...

Method[] methods, superMethods = null;
methods = obj.getClass().getDeclaredMethods();
Package pkg = obj.getClass().getPackage();
if (null != pkg && pkg.toString().indexOf("ome.model2") > -1) {
    superMethods = obj.getClass().getSuperclass().getDeclaredMethods();
List goodMethods = checkGettersAndSetters(methods);
goodMethods.addAll(checkGettersAndSetters(superMethods));
...

Method getter = prepareGetterMethod(f);
if (getter == null) {
    return null;
Class rt = getter.getReturnType();
Method setter = prepareSetterMethod(f, rt);
return (setter == null) ? null : rt;

if (!isGetter(method)) {
    return method.getName();
String name = method.getName();
if (name.startsWith("get")) {
    name = name.substring(3);
    name = name.substring(0, 1).toLowerCase(Locale.ENGLISH) + name.substring(1);
} else if (name.startsWith("is")) {
...

List<Method> getters = new ArrayList<>();
Method[] methods = object.getClass().getMethods();
for (Method method : methods) {
    String methodName = method.getName();
    if ((methodName.startsWith("get") || methodName.startsWith("is")) && !methodName.equals("getClass")) {
        getters.add(method);
return getters;

try {
    return method.invoke(o, null);
} catch (Exception e) {
return null;

String name = prefix + Character.toUpperCase(property.charAt(0));
if (property.length() > 1)
    name = name + property.substring(1);
return getMethod(target, name);