Java Utililty Methods Reflection Method Setter Get

StringBuilder sb = new StringBuilder(fieldName.length() + 3);
sb.append("set");
sb.append(fieldName);
sb.setCharAt(3, Character.toUpperCase(sb.charAt(3)));
try {
    return field.getDeclaringClass().getDeclaredMethod(sb.toString(), field.getType());
} catch (NoSuchMethodException e) {
    return null;
...

return getSetterMethod(toSetterName(propertyName), beanClass, setterParamType);

return findDeclaredMethodInHeirarchy(cls, getJavaBeanSetterName(beanName), type);

if (!isGetter(getter)) {
    throw new IllegalArgumentException("Method is not a getter method!");
String[] prefixes = { "get", "is" };
String setterName;
for (String prefix : prefixes) {
    if (getter.getName().startsWith(prefix)) {
        String name = getter.getName().substring(prefix.length());
...

if (clazz == null) {
    return new Method[] {};
Method[] methods = clazz.getMethods();
List<Method> mlist = new ArrayList<Method>();
for (int i = 0; i < methods.length; i++) {
    Method method = methods[i];
    String methodName = method.getName();
...

Method[] methods = clazz.getMethods();
ArrayList<Method> setterMethods = new ArrayList<Method>(methods.length);
for (Method method : methods) {
    if (!Modifier.isPublic(method.getModifiers()) || (method.getParameterTypes().length != 1)
            || !method.getName().startsWith("set")) {
        continue;
    setterMethods.add(method);
...

List<Method> props = new ArrayList<Method>();
for (Method method : clazz.getMethods()) {
    String methodName = method.getName();
    if (SETTER_METHOD_NAME_PATTERN.matcher(methodName).find() && method.getParameterTypes().length == 1) {
        props.add(method);
return props;
...

List<Method> result = new ArrayList<Method>();
Method[] methods = objectType.getMethods();
for (Method method : methods) {
    if (isValidSetterMethod(method)) {
        result.add(method);
return result;
...

HashMap<String, Method> methods = new HashMap<String, Method>();
fillSetterMethods(pojoClass, methods);
return methods;

final List<Method> result = new ArrayList<Method>();
for (Method m : clazz.getMethods()) {
    if (m.getName().startsWith("set")) {
        if (m.getParameterTypes().length == 1) {
            result.add(m);
return result;