Java Utililty Methods Reflection Method Setter Get

List of utility methods to do Reflection Method Setter Get

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Description

The list of methods to do Reflection Method Setter Get are organized into topic(s).

Method

SetgetSetters(Class klass)
get Setters 
Set<Method> getters = new HashSet<Method>();
for (Method m : Arrays.asList(klass.getDeclaredMethods())) {
    if (m.getName().startsWith("set") && m.getParameterTypes().length == 1
            && void.class.equals(m.getReturnType())) {
        getters.add(m);
return getters;
...
ListgetSetters(Class c)
Finds the setters of a class. 
return getSetters(c, false);
ListgetSetters(Class clazz)
Finds all setters in the given class and super classes. 
Method[] methods = clazz.getMethods();
List<Method> list = new ArrayList<Method>();
for (Method method : methods) {
    if (isSetter(method)) {
        list.add(method);
return list;
...
MapgetSetters(Class clazz)
get a map of public setters (propertyName -> Method) 
Map<String, Method> setters = new HashMap<String, Method>();
Method[] methods = clazz.getMethods();
for (Method method : methods) {
    String methodName = method.getName();
    if (method.getParameterTypes().length == 1 && methodName.startsWith("set") && methodName.length() > 3
            && method.getReturnType() == Void.TYPE) {
        String propertyName = methodName.substring(3, 4).toLowerCase();
        if (methodName.length() > 4) {
...
MapgetSetters(Class klass)
get Setters 
Map<String, Method> methods = new HashMap<String, Method>();
for (Method method : klass.getMethods()) {
    String name = method.getName();
    if (name.startsWith("set") && name.length() > 3 && Modifier.isPublic(method.getModifiers())
            && !Modifier.isStatic(method.getModifiers()) && Void.TYPE.equals(method.getReturnType())
            && method.getParameterTypes().length == 1) {
        methods.put(name.substring(3, 4).toLowerCase(Locale.ENGLISH) + name.substring(4), method);
return methods;
ListgetSetters(Object obj)
get Setters 
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 != 1 || method.getReturnType() != Void.TYPE)
        continue;
    String name = method.getName();
...
Method[]getSettersForType(Class clazz, String typeName)
Gets the setter methods of a class that take a parameter of a certain type 
Set allMethods = new HashSet();
Class checkClass = clazz;
while (checkClass != null) {
    Method[] classMethods = checkClass.getDeclaredMethods();
    for (int i = 0; i < classMethods.length; i++) {
        Method current = classMethods[i];
        if (current.getName().startsWith("set")) {
            if (Modifier.isPublic(current.getModifiers())) {
...
StringgetSetterShorthandName(Method method)
get Setter Shorthand Name 
if (!isSetter(method)) {
    return method.getName();
String name = method.getName();
if (name.startsWith("set")) {
    name = name.substring(3);
    name = name.substring(0, 1).toLowerCase(Locale.ENGLISH) + name.substring(1);
return name;
ClassgetSetterType(Method method)
Returns the class of the argument to the setter. 
if (!isSetter(method)) {
    throw new RuntimeException("The method " + method.getDeclaringClass().getName() + "." + method.getName()
            + " is not a setter.");
return method.getParameterTypes()[0];