private Object[] fillResultWithAllParamProviderMethods(Class<?> sourceClass) {
ArrayList<Object> result = new ArrayList<Object>();
while (sourceClass.getSuperclass() != null) {
result.addAll(gatherParamsFromAllMethodsFrom(sourceClass));
sourceClass = sourceClass.getSuperclass();
}
if (result.isEmpty())
throw new RuntimeException(
"No methods starting with provide or they return no result in the parameters source class: "
+ sourceClass.getName());
return result.toArray(new Object[] {});
}
private ArrayList<Object> gatherParamsFromAllMethodsFrom(Class<?> sourceClass) {
ArrayList<Object> result = new ArrayList<Object>();
Method[] methods = sourceClass.getDeclaredMethods();
for (Method method : methods) {
if (method.getName().startsWith("provide")) {
if (!Modifier.isStatic(method.getModifiers()))
throw new RuntimeException(
"Parameters source method "
+ method.getName()
+ " is not declared as static. Modify it to a static method.");
try {
result.addAll(Arrays.asList(processParamsIfSingle((Object[]) method.invoke(null))));
} catch (Exception e) {
throw new RuntimeException(
"Cannot invoke parameters source method: " + method.getName(), e);
}
}
}
return result;
}