private void injectBeansToComponents() {
for (Class<?> c : componentsClasses) {
try {
Object object = c.newInstance();
for (Field f : c.getDeclaredFields()) {
if (f.isAnnotationPresent(Inject.class)) {
f.setAccessible(true);
Class<?> fieldClass = f.getType();
BeanDefinition beanDefinition = findBeenByClass(fieldClass);
f.set(object, beanDefinition.getInstance());
}
}
preparedComponents.put(c.getName(), new SingletonBeanDefinition(c, object));
} catch (InstantiationException | IllegalAccessException e) {
e.printStackTrace();
}
}
}
@Override
public Object getComponent(Class<?> clazz) {
Object objectToReturn = preparedComponents.get(clazz.getName()).getInstance();
if (objectToReturn != null) {
return objectToReturn;
} else {
for (BeanDefinition definition : preparedComponents.values()) {
if (Arrays.asList(definition.getClazz().getInterfaces()).contains(clazz)) {
if (objectToReturn == null) {
objectToReturn = definition.getInstance();
} else {
throw new FailureComponentCreationException(
"Can't resolve component to return, more than one component found, for class: "
+ clazz.getName());
}
}
}
if (objectToReturn != null) {
return objectToReturn;
} else {
throw new ComponentNotFoundException("Can't find component for class: " + clazz.getName());
}
}
}
private BeanDefinition findBeenByClass(Class<?> clazz) {
BeanDefinition definitionToReturn = beans.get(clazz.getName());
if (definitionToReturn != null) {
return definitionToReturn; // TODO Resolve more than one bean to inject bug in this case
} else {
for (BeanDefinition definition : beans.values()) {
if (Arrays.asList(definition.getClazz().getInterfaces()).contains(clazz)) {
if (definitionToReturn == null) {
definitionToReturn = definition;
} else {
throw new FailureBeanInjectionException(
"Can't resolve bean injection, more than one beanDefinition found, for class: "
+ clazz.getName());
}
}
}
if (definitionToReturn != null) {
return definitionToReturn;
} else {
throw new FailureBeanInjectionException(
"Can't find bean to inject for class: " + clazz.getName());
}
}
}
