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Arello-Mobile MVP library for Android
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package com.arellomobile.mvp;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import com.arellomobile.mvp.presenter.PresenterField;
import com.arellomobile.mvp.presenter.PresenterType;

/**
 * Date: 18-Dec-15
 * Time: 13:16
 *
 * @author Yuri Shmakov
 * @author Alexander Blinov
 */
public class MvpProcessor {
	public static final String PRESENTER_BINDER_SUFFIX = "$$PresentersBinder";
	public static final String PRESENTER_BINDER_INNER_SUFFIX = "Binder";
	public static final String VIEW_STATE_SUFFIX = "$$State";
	public static final String VIEW_STATE_PROVIDER_SUFFIX = "$$ViewStateProvider";

	/**
	 * 1) Generates tag for identification MvpPresenter
	 * 2) Checks if presenter with tag is already exist in {@link com.arellomobile.mvp.PresenterStore}, and returns it
	 * 3) If {@link com.arellomobile.mvp.PresenterStore} doesn't contain MvpPresenter with current tag, {@link PresenterField} will create it
	 *
	 * @param     type of delegated
	 * @param target         object that want injection
	 * @param presenterField info about presenter from {@link com.arellomobile.mvp.presenter.InjectPresenter}
	 * @param delegateTag    unique tag generated by {@link MvpDelegate#generateTag()}   @return MvpPresenter instance
	 */
	private  MvpPresenter getMvpPresenter(Delegated target, PresenterField presenterField, String delegateTag) {
		Class presenterClass = presenterField.getPresenterClass();
		PresenterStore presenterStore = MvpFacade.getInstance().getPresenterStore();

		PresenterType type = presenterField.getPresenterType();
		String tag;
		if (type == PresenterType.LOCAL) {
			tag = delegateTag + "$" + presenterField.getTag(target);
		} else {
			tag = presenterField.getTag(target);
		}

		//noinspection unchecked
		MvpPresenter presenter = presenterStore.get(tag);
		if (presenter != null) {
			return presenter;
		}

		//noinspection unchecked
		presenter = (MvpPresenter) presenterField.providePresenter(target);

		if (presenter == null) {
			return null;
		}

		presenter.setPresenterType(type);
		presenter.setTag(tag);
		presenter.setPresenterClass(presenterClass);
		presenterStore.add(tag, presenter);

		return presenter;
	}

	/**
	 * Gets presenters {@link java.util.List} annotated with {@link com.arellomobile.mvp.presenter.InjectPresenter} for view.
	 * See full info about getting presenter instance in {@link #getMvpPresenter}
	 *
	 * @param delegated   class contains presenter
	 * @param delegateTag unique tag generated by {@link MvpDelegate#generateTag()}
	 * @param  type of delegated
	 * @return presenters list for specifies presenters container
	 */
	 List> getMvpPresenters(Delegated delegated, String delegateTag) {
		if (!hasMoxyReflector()) {
			return Collections.emptyList();
		}

		@SuppressWarnings("unchecked")
		Class aClass = (Class) delegated.getClass();
		List