マッチョじゃないActivity

package net.yanzm.profileapplication;

import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.app.Activity;
import android.app.FragmentManager;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity2 extends Activity implements NetworkFragment.NetworkFragmentListener {

    private static final int REQUEST_CODE_PICK_IMAGE = 1;

    private ProfileView profileView;
    private Button sendButton;

    private View progressView;
    private View profileContainer;

    private NetworkFragment networkFragment;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main2);

        assert getActionBar() != null;
        getActionBar().setDisplayHomeAsUpEnabled(true);

        // ビューの設定
        progressView = findViewById(R.id.progress);
        profileContainer = findViewById(R.id.profile_container);

        profileView = (ProfileView) findViewById(R.id.profile);
        profileView.setOnImagePickListener(new ProfileView.OnImagePickListener() {
            @Override
            public void onRequestImagePick() {
                Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
                intent.addCategory(Intent.CATEGORY_OPENABLE);
                intent.setType("image/*");
                startActivityForResult(intent, REQUEST_CODE_PICK_IMAGE);
            }
        });

        sendButton = (Button) findViewById(R.id.send_button);
        sendButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                // バリデーション
                if (profileView.validate()) {
                    send();
                }
            }
        });

        final FragmentManager fragmentManager = getFragmentManager();
        networkFragment = (NetworkFragment) fragmentManager.findFragmentByTag("NetworkFragment");
        if (networkFragment == null) {
            networkFragment = new NetworkFragment();
            networkFragment.setRetainInstance(true);
            fragmentManager.beginTransaction()
                    .add(networkFragment, "NetworkFragment")
                    .commit();
        }

        // 画面回転対応
        if (savedInstanceState != null) {
            switch (networkFragment.getStatus()) {
                case NetworkFragment.STATUS_LOADING:
                    progressView.setVisibility(View.VISIBLE);
                    profileContainer.setVisibility(View.GONE);
                    break;
                case NetworkFragment.STATUS_SENDING:
                    progressView.setVisibility(View.VISIBLE);
                    break;
                default:
                    progressView.setVisibility(View.GONE);
            }
            return;
        }

        // プログレスを表示
        progressView.setVisibility(View.VISIBLE);
        // （同期）編集フォームを非表示or無効化
        profileContainer.setVisibility(View.GONE);

        // 1. サーバーからプロフィールデータを取得
        networkFragment.loadProfileData();
    }

    @Override
    public void onDataLoaded(NetworkUtils.ProfileData profileData) {
        // 2. プロフィールデータを表示
        profileView.setName(profileData.name);
        profileView.setBio(profileData.bio);
        profileView.setExperience(profileData.experience);
        profileView.setEventStatus(profileData.eventStatus);
        profileView.setFavoriteDesserts(profileData.favoriteDessert);

        // 編集フォームを表示or有効化
        profileContainer.setVisibility(View.VISIBLE);
        final AnimatorSet animatorSet = new AnimatorSet();
        animatorSet.playTogether(
                ObjectAnimator.ofFloat(profileContainer, "alpha", 0f, 1f),
                ObjectAnimator.ofFloat(progressView, "alpha", 1f, 0f)
        );
        animatorSet.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                super.onAnimationEnd(animation);
                animatorSet.removeListener(this);
                // プログレスを非表示
                progressView.setVisibility(View.GONE);
            }
        });
        animatorSet.start();
    }

    private void send() {
        final Uri imageUri = profileView.getThumbnailImageUri();
        final NetworkUtils.ProfileData profileData = new NetworkUtils.ProfileData();
        profileData.name = profileView.getName();
        profileData.bio = profileView.getBio();
        profileData.experience = profileView.getExperience();
        profileData.eventStatus = profileView.getEventStatus();
        profileData.favoriteDessert = profileView.getFavoriteDesserts();

        // 送信ボタン無効化
        sendButton.setEnabled(false);

        // プログレスを表示
        progressView.setVisibility(View.VISIBLE);
        progressView.animate().alpha(1f);

        // 5. データの更新をサーバーに送信
        networkFragment.sendProfileData(imageUri, profileData);
    }

    @Override
    public void onDataSent(boolean isSuccess) {
        if (isFinishing()) {
            return;
        }

        if (isSuccess) {
            Toast.makeText(MainActivity2.this, "更新しました", Toast.LENGTH_SHORT).show();
            finish();

        } else {
            Toast.makeText(MainActivity2.this, "更新できませんでした", Toast.LENGTH_SHORT).show();
            // 送信ボタン有効化
            sendButton.setEnabled(true);

            final ObjectAnimator animator = ObjectAnimator.ofFloat(progressView, "alpha", 1f, 0f);
            animator.addListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    super.onAnimationEnd(animation);
                    animator.removeListener(this);
                    // プログレスを非表示
                    progressView.setVisibility(View.GONE);
                }
            });
            animator.start();
        }
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        if (item.getItemId() == android.R.id.home) {
            finish();
            return true;
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == REQUEST_CODE_PICK_IMAGE) {
            if (resultCode != RESULT_OK) {
                return;
            }
            profileView.setThumbnailFromUri(data.getData());
            return;
        }
        super.onActivityResult(requestCode, resultCode, data);
    }
}