Add Spotless

This commit is contained in:
Hemanth S 2020-10-06 14:16:04 +05:30
parent 2af13a4e6c
commit defcd86152
286 changed files with 15604 additions and 13757 deletions

View file

@ -19,219 +19,222 @@ import android.os.Parcelable;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import androidx.annotation.NonNull;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentPagerAdapter;
import androidx.fragment.app.FragmentTransaction;
import androidx.viewpager.widget.PagerAdapter;
import java.util.ArrayList;
/**
* Implementation of {@link PagerAdapter} that
* uses a {@link Fragment} to manage each page. This class also handles
* saving and restoring of fragment's state.
* <p/>
* <p>This version of the pager is more useful when there are a large number
* of pages, working more like a list view. When pages are not visible to
* the user, their entire fragment may be destroyed, only keeping the saved
* state of that fragment. This allows the pager to hold on to much less
* memory associated with each visited page as compared to
* {@link FragmentPagerAdapter} at the cost of potentially more overhead when
* switching between pages.
* <p/>
* <p>When using FragmentPagerAdapter the host ViewPager must have a
* valid ID set.</p>
* <p/>
* <p>Subclasses only need to implement {@link #getItem(int)}
* and {@link #getCount()} to have a working adapter.
* <p/>
* <p>Here is an example implementation of a pager containing fragments of
* lists:
* <p/>
* {@sample development/samples/Support13Demos/src/com/example/android/supportv13/app/FragmentStatePagerSupport.java
* Implementation of {@link PagerAdapter} that uses a {@link Fragment} to manage each page. This
* class also handles saving and restoring of fragment's state.
*
* <p>
*
* <p>This version of the pager is more useful when there are a large number of pages, working more
* like a list view. When pages are not visible to the user, their entire fragment may be destroyed,
* only keeping the saved state of that fragment. This allows the pager to hold on to much less
* memory associated with each visited page as compared to {@link FragmentPagerAdapter} at the cost
* of potentially more overhead when switching between pages.
*
* <p>
*
* <p>When using FragmentPagerAdapter the host ViewPager must have a valid ID set.
*
* <p>
*
* <p>Subclasses only need to implement {@link #getItem(int)} and {@link #getCount()} to have a
* working adapter.
*
* <p>
*
* <p>Here is an example implementation of a pager containing fragments of lists:
*
* <p>{@sample
* development/samples/Support13Demos/src/com/example/android/supportv13/app/FragmentStatePagerSupport.java
* complete}
* <p/>
*
* <p>
*
* <p>The <code>R.layout.fragment_pager</code> resource of the top-level fragment is:
* <p/>
* {@sample development/samples/Support13Demos/res/layout/fragment_pager.xml
* complete}
* <p/>
* <p>The <code>R.layout.fragment_pager_list</code> resource containing each
* individual fragment's layout is:
* <p/>
* {@sample development/samples/Support13Demos/res/layout/fragment_pager_list.xml
* complete}
*
* <p>{@sample development/samples/Support13Demos/res/layout/fragment_pager.xml complete}
*
* <p>
*
* <p>The <code>R.layout.fragment_pager_list</code> resource containing each individual fragment's
* layout is:
*
* <p>{@sample development/samples/Support13Demos/res/layout/fragment_pager_list.xml complete}
*/
public abstract class CustomFragmentStatePagerAdapter extends PagerAdapter {
public static final String TAG = CustomFragmentStatePagerAdapter.class.getSimpleName();
private static final boolean DEBUG = false;
public static final String TAG = CustomFragmentStatePagerAdapter.class.getSimpleName();
private static final boolean DEBUG = false;
private final FragmentManager mFragmentManager;
private FragmentTransaction mCurTransaction = null;
private final FragmentManager mFragmentManager;
private FragmentTransaction mCurTransaction = null;
private ArrayList<Fragment.SavedState> mSavedState = new ArrayList<Fragment.SavedState>();
private ArrayList<Fragment> mFragments = new ArrayList<Fragment>();
private Fragment mCurrentPrimaryItem = null;
private ArrayList<Fragment.SavedState> mSavedState = new ArrayList<Fragment.SavedState>();
private ArrayList<Fragment> mFragments = new ArrayList<Fragment>();
private Fragment mCurrentPrimaryItem = null;
public CustomFragmentStatePagerAdapter(FragmentManager fm) {
mFragmentManager = fm;
public CustomFragmentStatePagerAdapter(FragmentManager fm) {
mFragmentManager = fm;
}
/** Return the Fragment associated with a specified position. */
public abstract Fragment getItem(int position);
@Override
public void startUpdate(ViewGroup container) {}
@NonNull
@Override
public Object instantiateItem(ViewGroup container, int position) {
// If we already have this item instantiated, there is nothing
// to do. This can happen when we are restoring the entire pager
// from its saved state, where the fragment manager has already
// taken care of restoring the fragments we previously had instantiated.
if (mFragments.size() > position) {
Fragment f = mFragments.get(position);
if (f != null) {
return f;
}
}
/**
* Return the Fragment associated with a specified position.
*/
public abstract Fragment getItem(int position);
@Override
public void startUpdate(ViewGroup container) {
if (mCurTransaction == null) {
mCurTransaction = mFragmentManager.beginTransaction();
}
@NonNull
@Override
public Object instantiateItem(ViewGroup container, int position) {
// If we already have this item instantiated, there is nothing
// to do. This can happen when we are restoring the entire pager
// from its saved state, where the fragment manager has already
// taken care of restoring the fragments we previously had instantiated.
if (mFragments.size() > position) {
Fragment f = mFragments.get(position);
if (f != null) {
return f;
Fragment fragment = getItem(position);
if (DEBUG) Log.v(TAG, "Adding item #" + position + ": f=" + fragment);
if (mSavedState.size() > position) {
Fragment.SavedState fss = mSavedState.get(position);
if (fss != null) {
fragment.setInitialSavedState(fss);
}
}
while (mFragments.size() <= position) {
mFragments.add(null);
}
fragment.setMenuVisibility(false);
fragment.setUserVisibleHint(false);
mFragments.set(position, fragment);
mCurTransaction.add(container.getId(), fragment);
return fragment;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
Fragment fragment = (Fragment) object;
if (mCurTransaction == null) {
mCurTransaction = mFragmentManager.beginTransaction();
}
if (DEBUG)
Log.v(
TAG,
"Removing item #" + position + ": f=" + object + " v=" + ((Fragment) object).getView());
while (mSavedState.size() <= position) {
mSavedState.add(null);
}
mSavedState.set(position, mFragmentManager.saveFragmentInstanceState(fragment));
mFragments.set(position, null);
mCurTransaction.remove(fragment);
}
@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
Fragment fragment = (Fragment) object;
if (fragment != mCurrentPrimaryItem) {
if (mCurrentPrimaryItem != null) {
mCurrentPrimaryItem.setMenuVisibility(false);
mCurrentPrimaryItem.setUserVisibleHint(false);
}
if (fragment != null) {
fragment.setMenuVisibility(true);
fragment.setUserVisibleHint(true);
}
mCurrentPrimaryItem = fragment;
}
}
@Override
public void finishUpdate(ViewGroup container) {
if (mCurTransaction != null) {
mCurTransaction.commitAllowingStateLoss();
mCurTransaction = null;
mFragmentManager.executePendingTransactions();
}
}
@Override
public boolean isViewFromObject(View view, Object object) {
return ((Fragment) object).getView() == view;
}
@Override
public Parcelable saveState() {
Bundle state = null;
if (mSavedState.size() > 0) {
state = new Bundle();
Fragment.SavedState[] fss = new Fragment.SavedState[mSavedState.size()];
mSavedState.toArray(fss);
state.putParcelableArray("states", fss);
}
for (int i = 0; i < mFragments.size(); i++) {
Fragment f = mFragments.get(i);
if (f != null && f.isAdded()) {
if (state == null) {
state = new Bundle();
}
String key = "f" + i;
mFragmentManager.putFragment(state, key, f);
}
}
return state;
}
@Override
public void restoreState(Parcelable state, ClassLoader loader) {
if (state != null) {
Bundle bundle = (Bundle) state;
bundle.setClassLoader(loader);
Parcelable[] fss = bundle.getParcelableArray("states");
mSavedState.clear();
mFragments.clear();
if (fss != null) {
for (int i = 0; i < fss.length; i++) {
mSavedState.add((Fragment.SavedState) fss[i]);
}
}
Iterable<String> keys = bundle.keySet();
for (String key : keys) {
if (key.startsWith("f")) {
int index = Integer.parseInt(key.substring(1));
Fragment f = mFragmentManager.getFragment(bundle, key);
if (f != null) {
while (mFragments.size() <= index) {
mFragments.add(null);
}
f.setMenuVisibility(false);
mFragments.set(index, f);
} else {
Log.w(TAG, "Bad fragment at key " + key);
}
}
if (mCurTransaction == null) {
mCurTransaction = mFragmentManager.beginTransaction();
}
Fragment fragment = getItem(position);
if (DEBUG) Log.v(TAG, "Adding item #" + position + ": f=" + fragment);
if (mSavedState.size() > position) {
Fragment.SavedState fss = mSavedState.get(position);
if (fss != null) {
fragment.setInitialSavedState(fss);
}
}
while (mFragments.size() <= position) {
mFragments.add(null);
}
fragment.setMenuVisibility(false);
fragment.setUserVisibleHint(false);
mFragments.set(position, fragment);
mCurTransaction.add(container.getId(), fragment);
return fragment;
}
}
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
Fragment fragment = (Fragment) object;
if (mCurTransaction == null) {
mCurTransaction = mFragmentManager.beginTransaction();
}
if (DEBUG) Log.v(TAG, "Removing item #" + position + ": f=" + object
+ " v=" + ((Fragment) object).getView());
while (mSavedState.size() <= position) {
mSavedState.add(null);
}
mSavedState.set(position, mFragmentManager.saveFragmentInstanceState(fragment));
mFragments.set(position, null);
mCurTransaction.remove(fragment);
}
@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
Fragment fragment = (Fragment) object;
if (fragment != mCurrentPrimaryItem) {
if (mCurrentPrimaryItem != null) {
mCurrentPrimaryItem.setMenuVisibility(false);
mCurrentPrimaryItem.setUserVisibleHint(false);
}
if (fragment != null) {
fragment.setMenuVisibility(true);
fragment.setUserVisibleHint(true);
}
mCurrentPrimaryItem = fragment;
}
}
@Override
public void finishUpdate(ViewGroup container) {
if (mCurTransaction != null) {
mCurTransaction.commitAllowingStateLoss();
mCurTransaction = null;
mFragmentManager.executePendingTransactions();
}
}
@Override
public boolean isViewFromObject(View view, Object object) {
return ((Fragment) object).getView() == view;
}
@Override
public Parcelable saveState() {
Bundle state = null;
if (mSavedState.size() > 0) {
state = new Bundle();
Fragment.SavedState[] fss = new Fragment.SavedState[mSavedState.size()];
mSavedState.toArray(fss);
state.putParcelableArray("states", fss);
}
for (int i = 0; i < mFragments.size(); i++) {
Fragment f = mFragments.get(i);
if (f != null && f.isAdded()) {
if (state == null) {
state = new Bundle();
}
String key = "f" + i;
mFragmentManager.putFragment(state, key, f);
}
}
return state;
}
@Override
public void restoreState(Parcelable state, ClassLoader loader) {
if (state != null) {
Bundle bundle = (Bundle) state;
bundle.setClassLoader(loader);
Parcelable[] fss = bundle.getParcelableArray("states");
mSavedState.clear();
mFragments.clear();
if (fss != null) {
for (int i = 0; i < fss.length; i++) {
mSavedState.add((Fragment.SavedState) fss[i]);
}
}
Iterable<String> keys = bundle.keySet();
for (String key : keys) {
if (key.startsWith("f")) {
int index = Integer.parseInt(key.substring(1));
Fragment f = mFragmentManager.getFragment(bundle, key);
if (f != null) {
while (mFragments.size() <= index) {
mFragments.add(null);
}
f.setMenuVisibility(false);
mFragments.set(index, f);
} else {
Log.w(TAG, "Bad fragment at key " + key);
}
}
}
}
}
public Fragment getFragment(int position) {
if (position < mFragments.size() && position >= 0) {
return mFragments.get(position);
}
return null;
public Fragment getFragment(int position) {
if (position < mFragments.size() && position >= 0) {
return mFragments.get(position);
}
return null;
}
}

View file

@ -17,90 +17,86 @@ package code.name.monkey.retromusic.misc;
import android.app.Dialog;
import android.content.Context;
import android.os.Handler;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import java.lang.ref.WeakReference;
public abstract class DialogAsyncTask<Params, Progress, Result>
extends WeakContextAsyncTask<Params, Progress, Result> {
private final int delay;
public abstract class DialogAsyncTask<Params, Progress, Result> extends WeakContextAsyncTask<Params, Progress, Result> {
private final int delay;
private WeakReference<Dialog> dialogWeakReference;
private WeakReference<Dialog> dialogWeakReference;
private boolean supposedToBeDismissed;
private boolean supposedToBeDismissed;
public DialogAsyncTask(Context context) {
this(context, 0);
}
public DialogAsyncTask(Context context) {
this(context, 0);
public DialogAsyncTask(Context context, int showDelay) {
super(context);
this.delay = showDelay;
dialogWeakReference = new WeakReference<>(null);
}
@Override
protected void onPreExecute() {
super.onPreExecute();
if (delay > 0) {
new Handler().postDelayed(this::initAndShowDialog, delay);
} else {
initAndShowDialog();
}
}
public DialogAsyncTask(Context context, int showDelay) {
super(context);
this.delay = showDelay;
dialogWeakReference = new WeakReference<>(null);
private void initAndShowDialog() {
Context context = getContext();
if (!supposedToBeDismissed && context != null) {
Dialog dialog = createDialog(context);
dialogWeakReference = new WeakReference<>(dialog);
dialog.show();
}
}
@Override
protected void onPreExecute() {
super.onPreExecute();
if (delay > 0) {
new Handler().postDelayed(this::initAndShowDialog, delay);
} else {
initAndShowDialog();
}
@SuppressWarnings("unchecked")
@Override
protected void onProgressUpdate(Progress... values) {
super.onProgressUpdate(values);
Dialog dialog = getDialog();
if (dialog != null) {
onProgressUpdate(dialog, values);
}
}
private void initAndShowDialog() {
Context context = getContext();
if (!supposedToBeDismissed && context != null) {
Dialog dialog = createDialog(context);
dialogWeakReference = new WeakReference<>(dialog);
dialog.show();
}
@SuppressWarnings("unchecked")
protected void onProgressUpdate(@NonNull Dialog dialog, Progress... values) {}
@Nullable
protected Dialog getDialog() {
return dialogWeakReference.get();
}
@Override
protected void onCancelled(Result result) {
super.onCancelled(result);
tryToDismiss();
}
@Override
protected void onPostExecute(Result result) {
super.onPostExecute(result);
tryToDismiss();
}
private void tryToDismiss() {
supposedToBeDismissed = true;
try {
Dialog dialog = getDialog();
if (dialog != null) dialog.dismiss();
} catch (Exception e) {
e.printStackTrace();
}
}
@SuppressWarnings("unchecked")
@Override
protected void onProgressUpdate(Progress... values) {
super.onProgressUpdate(values);
Dialog dialog = getDialog();
if (dialog != null) {
onProgressUpdate(dialog, values);
}
}
@SuppressWarnings("unchecked")
protected void onProgressUpdate(@NonNull Dialog dialog, Progress... values) {
}
@Nullable
protected Dialog getDialog() {
return dialogWeakReference.get();
}
@Override
protected void onCancelled(Result result) {
super.onCancelled(result);
tryToDismiss();
}
@Override
protected void onPostExecute(Result result) {
super.onPostExecute(result);
tryToDismiss();
}
private void tryToDismiss() {
supposedToBeDismissed = true;
try {
Dialog dialog = getDialog();
if (dialog != null)
dialog.dismiss();
} catch (Exception e) {
e.printStackTrace();
}
}
protected abstract Dialog createDialog(@NonNull Context context);
protected abstract Dialog createDialog(@NonNull Context context);
}

View file

@ -16,5 +16,4 @@ package code.name.monkey.retromusic.misc;
import androidx.core.content.FileProvider;
public class GenericFileProvider extends FileProvider {
}
public class GenericFileProvider extends FileProvider {}

View file

@ -15,62 +15,71 @@
package code.name.monkey.retromusic.misc;
import android.util.Log;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;
public class LagTracker {
private static Map<String, Long> mMap;
private static LagTracker mSingleton;
private boolean mEnabled = true;
private static Map<String, Long> mMap;
private static LagTracker mSingleton;
private boolean mEnabled = true;
private LagTracker() {
mMap = new HashMap();
}
private LagTracker() {
mMap = new HashMap();
}
public static LagTracker get() {
if (mSingleton == null) {
mSingleton = new LagTracker();
}
return mSingleton;
public static LagTracker get() {
if (mSingleton == null) {
mSingleton = new LagTracker();
}
return mSingleton;
}
private void print(String str, long j) {
long toMillis = TimeUnit.NANOSECONDS.toMillis(j);
Log.d("LagTracker", "[" + str + " completed in]: " + j + " ns (" + toMillis + "ms, " + TimeUnit.NANOSECONDS.toSeconds(j) + "s)");
}
private void print(String str, long j) {
long toMillis = TimeUnit.NANOSECONDS.toMillis(j);
Log.d(
"LagTracker",
"["
+ str
+ " completed in]: "
+ j
+ " ns ("
+ toMillis
+ "ms, "
+ TimeUnit.NANOSECONDS.toSeconds(j)
+ "s)");
}
public LagTracker disable() {
this.mEnabled = false;
return this;
}
public LagTracker disable() {
this.mEnabled = false;
return this;
}
public LagTracker enable() {
this.mEnabled = true;
return this;
}
public LagTracker enable() {
this.mEnabled = true;
return this;
}
public void end(String str) {
long nanoTime = System.nanoTime();
if (this.mEnabled) {
if (mMap.containsKey(str)) {
print(str, nanoTime - mMap.get(str).longValue());
mMap.remove(str);
return;
}
throw new IllegalStateException("No start time found for " + str);
} else if (!mMap.isEmpty()) {
mMap.clear();
}
public void end(String str) {
long nanoTime = System.nanoTime();
if (this.mEnabled) {
if (mMap.containsKey(str)) {
print(str, nanoTime - mMap.get(str).longValue());
mMap.remove(str);
return;
}
throw new IllegalStateException("No start time found for " + str);
} else if (!mMap.isEmpty()) {
mMap.clear();
}
}
public void start(String str) {
long nanoTime = System.nanoTime();
if (this.mEnabled) {
mMap.put(str, Long.valueOf(nanoTime));
} else if (!mMap.isEmpty()) {
mMap.clear();
}
public void start(String str) {
long nanoTime = System.nanoTime();
if (this.mEnabled) {
mMap.put(str, Long.valueOf(nanoTime));
} else if (!mMap.isEmpty()) {
mMap.clear();
}
}
}

View file

@ -19,49 +19,49 @@ import android.app.Activity;
import android.media.MediaScannerConnection;
import android.net.Uri;
import android.widget.Toast;
import code.name.monkey.retromusic.R;
import java.lang.ref.WeakReference;
import code.name.monkey.retromusic.R;
/** @author Karim Abou Zeid (kabouzeid) */
public class UpdateToastMediaScannerCompletionListener
implements MediaScannerConnection.OnScanCompletedListener {
/**
* @author Karim Abou Zeid (kabouzeid)
*/
public class UpdateToastMediaScannerCompletionListener implements MediaScannerConnection.OnScanCompletedListener {
private final WeakReference<Activity> activityWeakReference;
private final WeakReference<Activity> activityWeakReference;
private final String couldNotScanFiles;
private final String scannedFiles;
private final String[] toBeScanned;
private int failed = 0;
private int scanned = 0;
private Toast toast;
private final String couldNotScanFiles;
private final String scannedFiles;
private final String[] toBeScanned;
private int failed = 0;
private int scanned = 0;
private Toast toast;
@SuppressLint("ShowToast")
public UpdateToastMediaScannerCompletionListener(Activity activity, String[] toBeScanned) {
this.toBeScanned = toBeScanned;
scannedFiles = activity.getString(R.string.scanned_files);
couldNotScanFiles = activity.getString(R.string.could_not_scan_files);
toast = Toast.makeText(activity.getApplicationContext(), "", Toast.LENGTH_SHORT);
activityWeakReference = new WeakReference<>(activity);
}
@SuppressLint("ShowToast")
public UpdateToastMediaScannerCompletionListener(Activity activity, String[] toBeScanned) {
this.toBeScanned = toBeScanned;
scannedFiles = activity.getString(R.string.scanned_files);
couldNotScanFiles = activity.getString(R.string.could_not_scan_files);
toast = Toast.makeText(activity.getApplicationContext(), "", Toast.LENGTH_SHORT);
activityWeakReference = new WeakReference<>(activity);
}
@Override
public void onScanCompleted(final String path, final Uri uri) {
Activity activity = activityWeakReference.get();
if (activity != null) {
activity.runOnUiThread(() -> {
if (uri == null) {
failed++;
} else {
scanned++;
}
String text = " " + String.format(scannedFiles, scanned, toBeScanned.length) + (failed > 0 ? " "
+ String.format(couldNotScanFiles, failed) : "");
toast.setText(text);
toast.show();
});
}
@Override
public void onScanCompleted(final String path, final Uri uri) {
Activity activity = activityWeakReference.get();
if (activity != null) {
activity.runOnUiThread(
() -> {
if (uri == null) {
failed++;
} else {
scanned++;
}
String text =
" "
+ String.format(scannedFiles, scanned, toBeScanned.length)
+ (failed > 0 ? " " + String.format(couldNotScanFiles, failed) : "");
toast.setText(text);
toast.show();
});
}
}
}