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Code Issues Releases Activity

BaseDescriptionFragment: Assert member is initialized

Browse Source 
`streamInfo` and `channelInfo` have to be initialized, since the only
way to construct the class it to pass them. So we can remove the null
check boilerplate and make some of the accessors `NonNull`.
This commit is contained in:
Profpatsch 2024-01-20 22:26:24 +01:00
parent 1d8850d1b2
commit 32d2606a65
3 changed files with 27 additions and 58 deletions
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26
app/src/main/java/org/schabi/newpipe/fragments/detail/BaseDescriptionFragment.java
View File

@ -64,7 +64,7 @@ public abstract class BaseDescriptionFragment extends BaseFragment {
/**
* Get the description to display.
* @return description object
* @return description object, if available
*/
@Nullable
protected abstract Description getDescription();
@ -73,7 +73,7 @@ public abstract class BaseDescriptionFragment extends BaseFragment {
* Get the streaming service. Used for generating description links.
* @return streaming service
*/
@Nullable
@NonNull
protected abstract StreamingService getService();
/**
@ -93,7 +93,7 @@ public abstract class BaseDescriptionFragment extends BaseFragment {
* Get the list of tags to display below the description.
* @return tag list
*/
@Nullable
@NonNull
public abstract List<String> getTags();
/**
@ -158,7 +158,7 @@ public abstract class BaseDescriptionFragment extends BaseFragment {
final LinearLayout layout,
final boolean linkifyContent,
@StringRes final int type,
@Nullable final String content) {
@NonNull final String content) {
if (isBlank(content)) {
return;
}
@ -221,16 +221,12 @@ public abstract class BaseDescriptionFragment extends BaseFragment {
urls.append(imageSizeToText(image.getWidth()));
} else {
switch (image.getEstimatedResolutionLevel()) {
case LOW:
urls.append(getString(R.string.image_quality_low));
break;
default: // unreachable, Image.ResolutionLevel.UNKNOWN is already filtered out
case MEDIUM:
urls.append(getString(R.string.image_quality_medium));
break;
case HIGH:
urls.append(getString(R.string.image_quality_high));
break;
case LOW -> urls.append(getString(R.string.image_quality_low));
case MEDIUM -> urls.append(getString(R.string.image_quality_medium));
case HIGH -> urls.append(getString(R.string.image_quality_high));
default -> {
// unreachable, Image.ResolutionLevel.UNKNOWN is already filtered out
}
}
}
@ -255,7 +251,7 @@ public abstract class BaseDescriptionFragment extends BaseFragment {
private void addTagsMetadataItem(final LayoutInflater inflater, final LinearLayout layout) {
final List<String> tags = getTags();
if (tags != null && !tags.isEmpty()) {
if (!tags.isEmpty()) {
final var itemBinding = ItemMetadataTagsBinding.inflate(inflater, layout, false);
tags.stream().sorted(String.CASE_INSENSITIVE_ORDER).forEach(tag -> {

26
app/src/main/java/org/schabi/newpipe/fragments/detail/DescriptionFragment.java
View File

@ -7,6 +7,7 @@ import android.view.LayoutInflater;
import android.view.View;
import android.widget.LinearLayout;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.StringRes;
@ -23,10 +24,8 @@ import icepick.State;
public class DescriptionFragment extends BaseDescriptionFragment {
@State
StreamInfo streamInfo = null;
StreamInfo streamInfo;
public DescriptionFragment() {
}
public DescriptionFragment(final StreamInfo streamInfo) {
this.streamInfo = streamInfo;
@ -35,44 +34,29 @@ public class DescriptionFragment extends BaseDescriptionFragment {
@Nullable
@Override
protected Description getDescription() {
if (streamInfo == null) {
return null;
}
return streamInfo.getDescription();
}
@Nullable
@NonNull
@Override
protected StreamingService getService() {
if (streamInfo == null) {
return null;
}
return streamInfo.getService();
}
@Override
protected int getServiceId() {
if (streamInfo == null) {
return -1;
}
return streamInfo.getServiceId();
}
@Nullable
@NonNull
@Override
protected String getStreamUrl() {
if (streamInfo == null) {
return null;
}
return streamInfo.getUrl();
}
@Nullable
@NonNull
@Override
public List<String> getTags() {
if (streamInfo == null) {
return null;
}
return streamInfo.getTags();
}

33
app/src/main/java/org/schabi/newpipe/fragments/list/channel/ChannelAboutFragment.java
View File

@ -2,12 +2,12 @@ package org.schabi.newpipe.fragments.list.channel;
import static org.schabi.newpipe.extractor.stream.StreamExtractor.UNKNOWN_SUBSCRIBER_COUNT;
import android.content.Context;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.LinearLayout;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import org.schabi.newpipe.R;
@ -26,15 +26,12 @@ public class ChannelAboutFragment extends BaseDescriptionFragment {
@State
protected ChannelInfo channelInfo;
public static ChannelAboutFragment getInstance(final ChannelInfo channelInfo) {
public static ChannelAboutFragment getInstance(final @NonNull ChannelInfo channelInfo) {
final ChannelAboutFragment fragment = new ChannelAboutFragment();
fragment.channelInfo = channelInfo;
return fragment;
}
public ChannelAboutFragment() {
super();
}
@Override
protected void initViews(final View rootView, final Bundle savedInstanceState) {
@ -45,26 +42,20 @@ public class ChannelAboutFragment extends BaseDescriptionFragment {
@Nullable
@Override
protected Description getDescription() {
if (channelInfo == null) {
return null;
}
return new Description(channelInfo.getDescription(), Description.PLAIN_TEXT);
return new Description(
channelInfo.getDescription(),
Description.PLAIN_TEXT
);
}
@Nullable
@NonNull
@Override
protected StreamingService getService() {
if (channelInfo == null) {
return null;
}
return channelInfo.getService();
}
@Override
protected int getServiceId() {
if (channelInfo == null) {
return -1;
}
return channelInfo.getServiceId();
}
@ -74,12 +65,9 @@ public class ChannelAboutFragment extends BaseDescriptionFragment {
return null;
}
@Nullable
@NonNull
@Override
public List<String> getTags() {
if (channelInfo == null) {
return null;
}
return channelInfo.getTags();
}
@ -93,10 +81,11 @@ public class ChannelAboutFragment extends BaseDescriptionFragment {
return;
}
final Context context = getContext();
if (channelInfo.getSubscriberCount() != UNKNOWN_SUBSCRIBER_COUNT) {
addMetadataItem(inflater, layout, false, R.string.metadata_subscribers,
Localization.localizeNumber(context, channelInfo.getSubscriberCount()));
Localization.localizeNumber(
requireContext(),
channelInfo.getSubscriberCount()));
}
addImagesMetadataItem(inflater, layout, R.string.metadata_avatars,