Loading res/values/strings.xml +4 −1 Original line number Diff line number Diff line Loading @@ -6386,7 +6386,10 @@ <string name="loading_notification_apps">Loading apps...</string> <!-- [CHAR LIMIT=NONE] App notification settings: channels title --> <string name="notification_channels">Channels</string> <string name="notification_channels">Categories</string> <!-- [CHAR LIMIT=NONE] App notification settings: non-grouped-channels title --> <string name="notification_channels_other">Other</string> <!-- [CHAR LIMIT=NONE] App notification settings: no channels --> <string name="no_channels">This app has not posted any notifications</string> Loading res/xml/app_notification_settings.xml +0 −4 Original line number Diff line number Diff line Loading @@ -34,8 +34,4 @@ settings:useAdditionalSummary="true" settings:restrictedSwitchSummary="@string/enabled_by_admin" /> <PreferenceCategory android:key="channels" android:title="@string/notification_channels" /> </PreferenceScreen> src/com/android/settings/notification/AppNotificationSettings.java +100 −57 Original line number Diff line number Diff line Loading @@ -16,6 +16,9 @@ package com.android.settings.notification; import static android.app.NotificationManager.IMPORTANCE_LOW; import static android.app.NotificationManager.IMPORTANCE_NONE; import android.app.Activity; import android.app.Notification; import android.app.NotificationChannel; Loading @@ -24,6 +27,7 @@ import android.content.Intent; import android.content.pm.ActivityInfo; import android.content.pm.ApplicationInfo; import android.content.pm.ResolveInfo; import android.os.AsyncTask; import android.os.Bundle; import android.provider.Settings; import android.support.v7.preference.Preference; Loading @@ -41,10 +45,12 @@ import com.android.settings.applications.AppInfoBase; import com.android.settings.dashboard.DashboardFeatureProvider; import com.android.settings.notification.NotificationBackend.AppRow; import com.android.settings.overlay.FeatureFactory; import com.android.settings.widget.MasterSwitchPreference; import com.android.settingslib.RestrictedPreference; import com.android.settingslib.RestrictedSwitchPreference; import java.text.Collator; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.List; Loading @@ -63,8 +69,8 @@ public class AppNotificationSettings extends NotificationSettingsBase { private static final String KEY_BLOCK = "block"; private DashboardFeatureProvider mDashboardFeatureProvider; private PreferenceCategory mChannels; private List<NotificationChannelGroup> mChannelGroupList; private List<PreferenceCategory> mChannelGroups = new ArrayList(); @Override public void onActivityCreated(Bundle savedInstanceState) { Loading Loading @@ -98,7 +104,6 @@ public class AppNotificationSettings extends NotificationSettingsBase { mBlock = (RestrictedSwitchPreference) getPreferenceScreen().findPreference(KEY_BLOCK); mBadge = (RestrictedSwitchPreference) getPreferenceScreen().findPreference(KEY_BADGE); mChannels = (PreferenceCategory) findPreference(KEY_CHANNELS); if (mPkgInfo != null) { setupBlock(); Loading @@ -107,41 +112,90 @@ public class AppNotificationSettings extends NotificationSettingsBase { ArrayMap<String, AppRow> rows = new ArrayMap<String, AppRow>(); rows.put(mAppRow.pkg, mAppRow); collectConfigActivities(rows); // TODO: load channels in asynctask? new AsyncTask<Void, Void, Void>() { @Override protected Void doInBackground(Void... unused) { mChannelGroupList = mBackend.getChannelGroups(mPkg, mUid).getList(); Collections.sort(mChannelGroupList, mChannelGroupComparator); return null; } @Override protected void onPostExecute(Void unused) { populateChannelList(); } }.execute(); } if (mDashboardFeatureProvider.isEnabled()) { final Preference pref = FeatureFactory.getFactory(activity) .getApplicationFeatureProvider(activity) .newAppHeaderController(this /* fragment */, null /* appHeader */) .setIcon(mAppRow.icon) .setLabel(mAppRow.label) .setPackageName(mAppRow.pkg) .setUid(mAppRow.uid) .setAppNotifPrefIntent(mAppRow.settingsIntent) .setButtonActions(AppHeaderController.ActionType.ACTION_APP_INFO, AppHeaderController.ActionType.ACTION_NOTIF_PREFERENCE) .done(getPrefContext()); getPreferenceScreen().addPreference(pref); } } @Override public void onResume() { super.onResume(); if (mUid < 0 || TextUtils.isEmpty(mPkg) || mPkgInfo == null) { Log.w(TAG, "Missing package or uid or packageinfo"); finish(); return; } } private void populateChannelList() { if (mChannelGroupList.isEmpty()) { PreferenceCategory groupCategory = new PreferenceCategory(getPrefContext()); groupCategory.setTitle(R.string.notification_channels); getPreferenceScreen().addPreference(groupCategory); mChannelGroups.add(groupCategory); Preference empty = new Preference(getPrefContext()); empty.setTitle(R.string.no_channels); empty.setEnabled(false); mChannels.addPreference(empty); groupCategory.addPreference(empty); } else { for (NotificationChannelGroup group : mChannelGroupList) { PreferenceCategory groupCategory = null; if (group.getId() != null && group.getName() != null) { groupCategory = new PreferenceCategory(getPrefContext()); PreferenceCategory groupCategory = new PreferenceCategory(getPrefContext()); if (group.getName() == null) { groupCategory.setTitle(mChannelGroupList.size() > 1 ? R.string.notification_channels_other : R.string.notification_channels); } else { groupCategory.setTitle(group.getName()); } groupCategory.setKey(group.getId()); groupCategory.setOrderingAsAdded(true); getPreferenceScreen().addPreference(groupCategory); } mChannelGroups.add(groupCategory); final List<NotificationChannel> channels = group.getChannels(); Collections.sort(channels, mChannelComparator); int N = channels.size(); for (int i = 0; i < N; i++) { final NotificationChannel channel = channels.get(i); RestrictedPreference channelPref = new RestrictedPreference( MasterSwitchPreference channelPref = new MasterSwitchPreference( getPrefContext()); channelPref.setDisabledByAdmin(mSuspendedAppsAdmin); channelPref.setKey(channel.getId()); channelPref.setTitle(channel.getName()); channelPref.setChecked(channel.getImportance() != IMPORTANCE_NONE); if (channel.isDeleted()) { channelPref.setTitle( getString(R.string.deleted_channel_name, channel.getName())); channelPref.setEnabled(false); } else { channelPref.setSummary(getImportanceSummary(channel.getImportance())); Bundle channelArgs = new Bundle(); channelArgs.putInt(AppInfoBase.ARG_PACKAGE_UID, mUid); channelArgs.putBoolean(AppHeader.EXTRA_HIDE_INFO_BUTTON, true); Loading @@ -151,42 +205,29 @@ public class AppNotificationSettings extends NotificationSettingsBase { ChannelNotificationSettings.class.getName(), channelArgs, null, 0, null, false); channelPref.setIntent(channelIntent); channelPref.setOnPreferenceChangeListener( new Preference.OnPreferenceChangeListener() { @Override public boolean onPreferenceChange(Preference preference, Object o) { boolean value = (Boolean) o; int importance = value ? IMPORTANCE_LOW : IMPORTANCE_NONE; channel.setImportance(importance); channel.lockFields( NotificationChannel.USER_LOCKED_IMPORTANCE); mBackend.updateChannel(mPkg, mUid, channel); return true; } if (groupCategory != null) { groupCategory.addPreference(channelPref); } else { mChannels.addPreference(channelPref); }); } groupCategory.addPreference(channelPref); } } } updateDependents(mAppRow.banned); } if (mDashboardFeatureProvider.isEnabled()) { final Preference pref = FeatureFactory.getFactory(activity) .getApplicationFeatureProvider(activity) .newAppHeaderController(this /* fragment */, null /* appHeader */) .setIcon(mAppRow.icon) .setLabel(mAppRow.label) .setPackageName(mAppRow.pkg) .setUid(mAppRow.uid) .setAppNotifPrefIntent(mAppRow.settingsIntent) .setButtonActions(AppHeaderController.ActionType.ACTION_APP_INFO, AppHeaderController.ActionType.ACTION_NOTIF_PREFERENCE) .done(getPrefContext()); getPreferenceScreen().addPreference(pref); } } @Override public void onResume() { super.onResume(); if (mUid < 0 || TextUtils.isEmpty(mPkg) || mPkgInfo == null) { Log.w(TAG, "Missing package or uid or packageinfo"); finish(); return; } } private void setupBadge() { mBadge.setDisabledByAdmin(mSuspendedAppsAdmin); Loading Loading @@ -223,7 +264,9 @@ public class AppNotificationSettings extends NotificationSettingsBase { } private void updateDependents(boolean banned) { setVisible(mChannels, !banned); for (PreferenceCategory category : mChannelGroups) { setVisible(category, !banned); } setVisible(mBadge, !banned); } Loading Loading @@ -289,7 +332,7 @@ public class AppNotificationSettings extends NotificationSettingsBase { @Override public int compare(NotificationChannelGroup left, NotificationChannelGroup right) { // Non-groups channels (in placeholder group with a null id) come first // Non-grouped channels (in placeholder group with a null id) come last if (left.getId() == null && right.getId() != null) { return 1; } else if (right.getId() == null && left.getId() != null) { Loading src/com/android/settings/notification/ChannelNotificationSettings.java +2 −21 Original line number Diff line number Diff line Loading @@ -230,12 +230,12 @@ public class ChannelNotificationSettings extends NotificationSettingsBase { List<String> values = new ArrayList<>();; for (int i = 0; i < numImportances; i++) { int importance = i + 1; summaries.add(getSummary(importance)); summaries.add(getImportanceSummary(importance)); values.add(String.valueOf(importance)); } if (NotificationChannel.DEFAULT_CHANNEL_ID.equals(mChannel.getId())) { // Add option to reset to letting the app decide summaries.add(getSummary(NotificationManager.IMPORTANCE_UNSPECIFIED)); summaries.add(getImportanceSummary(NotificationManager.IMPORTANCE_UNSPECIFIED)); values.add(String.valueOf(NotificationManager.IMPORTANCE_UNSPECIFIED)); } mImportance.setEntryValues(values.toArray(new String[0])); Loading @@ -256,25 +256,6 @@ public class ChannelNotificationSettings extends NotificationSettingsBase { }); } private String getSummary(int importance) { switch (importance) { case NotificationManager.IMPORTANCE_UNSPECIFIED: return getContext().getString(R.string.notification_importance_unspecified); case NotificationManager.IMPORTANCE_NONE: return getContext().getString(R.string.notification_importance_blocked); case NotificationManager.IMPORTANCE_MIN: return getContext().getString(R.string.notification_importance_min); case NotificationManager.IMPORTANCE_LOW: return getContext().getString(R.string.notification_importance_low); case NotificationManager.IMPORTANCE_DEFAULT: return getContext().getString(R.string.notification_importance_default); case NotificationManager.IMPORTANCE_HIGH: case NotificationManager.IMPORTANCE_MAX: default: return getContext().getString(R.string.notification_importance_high); } } protected void setupPriorityPref(boolean priority) { mPriority.setDisabledByAdmin(mSuspendedAppsAdmin); mPriority.setChecked(priority); Loading src/com/android/settings/notification/NotificationSettingsBase.java +16 −9 Original line number Diff line number Diff line Loading @@ -176,15 +176,22 @@ abstract public class NotificationSettingsBase extends SettingsPreferenceFragmen return null; } private PackageInfo findPackageInfo(String pkg) { if (pkg == null) { return null; protected String getImportanceSummary(int importance) { switch (importance) { case NotificationManager.IMPORTANCE_UNSPECIFIED: return getContext().getString(R.string.notification_importance_unspecified); case NotificationManager.IMPORTANCE_NONE: return getContext().getString(R.string.notification_importance_blocked); case NotificationManager.IMPORTANCE_MIN: return getContext().getString(R.string.notification_importance_min); case NotificationManager.IMPORTANCE_LOW: return getContext().getString(R.string.notification_importance_low); case NotificationManager.IMPORTANCE_DEFAULT: return getContext().getString(R.string.notification_importance_default); case NotificationManager.IMPORTANCE_HIGH: case NotificationManager.IMPORTANCE_MAX: default: return getContext().getString(R.string.notification_importance_high); } try { return mPm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES); } catch (NameNotFoundException e) { Log.w(TAG, "Failed to load package " + pkg, e); } return null; } } Loading
res/values/strings.xml +4 −1 Original line number Diff line number Diff line Loading @@ -6386,7 +6386,10 @@ <string name="loading_notification_apps">Loading apps...</string> <!-- [CHAR LIMIT=NONE] App notification settings: channels title --> <string name="notification_channels">Channels</string> <string name="notification_channels">Categories</string> <!-- [CHAR LIMIT=NONE] App notification settings: non-grouped-channels title --> <string name="notification_channels_other">Other</string> <!-- [CHAR LIMIT=NONE] App notification settings: no channels --> <string name="no_channels">This app has not posted any notifications</string> Loading
res/xml/app_notification_settings.xml +0 −4 Original line number Diff line number Diff line Loading @@ -34,8 +34,4 @@ settings:useAdditionalSummary="true" settings:restrictedSwitchSummary="@string/enabled_by_admin" /> <PreferenceCategory android:key="channels" android:title="@string/notification_channels" /> </PreferenceScreen>
src/com/android/settings/notification/AppNotificationSettings.java +100 −57 Original line number Diff line number Diff line Loading @@ -16,6 +16,9 @@ package com.android.settings.notification; import static android.app.NotificationManager.IMPORTANCE_LOW; import static android.app.NotificationManager.IMPORTANCE_NONE; import android.app.Activity; import android.app.Notification; import android.app.NotificationChannel; Loading @@ -24,6 +27,7 @@ import android.content.Intent; import android.content.pm.ActivityInfo; import android.content.pm.ApplicationInfo; import android.content.pm.ResolveInfo; import android.os.AsyncTask; import android.os.Bundle; import android.provider.Settings; import android.support.v7.preference.Preference; Loading @@ -41,10 +45,12 @@ import com.android.settings.applications.AppInfoBase; import com.android.settings.dashboard.DashboardFeatureProvider; import com.android.settings.notification.NotificationBackend.AppRow; import com.android.settings.overlay.FeatureFactory; import com.android.settings.widget.MasterSwitchPreference; import com.android.settingslib.RestrictedPreference; import com.android.settingslib.RestrictedSwitchPreference; import java.text.Collator; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.List; Loading @@ -63,8 +69,8 @@ public class AppNotificationSettings extends NotificationSettingsBase { private static final String KEY_BLOCK = "block"; private DashboardFeatureProvider mDashboardFeatureProvider; private PreferenceCategory mChannels; private List<NotificationChannelGroup> mChannelGroupList; private List<PreferenceCategory> mChannelGroups = new ArrayList(); @Override public void onActivityCreated(Bundle savedInstanceState) { Loading Loading @@ -98,7 +104,6 @@ public class AppNotificationSettings extends NotificationSettingsBase { mBlock = (RestrictedSwitchPreference) getPreferenceScreen().findPreference(KEY_BLOCK); mBadge = (RestrictedSwitchPreference) getPreferenceScreen().findPreference(KEY_BADGE); mChannels = (PreferenceCategory) findPreference(KEY_CHANNELS); if (mPkgInfo != null) { setupBlock(); Loading @@ -107,41 +112,90 @@ public class AppNotificationSettings extends NotificationSettingsBase { ArrayMap<String, AppRow> rows = new ArrayMap<String, AppRow>(); rows.put(mAppRow.pkg, mAppRow); collectConfigActivities(rows); // TODO: load channels in asynctask? new AsyncTask<Void, Void, Void>() { @Override protected Void doInBackground(Void... unused) { mChannelGroupList = mBackend.getChannelGroups(mPkg, mUid).getList(); Collections.sort(mChannelGroupList, mChannelGroupComparator); return null; } @Override protected void onPostExecute(Void unused) { populateChannelList(); } }.execute(); } if (mDashboardFeatureProvider.isEnabled()) { final Preference pref = FeatureFactory.getFactory(activity) .getApplicationFeatureProvider(activity) .newAppHeaderController(this /* fragment */, null /* appHeader */) .setIcon(mAppRow.icon) .setLabel(mAppRow.label) .setPackageName(mAppRow.pkg) .setUid(mAppRow.uid) .setAppNotifPrefIntent(mAppRow.settingsIntent) .setButtonActions(AppHeaderController.ActionType.ACTION_APP_INFO, AppHeaderController.ActionType.ACTION_NOTIF_PREFERENCE) .done(getPrefContext()); getPreferenceScreen().addPreference(pref); } } @Override public void onResume() { super.onResume(); if (mUid < 0 || TextUtils.isEmpty(mPkg) || mPkgInfo == null) { Log.w(TAG, "Missing package or uid or packageinfo"); finish(); return; } } private void populateChannelList() { if (mChannelGroupList.isEmpty()) { PreferenceCategory groupCategory = new PreferenceCategory(getPrefContext()); groupCategory.setTitle(R.string.notification_channels); getPreferenceScreen().addPreference(groupCategory); mChannelGroups.add(groupCategory); Preference empty = new Preference(getPrefContext()); empty.setTitle(R.string.no_channels); empty.setEnabled(false); mChannels.addPreference(empty); groupCategory.addPreference(empty); } else { for (NotificationChannelGroup group : mChannelGroupList) { PreferenceCategory groupCategory = null; if (group.getId() != null && group.getName() != null) { groupCategory = new PreferenceCategory(getPrefContext()); PreferenceCategory groupCategory = new PreferenceCategory(getPrefContext()); if (group.getName() == null) { groupCategory.setTitle(mChannelGroupList.size() > 1 ? R.string.notification_channels_other : R.string.notification_channels); } else { groupCategory.setTitle(group.getName()); } groupCategory.setKey(group.getId()); groupCategory.setOrderingAsAdded(true); getPreferenceScreen().addPreference(groupCategory); } mChannelGroups.add(groupCategory); final List<NotificationChannel> channels = group.getChannels(); Collections.sort(channels, mChannelComparator); int N = channels.size(); for (int i = 0; i < N; i++) { final NotificationChannel channel = channels.get(i); RestrictedPreference channelPref = new RestrictedPreference( MasterSwitchPreference channelPref = new MasterSwitchPreference( getPrefContext()); channelPref.setDisabledByAdmin(mSuspendedAppsAdmin); channelPref.setKey(channel.getId()); channelPref.setTitle(channel.getName()); channelPref.setChecked(channel.getImportance() != IMPORTANCE_NONE); if (channel.isDeleted()) { channelPref.setTitle( getString(R.string.deleted_channel_name, channel.getName())); channelPref.setEnabled(false); } else { channelPref.setSummary(getImportanceSummary(channel.getImportance())); Bundle channelArgs = new Bundle(); channelArgs.putInt(AppInfoBase.ARG_PACKAGE_UID, mUid); channelArgs.putBoolean(AppHeader.EXTRA_HIDE_INFO_BUTTON, true); Loading @@ -151,42 +205,29 @@ public class AppNotificationSettings extends NotificationSettingsBase { ChannelNotificationSettings.class.getName(), channelArgs, null, 0, null, false); channelPref.setIntent(channelIntent); channelPref.setOnPreferenceChangeListener( new Preference.OnPreferenceChangeListener() { @Override public boolean onPreferenceChange(Preference preference, Object o) { boolean value = (Boolean) o; int importance = value ? IMPORTANCE_LOW : IMPORTANCE_NONE; channel.setImportance(importance); channel.lockFields( NotificationChannel.USER_LOCKED_IMPORTANCE); mBackend.updateChannel(mPkg, mUid, channel); return true; } if (groupCategory != null) { groupCategory.addPreference(channelPref); } else { mChannels.addPreference(channelPref); }); } groupCategory.addPreference(channelPref); } } } updateDependents(mAppRow.banned); } if (mDashboardFeatureProvider.isEnabled()) { final Preference pref = FeatureFactory.getFactory(activity) .getApplicationFeatureProvider(activity) .newAppHeaderController(this /* fragment */, null /* appHeader */) .setIcon(mAppRow.icon) .setLabel(mAppRow.label) .setPackageName(mAppRow.pkg) .setUid(mAppRow.uid) .setAppNotifPrefIntent(mAppRow.settingsIntent) .setButtonActions(AppHeaderController.ActionType.ACTION_APP_INFO, AppHeaderController.ActionType.ACTION_NOTIF_PREFERENCE) .done(getPrefContext()); getPreferenceScreen().addPreference(pref); } } @Override public void onResume() { super.onResume(); if (mUid < 0 || TextUtils.isEmpty(mPkg) || mPkgInfo == null) { Log.w(TAG, "Missing package or uid or packageinfo"); finish(); return; } } private void setupBadge() { mBadge.setDisabledByAdmin(mSuspendedAppsAdmin); Loading Loading @@ -223,7 +264,9 @@ public class AppNotificationSettings extends NotificationSettingsBase { } private void updateDependents(boolean banned) { setVisible(mChannels, !banned); for (PreferenceCategory category : mChannelGroups) { setVisible(category, !banned); } setVisible(mBadge, !banned); } Loading Loading @@ -289,7 +332,7 @@ public class AppNotificationSettings extends NotificationSettingsBase { @Override public int compare(NotificationChannelGroup left, NotificationChannelGroup right) { // Non-groups channels (in placeholder group with a null id) come first // Non-grouped channels (in placeholder group with a null id) come last if (left.getId() == null && right.getId() != null) { return 1; } else if (right.getId() == null && left.getId() != null) { Loading
src/com/android/settings/notification/ChannelNotificationSettings.java +2 −21 Original line number Diff line number Diff line Loading @@ -230,12 +230,12 @@ public class ChannelNotificationSettings extends NotificationSettingsBase { List<String> values = new ArrayList<>();; for (int i = 0; i < numImportances; i++) { int importance = i + 1; summaries.add(getSummary(importance)); summaries.add(getImportanceSummary(importance)); values.add(String.valueOf(importance)); } if (NotificationChannel.DEFAULT_CHANNEL_ID.equals(mChannel.getId())) { // Add option to reset to letting the app decide summaries.add(getSummary(NotificationManager.IMPORTANCE_UNSPECIFIED)); summaries.add(getImportanceSummary(NotificationManager.IMPORTANCE_UNSPECIFIED)); values.add(String.valueOf(NotificationManager.IMPORTANCE_UNSPECIFIED)); } mImportance.setEntryValues(values.toArray(new String[0])); Loading @@ -256,25 +256,6 @@ public class ChannelNotificationSettings extends NotificationSettingsBase { }); } private String getSummary(int importance) { switch (importance) { case NotificationManager.IMPORTANCE_UNSPECIFIED: return getContext().getString(R.string.notification_importance_unspecified); case NotificationManager.IMPORTANCE_NONE: return getContext().getString(R.string.notification_importance_blocked); case NotificationManager.IMPORTANCE_MIN: return getContext().getString(R.string.notification_importance_min); case NotificationManager.IMPORTANCE_LOW: return getContext().getString(R.string.notification_importance_low); case NotificationManager.IMPORTANCE_DEFAULT: return getContext().getString(R.string.notification_importance_default); case NotificationManager.IMPORTANCE_HIGH: case NotificationManager.IMPORTANCE_MAX: default: return getContext().getString(R.string.notification_importance_high); } } protected void setupPriorityPref(boolean priority) { mPriority.setDisabledByAdmin(mSuspendedAppsAdmin); mPriority.setChecked(priority); Loading
src/com/android/settings/notification/NotificationSettingsBase.java +16 −9 Original line number Diff line number Diff line Loading @@ -176,15 +176,22 @@ abstract public class NotificationSettingsBase extends SettingsPreferenceFragmen return null; } private PackageInfo findPackageInfo(String pkg) { if (pkg == null) { return null; protected String getImportanceSummary(int importance) { switch (importance) { case NotificationManager.IMPORTANCE_UNSPECIFIED: return getContext().getString(R.string.notification_importance_unspecified); case NotificationManager.IMPORTANCE_NONE: return getContext().getString(R.string.notification_importance_blocked); case NotificationManager.IMPORTANCE_MIN: return getContext().getString(R.string.notification_importance_min); case NotificationManager.IMPORTANCE_LOW: return getContext().getString(R.string.notification_importance_low); case NotificationManager.IMPORTANCE_DEFAULT: return getContext().getString(R.string.notification_importance_default); case NotificationManager.IMPORTANCE_HIGH: case NotificationManager.IMPORTANCE_MAX: default: return getContext().getString(R.string.notification_importance_high); } try { return mPm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES); } catch (NameNotFoundException e) { Log.w(TAG, "Failed to load package " + pkg, e); } return null; } }