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Replace with HashMap with ArrayMap.

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ArrayMap is designed to be more memory efficient than a traditional
HashMap.

Change-Id: Ib6efb7a5970507bcc902c6448797caef2fcba6a0
This commit is contained in:
Rajeev Kumar
2017-07-17 19:21:35 -07:00
parent 0e13d6c8a7
commit 85f8665a4b
1 changed files with 4 additions and 6 deletions
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10
src/com/android/settings/dashboard/SiteMapManager.java
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@@ -16,14 +16,16 @@
package com.android.settings.dashboard;
import static com.android.settings.dashboard.DashboardFragmentRegistry.CATEGORY_KEY_TO_PARENT_MAP;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.support.annotation.VisibleForTesting;
import android.support.annotation.WorkerThread;
import android.support.v4.util.ArrayMap;
import android.text.TextUtils;
import android.util.Log;
import com.android.settings.SettingsActivity;
import com.android.settings.overlay.FeatureFactory;
import com.android.settings.search.IndexDatabaseHelper;
@@ -31,14 +33,10 @@ import com.android.settings.search.IndexDatabaseHelper.IndexColumns;
import com.android.settings.search.IndexDatabaseHelper.SiteMapColumns;
import com.android.settingslib.drawer.DashboardCategory;
import com.android.settingslib.drawer.Tile;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static com.android.settings.dashboard.DashboardFragmentRegistry.CATEGORY_KEY_TO_PARENT_MAP;
/**
* A manager class that maintains a "site map" and look up breadcrumb for a certain page on demand.
* <p/>
@@ -135,7 +133,7 @@ public class SiteMapManager {
// Then prepare a local map that contains class name -> screen title mapping. This is needed
// to figure out the display name for any fragment if it's injected dynamically through IA.
final Map<String, String> classToTitleMap = new HashMap<>();
final Map<String, String> classToTitleMap = new ArrayMap<>();
final Cursor titleQuery = db.query(IndexDatabaseHelper.Tables.TABLE_PREFS_INDEX,
CLASS_TO_SCREEN_TITLE_COLUMNS, null, null, null, null, null);
while (titleQuery.moveToNext()) {