1 files changed, 0 insertions, 368 deletions
diff --git a/mobile/android/base/java/org/mozilla/gecko/home/HomePanelsManager.java b/mobile/android/base/java/org/mozilla/gecko/home/HomePanelsManager.java
deleted file mode 100644
index bfd6c5624..000000000
--- a/mobile/android/base/java/org/mozilla/gecko/home/HomePanelsManager.java
+++ /dev/null
@@ -1,368 +0,0 @@
-/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-
-package org.mozilla.gecko.home;
-
-import static org.mozilla.gecko.home.HomeConfig.createBuiltinPanelConfig;
-
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Queue;
-import java.util.Set;
-import java.util.concurrent.ConcurrentLinkedQueue;
-
-import org.json.JSONException;
-import org.json.JSONObject;
-import org.mozilla.gecko.db.HomeProvider;
-import org.mozilla.gecko.EventDispatcher;
-import org.mozilla.gecko.home.HomeConfig.PanelConfig;
-import org.mozilla.gecko.home.PanelInfoManager.PanelInfo;
-import org.mozilla.gecko.home.PanelInfoManager.RequestCallback;
-import org.mozilla.gecko.util.GeckoEventListener;
-import org.mozilla.gecko.util.ThreadUtils;
-
-import android.content.ContentResolver;
-import android.content.Context;
-import android.os.Handler;
-import android.util.Log;
-
-public class HomePanelsManager implements GeckoEventListener {
-    public static final String LOGTAG = "HomePanelsManager";
-
-    private static final HomePanelsManager sInstance = new HomePanelsManager();
-
-    private static final int INVALIDATION_DELAY_MSEC = 500;
-    private static final int PANEL_INFO_TIMEOUT_MSEC = 1000;
-
-    private static final String EVENT_HOMEPANELS_INSTALL = "HomePanels:Install";
-    private static final String EVENT_HOMEPANELS_UNINSTALL = "HomePanels:Uninstall";
-    private static final String EVENT_HOMEPANELS_UPDATE = "HomePanels:Update";
-    private static final String EVENT_HOMEPANELS_REFRESH = "HomePanels:RefreshDataset";
-
-    private static final String JSON_KEY_PANEL = "panel";
-    private static final String JSON_KEY_PANEL_ID = "id";
-
-    private enum ChangeType {
-        UNINSTALL,
-        INSTALL,
-        UPDATE,
-        REFRESH
-    }
-
-    private enum InvalidationMode {
-        DELAYED,
-        IMMEDIATE
-    }
-
-    private static class ConfigChange {
-        private final ChangeType type;
-        private final Object target;
-
-        public ConfigChange(ChangeType type) {
-            this(type, null);
-        }
-
-        public ConfigChange(ChangeType type, Object target) {
-            this.type = type;
-            this.target = target;
-        }
-    }
-
-    private Context mContext;
-    private HomeConfig mHomeConfig;
-    private boolean mInitialized;
-
-    private final Queue<ConfigChange> mPendingChanges = new ConcurrentLinkedQueue<ConfigChange>();
-    private final Runnable mInvalidationRunnable = new InvalidationRunnable();
-
-    public static HomePanelsManager getInstance() {
-        return sInstance;
-    }
-
-    public void init(Context context) {
-        if (mInitialized) {
-            return;
-        }
-
-        mContext = context;
-        mHomeConfig = HomeConfig.getDefault(context);
-
-        EventDispatcher.getInstance().registerGeckoThreadListener(this,
-            EVENT_HOMEPANELS_INSTALL,
-            EVENT_HOMEPANELS_UNINSTALL,
-            EVENT_HOMEPANELS_UPDATE,
-            EVENT_HOMEPANELS_REFRESH);
-
-        mInitialized = true;
-    }
-
-    public void onLocaleReady(final String locale) {
-        ThreadUtils.getBackgroundHandler().post(new Runnable() {
-            @Override
-            public void run() {
-                final String configLocale = mHomeConfig.getLocale();
-                if (configLocale == null || !configLocale.equals(locale)) {
-                    handleLocaleChange();
-                }
-            }
-        });
-    }
-
-    @Override
-    public void handleMessage(String event, JSONObject message) {
-        try {
-            if (event.equals(EVENT_HOMEPANELS_INSTALL)) {
-                Log.d(LOGTAG, EVENT_HOMEPANELS_INSTALL);
-                handlePanelInstall(createPanelConfigFromMessage(message), InvalidationMode.DELAYED);
-            } else if (event.equals(EVENT_HOMEPANELS_UNINSTALL)) {
-                Log.d(LOGTAG, EVENT_HOMEPANELS_UNINSTALL);
-                final String panelId = message.getString(JSON_KEY_PANEL_ID);
-                handlePanelUninstall(panelId);
-            } else if (event.equals(EVENT_HOMEPANELS_UPDATE)) {
-                Log.d(LOGTAG, EVENT_HOMEPANELS_UPDATE);
-                handlePanelUpdate(createPanelConfigFromMessage(message));
-            } else if (event.equals(EVENT_HOMEPANELS_REFRESH)) {
-                Log.d(LOGTAG, EVENT_HOMEPANELS_REFRESH);
-                handleDatasetRefresh(message);
-            }
-        } catch (Exception e) {
-            Log.e(LOGTAG, "Failed to handle event " + event, e);
-        }
-    }
-
-    private PanelConfig createPanelConfigFromMessage(JSONObject message) throws JSONException {
-        final JSONObject json = message.getJSONObject(JSON_KEY_PANEL);
-        return new PanelConfig(json);
-    }
-
-     /**
-     * Adds a new PanelConfig to the HomeConfig.
-     *
-     * This posts the invalidation of HomeConfig immediately.
-     *
-     * @param panelConfig panel to add
-     */
-    public void installPanel(PanelConfig panelConfig) {
-        Log.d(LOGTAG, "installPanel: " + panelConfig.getTitle());
-        handlePanelInstall(panelConfig, InvalidationMode.IMMEDIATE);
-    }
-
-    /**
-     * Runs in the gecko thread.
-     */
-    private void handlePanelInstall(PanelConfig panelConfig, InvalidationMode mode) {
-        mPendingChanges.offer(new ConfigChange(ChangeType.INSTALL, panelConfig));
-        Log.d(LOGTAG, "handlePanelInstall: " + mPendingChanges.size());
-
-        scheduleInvalidation(mode);
-    }
-
-    /**
-     * Runs in the gecko thread.
-     */
-    private void handlePanelUninstall(String panelId) {
-        mPendingChanges.offer(new ConfigChange(ChangeType.UNINSTALL, panelId));
-        Log.d(LOGTAG, "handlePanelUninstall: " + mPendingChanges.size());
-
-        scheduleInvalidation(InvalidationMode.DELAYED);
-    }
-
-    /**
-     * Runs in the gecko thread.
-     */
-    private void handlePanelUpdate(PanelConfig panelConfig) {
-        mPendingChanges.offer(new ConfigChange(ChangeType.UPDATE, panelConfig));
-        Log.d(LOGTAG, "handlePanelUpdate: " + mPendingChanges.size());
-
-        scheduleInvalidation(InvalidationMode.DELAYED);
-    }
-
-    /**
-     * Runs in the background thread.
-     */
-    private void handleLocaleChange() {
-        mPendingChanges.offer(new ConfigChange(ChangeType.REFRESH));
-        Log.d(LOGTAG, "handleLocaleChange: " + mPendingChanges.size());
-
-        scheduleInvalidation(InvalidationMode.IMMEDIATE);
-    }
-
-
-    /**
-     * Handles a dataset refresh request from Gecko. This is usually
-     * triggered by a HomeStorage.save() call in an add-on.
-     *
-     * Runs in the gecko thread.
-     */
-    private void handleDatasetRefresh(JSONObject message) {
-        final String datasetId;
-        try {
-            datasetId = message.getString("datasetId");
-        } catch (JSONException e) {
-            Log.e(LOGTAG, "Failed to handle dataset refresh", e);
-            return;
-        }
-
-        Log.d(LOGTAG, "Refresh request for dataset: " + datasetId);
-
-        final ContentResolver cr = mContext.getContentResolver();
-        cr.notifyChange(HomeProvider.getDatasetNotificationUri(datasetId), null);
-    }
-
-    /**
-     * Runs in the gecko or main thread.
-     */
-    private void scheduleInvalidation(InvalidationMode mode) {
-        final Handler handler = ThreadUtils.getBackgroundHandler();
-
-        handler.removeCallbacks(mInvalidationRunnable);
-
-        if (mode == InvalidationMode.IMMEDIATE) {
-            handler.post(mInvalidationRunnable);
-        } else {
-            handler.postDelayed(mInvalidationRunnable, INVALIDATION_DELAY_MSEC);
-        }
-
-        Log.d(LOGTAG, "scheduleInvalidation: scheduled new invalidation: " + mode);
-    }
-
-    /**
-     * Runs in the background thread.
-     */
-    private void executePendingChanges(HomeConfig.Editor editor) {
-        boolean shouldRefresh = false;
-
-        while (!mPendingChanges.isEmpty()) {
-            final ConfigChange pendingChange = mPendingChanges.poll();
-
-            switch (pendingChange.type) {
-                case UNINSTALL: {
-                    final String panelId = (String) pendingChange.target;
-                    if (editor.uninstall(panelId)) {
-                        Log.d(LOGTAG, "executePendingChanges: uninstalled panel " + panelId);
-                    }
-                    break;
-                }
-
-                case INSTALL: {
-                    final PanelConfig panelConfig = (PanelConfig) pendingChange.target;
-                    if (editor.install(panelConfig)) {
-                        Log.d(LOGTAG, "executePendingChanges: added panel " + panelConfig.getId());
-                    }
-                    break;
-                }
-
-                case UPDATE: {
-                    final PanelConfig panelConfig = (PanelConfig) pendingChange.target;
-                    if (editor.update(panelConfig)) {
-                        Log.w(LOGTAG, "executePendingChanges: updated panel " + panelConfig.getId());
-                    }
-                    break;
-                }
-
-                case REFRESH: {
-                    shouldRefresh = true;
-                }
-            }
-        }
-
-        // The editor still represents the default HomeConfig
-        // configuration and hasn't been changed by any operation
-        // above. No need to refresh as the HomeConfig backend will
-        // take of forcing all existing HomeConfigLoader instances to
-        // refresh their contents.
-        if (shouldRefresh && !editor.isDefault()) {
-            executeRefresh(editor);
-        }
-    }
-
-    /**
-     * Runs in the background thread.
-     */
-    private void refreshFromPanelInfos(HomeConfig.Editor editor, List<PanelInfo> panelInfos) {
-        Log.d(LOGTAG, "refreshFromPanelInfos");
-
-        for (PanelConfig panelConfig : editor) {
-            PanelConfig refreshedPanelConfig = null;
-
-            if (panelConfig.isDynamic()) {
-                for (PanelInfo panelInfo : panelInfos) {
-                    if (panelInfo.getId().equals(panelConfig.getId())) {
-                        refreshedPanelConfig = panelInfo.toPanelConfig();
-                        Log.d(LOGTAG, "refreshFromPanelInfos: refreshing from panel info: " + panelInfo.getId());
-                        break;
-                    }
-                }
-            } else {
-                refreshedPanelConfig = createBuiltinPanelConfig(mContext, panelConfig.getType());
-                Log.d(LOGTAG, "refreshFromPanelInfos: refreshing built-in panel: " + panelConfig.getId());
-            }
-
-            if (refreshedPanelConfig == null) {
-                Log.d(LOGTAG, "refreshFromPanelInfos: no refreshed panel, falling back: " + panelConfig.getId());
-                continue;
-            }
-
-            Log.d(LOGTAG, "refreshFromPanelInfos: refreshed panel " + refreshedPanelConfig.getId());
-            editor.update(refreshedPanelConfig);
-        }
-    }
-
-    /**
-     * Runs in the background thread.
-     */
-    private void executeRefresh(HomeConfig.Editor editor) {
-        if (editor.isEmpty()) {
-            return;
-        }
-
-        Log.d(LOGTAG, "executeRefresh");
-
-        final Set<String> ids = new HashSet<String>();
-        for (PanelConfig panelConfig : editor) {
-            ids.add(panelConfig.getId());
-        }
-
-        final Object panelRequestLock = new Object();
-        final List<PanelInfo> latestPanelInfos = new ArrayList<PanelInfo>();
-
-        final PanelInfoManager pm = new PanelInfoManager();
-        pm.requestPanelsById(ids, new RequestCallback() {
-            @Override
-            public void onComplete(List<PanelInfo> panelInfos) {
-                synchronized (panelRequestLock) {
-                    latestPanelInfos.addAll(panelInfos);
-                    Log.d(LOGTAG, "executeRefresh: fetched panel infos: " + panelInfos.size());
-
-                    panelRequestLock.notifyAll();
-                }
-            }
-        });
-
-        try {
-            synchronized (panelRequestLock) {
-                panelRequestLock.wait(PANEL_INFO_TIMEOUT_MSEC);
-
-                Log.d(LOGTAG, "executeRefresh: done fetching panel infos");
-                refreshFromPanelInfos(editor, latestPanelInfos);
-            }
-        } catch (InterruptedException e) {
-            Log.e(LOGTAG, "Failed to fetch panels from gecko", e);
-        }
-    }
-
-    /**
-     * Runs in the background thread.
-     */
-    private class InvalidationRunnable implements Runnable {
-        @Override
-        public void run() {
-            final HomeConfig.Editor editor = mHomeConfig.load().edit();
-            executePendingChanges(editor);
-            editor.apply();
-        }
-    };
-}