| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.printservice.recommendation; |
| |
| import android.content.res.Configuration; |
| import android.printservice.PrintService; |
| import android.printservice.recommendation.RecommendationInfo; |
| import android.printservice.recommendation.RecommendationService; |
| import android.util.Log; |
| |
| import com.android.printservice.recommendation.plugin.google.CloudPrintPlugin; |
| import com.android.printservice.recommendation.plugin.hp.HPRecommendationPlugin; |
| import com.android.printservice.recommendation.plugin.mdnsFilter.MDNSFilterPlugin; |
| import com.android.printservice.recommendation.plugin.mdnsFilter.VendorConfig; |
| import com.android.printservice.recommendation.plugin.mopria.MopriaRecommendationPlugin; |
| import com.android.printservice.recommendation.plugin.samsung.SamsungRecommendationPlugin; |
| import com.android.printservice.recommendation.plugin.xerox.XeroxPrintServiceRecommendationPlugin; |
| |
| import org.xmlpull.v1.XmlPullParserException; |
| |
| import java.io.IOException; |
| import java.net.InetAddress; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Service that recommends {@link PrintService print services} that might be a good idea to install. |
| */ |
| public class RecommendationServiceImpl extends RecommendationService |
| implements RemotePrintServicePlugin.OnChangedListener { |
| private static final String LOG_TAG = "PrintServiceRecService"; |
| |
| /** All registered plugins */ |
| private ArrayList<RemotePrintServicePlugin> mPlugins; |
| |
| @Override |
| public void onConnected() { |
| mPlugins = new ArrayList<>(); |
| |
| try { |
| for (VendorConfig config : VendorConfig.getAllConfigs(this)) { |
| try { |
| mPlugins.add(new RemotePrintServicePlugin(new MDNSFilterPlugin(this, |
| config.name, config.packageName, config.mDNSNames), this, false)); |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Could not initiate simple MDNS plugin for " + |
| config.packageName, e); |
| } |
| } |
| } catch (IOException | XmlPullParserException e) { |
| throw new RuntimeException("Could not parse vendorconfig", e); |
| } |
| |
| try { |
| mPlugins.add(new RemotePrintServicePlugin(new CloudPrintPlugin(this), this, |
| true)); |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Could not initiate " |
| + getString(R.string.plugin_vendor_google_cloud_print) + " plugin", e); |
| } |
| |
| try { |
| mPlugins.add(new RemotePrintServicePlugin(new HPRecommendationPlugin(this), this, |
| false)); |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Could not initiate " + getString(R.string.plugin_vendor_hp) + " plugin", |
| e); |
| } |
| |
| try { |
| mPlugins.add(new RemotePrintServicePlugin(new MopriaRecommendationPlugin(this), this, |
| true)); |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Could not initiate " + getString(R.string.plugin_vendor_morpia) + |
| " plugin", e); |
| } |
| |
| try { |
| mPlugins.add(new RemotePrintServicePlugin(new SamsungRecommendationPlugin(this), this, |
| true)); |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Could not initiate " + getString(R.string.plugin_vendor_samsung) + |
| " plugin", e); |
| } |
| |
| try { |
| mPlugins.add(new RemotePrintServicePlugin( |
| new XeroxPrintServiceRecommendationPlugin(this), this, false)); |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Could not initiate " + getString(R.string.plugin_vendor_xerox) + |
| " plugin", e); |
| } |
| |
| final int numPlugins = mPlugins.size(); |
| for (int i = 0; i < numPlugins; i++) { |
| try { |
| mPlugins.get(i).start(); |
| } catch (RemotePrintServicePlugin.PluginException e) { |
| Log.e(LOG_TAG, "Could not start plugin", e); |
| } |
| } |
| } |
| |
| @Override |
| public void onDisconnected() { |
| final int numPlugins = mPlugins.size(); |
| for (int i = 0; i < numPlugins; i++) { |
| try { |
| mPlugins.get(i).stop(); |
| } catch (RemotePrintServicePlugin.PluginException e) { |
| Log.e(LOG_TAG, "Could not stop plugin", e); |
| } |
| } |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newConfig) { |
| // Need to update plugin names as they might be localized |
| onChanged(); |
| } |
| |
| @Override |
| public void onChanged() { |
| ArrayList<RecommendationInfo> recommendations = new ArrayList<>(); |
| |
| final int numPlugins = mPlugins.size(); |
| for (int i = 0; i < numPlugins; i++) { |
| RemotePrintServicePlugin plugin = mPlugins.get(i); |
| |
| try { |
| List<InetAddress> printers = plugin.getPrinters(); |
| |
| if (!printers.isEmpty()) { |
| recommendations.add(new RecommendationInfo(plugin.packageName, |
| getString(plugin.name), printers, plugin.recommendsMultiVendorService)); |
| } |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Could not read state of plugin for " + plugin.packageName, e); |
| } |
| } |
| |
| updateRecommendations(recommendations); |
| } |
| } |