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1 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*- |
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2 * ***** BEGIN LICENSE BLOCK ***** |
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3 * |
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4 * This Source Code Form is subject to the terms of the Mozilla Public |
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5 * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
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6 * You can obtain one at http://mozilla.org/MPL/2.0/. |
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7 * |
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8 * ***** END LICENSE BLOCK ***** */ |
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9 |
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10 package org.mozilla.gecko; |
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11 |
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12 import java.util.LinkedList; |
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13 |
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14 import org.json.JSONArray; |
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15 import org.json.JSONException; |
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16 import org.json.JSONObject; |
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17 |
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18 import android.util.Log; |
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19 |
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20 public abstract class SessionParser { |
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21 private static final String LOGTAG = "GeckoSessionParser"; |
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22 |
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23 public class SessionTab { |
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24 final private String mTitle; |
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25 final private String mUrl; |
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26 final private JSONObject mTabObject; |
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27 private boolean mIsSelected; |
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28 |
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29 private SessionTab(String title, String url, boolean isSelected, JSONObject tabObject) { |
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30 mTitle = title; |
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31 mUrl = url; |
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32 mIsSelected = isSelected; |
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33 mTabObject = tabObject; |
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34 } |
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35 |
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36 public String getTitle() { |
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37 return mTitle; |
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38 } |
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39 |
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40 public String getUrl() { |
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41 return mUrl; |
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42 } |
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43 |
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44 public boolean isSelected() { |
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45 return mIsSelected; |
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46 } |
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47 |
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48 public JSONObject getTabObject() { |
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49 return mTabObject; |
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50 } |
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51 }; |
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52 |
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53 abstract public void onTabRead(SessionTab tab); |
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54 |
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55 public void parse(String... sessionStrings) { |
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56 final LinkedList<SessionTab> sessionTabs = new LinkedList<SessionTab>(); |
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57 int totalCount = 0; |
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58 int selectedIndex = -1; |
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59 try { |
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60 for (String sessionString : sessionStrings) { |
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61 final JSONObject window = new JSONObject(sessionString).getJSONArray("windows").getJSONObject(0); |
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62 final JSONArray tabs = window.getJSONArray("tabs"); |
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63 final int optSelected = window.optInt("selected", -1); |
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64 |
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65 for (int i = 0; i < tabs.length(); i++) { |
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66 final JSONObject tab = tabs.getJSONObject(i); |
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67 final int index = tab.getInt("index"); |
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68 final JSONObject entry = tab.getJSONArray("entries").getJSONObject(index - 1); |
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69 final String url = entry.getString("url"); |
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70 |
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71 String title = entry.optString("title"); |
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72 if (title.length() == 0) { |
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73 title = url; |
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74 } |
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75 |
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76 totalCount++; |
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77 boolean selected = false; |
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78 if (optSelected == i+1) { |
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79 selected = true; |
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80 selectedIndex = totalCount; |
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81 } |
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82 sessionTabs.add(new SessionTab(title, url, selected, tab)); |
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83 } |
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84 } |
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85 } catch (JSONException e) { |
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86 Log.e(LOGTAG, "JSON error", e); |
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87 return; |
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88 } |
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89 |
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90 // If no selected index was found, select the first tab. |
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91 if (selectedIndex == -1 && sessionTabs.size() > 0) { |
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92 sessionTabs.getFirst().mIsSelected = true; |
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93 } |
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94 |
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95 for (SessionTab tab : sessionTabs) { |
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96 onTabRead(tab); |
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97 } |
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98 } |
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99 } |