Java tutorial
/* * MUSTARD: Android's Client for StatusNet * * Copyright (C) 2009-2010 macno.org, Michele Azzolari * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ package org.mustard.android.provider; import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Locale; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import org.mustard.android.MustardApplication; import org.mustard.statusnet.Attachment; import org.mustard.statusnet.DirectMessage; import org.mustard.statusnet.Group; import org.mustard.statusnet.Notice; import org.mustard.statusnet.Relationship; import org.mustard.statusnet.Status; import org.mustard.statusnet.StatusNetService; import org.mustard.statusnet.User; import android.util.Log; public class StatusNetJSONUtil { private static final String TAG = "Mustard"; private static DateFormat df = new SimpleDateFormat("E MMM d HH:mm:ss Z yyyy", Locale.ENGLISH); private static DateFormat dfs = new SimpleDateFormat("E, d MMM yyyy HH:mm:ss Z", Locale.ENGLISH); public static Status getStatus(JSONObject json) throws JSONException { Status status = new Status(); status.setNotice(getNotice(json)); status.setUser(getUser(json.getJSONObject("user"))); return status; } public static User getUser(JSONObject json) throws JSONException { User user = new User(); user.setId(json.getLong("id")); user.setDescription(json.getString("description")); user.setScreen_name(json.getString("screen_name")); user.setName(json.getString("name")); user.setLocation(json.getString("location")); user.setProfile_image_url(json.getString("profile_image_url")); user.setUrl(json.getString("url")); user.setStatuses_count(json.getInt("statuses_count")); user.setFavourites_count(json.getInt("favourites_count")); user.setFollowers_count(json.getInt("followers_count")); user.setFriends_count(json.getInt("friends_count")); user.setTime_zone(json.getString("time_zone")); try { user.setUtc_offset(json.getInt("utc_offset")); } catch (JSONException e) { user.setUtc_offset(0); } boolean following = false; try { following = json.getBoolean("following"); } catch (JSONException e) { } user.setFollowing(following); boolean blocking = false; try { blocking = json.getBoolean("statusnet:blocking"); } catch (JSONException e) { } user.setBlocking(blocking); try { user.setCreated_at(df.parse(json.getString("created_at"))); } catch (ParseException e) { if (MustardApplication.DEBUG) Log.e(TAG, e.toString()); } try { JSONObject jstatus = json.getJSONObject("status"); user.setStatus(getNotice(jstatus)); } catch (JSONException e) { } return user; } public static Notice getNotice(JSONObject json) throws JSONException { Notice notice = new Notice(); notice.setId(json.getLong("id")); notice.setText(json.getString("text")); notice.setTruncated(json.getBoolean("truncated")); try { notice.setCreated_at(df.parse(json.getString("created_at"))); } catch (ParseException e) { if (MustardApplication.DEBUG) Log.e(TAG, e.toString()); } notice.setSource(json.getString("source")); notice.setIn_reply_to_screen_name(json.getString("in_reply_to_screen_name")); try { notice.setIn_reply_to_user_id(json.getLong("in_reply_to_user_id")); notice.setIn_reply_to_status_id(json.getLong("in_reply_to_status_id")); } catch (JSONException e) { } ArrayList<Attachment> attachments = new ArrayList<Attachment>(); try { JSONArray jattachments = json.getJSONArray("attachments"); if (jattachments != null) { for (int i = 0; i < jattachments.length(); i++) { JSONObject enclosure = jattachments.getJSONObject(i); Attachment a = new Attachment(); a.setMimeType(enclosure.getString("mimetype")); a.setSize(enclosure.getLong("size")); a.setUrl(enclosure.getString("url")); attachments.add(a); //if (MustardApplication.DEBUG) Log.d(TAG,"Found attachment: " + a.getUrl()); } notice.setAttachments(attachments); } } catch (JSONException e) { } if (json.has("geo")) { try { JSONObject geo = json.getJSONObject("geo"); JSONArray coordinates = null; if (geo.has("coordinates")) { try { coordinates = geo.getJSONArray("coordinates"); notice.setGeo(true); notice.setLat(coordinates.getDouble(0)); notice.setLon(coordinates.getDouble(1)); } catch (JSONException e) { e.printStackTrace(); notice.setGeo(false); } } else { Log.d(TAG, "Geo tag empty"); notice.setGeo(false); } } catch (JSONException e) { notice.setGeo(false); } } else { Log.d(TAG, "No geo tag"); notice.setGeo(false); } notice.setFavorited(json.getBoolean("favorited")); return notice; } public static Status getStatusFromSearch(JSONObject json) throws JSONException { Status status = new Status(); status.setNotice(getNoticeFromSearch(json)); status.setUser(getUserFromSearch(json)); return status; } public static User getUserFromSearch(JSONObject json) throws JSONException { User user = new User(); user.setId(json.getInt("from_user_id")); user.setProfile_image_url(json.getString("profile_image_url")); user.setScreen_name(json.getString("from_user")); user.setDescription(""); user.setName(""); return user; } public static Notice getNoticeFromSearch(JSONObject json) throws JSONException { Notice notice = new Notice(); notice.setId(json.getLong("id")); notice.setText(json.getString("text")); try { notice.setCreated_at(dfs.parse(json.getString("created_at"))); } catch (ParseException e) { if (MustardApplication.DEBUG) Log.e(TAG, "Parsing created_at: " + e.toString()); } notice.setSource(json.getString("source")); try { notice.setIn_reply_to_screen_name(json.getString("to_user")); } catch (JSONException e) { if (MustardApplication.DEBUG) Log.e(TAG, e.toString()); } try { notice.setIn_reply_to_user_id(json.getLong("to_user_id")); } catch (JSONException e) { if (MustardApplication.DEBUG) Log.e(TAG, e.toString()); } return notice; } public static Group getGroup(JSONObject json) throws JSONException { Group group = new Group(); try { group.setId(json.getLong("id")); group.setUrl(json.getString("url")); group.setNickname(json.getString("nickname")); group.setFullname(json.getString("fullname")); // group.setHomepage_url(json.getString("homepage_url")); group.setOriginal_logo(json.getString("original_logo")); group.setHomepage_logo(json.getString("homepage_logo")); group.setStream_logo(json.getString("stream_logo")); group.setMini_logo(json.getString("mini_logo")); group.setHomepage(json.getString("homepage")); group.setDescription(json.getString("description")); group.setLocation(json.getString("location")); try { group.setCreated(df.parse(json.getString("created"))); } catch (ParseException e) { if (MustardApplication.DEBUG) Log.e(TAG, e.toString()); } try { group.setModified(df.parse(json.getString("modified"))); } catch (ParseException e) { if (MustardApplication.DEBUG) Log.e(TAG, e.toString()); } } catch (Exception e) { throw new JSONException(e.getMessage()); } return group; } public static StatusNetService getService(JSONObject json) throws JSONException { StatusNetService service = null; if (json.has("site")) { service = new StatusNetService(); JSONObject jsite = json.getJSONObject("site"); try { service.site.fancy = jsite.getBoolean("fancy"); } catch (JSONException e) { try { service.site.fancy = jsite.getString("fancy").equals("1"); } catch (Exception ee) { // SHIT } } try { service.site.privatesite = jsite.getBoolean("private"); } catch (JSONException e) { try { service.site.privatesite = jsite.getString("private").equals("1"); } catch (Exception ee) { // SHIT } } int textlimit = 140; try { textlimit = jsite.getInt("textlimit"); } catch (JSONException e) { } service.site.textlimit = textlimit; } return service; } public static Relationship getRelationship(JSONObject json) throws JSONException { Relationship r = new Relationship(); Relationship.User source = r.getSource(); Relationship.User target = r.getTarget(); JSONObject relationship = json.getJSONObject("relationship"); JSONObject jsource = relationship.getJSONObject("source"); try { target.setBlocking(jsource.getBoolean("blocking")); } catch (JSONException e) { } source.setFollowed_by(jsource.getBoolean("followed_by")); boolean following = false; try { following = jsource.getBoolean("following"); } catch (JSONException e) { } source.setFollowing(following); source.setScreen_name(jsource.getString("screen_name")); source.setId(jsource.getLong("id")); try { source.setNotifications_enabled(jsource.getBoolean("notifications_enabled")); } catch (JSONException e) { } JSONObject jtarget = relationship.getJSONObject("target"); try { target.setBlocking(jtarget.getBoolean("blocking")); } catch (JSONException e) { } target.setFollowed_by(jtarget.getBoolean("followed_by")); try { following = jsource.getBoolean("following"); } catch (JSONException e) { } target.setFollowing(following); target.setScreen_name(jtarget.getString("screen_name")); target.setId(jtarget.getLong("id")); try { target.setNotifications_enabled(jtarget.getBoolean("notifications_enabled")); } catch (JSONException e) { } return r; } public static DirectMessage getDirectMessage(int inOut, JSONObject json) throws JSONException { DirectMessage dm = new DirectMessage(); dm.setId(json.getLong("id")); dm.setInOut(inOut); dm.setText(json.getString("text")); try { dm.setCreated_at(df.parse(json.getString("created_at"))); } catch (Exception e) { e.printStackTrace(); } JSONObject recipient = json.getJSONObject("recipient"); dm.setRecipient_id(recipient.getLong("id")); dm.setRecipient_image(recipient.getString("profile_image_url")); dm.setRecipient_screenname(recipient.getString("screen_name")); JSONObject sender = json.getJSONObject("sender"); dm.setSender_id(sender.getLong("id")); dm.setSender_image(sender.getString("profile_image_url")); dm.setSender_screenname(sender.getString("screen_name")); return dm; } }