Java tutorial
/******************************************************************************* * Copyright 2011, 2012, 2013 fanfou.com, Xiaoke, Zhang * * 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.fanfou.app.opensource.api.bean; import java.io.IOException; import java.util.ArrayList; import java.util.Date; import java.util.List; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import android.content.ContentValues; import android.database.Cursor; import android.os.Parcel; import android.os.Parcelable; import android.text.TextUtils; import android.util.Log; import com.fanfou.app.opensource.AppContext; import com.fanfou.app.opensource.api.ApiException; import com.fanfou.app.opensource.api.ApiParser; import com.fanfou.app.opensource.db.Contents.BasicColumns; import com.fanfou.app.opensource.db.Contents.DirectMessageInfo; import com.fanfou.app.opensource.http.ResponseCode; import com.fanfou.app.opensource.http.SimpleResponse; import com.fanfou.app.opensource.service.Constants; import com.fanfou.app.opensource.util.StringHelper; /** * @author mcxiaoke * @version 1.0 2011.04.30 * @version 1.1 2011.05.02 * @version 1.5 2011.05.20 * @version 1.6 2011.07.22 * @version 1.7 2011.10.21 * @version 1.8 2011.11.04 * @version 1.9 2011.11.21 * @version 2.0 2011.11.23 * @version 2.1 2011.12.01 * @version 2.2 2011.12.16 * @version 2.3 2011.12.19 * @version 3.0 2011.12.21 * @version 3.1 2011.12.23 * */ public class DirectMessage implements Storable<DirectMessage> { public static final String TAG = DirectMessage.class.getSimpleName(); private static void log(final String message) { Log.d(DirectMessage.TAG, message); } public String id; public String ownerId; public String text; public Date createdAt; public String senderId; public String senderScreenName; public String recipientId; public String recipientScreenName; public String senderProfileImageUrl; public String recipientProfileImageUrl; public int type; public String threadUserId; public String threadUserName; public boolean isRead; public long realId; public User sender = null; public User recipient = null; public static final Parcelable.Creator<DirectMessage> CREATOR = new Parcelable.Creator<DirectMessage>() { @Override public DirectMessage createFromParcel(final Parcel source) { return new DirectMessage(source); } @Override public DirectMessage[] newArray(final int size) { return new DirectMessage[size]; } }; public static DirectMessage parse(final Cursor c) { if (c == null) { return null; } final DirectMessage dm = new DirectMessage(); dm.id = ApiParser.parseString(c, BasicColumns.ID); dm.ownerId = ApiParser.parseString(c, BasicColumns.OWNER_ID); dm.text = ApiParser.parseString(c, DirectMessageInfo.TEXT); dm.createdAt = ApiParser.parseDate(c, BasicColumns.CREATED_AT); dm.senderId = ApiParser.parseString(c, DirectMessageInfo.SENDER_ID); dm.senderScreenName = ApiParser.parseString(c, DirectMessageInfo.SENDER_SCREEN_NAME); dm.recipientId = ApiParser.parseString(c, DirectMessageInfo.RECIPIENT_ID); dm.recipientScreenName = ApiParser.parseString(c, DirectMessageInfo.RECIPIENT_SCREEN_NAME); dm.senderProfileImageUrl = ApiParser.parseString(c, DirectMessageInfo.SENDER_PROFILE_IMAGE_URL); dm.recipientProfileImageUrl = ApiParser.parseString(c, DirectMessageInfo.RECIPIENT_PROFILE_IMAGE_URL); dm.type = ApiParser.parseInt(c, BasicColumns.TYPE); dm.threadUserId = ApiParser.parseString(c, DirectMessageInfo.THREAD_USER_ID); dm.threadUserName = ApiParser.parseString(c, DirectMessageInfo.THREAD_USER_NAME); dm.isRead = ApiParser.parseBoolean(c, DirectMessageInfo.IS_READ); if (TextUtils.isEmpty(dm.id)) { return null; } return dm; } public static DirectMessage parse(final JSONObject o, final int type) throws ApiException { if (o == null) { return null; } DirectMessage dm = null; try { dm = new DirectMessage(); dm.id = o.getString(BasicColumns.ID); dm.realId = ApiParser.decodeMessageRealId(dm.id); dm.text = o.getString(DirectMessageInfo.TEXT); dm.createdAt = ApiParser.date(o.getString(BasicColumns.CREATED_AT)); dm.senderId = o.getString(DirectMessageInfo.SENDER_ID); dm.senderScreenName = o.getString(DirectMessageInfo.SENDER_SCREEN_NAME); dm.recipientId = o.getString(DirectMessageInfo.RECIPIENT_ID); dm.recipientScreenName = o.getString(DirectMessageInfo.RECIPIENT_SCREEN_NAME); if (o.has("sender")) { final JSONObject so = o.getJSONObject("sender"); dm.sender = User.parse(so); dm.senderProfileImageUrl = dm.sender.profileImageUrl; } if (o.has("recipient")) { final JSONObject so = o.getJSONObject("recipient"); dm.recipient = User.parse(so); dm.recipientProfileImageUrl = dm.recipient.profileImageUrl; } dm.isRead = false; dm.type = type; dm.ownerId = AppContext.getUserId(); } catch (final JSONException e) { throw new ApiException(ResponseCode.ERROR_JSON_EXCEPTION, e.getMessage(), e); } if (AppContext.DEBUG) { DirectMessage.log("DirectMessage.parse id=" + dm.id); } return dm; } public static DirectMessage parse(final SimpleResponse r, final int type) throws ApiException { JSONObject o = null; try { o = r.getJSONObject(); } catch (final IOException e) { e.printStackTrace(); } if (o != null) { return DirectMessage.parse(o, type); } return null; } public static ArrayList<DirectMessage> parseConversationList(final JSONArray a) throws ApiException { if (a == null) { return null; } final ArrayList<DirectMessage> dms = new ArrayList<DirectMessage>(); try { for (int i = 0; i < a.length(); i++) { final JSONObject io = a.getJSONObject(i); final JSONObject dmo = io.getJSONObject("dm"); final DirectMessage dm = DirectMessage.parse(dmo, Constants.TYPE_DIRECT_MESSAGES_CONVERSTATION_LIST); dms.add(dm); } } catch (final JSONException e) { throw new ApiException(ResponseCode.ERROR_JSON_EXCEPTION, e.getMessage(), e); } return dms; } public static ArrayList<DirectMessage> parseConversationList(final SimpleResponse response) throws ApiException { JSONArray json = null; try { json = response.getJSONArray(); } catch (final IOException e) { e.printStackTrace(); } if (json != null) { return DirectMessage.parseConversationList(json); } return null; } public static List<DirectMessage> parseConversationUser(final JSONArray a) throws ApiException { return DirectMessage.parseMessges(a, Constants.TYPE_DIRECT_MESSAGES_CONVERSTATION); } public static List<DirectMessage> parseConversationUser(final SimpleResponse response) throws ApiException { JSONArray json = null; try { json = response.getJSONArray(); } catch (final IOException e) { e.printStackTrace(); } if (json != null) { return DirectMessage.parseConversationUser(json); } return null; } public static ArrayList<DirectMessage> parseMessges(final JSONArray a, final int type) throws ApiException { if (a == null) { return null; } final ArrayList<DirectMessage> dms = new ArrayList<DirectMessage>(); try { for (int i = 0; i < a.length(); i++) { final JSONObject o = a.getJSONObject(i); final DirectMessage dm = DirectMessage.parse(o, type); dms.add(dm); } } catch (final JSONException e) { throw new ApiException(ResponseCode.ERROR_JSON_EXCEPTION, e.getMessage(), e); } return dms; } public static ArrayList<DirectMessage> parseMessges(final SimpleResponse r, final int type) throws ApiException { JSONArray a = null; try { a = r.getJSONArray(); } catch (final IOException e) { e.printStackTrace(); } if (a != null) { return DirectMessage.parseMessges(a, type); } return null; } public DirectMessage() { } public DirectMessage(final Parcel in) { this.id = in.readString(); this.ownerId = in.readString(); this.createdAt = new Date(in.readLong()); this.type = in.readInt(); this.senderId = in.readString(); this.recipientId = in.readString(); this.text = in.readString(); this.senderScreenName = in.readString(); this.recipientScreenName = in.readString(); this.senderProfileImageUrl = in.readString(); this.recipientProfileImageUrl = in.readString(); this.threadUserId = in.readString(); this.threadUserName = in.readString(); this.isRead = in.readInt() == 0 ? false : true; } @Override public int compareTo(final DirectMessage another) { return this.createdAt.compareTo(another.createdAt); } @Override public int describeContents() { return 0; } @Override public boolean equals(final Object o) { if (o instanceof DirectMessage) { final DirectMessage dm = (DirectMessage) o; if (this.id.equals(dm.id)) { return true; } } return false; } @Override public int hashCode() { return this.id.hashCode(); } public boolean isNull() { return StringHelper.isEmpty(this.id); } @Override public ContentValues toContentValues() { final ContentValues cv = new ContentValues(); cv.put(BasicColumns.ID, this.id); cv.put(BasicColumns.OWNER_ID, this.ownerId); cv.put(BasicColumns.CREATED_AT, this.createdAt.getTime()); cv.put(BasicColumns.TYPE, this.type); cv.put(DirectMessageInfo.SENDER_ID, this.senderId); cv.put(DirectMessageInfo.RECIPIENT_ID, this.recipientId); cv.put(DirectMessageInfo.TEXT, this.text); cv.put(DirectMessageInfo.SENDER_SCREEN_NAME, this.senderScreenName); cv.put(DirectMessageInfo.RECIPIENT_SCREEN_NAME, this.recipientScreenName); cv.put(DirectMessageInfo.SENDER_PROFILE_IMAGE_URL, this.senderProfileImageUrl); cv.put(DirectMessageInfo.RECIPIENT_PROFILE_IMAGE_URL, this.recipientProfileImageUrl); cv.put(DirectMessageInfo.THREAD_USER_ID, this.threadUserId); cv.put(DirectMessageInfo.THREAD_USER_NAME, this.threadUserName); cv.put(DirectMessageInfo.IS_READ, this.isRead); return cv; } @Override public String toString() { return "[Message] " + BasicColumns.ID + "=" + this.id + " " + DirectMessageInfo.TEXT + "=" + this.text + " " + BasicColumns.CREATED_AT + "=" + this.createdAt + " " + DirectMessageInfo.SENDER_ID + "=" + this.senderId + " " + DirectMessageInfo.RECIPIENT_ID + "=" + this.recipientId + " "; } @Override public void writeToParcel(final Parcel dest, final int flags) { dest.writeString(this.id); dest.writeString(this.ownerId); dest.writeLong(this.createdAt.getTime()); dest.writeInt(this.type); dest.writeString(this.senderId); dest.writeString(this.recipientId); dest.writeString(this.text); dest.writeString(this.senderScreenName); dest.writeString(this.recipientScreenName); dest.writeString(this.senderProfileImageUrl); dest.writeString(this.recipientProfileImageUrl); dest.writeString(this.threadUserId); dest.writeString(this.threadUserName); dest.writeInt(this.isRead ? 1 : 0); } }