From 6c00a142270d6d7e10d8a36789bdf9af17e29a7c Mon Sep 17 00:00:00 2001 From: Miumizz Date: Tue, 2 Jan 2024 09:28:23 +0800 Subject: [PATCH] =?UTF-8?q?=E6=96=87=E6=A1=A3=E4=BB=A3=E7=A0=81=E6=B3=A8?= =?UTF-8?q?=E9=87=8A=E5=AE=8C=E5=96=84=EF=BC=8C=E4=BC=98=E5=8C=96=E9=A1=B9?= =?UTF-8?q?=E7=9B=AE=E7=BB=93=E6=9E=84?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- MetaData.java | 104 -------------- Node.java | 90 ------------ SqlData.java | 0 SqlNote.java | 0 Task.java | 323 ----------------------------------------- TaskList.java | 390 -------------------------------------------------- 6 files changed, 907 deletions(-) delete mode 100644 MetaData.java delete mode 100644 Node.java delete mode 100644 SqlData.java delete mode 100644 SqlNote.java delete mode 100644 Task.java delete mode 100644 TaskList.java diff --git a/MetaData.java b/MetaData.java deleted file mode 100644 index b62b102..0000000 --- a/MetaData.java +++ /dev/null @@ -1,104 +0,0 @@ -package net.micode.notes.gtask.data; - -public class MetaData extends Task { - /* - * 功能描述：得到类的简写名称存入字符串TAG中 - * 实现过程：调用getSimpleName ()函数 - */ - private final static String TAG = MetaData.class.getSimpleName(); - private String mRelatedGid = null; - /* - * 功能描述：设置数据，即生成元数据库 - * 实现过程：调用JSONObject库函数put ()，Task类中的setNotes ()和setName ()函数 - * 参数注解： - */ - public void setMeta(String gid, JSONObject metaInfo) - { - //对函数块进行注释 - try { - metaInfo.put(GTaskStringUtils.META_HEAD_GTASK_ID, gid); - /* - * 将这对键值放入metaInfo这个jsonobject对象中 - */ - } catch (JSONException e) { - Log.e(TAG, "failed to put related gid"); - /* - * 输出错误信息 - */ - } - setNotes(metaInfo.toString()); - setName(GTaskStringUtils.META_NOTE_NAME); - } - /* - * 功能描述：获取相关联的Gid - */ - public String getRelatedGid() { - return mRelatedGid; - } - /* - * 功能描述：判断当前数据是否为空，若为空则返回真即值得保存 - * Made By CuiCan - */ - @Override - public boolean isWorthSaving() { - return getNotes() != null; - } - /* - * 功能描述：使用远程json数据对象设置元数据内容 - * 实现过程：调用父类Task中的setContentByRemoteJSON ()函数，并 - * 参数注解： - */ - @Override - public void setContentByRemoteJSON(JSONObject js) { - super.setContentByRemoteJSON(js); - if (getNotes() != null) { - try { - JSONObject metaInfo = new JSONObject(getNotes().trim()); - mRelatedGid = metaInfo.getString(GTaskStringUtils.META_HEAD_GTASK_ID); - } catch (JSONException e) { - Log.w(TAG, "failed to get related gid"); - /* - * 输出警告信息 - */ - mRelatedGid = null; - } - } - } - /* - * 功能描述：使用本地json数据对象设置元数据内容，一般不会用到，若用到，则抛出异常 - * Made By CuiCan - */ - @Override - public void setContentByLocalJSON(JSONObject js) { - // this function should not be called - throw new IllegalAccessError("MetaData:setContentByLocalJSON should not be called"); - /* - * 传递非法参数异常 - */ - } - /* - * 功能描述：从元数据内容中获取本地json对象，一般不会用到，若用到，则抛出异常 - * Made By CuiCan - */ - @Override - public JSONObject getLocalJSONFromContent() { - throw new IllegalAccessError("MetaData:getLocalJSONFromContent should not be called"); - /* - * 传递非法参数异常 - * Made By Cui Can - */ - } - /* - * 功能描述：获取同步动作状态，一般不会用到，若用到，则抛出异常 - * Made By CuiCan - */ - @Override - public int getSyncAction(Cursor c) { - throw new IllegalAccessError("MetaData:getSyncAction should not be called"); - /* - * 传递非法参数异常 - * Made By Cui Can - */ - } - -} \ No newline at end of file diff --git a/Node.java b/Node.java deleted file mode 100644 index 669fc93..0000000 --- a/Node.java +++ /dev/null @@ -1,90 +0,0 @@ -package net.micode.notes.gtask.data; - -import android.database.Cursor; - -import org.json.JSONObject; - -/** - * 应该是同步操作的基础数据类型，定义了相关指示同步操作的常量 - * 关键字：abstract - */ -public abstract class Node { - //定义了各种用于表征同步状态的常量 - public static final int SYNC_ACTION_NONE = 0;// 本地和云端都无可更新内容（即本地和云端内容一致） - - public static final int SYNC_ACTION_ADD_REMOTE = 1;// 需要在远程云端增加内容 - - public static final int SYNC_ACTION_ADD_LOCAL = 2;// 需要在本地增加内容 - - public static final int SYNC_ACTION_DEL_REMOTE = 3;// 需要在远程云端删除内容 - - public static final int SYNC_ACTION_DEL_LOCAL = 4;// 需要在本地删除内容 - - public static final int SYNC_ACTION_UPDATE_REMOTE = 5;// 需要将本地内容更新到远程云端 - - public static final int SYNC_ACTION_UPDATE_LOCAL = 6;// 需要将远程云端内容更新到本地 - - public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;// 同步出现冲突 - - public static final int SYNC_ACTION_ERROR = 8;// 同步出现错误 - - private String mGid; - - private String mName; - - private long mLastModified;//记录最后一次修改时间 - - private boolean mDeleted;//表征是否被删除 - - public Node() { - mGid = null; - mName = ""; - mLastModified = 0; - mDeleted = false; - } - - public abstract JSONObject getCreateAction(int actionId); - - public abstract JSONObject getUpdateAction(int actionId); - - public abstract void setContentByRemoteJSON(JSONObject js); - - public abstract void setContentByLocalJSON(JSONObject js); - - public abstract JSONObject getLocalJSONFromContent(); - - public abstract int getSyncAction(Cursor c); - - public void setGid(String gid) { - this.mGid = gid; - } - - public void setName(String name) { - this.mName = name; - } - - public void setLastModified(long lastModified) { - this.mLastModified = lastModified; - } - - public void setDeleted(boolean deleted) { - this.mDeleted = deleted; - } - - public String getGid() { - return this.mGid; - } - - public String getName() { - return this.mName; - } - - public long getLastModified() { - return this.mLastModified; - } - - public boolean getDeleted() { - return this.mDeleted; - } - -} \ No newline at end of file diff --git a/SqlData.java b/SqlData.java deleted file mode 100644 index e69de29..0000000 diff --git a/SqlNote.java b/SqlNote.java deleted file mode 100644 index e69de29..0000000 diff --git a/Task.java b/Task.java deleted file mode 100644 index bf514d0..0000000 --- a/Task.java +++ /dev/null @@ -1,323 +0,0 @@ -package net.micode.notes.gtask.data; - -public class Task extends Node { - private static final String TAG = Task.class.getSimpleName(); - - private boolean mCompleted;//是否完成 - - private String mNotes; - - private JSONObject mMetaInfo;//将在实例中存储数据的类型 - - private Task mPriorSibling;//对应的优先兄弟Task的指针（待完善） - - private TaskList mParent;//所在的任务列表的指针 - - public Task() { - super(); - mCompleted = false; - mNotes = null; - mPriorSibling = null;//TaskList中当前Task前面的Task的指针 - mParent = null;//当前Task所在的TaskList - mMetaInfo = null; - } - - public JSONObject getCreateAction(int actionId) { - JSONObject js = new JSONObject(); - - try { - // action_type - js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, - GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); - - // action_id - js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - - // index - js.put(GTaskStringUtils.GTASK_JSON_INDEX, mParent.getChildTaskIndex(this)); - - // entity_delta - JSONObject entity = new JSONObject(); - entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); - entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); - entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, - GTaskStringUtils.GTASK_JSON_TYPE_TASK); - if (getNotes() != null) { - entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); - } - js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); - - // parent_id - if (mParent!= null) { - js.put(GTaskStringUtils.GTASK_JSON_PARENT_ID, mParent.getGid()); - } - - // dest_parent_type - js.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT_TYPE, - GTaskStringUtils.GTASK_JSON_TYPE_GROUP); - - // list_id - if (mParent!= null) { - js.put(GTaskStringUtils.GTASK_JSON_LIST_ID, mParent.getGid()); - } - - // prior_sibling_id - if (mPriorSibling != null) { - js.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, mPriorSibling.getGid()); - } - - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - throw new ActionFailureException("fail to generate task-create jsonobject"); - } - - return js; - } - - public JSONObject getUpdateAction(int actionId) { - JSONObject js = new JSONObject(); - - try { - // action_type - js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, - GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); - - // action_id - js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - - // id - js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); - - // entity_delta - JSONObject entity = new JSONObject(); - entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); - if (getNotes() != null) { - entity.put(GTaskStringUtils.GTASK_JSON_NOTES, getNotes()); - } - entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); - js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); - - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - throw new ActionFailureException("fail to generate task-update jsonobject"); - } - - return js; - } - - public void setContentByRemoteJSON(JSONObject js) { - if (js != null) { - try { - // id - if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { - setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); - } - - // last_modified - if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { - setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); - } - - // name - if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { - setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); - } - - // notes - if (js.has(GTaskStringUtils.GTASK_JSON_NOTES)) { - setNotes(js.getString(GTaskStringUtils.GTASK_JSON_NOTES)); - } - - // deleted - if (js.has(GTaskStringUtils.GTASK_JSON_DELETED)) { - setDeleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_DELETED)); - } - - // completed - if (js.has(GTaskStringUtils.GTASK_JSON_COMPLETED)) { - setCompleted(js.getBoolean(GTaskStringUtils.GTASK_JSON_COMPLETED)); - } - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - throw new ActionFailureException("fail to get task content from jsonobject"); - } - } - } - - public void setContentByLocalJSON(JSONObject js) { //��metadata����ʵʩ - if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE) - || !js.has(GTaskStringUtils.META_HEAD_DATA)) { - Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); - } - - try { - JSONObject note = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); - JSONArray dataArray = js.getJSONArray(GTaskStringUtils.META_HEAD_DATA); - - if (note.getInt(NoteColumns.TYPE) != Notes.TYPE_NOTE) { - Log.e(TAG, "invalid type"); - return; - } - - for (int i = 0; i < dataArray.length(); i++) { - JSONObject data = dataArray.getJSONObject(i); - if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) { - setName(data.getString(DataColumns.CONTENT)); - break; - } - } - - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - } - } - - public JSONObject getLocalJSONFromContent() { - String name = getName(); - try { - if (mMetaInfo == null) { - // new task created from web - if (name == null) { - Log.w(TAG, "the note seems to be an empty one"); - return null; - } - - JSONObject js = new JSONObject(); - JSONObject note = new JSONObject(); - JSONArray dataArray = new JSONArray(); - JSONObject data = new JSONObject(); - data.put(DataColumns.CONTENT, name); - dataArray.put(data); - js.put(GTaskStringUtils.META_HEAD_DATA, dataArray); - note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); - js.put(GTaskStringUtils.META_HEAD_NOTE, note); - return js; - } else { - // synced task - JSONObject note = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); - JSONArray dataArray = mMetaInfo.getJSONArray(GTaskStringUtils.META_HEAD_DATA); - - for (int i = 0; i < dataArray.length(); i++) { - JSONObject data = dataArray.getJSONObject(i); - if (TextUtils.equals(data.getString(DataColumns.MIME_TYPE), DataConstants.NOTE)) { - data.put(DataColumns.CONTENT, getName()); - break; - } - } - - note.put(NoteColumns.TYPE, Notes.TYPE_NOTE); - return mMetaInfo; - } - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - return null; - } - } - - public void setMetaInfo(MetaData metaData) { - if (metaData != null && metaData.getNotes() != null) { - try { - mMetaInfo = new JSONObject(metaData.getNotes()); - } catch (JSONException e) { - Log.w(TAG, e.toString()); - mMetaInfo = null; - } - } - } - - public int getSyncAction(Cursor c) { - try { - JSONObject noteInfo = null; - if (mMetaInfo != null && mMetaInfo.has(GTaskStringUtils.META_HEAD_NOTE)) { - noteInfo = mMetaInfo.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); - } - - if (noteInfo == null) { - Log.w(TAG, "it seems that note meta has been deleted"); - return SYNC_ACTION_UPDATE_REMOTE; - } - - if (!noteInfo.has(NoteColumns.ID)) { - Log.w(TAG, "remote note id seems to be deleted"); - return SYNC_ACTION_UPDATE_LOCAL; - } - - // validate the note id now - if (c.getLong(SqlNote.ID_COLUMN) != noteInfo.getLong(NoteColumns.ID)) { - Log.w(TAG, "note id doesn't match"); - return SYNC_ACTION_UPDATE_LOCAL; - } - - if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { - // there is no local update - if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // no update both side - return SYNC_ACTION_NONE; - } else { - // apply remote to local - return SYNC_ACTION_UPDATE_LOCAL; - } - } else { - // validate gtask id - if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { - Log.e(TAG, "gtask id doesn't match"); - return SYNC_ACTION_ERROR; - } - if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // local modification only - return SYNC_ACTION_UPDATE_REMOTE; - } else { - return SYNC_ACTION_UPDATE_CONFLICT; - } - } - } catch (Exception e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - } - - return SYNC_ACTION_ERROR; - } - - public boolean isWorthSaving() { - return mMetaInfo != null || (getName() != null && getName().trim().length() > 0) - || (getNotes() != null && getNotes().trim().length() > 0); - } - - public void setCompleted(boolean completed) { - this.mCompleted = completed; - } - - public void setNotes(String notes) { - this.mNotes = notes; - } - - public void setPriorSibling(Task priorSibling) { - this.mPriorSibling = priorSibling; - } - - public void setParent(TaskList parent) { - this.mParent = parent; - } - - public boolean getCompleted() { - return this.mCompleted; - } - - public String getNotes() { - return this.mNotes; - } - - public Task getPriorSibling() { - return this.mPriorSibling; - } - - public TaskList getParent() { - return this.mParent; - } - -} \ No newline at end of file diff --git a/TaskList.java b/TaskList.java deleted file mode 100644 index 97b9309..0000000 --- a/TaskList.java +++ /dev/null @@ -1,390 +0,0 @@ -package net.micode.notes.gtask.data; - -public class TaskList extends Node { - private static final String TAG = TaskList.class.getSimpleName();//tag标记 - - private int mIndex;//当前TaskList的指针 - - private ArrayList mChildren;//类中主要的保存数据的单元，用来实现一个以Task为元素的ArrayList - - public TaskList() { - super(); - mChildren = new ArrayList(); - mIndex = 1; - } - - /* (non-Javadoc) - * @see net.micode.notes.gtask.data.Node#getCreateAction(int) - * 生成并返回一个包含了一定数据的JSONObject实体 - */ - public JSONObject getCreateAction(int actionId) { - JSONObject js = new JSONObject(); - - try { - // action_type - js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, - GTaskStringUtils.GTASK_JSON_ACTION_TYPE_CREATE); - - // action_id - js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - - // index - js.put(GTaskStringUtils.GTASK_JSON_INDEX, mIndex); - - // entity_delta - JSONObject entity = new JSONObject();//entity实体 - entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); - entity.put(GTaskStringUtils.GTASK_JSON_CREATOR_ID, "null"); - entity.put(GTaskStringUtils.GTASK_JSON_ENTITY_TYPE, - GTaskStringUtils.GTASK_JSON_TYPE_GROUP); - js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); - - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - throw new ActionFailureException("fail to generate tasklist-create jsonobject"); - } - - return js; - } - - /* (non-Javadoc) - * @see net.micode.notes.gtask.data.Node#getUpdateAction(int) - * 生成并返回一个包含了一定数据的JSONObject实体 - */ - public JSONObject getUpdateAction(int actionId) { - JSONObject js = new JSONObject(); - - try { - // action_type - js.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE, - GTaskStringUtils.GTASK_JSON_ACTION_TYPE_UPDATE); - - // action_id - js.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, actionId); - - // id - js.put(GTaskStringUtils.GTASK_JSON_ID, getGid()); - - // entity_delta - JSONObject entity = new JSONObject(); - entity.put(GTaskStringUtils.GTASK_JSON_NAME, getName()); - entity.put(GTaskStringUtils.GTASK_JSON_DELETED, getDeleted()); - js.put(GTaskStringUtils.GTASK_JSON_ENTITY_DELTA, entity); - - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - throw new ActionFailureException("fail to generate tasklist-update jsonobject"); - } - - return js; - } - - public void setContentByRemoteJSON(JSONObject js) { - if (js != null) { - try { - // id - if (js.has(GTaskStringUtils.GTASK_JSON_ID)) { - setGid(js.getString(GTaskStringUtils.GTASK_JSON_ID)); - } - - // last_modified - if (js.has(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)) { - setLastModified(js.getLong(GTaskStringUtils.GTASK_JSON_LAST_MODIFIED)); - } - - // name - if (js.has(GTaskStringUtils.GTASK_JSON_NAME)) { - setName(js.getString(GTaskStringUtils.GTASK_JSON_NAME)); - } - - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - throw new ActionFailureException("fail to get tasklist content from jsonobject"); - } - } - } - - public void setContentByLocalJSON(JSONObject js) { - // 判断js是否为空，或者js中是否有GTaskStringUtils.META_HEAD_NOTE - if (js == null || !js.has(GTaskStringUtils.META_HEAD_NOTE)) { - Log.w(TAG, "setContentByLocalJSON: nothing is avaiable"); - } - - try { - // 获取js中的JSONObject - JSONObject folder = js.getJSONObject(GTaskStringUtils.META_HEAD_NOTE); - - // 判断folder的类型是否为folder - if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_FOLDER) { - // 获取folder的name - String name = folder.getString(NoteColumns.SNIPPET); - // 设置name - setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + name); - } else if (folder.getInt(NoteColumns.TYPE) == Notes.TYPE_SYSTEM) { - // 判断folder的id是否为Notes.ID_ROOT_FOLDER - if (folder.getLong(NoteColumns.ID) == Notes.ID_ROOT_FOLDER) - // 设置name - setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX + GTaskStringUtils.FOLDER_DEFAULT); - // 判断folder的id是否为Notes.ID_CALL_RECORD_FOLDER - else if (folder.getLong(NoteColumns.ID) == Notes.ID_CALL_RECORD_FOLDER) - // 设置name - setName(GTaskStringUtils.MIUI_FOLDER_PREFFIX - + GTaskStringUtils.FOLDER_CALL_NOTE); - else - Log.e(TAG, "invalid system folder"); - } else { - Log.e(TAG, "error type"); - } - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - } - } - - public JSONObject getLocalJSONFromContent() { - try { - // 创建一个JSONObject对象 - JSONObject js = new JSONObject(); - // 创建一个JSONObject对象，用于存放文件夹信息 - JSONObject folder = new JSONObject(); - - // 获取文件夹名 - String folderName = getName(); - // 如果文件夹名以MIUI_FOLDER_PREFFIX开头，则截取文件夹名 - if (getName().startsWith(GTaskStringUtils.MIUI_FOLDER_PREFFIX)) - folderName = folderName.substring(GTaskStringUtils.MIUI_FOLDER_PREFFIX.length(), - folderName.length()); - // 将文件夹名放入JSONObject对象中 - folder.put(NoteColumns.SNIPPET, folderName); - // 如果文件夹名是默认文件夹或者电话记录文件夹，则将文件夹类型设置为系统文件夹，否则设置为普通文件夹 - if (folderName.equals(GTaskStringUtils.FOLDER_DEFAULT) - || folderName.equals(GTaskStringUtils.FOLDER_CALL_NOTE)) - folder.put(NoteColumns.TYPE, Notes.TYPE_SYSTEM); - else - folder.put(NoteColumns.TYPE, Notes.TYPE_FOLDER); - - // 将文件夹信息放入JSONObject对象中 - js.put(GTaskStringUtils.META_HEAD_NOTE, folder); - - // 返回JSONObject对象 - return js; - } catch (JSONException e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - return null; - } - } - - public int getSyncAction(Cursor c) { - try { - if (c.getInt(SqlNote.LOCAL_MODIFIED_COLUMN) == 0) { - // there is no local update - if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // no update both side - return SYNC_ACTION_NONE; - } else { - // apply remote to local - return SYNC_ACTION_UPDATE_LOCAL; - } - } else { - // validate gtask id - if (!c.getString(SqlNote.GTASK_ID_COLUMN).equals(getGid())) { - Log.e(TAG, "gtask id doesn't match"); - return SYNC_ACTION_ERROR; - } - if (c.getLong(SqlNote.SYNC_ID_COLUMN) == getLastModified()) { - // local modification only - return SYNC_ACTION_UPDATE_REMOTE; - } else { - // for folder conflicts, just apply local modification - return SYNC_ACTION_UPDATE_REMOTE; - } - } - } catch (Exception e) { - Log.e(TAG, e.toString()); - e.printStackTrace(); - } - - return SYNC_ACTION_ERROR; - } - - /** - * @return - * 功能：获得TaskList的大小，即mChildren的大小 - */ - public int getChildTaskCount() { - return mChildren.size(); - } - - /** - * @param task - * @return 返回值为是否成功添加任务。 - * 功能：在当前任务表末尾添加新的任务。 - */ - public boolean addChildTask(Task task) { - boolean ret = false; - if (task != null && !mChildren.contains(task)) { - ret = mChildren.add(task); - if (ret) { - // need to set prior sibling and parent - task.setPriorSibling(mChildren.isEmpty() ? null : mChildren - .get(mChildren.size() - 1)); - task.setParent(this); - //注意：每一次ArrayList的变化都要紧跟相关Task中PriorSibling的更改 - //，接下来几个函数都有相关操作 - } - } - return ret; - } - - /** - * @param task - * @param index - * @return - * 功能：在当前任务表的指定位置添加新的任务。 - */ - public boolean addChildTask(Task task, int index) { - if (index < 0 || index > mChildren.size()) { - Log.e(TAG, "add child task: invalid index"); - return false; - } - - int pos = mChildren.indexOf(task); - if (task != null && pos == -1) { - mChildren.add(index, task); - - // update the task list - Task preTask = null; - Task afterTask = null; - if (index != 0) - preTask = mChildren.get(index - 1); - if (index != mChildren.size() - 1) - afterTask = mChildren.get(index + 1); - - task.setPriorSibling(preTask); - if (afterTask != null) - afterTask.setPriorSibling(task); - } - - return true; - } - - /** - * @param task - * @return 返回删除是否成功 - * 功能：删除TaskList中的一个Task - */ - public boolean removeChildTask(Task task) { - boolean ret = false; - int index = mChildren.indexOf(task); - if (index != -1) { - ret = mChildren.remove(task); - - if (ret) { - // reset prior sibling and parent - task.setPriorSibling(null); - task.setParent(null); - - // update the task list - if (index != mChildren.size()) { - mChildren.get(index).setPriorSibling( - index == 0 ? null : mChildren.get(index - 1)); - } - } - } - return ret; - } - - /** - * @param task - * @param index - * @return - * 功能：将当前TaskList中含有的某个Task移到index位置 - */ - public boolean moveChildTask(Task task, int index) { - - if (index < 0 || index >= mChildren.size()) { - Log.e(TAG, "move child task: invalid index"); - return false; - } - - int pos = mChildren.indexOf(task); - if (pos == -1) { - Log.e(TAG, "move child task: the task should in the list"); - return false; - } - - if (pos == index) - return true; - return (removeChildTask(task) && addChildTask(task, index)); - //利用已实现好的功能完成当下功能； - } - - /** - * @param gid - * @return返回寻找结果 - * 功能：按gid寻找Task - */ - public Task findChildTaskByGid(String gid) { - for (int i = 0; i < mChildren.size(); i++) { - Task t = mChildren.get(i); - if (t.getGid().equals(gid)) { - return t; - } - } - return null; - } - - /** - * @param task - * @return - * 功能：返回指定Task的index - */ - public int getChildTaskIndex(Task task) { - return mChildren.indexOf(task); - } - - /** - * @param index - * @return - * 功能：返回指定index的Task - */ - public Task getChildTaskByIndex(int index) { - if (index < 0 || index >= mChildren.size()) { - Log.e(TAG, "getTaskByIndex: invalid index"); - return null; - } - return mChildren.get(index); - } - - /** - * @param gid - * @return - * 功能：返回指定gid的Task - */ - public Task getChilTaskByGid(String gid) { - for (Task task : mChildren) {//一种常见的ArrayList的遍历方法（四种，见精读笔记） - if (task.getGid().equals(gid)) - return task; - } - return null; - } - - //获取子任务列表 - public ArrayList getChildTaskList() { - return this.mChildren; - } - - //设置索引 - public void setIndex(int index) { - this.mIndex = index; - } - - //获取索引 - public int getIndex() { - return this.mIndex; - } -} \ No newline at end of file