From f20bcafe2e19095742439291250e978058fe11e2 Mon Sep 17 00:00:00 2001 From: m94fc2tgb Date: Sun, 24 Dec 2023 17:37:51 +0800 Subject: [PATCH] ADD file via upload --- Node.java | 127 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 127 insertions(+) create mode 100644 Node.java diff --git a/Node.java b/Node.java new file mode 100644 index 0000000..f0a981c --- /dev/null +++ b/Node.java @@ -0,0 +1,127 @@ +/* + * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net) + * + * 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 net.micode.notes.gtask.data; + +/** + * @ProjectName: MiNote + * @Package: net.micode.notes.gtask.data + * @ClassName: Node + * @Description: 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.该类包含以下属性: + * mGid:表示同步对象在云端服务器上的唯一标识符。 + * mName:表示同步对象的名称。 + * mLastModified:表示同步对象的最后修改时间。 + * mDeleted:表示同步对象是否被删除。 + * 该类提供了一些方法来操作同步对象: + * getCreateAction(int actionId):根据指定的同步操作 ID(actionId)返回创建同步操作的 JSON 数据。 + * getUpdateAction(int actionId):根据指定的同步操作 ID(actionId)返回更新同步操作的 JSON 数据。 + * setContentByRemoteJSON(JSONObject js):从远程同步数据(js)中设置同步对象的内容。 + * setContentByLocalJSON(JSONObject js):从本地同步数据(js)中设置同步对象的内容。 + * getLocalJSONFromContent():将同步对象的内容转换为本地同步数据的 JSON 格式。 + * getSyncAction(Cursor c):根据同步对象在本地的状态(Cursor c),返回同步操作的 ID。 + * 此外,该类还提供了一些 getter 和 setter 方法,用于访问同步对象的属性。 + * 该类是一个抽象类,需要子类实现其中的抽象方法来完成特定同步对象的同步操作。 + * @Author: cyh + */ + + + +import android.database.Cursor; + +import org.json.JSONObject; + + + + +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; + } + +}