/* * 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. * 这段 Java 代码定义了抽象类Node,它为后续相关具体数据类构建了一个基础框架,规定了一系列与数据同步操作以及数据内容设置、获取相关的抽象方法,同时定义了表示不同同步动作类型的常量。这些常量涵盖了从无操作、远程或本地添加、删除、更新,到更新冲突以及出现错误等多种同步情况,类中的属性则记录了如唯一标识(mGid)、名称(mName)、最后修改时间(mLastModified)和删除状态(mDeleted)等基础数据信息,整体为处理具有同步需求的数据对象提供了统一的结构和行为规范。 */ package net.micode.notes.gtask.data; import android.database.Cursor; import org.json.JSONObject; public abstract class Node { public static final int SYNC_ACTION_NONE = 0; public static final int SYNC_ACTION_ADD_REMOTE = 1; public static final int SYNC_ACTION_ADD_LOCAL = 2; public static final int SYNC_ACTION_DEL_REMOTE = 3; public static final int SYNC_ACTION_DEL_LOCAL = 4; public static final int SYNC_ACTION_UPDATE_REMOTE = 5; public static final int SYNC_ACTION_UPDATE_LOCAL = 6; public static final int SYNC_ACTION_UPDATE_CONFLICT = 7; public static final int SYNC_ACTION_ERROR = 8; private String mGid; private String mName; private long mLastModified; private boolean mDeleted; 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; } }