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/*
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* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.micode.notes.gtask.data;
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import android.database.Cursor;
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import org.json.JSONObject;
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public abstract class Node {
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// 同步动作常量（定义9种同步操作类型）
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public static final int SYNC_ACTION_NONE = 0;
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public static final int SYNC_ACTION_ADD_REMOTE = 1;
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public static final int SYNC_ACTION_ADD_LOCAL = 2;
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public static final int SYNC_ACTION_DEL_REMOTE = 3;
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public static final int SYNC_ACTION_DEL_LOCAL = 4;
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public static final int SYNC_ACTION_UPDATE_REMOTE = 5;
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public static final int SYNC_ACTION_UPDATE_LOCAL = 6;
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public static final int SYNC_ACTION_UPDATE_CONFLICT = 7;
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public static final int SYNC_ACTION_ERROR = 8;
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// 节点基础属性
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private String mGid; // Google Tasks ID或全局唯一标识
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private String mName; // 节点名称
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private long mLastModified; // 最后修改时间
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private boolean mDeleted; // 删除状态
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// 构造函数：初始化属性默认值
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public Node() {
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mGid = null;
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mName = "";
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mLastModified = 0;
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mDeleted = false;
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}
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// 抽象方法：由子类实现具体逻辑
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public abstract JSONObject getCreateAction(int actionId); // 创建同步动作的JSON
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public abstract JSONObject getUpdateAction(int actionId); // 更新同步动作的JSON
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public abstract void setContentByRemoteJSON(JSONObject js); // 从远程JSON设置内容
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public abstract void setContentByLocalJSON(JSONObject js); // 从本地JSON设置内容
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public abstract JSONObject getLocalJSONFromContent(); // 从内容生成本地JSON
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public abstract int getSyncAction(Cursor c); // 获取同步动作类型
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// 基础属性的getter和setter方法
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public void setGid(String gid) { this.mGid = gid; }
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public void setName(String name) { this.mName = name; }
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public void setLastModified(long lastModified) { this.mLastModified = lastModified; }
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public void setDeleted(boolean deleted) { this.mDeleted = deleted; }
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public String getGid() { return mGid; }
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public String getName() { return mName; }
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public long getLastModified() { return mLastModified; }
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public boolean getDeleted() { return mDeleted; }
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} |
