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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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// Node类定义了同步操作的基本方法和属性
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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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// 定义同步操作的常量
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public static final int SYNC_ACTION_NONE = 0;
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// 无需同步操作
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public static final int SYNC_ACTION_ADD_REMOTE = 1;// 在远程添加
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public static final int SYNC_ACTION_ADD_LOCAL = 2;// 在本地添加
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public static final int SYNC_ACTION_DEL_REMOTE = 3;// 在远程删除
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public static final int SYNC_ACTION_DEL_LOCAL = 4;// 在本地删除
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public static final int SYNC_ACTION_UPDATE_REMOTE = 5; // 更新远程
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public static final int SYNC_ACTION_UPDATE_LOCAL = 6;// 更新本地
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public static final int SYNC_ACTION_UPDATE_CONFLICT = 7; // 更新冲突
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public static final int SYNC_ACTION_ERROR = 8;// 同步错误
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// 节点的全局唯一标识符
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private String mGid;
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// 节点的名称
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private String mName;
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// 节点最后修改时间
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private long mLastModified;
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// 节点是否已被删除
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private boolean mDeleted;
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// 默认构造函数
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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，获取创建操作的JSON对象
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public abstract JSONObject getCreateAction(int actionId);
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// 抽象方法，获取更新操作的JSON对象
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public abstract JSONObject getUpdateAction(int actionId);
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// 抽象方法，根据远程JSON设置内容
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public abstract void setContentByRemoteJSON(JSONObject js);
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// 抽象方法，根据本地JSON设置内容
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public abstract void setContentByLocalJSON(JSONObject js);
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// 抽象方法，从内容获取本地JSON对象
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public abstract JSONObject getLocalJSONFromContent();
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// 抽象方法，获取同步操作类型
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public abstract int getSyncAction(Cursor c);
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// 设置全局唯一标识符
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public void setGid(String gid) {
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this.mGid = gid;
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}
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// 设置节点名称
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public void setName(String name) {
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this.mName = name;
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}
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// 设置最后修改时间
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public void setLastModified(long lastModified) {
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this.mLastModified = lastModified;
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}
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// 设置节点是否已删除
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public void setDeleted(boolean deleted) {
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this.mDeleted = deleted;
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}
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// 获取全局唯一标识符
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public String getGid() {
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return this.mGid;
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}
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// 获取节点名称
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public String getName() {
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return this.mName;
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}
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// 获取最后修改时间
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public long getLastModified() {
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return this.mLastModified;
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}
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// 获取节点是否已删除
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public boolean getDeleted() {
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return this.mDeleted;
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}
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}
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