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103 lines
3.0 KiB
103 lines
3.0 KiB
/*
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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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//数据库数据操作类，用于处理与便签相关的数据库操作
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public abstract class Node {
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public static final int SYNC_ACTION_NONE = 0;// 无需同步
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public static final int SYNC_ACTION_ADD_REMOTE = 1;// 需要添加到远程
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public static final int SYNC_ACTION_ADD_LOCAL = 2; // 需要添加到本地
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public static final int SYNC_ACTION_DEL_REMOTE = 3; // 需要从远程删除
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public static final int SYNC_ACTION_DEL_LOCAL = 4;// 需要从本地删除
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public static final int SYNC_ACTION_UPDATE_REMOTE = 5;// 需要更新远程
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public static final int SYNC_ACTION_UPDATE_LOCAL = 6;// 需要更新本地
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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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private String mGid;// 节点全局唯一标识
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private String mName; // 节点名称
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private long mLastModified;// 最后修改时间戳
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private boolean mDeleted;// 删除标记
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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 - 需要子类实现
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public abstract JSONObject getCreateAction(int actionId);//从远程JSON数据设置节点内容
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public abstract JSONObject getUpdateAction(int actionId);//从本地JSON数据设置节点内容
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public abstract void setContentByRemoteJSON(JSONObject js);//将节点内容转换为本地JSON格式
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public abstract void setContentByLocalJSON(JSONObject js);//根据数据库游标确定同步动作
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public abstract JSONObject getLocalJSONFromContent();//将节点内容转换为本地JSON格式
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public abstract int getSyncAction(Cursor c);//基本访问器和修改器
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public void setGid(String gid) {
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this.mGid = gid;
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}
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public void setName(String name) {
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this.mName = name;
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}
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public void setLastModified(long lastModified) {
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this.mLastModified = lastModified;
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}
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public void setDeleted(boolean deleted) {
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this.mDeleted = deleted;
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}
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public String getGid() {
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return this.mGid;
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}
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public String getName() {
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return this.mName;
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}
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public long getLastModified() {
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return this.mLastModified;
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}
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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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