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