From 4c9616e0c4db7ad9cb721d2883e5f616cd4a05a3 Mon Sep 17 00:00:00 2001
From: hejunjie <jueduizhongcheng@163.com>
Date: Wed, 6 Dec 2023 21:01:28 +0800
Subject: [PATCH] hejunjie is reading now

---
 src/net/micode/notes/gtask/data/SqlData.java | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/net/micode/notes/gtask/data/SqlData.java b/src/net/micode/notes/gtask/data/SqlData.java
index d3ec3be..ccbd233 100644
--- a/src/net/micode/notes/gtask/data/SqlData.java
+++ b/src/net/micode/notes/gtask/data/SqlData.java
@@ -35,6 +35,7 @@ import org.json.JSONException;
 import org.json.JSONObject;
 
 
+//函数用于处理便签数据的数据库操作（得到类的简写名称并将其存入字符串TAG中）
 public class SqlData {
     private static final String TAG = SqlData.class.getSimpleName();
 
@@ -57,6 +58,7 @@ public class SqlData {
 
     private ContentResolver mContentResolver;
 
+    //判断是否直接用content生成，是则为true，否则为false
     private boolean mIsCreate;
 
     private long mDataId;
@@ -71,6 +73,7 @@ public class SqlData {
 
     private ContentValues mDiffDataValues;
 
+    //函数用于数据的初始化
     public SqlData(Context context) {
         mContentResolver = context.getContentResolver();
         mIsCreate = true;
@@ -82,6 +85,7 @@ public class SqlData {
         mDiffDataValues = new ContentValues();
     }
 
+    //函数用于数据的初始化
     public SqlData(Context context, Cursor c) {
         mContentResolver = context.getContentResolver();
         mIsCreate = false;
@@ -89,6 +93,7 @@ public class SqlData {
         mDiffDataValues = new ContentValues();
     }
 
+    //函数用于加载数据
     private void loadFromCursor(Cursor c) {
         mDataId = c.getLong(DATA_ID_COLUMN);
         mDataMimeType = c.getString(DATA_MIME_TYPE_COLUMN);
@@ -97,7 +102,9 @@ public class SqlData {
         mDataContentData3 = c.getString(DATA_CONTENT_DATA_3_COLUMN);
     }
 
+    //函数用于设置共享的数据，并提供异常抛出与处理机制
     public void setContent(JSONObject js) throws JSONException {
+        //如果传入的JSONObject对象中有DataColumns.ID这一项，则设置，否则设为INVALID_ID
         long dataId = js.has(DataColumns.ID) ? js.getLong(DataColumns.ID) : INVALID_ID;
         if (mIsCreate || mDataId != dataId) {
             mDiffDataValues.put(DataColumns.ID, dataId);
@@ -130,11 +137,13 @@ public class SqlData {
         mDataContentData3 = dataContentData3;
     }
 
+    //函数用于获取共享的数据，并提供异常抛出与处理机制
     public JSONObject getContent() throws JSONException {
         if (mIsCreate) {
             Log.e(TAG, "it seems that we haven't created this in database yet");
             return null;
         }
+        //创建JSONObject对象，并将相关数据放入其中，并返回。
         JSONObject js = new JSONObject();
         js.put(DataColumns.ID, mDataId);
         js.put(DataColumns.MIME_TYPE, mDataMimeType);
@@ -144,6 +153,7 @@ public class SqlData {
         return js;
     }
 
+    //函数用于把当前所做的修改保存到数据库
     public void commit(long noteId, boolean validateVersion, long version) {
 
         if (mIsCreate) {
@@ -183,6 +193,7 @@ public class SqlData {
         mIsCreate = false;
     }
 
+    //函数用于获取当前id
     public long getId() {
         return mDataId;
     }