reflections of structure

data/2.Java中阶/1.IO初步/1.流概述/Abstract.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Abstract.md",
+  "exercise_id": "ebe3f43cbdd0481a87ae81dfb544c317",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/1.IO初步/2.RandomAccessFile/RandomAccessFile.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "RandomAccessFile.md",
+  "notebook_enable": true,
+  "exercise_id": "8b81133bd8674ac985c8595421d60f06"
+}
\ No newline at end of file

data/2.Java中阶/1.IO初步/3.输入输出流/Input.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Input.md",
+  "exercise_id": "9e8aa61c1a0d4765b8653b6c1efddf6b",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/1.IO初步/4.文件输入输出流/FileRead.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "FileRead.md",
+  "exercise_id": "31f46a99af134571ab6f08628015e53a",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/1.IO初步/4.文件输入输出流/FileWriter.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "FileWriter.md",
+  "exercise_id": "798761d192e94c92ad5202c7ad45a2f2",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/1.IO初步/5.对象序列化/ObjectSerializable.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "ObjectSerializable.md",
+  "exercise_id": "44791908781f438dbf5d6072e3bbb611",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/1.IO初步/6.ZIP压缩输入输出流/Unzip.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Unzip.md",
+  "exercise_id": "f2f4cb2871764e989f3b313681154144",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/1.IO初步/6.ZIP压缩输入输出流/Zip.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Zip.md",
+  "exercise_id": "6ba3256a11f74d219034c9a38284db05",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/1.IO（输入输出）/1.流概述/Abstract.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "Abstract.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/1.IO（输入输出）/2.输入输出流/Input.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "Input.md",
-    "exercise_id":"",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/1.IO（输入输出）/3.文件输入输出流/FileRead.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "FileRead.md",
-    "exercise_id":"",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/1.IO（输入输出）/3.文件输入输出流/FileWriter.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "FileWriter.md",
-    "exercise_id":"",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/1.IO（输入输出）/4.ZIP压缩输入输出流/Unzip.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "Unzip.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/10.并发/1.并发的定义/Abstract.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "Abstract.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/10.并发/2.线程属性/Thread.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "Thread.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/10.并发/3.线程状态/ThreadStatus.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "ThreadStatus.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/10.并发/4.线程之间的协作/ProductorAndConsumer.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "ProductorAndConsumer.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/10.并发/5.死锁/DeadLock.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "DeakLock.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/10.并发/6.线程安全的集合/ThreadSafe.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "ThreadSafe.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/2.RandomAccessFile/RandomAccessFile.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "RandomAccessFile.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/2.使用JDBC操作数据库/1.JDBC概述/Abstract.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Abstarct.md",
+  "exercise_id": "521acb4f54644d02bbb837649efbeaf0",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/2.使用JDBC操作数据库/2.数据库操作/CRUD.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "CRUD.md",
+  "exercise_id": "0e380a8efc114621b9a1dcd964600671",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/2.使用JDBC操作数据库/2.数据库操作/PSQLConnection.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "PSQLConnection.md",
+  "exercise_id": "2fa41507eed0488da6917a2a820e86be",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/2.使用JDBC操作数据库/2.数据库操作/Transaction.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Transaction.md",
+  "exercise_id": "39d3c0683a9e40d8afee7ae823993645",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/1.NIO概述/NIOAbstract.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "NIOAbstract.md",
+  "exercise_id": "79c3350bb12245038ba67b0995fdf884",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/2.Buffer（缓冲器）/BufferRead.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "BufferRead.md",
+  "exercise_id": "45f109b019fd48a2a709dd76316ac45e",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/2.Buffer（缓冲器）/BufferType.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "BufferType.md",
+  "exercise_id": "d1040d69a14d4986a8ea2739c042a0f4",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/3.Channel（通道）/Channel.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Channel.md",
+  "exercise_id": "7c822da131284c539d968177f17e6093",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/3.Channel（通道）/ChannelType.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "ChannelType.md",
+  "exercise_id": "fc7a0a49c51d4d83bf11b8066b2de3fb",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/4.字符集和Charset/Charset.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Charset.md",
+  "exercise_id": "77d25a5bb9f7400c858932e8660245eb",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/5.文件锁/FileLock.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "FileLock.md",
+  "exercise_id": "39c68c812a5a4fe2996b2ca8fba12876",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/6.Path接口/Path.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Path.md",
+  "exercise_id": "9d573b8e54c54e50ab4a4c144df5bc11",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.NIO/7.Files工具类/Files.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Files.md",
+  "exercise_id": "89c8a848521c4a9799778e93b02a2e0a",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/3.对象序列化/ObjectSerializable.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "ObjectSerializable.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/4.使用JDBC操作数据库/1.JDBC概述/Abstract.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "Abstarct.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/4.使用JDBC操作数据库/2.数据库操作/CRUD.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "CRUD.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/4.使用JDBC操作数据库/2.数据库操作/PSQLConnection.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "PSQLConnection.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/4.使用JDBC操作数据库/2.数据库操作/Transaction.json

-{
-    "type": "code_options",
-    "author": "clong",
-    "source": "Transaction.md",
-    "exercise_id": "",
-    "notebook_enable": true
-}
\ No newline at end of file

data/2.Java中阶/4.网络编程/1.网络编程基础/Internet.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Internet.md",
+  "exercise_id": "31d16dbf649540c4b90f51ef0859aefa",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/4.网络编程/2.UDP通信/UDP.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "UDP.md",
+  "exercise_id": "bd4e2a8f5ffd4546b38f7400b7af7a3d",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/4.网络编程/3.TCP通信/TCP.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "TCP.md",
+  "exercise_id": "36b838e37dbf419db977faed81cc69d9",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/4.网络编程/5.Java的基本网络支持/Support.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Support.md",
+  "exercise_id": "eac8c5c2b7b14122bdd66651e40169a5",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/4.网络编程/8.使用代理服务器/Proxy.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "Proxy.md",
+  "exercise_id": "9ab4eaf561144775b08bf657416721af",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/4.网络编程/9.Java 11标准化的HTTP Client/HTTPClient.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "HTTPClient.md",
+  "exercise_id": "c5456368050f4ad1bdce9e19548e5c1a",
+  "notebook_enable": true
+}
\ No newline at end of file

data/2.Java中阶/4.网络编程/9.Java 11标准化的HTTP Client/WebSocket.json

+{
+  "type": "code_options",
+  "author": "clong",
+  "source": "WebSocket.md",
+  "exercise_id": "dac563065d504db1bdca92dba611f4cb",
+  "notebook_enable": true
+}
\ No newline at end of file