diff --git a/.obsidian/app.json b/.obsidian/app.json
index bec1234..f1c113a 100644
--- a/.obsidian/app.json
+++ b/.obsidian/app.json
@@ -1,7 +1,7 @@
 {
   "promptDelete": false,
   "newLinkFormat": "relative",
-  "attachmentFolderPath": "./assets/未命名",
+  "attachmentFolderPath": "./assets/Java并发编程",
   "showUnsupportedFiles": false,
   "newFileLocation": "current",
   "useMarkdownLinks": true,
diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index d2cbfe1..4737918 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -23,8 +23,12 @@
             "id": "96b1db5ad5a3b818",
             "type": "leaf",
             "state": {
-              "type": "empty",
-              "state": {}
+              "type": "markdown",
+              "state": {
+                "file": "Books/Java并发编程/Java并发编程.md",
+                "mode": "source",
+                "source": false
+              }
             }
           }
         ],
@@ -94,6 +98,7 @@
             "state": {
               "type": "backlink",
               "state": {
+                "file": "Books/Java并发编程/Java并发编程.md",
                 "collapseAll": false,
                 "extraContext": false,
                 "sortOrder": "alphabetical",
@@ -110,6 +115,7 @@
             "state": {
               "type": "outgoing-link",
               "state": {
+                "file": "Books/Java并发编程/Java并发编程.md",
                 "linksCollapsed": false,
                 "unlinkedCollapsed": true
               }
@@ -131,7 +137,9 @@
             "type": "leaf",
             "state": {
               "type": "outline",
-              "state": {}
+              "state": {
+                "file": "Books/Java并发编程/Java并发编程.md"
+              }
             }
           },
           {
@@ -160,8 +168,9 @@
       "obsidian-excalidraw-plugin:新建 Excalidraw 绘图": false
     }
   },
-  "active": "37c3469d51811935",
+  "active": "96b1db5ad5a3b818",
   "lastOpenFiles": [
+    "Books/未命名.md",
     "Books/代码随想录/代码随想录.md",
     "Books/代码随想录/().md",
     "Temp/未命名.md",
@@ -170,7 +179,6 @@
     "Basic/未命名.md",
     "Excalidraw/Drawing 2023-02-19 16.06.15.excalidraw.md",
     "Excalidraw/Drawing 2023-02-19 16.07.56.excalidraw.md",
-    "Excalidraw/Drawing 2023-02-19 16.07.40.excalidraw.md",
-    "Books/Windows.md"
+    "Excalidraw/Drawing 2023-02-19 16.07.40.excalidraw.md"
   ]
 }
\ No newline at end of file
diff --git a/Books/Java并发编程/Java并发编程.md b/Books/Java并发编程/Java并发编程.md
new file mode 100644
index 0000000..e69de29