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vault backup: 2026-03-08 11:27:59

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This commit is contained in:
yasinshaw
2026-03-08 11:27:59 +08:00
parent fabdaaee1f
commit ec78ea8752
6 changed files with 369 additions and 2219 deletions
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4
.obsidian/plugins/obsidian-excalidraw-plugin/data.json vendored
View File

@@ -29,7 +29,7 @@
"annotateSuffix": "",
"annotatePrefix": "annotated_",
"annotatePreserveSize": false,
"previewImageType": "SVGIMG",
"previewImageType": "SVG",
"renderingConcurrency": 3,
"allowImageCache": true,
"allowImageCacheInScene": true,
@@ -97,7 +97,7 @@
"embedMarkdownCommentLinks": true,
"embedWikiLink": true,
"syncExcalidraw": false,
"experimentalFileType": false,
"experimentalFileType": true,
"experimentalFileTag": "✏️",
"experimentalLivePreview": true,
"fadeOutExcalidrawMarkup": false,

33
.obsidian/workspace.json vendored
View File

@@ -11,14 +11,12 @@
"id": "fcbc762a80282002",
"type": "leaf",
"state": {
"type": "markdown",
"type": "excalidraw",
"state": {
"file": "10-中间件/Java NIO核心原理.md",
"mode": "source",
"source": false
"file": "10-中间件/Java NIO三大核心组件架构.md"
},
"icon": "lucide-file",
"title": "Java NIO核心原理"
"icon": "excalidraw-icon",
"title": "Java NIO三大核心组件架构"
}
}
]
@@ -94,7 +92,7 @@
"state": {
"type": "backlink",
"state": {
"file": "10-中间件/Java NIO核心原理.md",
"file": "10-中间件/Java NIO三大核心组件架构.md",
"collapseAll": false,
"extraContext": false,
"sortOrder": "alphabetical",
@@ -104,7 +102,7 @@
"unlinkedCollapsed": true
},
"icon": "links-coming-in",
"title": "Java NIO核心原理 的反向链接列表"
"title": "Java NIO三大核心组件架构 的反向链接列表"
}
},
{
@@ -113,12 +111,12 @@
"state": {
"type": "outgoing-link",
"state": {
"file": "10-中间件/Java NIO核心原理.md",
"file": "10-中间件/Java NIO三大核心组件架构.md",
"linksCollapsed": false,
"unlinkedCollapsed": true
},
"icon": "links-going-out",
"title": "Java NIO核心原理 的出链列表"
"title": "Java NIO三大核心组件架构 的出链列表"
}
},
{
@@ -156,13 +154,13 @@
"state": {
"type": "outline",
"state": {
"file": "10-中间件/Java NIO核心原理.md",
"file": "10-中间件/Java NIO三大核心组件架构.md",
"followCursor": false,
"showSearch": false,
"searchQuery": ""
},
"icon": "lucide-list",
"title": "Java NIO核心原理 的大纲"
"title": "Java NIO三大核心组件架构 的大纲"
}
},
{
@@ -198,14 +196,15 @@
},
"active": "fcbc762a80282002",
"lastOpenFiles": [
"10-中间件/零拷贝原理对比.md",
"10-中间件/Buffer核心属性.md",
"10-中间件/Java NIO三大核心组件架构.excalidraw",
"10-中间件/Java NIO核心原理.md",
"10-中间件/Java NIO三大核心组件架构.md",
"10-中间件/Selector多路复用模型.md",
"10-中间件/Buffer核心属性.md",
"10-中间件/Buffer核心属性.excalidraw",
"10-中间件/零拷贝原理对比.md",
"10-中间件/零拷贝原理对比.excalidraw",
"README.md",
"10-中间件/Java NIO核心原理.md",
"10-中间件/Selector多路复用模型.md",
"10-中间件/Netty核心原理.md",
"10-中间件/Selector多路复用模型.excalidraw",
"00-项目概述/项目概述.md",
@@ -227,8 +226,6 @@
"16-LeetCode Hot 100/最大正方形.md",
"16-LeetCode Hot 100/柱状图中最大的矩形.md",
"16-LeetCode Hot 100/单词搜索.md",
"16-LeetCode Hot 100/子集.md",
"16-LeetCode Hot 100/最长回文子串.md",
"16-LeetCode Hot 100",
"00-项目概述",
"questions/15-简历面试",

677
10-中间件/Buffer核心属性.md
View File

@@ -7,596 +7,95 @@ tags: [excalidraw]
# Excalidraw Data
## Text Elements
Buffer 核心属性与操作方法 ^title
Buffer 内存布局 ^F170UwND
已处理数据 ^uEcrHn40
可读/写数据 ^nl2gkhR5
不可访问 ^7u7LcHEP
mark ^XDipkAsd
position ^n5M44OQA
limit ^TmqgLMcU
capacity ^rj9qYWgW
核心操作方法 ^qybO9QdY
mark「」
标记当前 position 位置 ^method1
reset「」
恢复到 mark 位置 ^method2
clear「」
position=0, limit=capacity ^method3
flip「」
limit=position, position=0 ^method4
%%
## Drawing
```json
{
"type": "excalidraw",
"version": 2,
"source": "https://github.com/zsviczian/obsidian-excalidraw-plugin",
"elements": [
{
"id": "title",
"type": "text",
"x": 350,
"y": 30,
"width": 500,
"height": 35,
"angle": 0,
"strokeColor": "#1e40af",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 1,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "Buffer 核心属性与操作方法",
"fontSize": 28,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "Buffer 核心属性与操作方法",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "buffer-title",
"type": "text",
"x": 480,
"y": 100,
"width": 240,
"height": 30,
"angle": 0,
"strokeColor": "#1e40af",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 2,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "Buffer 内存布局",
"fontSize": 24,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "Buffer 内存布局",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "processed-box",
"type": "rectangle",
"x": 150,
"y": 160,
"width": 200,
"height": 80,
"angle": 0,
"strokeColor": "#2f9e44",
"backgroundColor": "#b2f2bb",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": {"type": 3},
"seed": 3,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false
},
{
"id": "processed-label",
"type": "text",
"x": 200,
"y": 185,
"width": 100,
"height": 30,
"angle": 0,
"strokeColor": "#2b8a3e",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 4,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "已处理数据",
"fontSize": 20,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "已处理数据",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "readwrite-box",
"type": "rectangle",
"x": 360,
"y": 160,
"width": 280,
"height": 80,
"angle": 0,
"strokeColor": "#1971c2",
"backgroundColor": "#a5d8ff",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": {"type": 3},
"seed": 5,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false
},
{
"id": "readwrite-label",
"type": "text",
"x": 450,
"y": 185,
"width": 100,
"height": 30,
"angle": 0,
"strokeColor": "#1864ab",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 6,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "可读/写数据",
"fontSize": 20,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "可读/写数据",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "inaccessible-box",
"type": "rectangle",
"x": 650,
"y": 160,
"width": 200,
"height": 80,
"angle": 0,
"strokeColor": "#e03131",
"backgroundColor": "#ffc9c9",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": {"type": 3},
"seed": 7,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false
},
{
"id": "inaccessible-label",
"type": "text",
"x": 690,
"y": 185,
"width": 120,
"height": 30,
"angle": 0,
"strokeColor": "#c92a2a",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 8,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "不可访问",
"fontSize": 20,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "不可访问",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "mark-label",
"type": "text",
"x": 150,
"y": 255,
"width": 70,
"height": 25,
"angle": 0,
"strokeColor": "#f59e0b",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 9,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "mark",
"fontSize": 20,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "mark",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "position-label",
"type": "text",
"x": 360,
"y": 255,
"width": 100,
"height": 25,
"angle": 0,
"strokeColor": "#3b82f6",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 10,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "position",
"fontSize": 20,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "position",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "limit-label",
"type": "text",
"x": 640,
"y": 255,
"width": 70,
"height": 25,
"angle": 0,
"strokeColor": "#e03131",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 11,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "limit",
"fontSize": 20,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "limit",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "capacity-label",
"type": "text",
"x": 850,
"y": 255,
"width": 100,
"height": 25,
"angle": 0,
"strokeColor": "#7c3aed",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 12,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "capacity",
"fontSize": 20,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "capacity",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "methods-box",
"type": "rectangle",
"x": 150,
"y": 320,
"width": 700,
"height": 200,
"angle": 0,
"strokeColor": "#5c7cfa",
"backgroundColor": "#d0ebff",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": {"type": 3},
"seed": 13,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false
},
{
"id": "methods-title",
"type": "text",
"x": 410,
"y": 335,
"width": 180,
"height": 30,
"angle": 0,
"strokeColor": "#364fc7",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 14,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "核心操作方法",
"fontSize": 24,
"fontFamily": 5,
"textAlign": "center",
"verticalAlign": "middle",
"containerId": null,
"originalText": "核心操作方法",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "method1",
"type": "text",
"x": 180,
"y": 385,
"width": 300,
"height": 50,
"angle": 0,
"strokeColor": "#374151",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 15,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "mark「」\n标记当前 position 位置",
"fontSize": 18,
"fontFamily": 5,
"textAlign": "left",
"verticalAlign": "middle",
"containerId": null,
"originalText": "mark「」\n标记当前 position 位置",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "method2",
"type": "text",
"x": 510,
"y": 385,
"width": 300,
"height": 50,
"angle": 0,
"strokeColor": "#374151",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 16,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "reset「」\n恢复到 mark 位置",
"fontSize": 18,
"fontFamily": 5,
"textAlign": "left",
"verticalAlign": "middle",
"containerId": null,
"originalText": "reset「」\n恢复到 mark 位置",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "method3",
"type": "text",
"x": 180,
"y": 450,
"width": 300,
"height": 50,
"angle": 0,
"strokeColor": "#374151",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 17,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "clear「」\nposition=0, limit=capacity",
"fontSize": 18,
"fontFamily": 5,
"textAlign": "left",
"verticalAlign": "middle",
"containerId": null,
"originalText": "clear「」\nposition=0, limit=capacity",
"autoResize": true,
"lineHeight": 1.25
},
{
"id": "method4",
"type": "text",
"x": 510,
"y": 450,
"width": 300,
"height": 50,
"angle": 0,
"strokeColor": "#374151",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 18,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "flip「」\nlimit=position, position=0",
"fontSize": 18,
"fontFamily": 5,
"textAlign": "left",
"verticalAlign": "middle",
"containerId": null,
"originalText": "flip「」\nlimit=position, position=0",
"autoResize": true,
"lineHeight": 1.25
}
],
"appState": {
"gridSize": null,
"viewBackgroundColor": "#ffffff"
},
"files": {}
}
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```
%%

90
10-中间件/Java NIO三大核心组件架构.md
View File

@@ -33,6 +33,32 @@ Selector ^EzyNSyMP
事件分发 ^W2YtCdM1
Java NIO 三大核心组件 ^title
Channel ^2X52NCNg
数据通道
双向数据流
非阻塞I/O ^MrNWXSvf
Buffer ^an1w8pS5
数据容器
数据存储
读写切换 ^dWE7ePO1
Selector ^HFLUjTxi
多路复用器
事件监听
单线程管理多连接 ^t1Kg2Zpr
数据读写 ^fTvjwqXe
注册事件 ^0qu1wdtb
事件分发 ^vpw9Q2uL
%%
## Drawing
```compressed-json
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```
%%

576
10-中间件/Selector多路复用模型.md
View File

@@ -7,507 +7,83 @@ tags: [excalidraw]
# Excalidraw Data
## Text Elements
Selector 多路复用模型 ^title
Selector
select「」等待 ^dKlwZWLB
Channel1
就绪 ^iCbx4jCI
Channel2
就绪 ^XNZeJbHS
Channel3
就绪 ^KPimaPoH
... ^g2B63Pk5
Event Loop ^Th3JCxgv
• select「」 - 等待就绪事件
• process「」 - 处理事件
• repeat - 循环执行 ^3nHPhhA0
单线程管理 ^EU4MXsdi
%%
## Drawing
```json
{
"type": "excalidraw",
"version": 2,
"source": "https://github.com/zsviczian/obsidian-excalidraw-plugin",
"elements": [
{
"id": "title",
"type": "text",
"x": 400,
"y": 30,
"width": 400,
"height": 35,
"angle": 0,
"strokeColor": "#1e40af",
"backgroundColor": "transparent",
"fillStyle": "solid",
"strokeWidth": 2,
"strokeStyle": "solid",
"roughness": 1,
"opacity": 100,
"groupIds": [],
"roundness": null,
"seed": 1,
"version": 1,
"isDeleted": false,
"boundElements": null,
"updated": 1,
"link": null,
"locked": false,
"text": "Selector 多路复用模型",
"fontSize": 28,
"fontFamily": 5,
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```
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10-中间件/零拷贝原理对比.md
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