From 3f06b8843cb36587d5ccc004f472da501fd55797 Mon Sep 17 00:00:00 2001
From: LingCoder <lingcoder@gmail.com>
Date: Mon, 25 Mar 2019 02:03:40 +0800
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 SUMMARY.md          | 34 +++++++++----------
 book/20-Generics.md | 79 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 96 insertions(+), 17 deletions(-)

diff --git a/SUMMARY.md b/SUMMARY.md
index 7019f54..cd8987c 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -241,23 +241,23 @@
     * [接口和类型](book/19-Type-Information.md#接口和类型)
     * [本章小结](book/19-Type-Information.md#本章小结)
 * [第二十章 泛型](book/20-Generics.md)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [](book/20-Generics.md#)
-    * [本章小结](book/20-Generics.md#本章小结)
+    * [简单泛型](book/20-Generics.md#简单泛型)
+    * [泛型接口](book/20-Generics.md#泛型接口)
+    * [泛型方法](book/20-Generics.md#泛型方法)
+    * [复杂模型构建](book/20-Generics.md#复杂模型构建)
+    * [泛型擦除](book/20-Generics.md#泛型擦除)
+    * [补偿擦除](book/20-Generics.md#补偿擦除)
+    * [边界](book/20-Generics.md#边界)
+    * [通配符](book/20-Generics.md#通配符)
+    * [问题](book/20-Generics.md#问题)
+    * [自我约束类型](book/20-Generics.md#自我约束类型)
+    * [动态类型安全](book/20-Generics.md#动态类型安全)
+    * [泛型异常](book/20-Generics.md#泛型异常)
+    * [混入](book/20-Generics.md#混入)
+    * [潜在类型](book/20-Generics.md#潜在类型)
+    * [补偿不足](book/20-Generics.md#补偿不足)
+    * [辅助潜在类型](book/20-Generics.md#辅助潜在类型)
+    * [泛型的优劣](book/20-Generics.md#泛型的优劣)
 * [第二十一章 数组](book/21-Arrays.md)
     * [](book/21-Arrays.md#)
     * [](book/21-Arrays.md#)
diff --git a/book/20-Generics.md b/book/20-Generics.md
index 965b1dc..0ede284 100644
--- a/book/20-Generics.md
+++ b/book/20-Generics.md
@@ -1,7 +1,86 @@
 [TOC]
 
+<!-- Generics -->
 # 第二十章 泛型
 
+
+<!-- Simple Generics -->
+## 简单泛型
+
+
+<!-- Generic Interfaces -->
+## 泛型接口
+
+
+<!-- Generic Methods -->
+## 泛型方法
+
+
+<!-- Building Complex Models -->
+## 复杂模型构建
+
+
+<!-- The Mystery of Erasure -->
+## 泛型擦除
+
+
+<!-- Compensating for Erasure -->
+## 补偿擦除
+
+
+<!-- Bounds -->
+## 边界
+
+
+<!-- Wildcards -->
+## 通配符
+
+
+<!-- Issues -->
+## 问题
+
+
+<!-- Self-Bounded Types -->
+## 自我约束类型
+
+
+<!-- Dynamic Type Safety -->
+## 动态类型安全
+
+
+<!-- Exceptions -->
+## 泛型异常
+
+
+<!-- Mixins -->
+## 混入
+
+
+<!-- Latent Typing -->
+## 潜在类型
+
+
+<!-- Compensating for the Lack of (Direct) Latent -->
+## 补偿不足
+
+
+<!-- Assisted Latent Typing in Java 8 -->
+## 辅助潜在类型
+
+
+<!-- Summary: Is Casting Really So Bad? -->
+## 泛型的优劣
+
+
+
+
+
+
+
+
+
+
+
 <!-- 分页 -->
 
 <div style="page-break-after: always;"></div>
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