●Chapter  1: An Introduction to Java / Java概述  1 1.1  Java as a Programming Platform / Java程序设计平台  1 1.2  The Java“White Paper”Buzzwords / Java“白皮书”中的口号  2 1.2.1  Simple / 简单  3 1.2.2  Object-Oriented / 面向对象  4 1.2.3  Distributed / 分布式  4 1.2.4  Robust / 健壮  4 1.2.5  Secure / 安全  5 1.2.6  Architecture-Neutral / 体系结构中立  6 1.2.7  Portable / 可移植  6 1.2.8  Interpreted / 解释型  7 1.2.9  High-Performance / 高性能  7 1.2.10  ltithreaded / 多线程  8 1.2.11  Dynamic / 动态  8 1.3  Java Applets and the Internet / Java Applet与Internet  9 1.4  A Short History of Java / Java简史  10 1.5  Common Misconceptions about Java / 对Java的常见误解  13 Chapter  2: The Java Programming Environment / Java编程环境  17 2.1  Installing the Java Development Kit / 安装Java开发包（JDK）  18 2.1.1  Downloading the JDK / 下载JDK  18 2.1.2  Setting up the JDK / 设置JDK  20 2.1.3  Installing Source Files and Documentation / 安装源文件和文档  22 2.2  Using the Command-Line Tools / 使用命令行工具  23 2.3  Using an Integrated Development Environment / 使用集成开发环境  29 2.4  JShell  32 Chapter  3: Fundamental Programming Structures in Java / Java的基本编程结构  37 3.1  A Simple Java Program / 一个简单的Java程序  38 3.2  Comments / 注释  41 3.3  Data Types / 数据类型  42 3.3.1  Integer Types / 整型  43 3.3.2  Floating-Point Types / 浮点型  44 3.3.3  The char Type / char类型  46 3.3.4  Unicode and the char Type / Unicode与char类型  47 3.3.5  The boolean Type / boolean类型  48 3.4  Variables and Constants / 变量和常量  48 3.4.1  Declaring Variables / 声明变量  48 3.4.2  Initializing Variables / 初始化变量  50 3.4.3  Constants / 常量  51 3.4.4  Enumerated Types / 枚举类型  52 3.5  Operators / 运算符  52 3.5.1  Arithmetic Operators / 算术运算符  52 3.5.2  Mathematical Functions and Constants / 数学函数和常量  54 3.5.3  Conversions between Numeric Types / 数值类型之间的转换  56 3.5.4  Casts / 强制类型转换  57 3.5.5  Combining Assignment with Operators / 组合赋值运算符  58 3.5.6  Increment and Decrement Operators / 自增与自减运算符  58 3.5.7  Relational and boolean Operators / 关系与boolean运算符  59 3.5.8  Bitwise Operators / 位运算符  60 3.5.9  Parentheses and Operator Hierarchy / 括号与运算符优先级  61 3.6  Strings / 字符串  62 3.6.1  Substrings / 子串  62 3.6.2  Concatenation / 拼接  63 3.6.3  Strings Are Imtable / String是不可变的  63 3.6.4  Testing Strings for Equality / 测试字符串是否相等  65 3.6.5  Empty and Null Strings / 空串与null串  66 3.6.6  Code Points and Code Units / 码位与编码单元  66 3.6.7  The String API / String API  68 3.6.8  Reading the Online API Documentation / 阅读在线API文档  71 3.6.9  Building Strings / 构建字符串  74 3.7  Input and Output / 输入和输出  75 3.7.1  Reading Input / 读取输入  75 3.7.2  Formatting Output / 格式化输出  78 3.7.3  File Input and Output / 文件输入和输出  83 3.8  Control Flow / 控制流  86 3.8.1  Block Scope / 块作用域  86 3.8.2  Conditional Statements / 条件语句  87 3.8.3  Loops / 循环  91 3.8.4  Determinate Loops / 确定性循环  95 3.8.5  ltiple Selections—The switch Statement / 多重选择：switch语句  99 3.8.6  Statements That Break Control Flow / 用于跳出控制流的语句  102 3.9  Big Numbers / 大数  105 3.10  Arrays / 数组  108 3.10.1  Declaring Arrays / 声明数组  108 3.10.2  Accessing Array Elements / 访问数组元素  109 3.10.3  The “for each” Loop / “for each”循环  110 3.10.4  Array Copying / 数组复制  111 3.10.5  Command-Line Parameters / 命令行参数  112 3.10.6  Array Sorting / 数组排序  113 3.10.7  ltidimensional Arrays / 多维数组  116 3.10.8  Ragged Arrays / 不规则数组  120 Chapter  4: Objects and Classes / 对象与类  125 4.1  Introduction to Object-Oriented Programming / 面向对象编程简介  126 4.1.1  Classes / 类  127 4.1.2  Objects / 对象  128 4.1.3  Identifying Classes / 识别类  129 4.1.4  Relationships between Classes / 类之间的关系  129 4.2  Using Predefined Classes / 使用预定义类  131 4.2.1  Objects and Object Variables / 对象与对象变量  132 4.2.2  The LocalDate Class of the Java Library / Java库中的LocalDate类  135 4.2.3  tator and Accessor Methods / 更改器方法与访问器方法  138 4.3  Defining Your Own Classes / 定义自己的类  141 4.3.1  An Employee Class / Employee类  142 4.3.2  Use of ltiple Source Files / 使用多个源文件  145 4.3.3  Dissecting the Employee Class / 分析Employee类  146 4.3.4  First Steps with Constructors / 从构造器开始  146 4.3.5  Declaring Local Variables with var / 使用var声明局部变量  148 4.3.6  Working with null References / 使用null引用  148 4.3.7  Implicit and Explicit Parameters / 隐式参数与显式参数  150 4.3.8  Benefits of Encapsulation / 封装的好处  151 4.3.9  Class-Based Access Privileges / 基于类的访问权限  154 4.3.10  Private Methods / 私有方法  155 4.3.11  Final Instance Fields / final实例字段  155 4.4  Static Fields and Methods / 静态的字段与方法  156 4.4.1  Static Fields / 静态字段  156 4.4.2  Static Constants / 静态常量  157 4.4.3  Static Methods / 静态方法  158 4.4.4  Factory Methods / 工厂方法  159 4.4.5  The main Method / main方法  160 4.5  Method Parameters / 方法参数  163 4.6  Object Construction / 对象构建  170 4.6.1  Overloading / 重载  170 4.6.2  Default Field Initialization / 默认字段初始化  171 4.6.3  The Constructor with No Arguments / 无参构造器  172 4.6.4  Explicit Field Initialization / 显式字段初始化  173 4.6.5  Parameter Names / 参数名  174 4.6.6  Calling Another Constructor / 调用另一个构造器  175 4.6.7  Initialization Blocks / 初始化块  175 4.6.8  Object Destruction and the finalize Method / 对象析构与finalize方法  180 4.7  Packages / 包  180 4.7.1  Package Names / 包名  181 4.7.2  Class Importation / 导入类  181 4.7.3  Static Imports / 静态导入  183 4.7.4  Addition of a Class into a Package / 将类添加到某个包中  184 4.7.5  Package Access / 包访问权限  187 4.7.6  The Class Path / 类路径  189 4.7.7  Setting the Class Path / 设置类路径  191 4.8  JAR Files / JAR文件  192 4.8.1  Creating JAR files / 创建JAR文件  192 4.8.2  The Manifest / 清单文件  193 4.8.3  Executable JAR Files / 可执行的JAR文件  194 4.8.4  lti-Release JAR Files / 支持多个Java版本的JAR文件  195 4.8.5  A Note about Command-Line Options / 关于命令行选项的说明  197 4.9  Documentation Comments / 文档注释  198 4.9.1  Comment Insertion / 插入注释  199 4.9.2  Class Comments / 类注释  199 4.9.3  Method Comments / 方法注释  200 4.9.4  Field Comments / 字段注释  201 4.9.5  General Comments / 通用注释  201 4.9.6  Package Comments / 包注释  202 4.9.7  Comment Extraction / 提取注释  203 4.10  Class Design Hints / 类设计建议  204 Chapter  5: Inheritance / 继承  207 5.1  Classes, Superclasses, and Subclasses / 类、超类与子类  208 5.1.1  Defining Subclasses / 定义子类  208 5.1.2  Overriding Methods / 覆盖方法  210 5.1.3  Subclass Constructors / 子类构造器  211 5.1.4  Inheritance Hierarchies / 继承层次  216 5.1.5  Polymorphism / 多态  217 5.1.6  Understanding Method Calls / 理解方法调用  218 5.1.7  Preventing Inheritance: Final Classes and Methods / 阻止继承：final修饰的类和方法  221 5.1.8  Casting / 强制类型转换  223 5.1.9  Abstract Classes / 抽象类  225 5.1.10  Protected Access / 受保护访问  231 5.2  Object: The Cosmic Superclass / Object：所有类的超类  232 5.2.1  Variables of Type Object / Object类型的变量  232 5.2.2  The equals Method / equals方法  233 5.2.3  Equality Testing and Inheritance / 相等测试与继承  234 5.2.4  The hashCode Method / hashCode方法  238 5.2.5  The toString Method / toString方法  241 5.3  Generic Array Lists / 泛型数组列表  248 5.3.1  Declaring Array Lists / 声明数组列表  248 5.3.2  Accessing Array List Elements / 访问数组列表的元素  251 5.3.3  Compatibility between Typed and Raw Array Lists / 类型化和原始数组列表的兼容性  255 5.4  Object Wrappers and Autobong / 对象包装器与自动装箱  256 5.5  Methods with a Variable Number of Parameters / 参数数量可变的方法  260 5.6  Enumeration Classes / 枚举类  261 5.7  Reflection / 反射  264 5.7.1  The Class Class / Class类  264 5.7.2  A Primer on Declaring Exceptions / 初步了解如何声明异常  267 5.7.3  Resources / 资源  268 5.7.4  Using Reflection to Analyze the Capabilities of Classes / 使用反射分析类的能力  271 5.7.5  Using Reflection to Analyze Objects at Runtime / 使用反射在运行时分析对象  277 5.7.6  Using Reflection to Write Generic Array Code / 使用反射编写泛型数组代码  283 5.7.7  Invoking Arbitrary Methods and Constructors / 调用任意方法和构造器  286 5.8  Design Hints for Inheritance / 继承的设计建议  290 Chapter  6: Interfaces, Lambda Expressions, and Inner Classes / 接口、Lambda表达式和内部类  295 6.1  Interfaces / 接口  296 6.1.1  The Interface Concept / 接口的概念  296 6.1.2  Properties of Interfaces / 接口的特性  303 6.1.3  Interfaces and Abstract Classes / 接口与抽象类  305 6.1.4  Static and Private Methods / 静态和私有方法  306 6.1.5  Default Methods / 默认方法  307 6.1.6  Resolving Default Method Conflicts / 解决默认方法的冲突  308 6.1.7  Interfaces and Callbacks / 接口与回调  310 6.1.8  The Comparator Interface / Comparator接口  313 6.1.9  Object Cloning / 对象克隆  314 6.2  Lambda Expressions / Lambda表达式  322 6.2.1  Why Lambdas / 为什么引入Lambda表达式  322 6.2.2  The Syntax of Lambda Expressions / Lambda表达式的语法  323 6.2.3  Functional Interfaces / 函数式接口  326 6.2.4  Method References / 方法引用  328 6.2.5  Constructor References / 构造器引用  332 6.2.6  Variable Scope / 变量作用域  333 6.2.7  Processing Lambda Expressions / 处理Lambda表达式  335 6.2.8  More about Comparators / 再谈Comparator  339 6.3  Inner Classes / 内部类  340 6.3.1  Use of an Inner Class to Access Object State / 使用内部类访问对象状态  341 6.3.2  Spe Syntax Rules for Inner Classes / 内部类的特殊语法规则  345 6.3.3  Are Inner Classes Useful Actually Necessary Secure / 内部类是否有用、必要和安全  346 6.3.4  Local Inner Classes / 局部内部类  349 6.3.5  Accessing Variables from Outer Methods / 从外部方法访问变量  350 6.3.6  Anonymous Inner Classes / 匿名内部类  352 6.3.7  Static Inner Classes / 静态内部类  356 6.4  Service Loaders / 服务加载器  360 6.5  Proes / 代理  362 6.5.1  When to Use Proes / 何时使用代理  363 6.5.2  Creating Proxy Objects / 创建代理对象  363 6.5.3  Properties of Proxy Classes / 代理类的特性  368 Chapter  7: Exceptions, Assertions, and Logging / 异常、断言与日志  371 7.1  Dealing with Errors / 处理错误  372 7.1.1  The Classification of Exceptions / 异常分类  373 7.1.2  Declaring Checked Exceptions / 声明检查型异常  375 7.1.3  How to Throw an Exception / 如何抛出异常  378 7.1.4  Creating Exception Classes / 创建异常类  380 7.2  Catching Exceptions / 捕获异常  381 7.2.1  Catching an Exception / 捕获一个异常  381 7.2.2  Catching ltiple Exceptions / 捕获多个异常  383 7.2.3  Rethrowing and Chaining Exceptions / 再次抛出异常与异常链  384 7.2.4  The finally Clause / finally子句  386 7.2.5  The try-with-Resources Statement / try-with-resources语句  389 7.2.6  Analyzing Stack Trace Elements / 分析栈轨迹元素  391 7.3  Tips for Using Exceptions / 异常使用技巧  396 7.4  Using Assertions / 使用断言  399 7.4.1  The Assertion Concept / 断言的概念  399 7.4.2  Assertion Enabling and Disabling / 启用和禁用断言  400 7.4.3  Using Assertions for Parameter Checking / 使用断言检查参数  401 7.4.4  Using Assertions for Documenting Assumptions / 使用断言保证文档中假定成立的条件  402 7.5  Logging / 日志  403 7.5.1  Basic Logging / 基本日志  404 7.5.2  Advanced Logging / 不错日志  405 7.5.3  Changing the Log Manager Configuration / 修改日志管理器配置  407 7.5.4  Localization / 本地化  409 7.5.5  Handlers / 处理器  410 7.5.6  Filters / 过滤器  414 7.5.7  Formatters / 格式化器  415 7.5.8  A Logging Recipe / 常见日志操作总结  415 7.6  Debugging Tips / 调试技巧  425 Chapter  8: Generic Programming / 泛型编程  431 8.1  Why Generic Programming / 为什么要使用泛型编程  432 8.1.1  The Advantage of Type Parameters / 类型参数的好处  432 8.1.2  Who Wants to Be a Generic Programmer / 哪些人想成为泛型程序员  433 8.2  Defining a Simple Generic Class / 定义简单的泛型类  434 8.3  Generic Methods / 泛型方法  437 8.4  Bounds for Type Variables / 类型变量的绑定  438 8.5  Generic Code and the Virtual Machine / 泛型代码与虚拟机  441 8.5.1  Type Erasure / 类型擦除  441 8.5.2  Translating Generic Expressions / 翻译泛型表达式  442 8.5.3  Translating Generic Methods / 翻译泛型方法  443 8.5.4  Calling Legacy Code / 调用遗留代码  445 8.6  Restrictions and Limitations / 约束与局限性  447 8.6.1  Type Parameters Cannot Be Instantiated with Primitive Types / 类型参数不能用基本类型来实例化  447 8.6.2  Runtime Type Inquiry Only Works with Raw Types / 运行时类型查询只适用于原始类型  447 8.6.3  You Cannot Create Arrays of Parameterized Types / 不能创建参数化类型的数组  448 8.6.4  Varargs Warnings / 注意变长参数情况  448 8.6.5  You Cannot Instantiate Type Variables / 不能实例化类型变量  450 8.6.6  You Cannot Construct a Generic Array / 不能构造泛型数组  451 8.6.7  Type Variables Are Not Valid in Static Contexts of Generic Classes / 类型变量在泛型类的静态上下文中无效  452 8.6.8  You Cannot Throw or Catch Instances of a Generic Class / 不能抛出或捕获泛型类的实例  453 8.6.9  You Can Defeat Checked Exception Checking / 可以打破“检查型异常必须检查”的规则  454 8.6.10  Beware of Clashes after Erasure / 意类型擦除后的冲突  455 8.7  Inheritance Rules for Generic Types / 泛型类型的继承规则  457 8.8  Wildcard Types / 通配符类型  459 8.8.1  The Wildcard Concept / 通配符的概念  459 8.8.2  Supertype Bounds for Wildcards / 通配符的超类型限定  461 8.8.3  Unbounded Wildcards / 无限定通配符  464 8.8.4  Wildcard Capture / 通配符捕获  465 8.9  Reflection and Generics / 反射与泛型  467 8.9.1  The Generic Class Class / 泛型的Class类  467 8.9.2  Using Class Parameters for Type Matching / 使用Class参数进行类型匹配  469 8.9.3  Generic Type Information in the Virtual Machine / 虚拟机中的泛型类型信息  469 8.9.4  Type Literals / TypeLiteral  473 Chapter  9: Collections / 集合类  481 9.1  The Java Collections Framework / Java集合类框架  482 9.1.1  Separating Collection Interfaces and Implementation / 将集合类的接口与实现分离  482 9.1.2  The Collection Interface / Collection接口  485 9.1.3  Iterators / 迭代器  485 9.1.4  Generic Utility Methods / 泛型的实用方法  489 9.2  Interfaces in the Collections Framework / 集合类框架中的接口  492 9.3  Concrete Collections / 具体的集合类  494 9.3.1  Linked Lists / 链表  496 9.3.2  Array Lists / 数组列表  507 9.3.3  Hash Sets / 散列集  507 9.3.4  Tree Sets / 树形集  511 9.3.5  Queues and Deques / 队列与双端队列  516 9.3.6  Priority Queues / 优先级队列  518 9.4  Maps / 映射  519 9.4.1  Basic Map Operations / 基本映射操作  519 9.4.2  Updating Map Entries / 更新映射表项  523 9.4.3  Map Views / 映射视图  525 9.4.4  Weak Hash Maps / 弱散列映射  526 9.4.5  Linked Hash Sets and Maps / LinkedHashSet与LinkedHashMap  527 9.4.6  Enumeration Sets and Maps / EnumSet与EnumMap  529 9.4.7  Identity Hash Maps / IdentityHashMap  530 9.5  Views and Wrappers / 视图与包装器  532 9.5.1  Small Collections / 小型集合  532 9.5.2  Subranges / 子范围  534 9.5.3  Unmodifiable Views / 不可修改视图  535 9.5.4  Synchronized Views / 同步视图  536 9.5.5  Checked Views / 检查用视图  536 9.5.6  A Note on Optional Operations / 可选操作说明  537 9.6  Algorithms / 算法  541 9.6.1  Why Generic Algorithms / 为什么要使用泛型算法  541 9.6.2  Sorting and Shuffling / 排序与混排  543 9.6.3  Binary Search / 二分查找  546 9.6.4  Simple Algorithms / 简单算法  547 9.6.5  Bulk Operations / 主要操作  549 9.6.6  Converting between Collections and Arrays / 集合与数组之间的转换  550 9.6.7  Writing Your Own Algorithms / 编写自己的算法  551 9.7  Legacy Collections / 遗留的集合类  552 9.7.1  The Hashtable Class / Hashtable类  553 9.7.2  Enumerations / Enumeration  553 9.7.3  Property Maps / 属性映射  555 9.7.4  Stacks / 栈  558 9.7.5  Bit Sets / 位集  559 Chapter  10: Graphical User Interface Programming / 图形用户界面编程  565 10.1  A History of Java User Interface Toolkits / Java用户界面工具包的历史  565 10.2  Displaying Frames / 显示框架  567 10.2.1  Creating a Frame / 创建框架  568 10.2.2  Frame Properties / 框架属性  570 10.3  Displaying Information in a Component / 在组件中显示信息  574 10.3.1  Working with 2D Shapes / 处理2D图形  579 10.3.2  Using Color / 使用颜色  587 10.3.3  Using Fonts / 使用字体  589 10.3.4  Displaying Images / 显示图片  597 10.4  Event Handling / 事件处理  598 10.4.1  Basic Event Handling Concepts / 事件处理的基本概念  598 10.4.2  Example: Handling a Button Click / 示例：处理按钮点击事件  600 10.4.3  Specifying Listeners Concisely / 设置监听器的简洁方法  604 10.4.4  Adapter Classes / 适配器类  605 10.4.5  Actions / 动作  608 10.4.6  Mouse Events / 鼠标事件  614 10.4.7  The AWT Event Hierarchy / AWT事件层次  620 10.5  The Preferences API / Preferences API  624 Chapter  11: User Interface Components with Swing / Swing用户界面组件  631 11.1  Swing and the Model-View-Controller Design Pattern / Swing与模型-视图-控制器设计模式  632 11.2  Introduction to Layout Management / 布局管理简介  636 11.2.1  Layout Managers / 布局管理器  637 11.2.2  Border Layout / 边框布局  639 11.2.3  Grid Layout / 网格布局  642 11.3  Text Input / 文本输入  643 11.3.1  Text Fields / 文本框  643 11.3.2  Labels and Labeling Components / 标签与标签组件  645 11.3.3  Password Fields / 密码框  647 11.3.4  Text Areas / 文本区域  647 11.3.5  Scroll Panes / 滚动窗格  648 11.4  Choice Components / 选择组件  651 11.4.1  Checkboxes / 复选框  651 11.4.2  Radio Buttons /单选按钮  654 11.4.3  Borders / 边框  658 11.4.4  Combo Boxes / 组合框  661 11.4.5  Sliders / 滑动条  665 11.5  Menus / 菜单  671 11.5.1  Menu Building / 菜单构建  672 11.5.2  Icons in Menu Items / 菜单项中的图标  675 11.5.3  Checkbox and Radio Button Menu Items / 复选框和单选按钮菜单项  676 11.5.4  Pop-Up Menus / 弹出菜单  677 11.5.5  Keyboard Mnemonics and Accelerators / 键盘助记符与快捷键  679 11.5.6  Enabling and Disabling Menu Items / 启用和禁用菜单项  682 11.5.7  Toolbars / 工具栏  687 11.5.8  Tooltips / 工具提示  689 11.6  Sophisticated Layout Management / 复杂的布局管理  690 11.6.1  The Grid Bag Layout / 网格袋布局  691 11.6.2  Custom Layout Managers / 定制布局管理器  702 11.7  Dialog Boxes / 对话框  706 11.7.1  Option Dialogs / 选项对话框  707 11.7.2  Creating Dialogs / 创建对话框  712 11.7.3  Data Exchange / 数据交换  716 11.7.4  File Dialogs / 文件对话框  723 Chapter  12: Concurrency / 并发  733 12.1  What Are Threads / 什么是线程  734 12.2  Thread States / 线程状态  739 12.2.1  New Threads / 新创建线程  740 12.2.2  Runnable Threads / 可运行线程  740 12.2.3  Blocked and Waiting Threads / 被阻塞线程与等待线程  741 12.2.4  Terminated Threads / 被终止的线程  742 12.3  Thread Properties / 线程属性  743 12.3.1  Interrupting Threads / 中断线程  743 12.3.2  Daemon Threads / 守护线程  746 12.3.3  Thread Names / 线程名  747 12.3.4  Handlers for Uncaught Exceptions / 未捕获异常的处理器  747 12.3.5  Thread Priorities / 线程优先级  749 12.4  Synchronization / 同步  750 12.4.1  An Example of a Race Condition / 竞争条件的一个案例  750 12.4.2  The Race Condition Explained / 竞争条件详解  752 12.4.3  Lock Objects / 锁对象  755 12.4.4  Condition Objects / 条件对象  758 12.4.5  The synchronized Keyword / synchronized关键字  764 12.4.6  Synchronized Blocks / 同步块  768 12.4.7  The Monitor Concept / 监视器概念  770 12.4.8  Volatile Fields / volatile字段  771 12.4.9  Final Variables / final变量  772 12.4.10  Atomics / 原子  773 12.4.11  Deadlocks / 死锁  775 12.4.12  Thread-Local Variables / 线程局部变量  778 12.4.13  Why the stop and suspend Methods Are Deprecated / 为什么弃用stop和suspend方法  779 12.5  Thread-Safe Collections / 线程安全的集合  781 12.5.1  Blocking Queues / 阻塞队列  781 12.5.2  Efficient Maps, Sets, and Queues / 高效的映射、集和队列  789 12.5.3  Atomic Update of Map Entries / 映射表项的原子更新  790 12.5.4  Bulk Operations on Concurrent Hash Maps / 并发散列映射上的主要操作  794 12.5.5  Concurrent Set Views / 并发的集视图  796 12.5.6  Copy on Write Arrays / 写时复制的数组  797 12.5.7  Parallel Array Algorithms / 并行数组算法  797 12.5.8  Older Thread-Safe Collections / 较早的线程安全的集合  799 12.6  Tasks and Thread Pools / 任务和线程池  800 12.6.1  Callables and Futures / Callable与Future  800 12.6.2  Executors / 执行器  802 12.6.3  Controlling Groups of Tasks / 控制任务组  806 12.6.4  The Fork-Join Framework / Fork-Join框架  811 12.7  Asynchronous Computations / 异步计算  814 12.7.1  Completable Futures / CompletableFuture  815 12.7.2  Coming Completable Futures / 组合CompletableFuture  817 12.7.3  Long-Running Tasks in User Interface Callbacks / 用户界面回调中的长期运行任务  823 12.8  Processes / 进程  831 12.8.1  Building a Process / 构建进程  832 12.8.2  Running a Process / 运行进程  834 12.8.3  Process Handles / 进程handle  835 Appendix  / 附录  839