Java编程思想 评注版PDF|Epub|txt|kindle电子书版本网盘下载

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第1部分 基本语法1

Operators（新增批注30条）1

Simpler print statements1

Using Java operators2

Precedence2

Assignment3

Mathematical operators4

Unary minus and plus operators6

Auto increment and decrement6

Relational operators7

Testing object equivalence7

Logical operators9

Literals10

Exponential notation11

Bitwise operators12

Shift operators13

Ternary if-else operator16

String operator+and+=17

Common pitfalls when using operators18

Casting operators18

Truncation and rounding19

Promotion20

Java has no"sizeof"20

Summary20

Controlling Execution（新增批注21条）21

true and false21

if-else21

Iteration22

do-while23

for23

The comma operator24

Foreach syntax25

return27

break and continue27

The infamous"goto"29

switch32

Summary34

第2部分 面向对象35

Initialization ＆ Cleanup（新增批注55条）35

Guaranteed initialization with the constructor35

Method overloading37

Distinguishing overloaded methods39

Overloading with primitives39

Overloading on return values42

Default constructors43

The this keyword44

Calling constructors from constructors46

The meaning of static47

Cleanup:finalization and garbage collection47

What is finalilze() for?48

You must perform cleanup49

The termination condition50

How a garbage collector works51

Member initialization54

Specifying initialization55

Constructor initialization56

Order of initialization56

static data initialization57

Explicit static initialization59

Non-static instance initialization61

Array initialization62

Variable argument lists65

Enumerated types70

Summary72

Access Control（新增批注21条）73

package:the library unit74

Code organization75

Creating unique package names76

A custom tool library79

Java access specifiers80

Package access80

public:interface access81

private:you can't touch that!82

protected:inheritance access83

Interface and implementation85

Class access86

Summary87

Reusing Classes（新增批注35条）89

Composition syntax89

Inheritance syntax92

Initializing the base class94

Delegation96

Combining composition and inheritance97

Guaranteeing proper cleanup99

Name hiding101

Choosing composition vs.inheritance103

protected104

Upcasting105

Why"upcasting"?106

Composition vs.inheritance revisited106

The final keyword107

final data107

final methods110

final classes112

final caution113

Initialization and class loading113

Initialization with inheritance114

Summary115

Interfaces（新增批注16条）117

Abstract classes and methods117

Interfaces120

"Multiple inheritance"in Java123

Extending an interface with inheritance125

Name collisions when combining interfaces127

Fields in interfaces127

Initializing fields in interfaces128

Interfaces and factories129

Summary130

Inner Classes（新增批注32条）131

Creating inner classes131

The link to the outer class133

Using .this and .new134

Inner classes and upcasting135

Anonymous inner classes137

Factory Method revisited140

Nested classes142

Classes inside interfaces143

Reaching outwardfrom a multiply nested class145

Why inner classes?145

Closures ＆ callbacks148

Inheriting from inner classes150

Can inner classes be overridden?150

Local inner classes152

Inner-class identifiers153

Summary154

Error Handling with Exceptions（新增批注52条）155

Basic exceptions155

Exception arguments156

Catching an exception157

The try block157

Exception handlers157

Creating your own exceptions159

Exceptions and logging161

The exception specification164

Catching any exception164

The stack trace166

Rethrowing an exception167

Exception chaining169

Standard Java exceptions172

Special case:RuntimeException172

Performing cleanup with finally174

What's fmally for?175

Using finally during return177

Pitfall:the lost exception178

Exception restrictions180

Constructors182

Exception matching187

Alternative approaches188

Passing exceptions to the console189

Summary189

第3部分 数据存储191

Strings（新增批注53条）191

Immutable Strings191

Overloading'+'vs. StringBuilder192

Unintended recursion195

Operations on Strings196

Formatting output199

printf()199

System.out.format()199

The Formatter class200

Format specifiers200

Formatter conversions202

String.format()204

Regular expressions205

Basics6

Creating regular expressions208

Quantifiers210

Pattern and Matcher211

split()218

Replace operations218

reset()220

Regular expressions and Java I/O221

Scanning input222

Scanner delimiters224

Scanning with regular expressions225

StringTokenizer225

Summary226

Arrays（新增批注36条）227

Why arrays are special227

Arrays are first-class objects228

Returning an array231

Multidimensional arrays232

Arrays and generics235

Creating test data237

Arrays.fill()238

Data Generators239

Arrays utilities243

Copying an array243

Comparing arrays244

Array element comparisons245

Sorting an array248

Searching a sorted array249

Summary251

Holding Your Objects（新增批注35条）253

Generics and type-safe containers254

Basic concepts256

Adding groups of elements258

Printing containers259

List261

Iterator263

Listlterator266

LinkedList267

Stack268

Set270

Map273

Queue276

PriorityQueue277

Collection vs. Iterator279

Foreach and iterators281

The Adapter Method idiom283

Summary286

Containers in Depth（新增批注102条）289

Full container taxonomy289

Filling containers290

A Generator solution291

Map generators292

Collection functionality294

Optional operations297

Unsupported operations298

List functionality300

Sets and storage order302

SortedSet306

Queues307

Priority queues308

Deques309

Understanding Maps310

Performance311

SortedMap314

LinkedHashMap315

Hashing and hash codes316

Understanding hashCode()319

Hashing for speed321

Overriding hashCode()324

Choosing an implementation329

A performance test framework330

Choosing between Lists333

Microbenchrnarking dangers338

Choosing between Sets339

Choosing between Maps341

Utilities344

Sorting and searching Lists347

Making a Collection or Map unmodifiable349

Synchronizing a Collection or Map350

Holding references351

The WeakHashMap353

Java 1.0/1.1 containers355

Vector ＆ Enumeration355

Hashtable356

Stack356

BitSet357

Summary359

第4部分 核心功能361

I/O（新增批注89条）361

The File class361

A directory lister361

Directory utilities364

Checking for and creating directories369

Input and output370

Types of InputStream371

Types of OutputStream372

Adding attributes and useful interfaces373

Reading from an InputStream with FilterInputStream374

Writing to an OutputStream with FilterOutputStream375

Readers ＆ Writers376

Sources and sinks of data377

Modifying stream behavior377

Unchanged classes378

Off by itself:RandomAccessFile379

Typical uses of I/O streams379

Buffered input file379

Input from memory380

Formatted memory input381

Basic file output382

Storing and recovering data383

Reading and writing random-access files385

Piped streams386

File reading ＆ writing utilities386

Reading binary files389

Standard I/O389

Reading from standard input389

Changing System.out to a PrintWriter390

Redirecting standard I/O391

Process control391

New I/O393

Converting data396

Fetching primitives398

View buffers399

Data manipulation with buffers403

Buffer details404

Memory-mapped files406

File locking409

Compression411

Simple compression with GZIP412

Multifile storage with Zip413

Java ARchives(JARs)415

Object serialization416

Finding the class419

Controlling serialization420

Using persistence427

XML432

Summary434

Concurrency（新增批注117条）435

Basic threading435

Defming tasks435

The Thread class436

Using Executors438

Producing return values from tasks440

Sleeping442

Priority443

Yielding444

Daemon threads445

Coding variations446

Joining a thread450

Catching exceptions451

Sharing resources454

Resolving shared resource contention454

Atomicity and volatility457

Atomic classes460

Critical sections462

Synchronizing on other objects462

Thread local storage463

Terminating tasks464

The omamental garden465

Terminating when blocked467

Interruption469

Cooperation between tasks475

wait() and notify All()475

notify() vs. notify All()479

Producers and consumers482

Producer-consumers and queues486

Using pipes for I/O between tasks491

Deadlock492

New library components497

CountDownLatch497

CyclicBarrier499

DelayQueue501

PriorityBlockingQueue503

The greenhouse controller with ScheduledExecutor505

Semaphore508

Exchanger511

Simulation513

Bank teller simulation513

The restaurant simulation517

Distributing work521

Performance tuning526

Comparing mutex technologies526

Lock-free containers532

ReadWriteLocks533

Active objects535

Summary537

第5部分 高级特性539

Type Information（新增批注59条）539

The need for RTTI539

The Class object541

Class literals545

Generic class references547

New cast syntax549

Checking before a cast550

Using class literals555

A dynamic instanceof557

Counting recursively558

Registered factories559

instanceof vs. Class equivalence562

Reflection:runtime class information563

A class method extractor564

Dynamic proxies566

Null Objects570

Mock Objects ＆ Stubs575

Interfaces and type information576

Summary580

Generics（新增批注126条）583

Comparison with C++584

Simple generics584

A tuple library586

A stack class588

RandomList589

Generic interfaces590

Generic methods593

Leveraging type argument inference594

Varargs and generic methods596

A genetic method to use with Generators596

A general-purpose Generator597

Simplifying tuple use598

A Set utility600

Anonymous inner classes603

Building complex models604

The mystery of erasure606

The C++approach607

Migration compatibility609

The problem with erasure611

The action at the boundaries612

Compensating for erasure615

Creating instances of types616

Arrays of generics618

Bounds622

Wildcards625

How smart is the compiler?628

Contravariance629

Unbounded wildcards632

Capture conversion636

Issues637

No primitives as type parameters637

Implementing parameterized interfaces639

Casting and warnings640

Overloading641

Base class hijacks an interface642

Self-bounded types642

Curiously-recurring generics643

Self-bounding644

Argument covariance646

Dynamic type safety649

Exceptions650

Mixins651

Mixins in C++651

Mixing with interfaces653

Using the Decorator pattern654

Mixins with dynamic proxies655

Latent typing657

Compensating for the lack of latent typing660

Reflection661

Applying a method to a sequence662

When you don't happen to have the tight interface664

Simulating latent typing with adapters665

Using function objects as strategies668

Summary:Is casting really so bad?672

Enumerated Types（新增批注55条）675

Basic enum features675

Using static imports with enums676

Adding methods to an enum677

Overriding enum methods678

enums in switch statements678

The mystery of values()679

Implements,not inherits681

Random selection682

Using interfaces for organization683

Using EnumSet instead of flags686

Using EnumMap688

Constant-specific methods689

Chain of Responsibility with enums692

State machines with enums695

Multiple dispatching700

Dispatching with enums702

Using constant-specific methods704

Dispatching with EnumMaps705

Using a 2-D array706

Summary707

Annotations（新增批注51条）709

Basic syntax710

Defining annotations710

Meta-annotations712

Writing annotation processors712

Annotation elements713

Default value constraints713

Generating external files714

Annotations don't support inheritance717

Implementing the processor717

Using apt to process annotations719

Using the Visitor pattern with apt723

Annotation-based unit testing726

Using@Unit with generics733

No"suites"necessary735

Implementing@Unit735

Removing test code741

Summary742