Java程序设计语言

书籍目录

Contents1　A Quick Tour　11.1　Getting Started　11.2　Variables　31.3　Comments in Code　61.4　Named Constants　71.5　Unicode Characters　81.6　Flow of Control　91.7　Classes and Objects　121.7.1　Creating Objects　131.7.2　Static or Class Fields　141.7.3　The Garbage Collector　151.8　Methods and Parameters　151.8.1　Invoking a Method　151.8.2　The this Reference　171.8.3　Static or Class Methods　171.9　Arrays　181.10　String Objects　211.10.1　String Conversion and Formatting　231.11　Extending a Class　241.11.1　Invoking Methods of the Superclass　251.11.2　The 0bject Class　26 1.11.3　Type Casting　271.12　Interfaces　271.13　Generic Types　291.14　Exceptions　321.15　Annotations　351.16　Packages　361.17　The Java Platform　381.18　Other Topics Briefly Noted　392　Classes and Objects　412.1　A Simple Class　422.1.1　Class Members　42 2.1.2　Class Modifiers　432.2　Fields　442.2.1　Field Initialization　442.2.2　Static Fields　452.2.3　final Fields　462.3　Access Control　472.4　Creating Objects　492.5　Construction and Initialization　502.5.1　Constructors　502.5.2　Initialization Blocks　542.5.3　Static Initialization　552.6　Methods　562.6.1　Static Methods　582.6.2　Method Invocations　582.6.3　Methods with Variable Numbers of Arguments　602.6.4　Method Execution and Return　622.6.5　Parameter Values　632.6.6　Using Methods to Control Access　652.7　this　682.8　Overloading Methods　692.9　Importing Static Member Names　712.10　The main Method　732.11　Native Methods　743　Extending Classes　753.1　An Extended, Class　763.2　Constructors in Extended Classes　803.2.1　Constructor Order Dependencies　813.3　Inheriting and Redefining Members　843.3.1　Overriding　843.3.2　Hiding Fields　863.3.3　Accessing Inherited Members　863.3.4　Accessibility and Overriding　883.3.5　Hiding Static Members　893.3.6　The super Keyword　893.4　Type Compatibility and Conversion　903.4.1　Compatibility　903.4.2　Explicit Type Casting　913.4.3　Testing for Type　923.5　What protected Really Means　933.6　Marking Methods and Classes final　963.7　Abstract Classes and Methods　973.8　The Object Class　993.9　Cloning Objects　1013.9.1　Strategies for Cloning　1013.9.2　Correct Cloning　1013.9.3　Shallow Versus Deep Cloning　1063.10　Extending Classes: How and When　1073.11　Designing a Class to Be Extended　1083.11.1　Designing a Class to Be Extended　1083.12　Single Inheritance versus Multiple Inheritance　1144　Interfaces　1174.1　A Simple Interface Example　1184.2　Interface Declarations　1204.2.1　Interface Constants 1214.2.2　Interface Methods　1224.2.3　Interface Modifiers　1224.3　Extending Interfaces　1224.3.1　Inheriting and Hiding Constants　1234.3.2　Inheriting, Overriding, and Overloading Methods　1254.4　Working with Interfaces　1264.4.1　Implementing Interfaces　1274.4.2　Using an Implementation　1294.5　Marker Interfaces　1304.6　When to Use Interfaces　1315　Nested Classes and Interfaces　1335.1　Static Nested Types　1335.1.1　Static Nested Types　1345.1.2　Nested Interfaces　1355.2　Inner Classes　1365.2.1　Accessing Enclosing Objects　1385.2.2　Extending Inner Classes　1395.2.3　Inheritance, Scoping, and Hiding　1405.3　Local Inner Classes　1425.3.1　Inner Classes in Static Contexts　1445.4　Anonymous Inner Classes　1445.5　Inheriting Nested Types　1465.6　Nesting in Interfaces　1485.6.1　Modifiable Variables in Interfaces　1495.7　Implementation of Nested Types　1496　Enumeration Types　1516.1　A Simple Enum Example　1516.2　Enum Declarations　1526.2.1　Enum Modifiers　1546.3　Enum Constant Declarations　1546.3.1　Construction　1556.3.2　Constant Specific Behavior　1566.4　java.lang.Enum　1596.5　To Enum or Not　1607　Tokens, Values, and Variables　1617.1　Lexical Elements　1617.1.1　Character Set　1617.1.2　Comments　1637.1.3　Tokens　1647 1 4　Identifiers1647.1.5　Keywords　1657.2　Types and Literals　1667.1.1　Reference Literals　1677.2.2　Boolean Literals　1677 2 3　Character Literals　1677 2 4　Integer Literals　1677 2 5　Floating-Point Literals　1687.2.6　String Literals　1687.2.7　Class Literals　1697 3　Variables　1697.3.1　Field and Local Variable Declarations　1707.3.2　Parameter Variables　1717.3.3　final Variables　1717.4　Array Variables　1737.4.1　Array Modifiers　1747.4.2　Arrays of Arrays　1747 4 3　Array Initialization　1757.4.4　Arrays and Types　1777.5　The Meanings of Names　1788　Primitives as Types　1838.1　Common Fields and Methods　1848.1.1　Construction　1858.1.2　Constants　1858.1.3　Common Methods　1868.2　Void　1878.3　Boolean　1878.4　Number　1888.4.1　The Integer Wrappers　1888.4.2　The Floating-Point Wrapper Classes　1918.5　Character　1928.5.1　Working with UTF-16　1968.6　Boxing Conversions　1999　Operators and Expressions　2019.1　Arithmetic Operations　2019.1.1　Integer Arithmetic　2029 1 2　Floating-Point Arithmetic　2029.1.3　Strict and Non-Strict Floating-Point Arithmetic　2039.2　General Operators　2049.2.1　Increment and Decrement Operators　2059.2.2　Relational and Equality Operators　2069.2.3　Logical Operators　2079.2.4　instanceof　2089.2.5　Bit Manipulation Operators　2089 2 6　The Conditional Operator?:　2109.2.7　Assignment Operators　2129.2.8　String Concatenation Operator　2149.2.9　new　2149.3　Expressions　2149.3.1　Order of Evaluation　2149.3.2　Expression Type　2159.4　Type Conversions　2169.4.1　Implicit Type Conversions　2169.4.2　Explicit-Type Casts　2179.4.3　String Conversions　2209.5　Operator Precedence and Associativity　2219.6　Member Access　2239.6.1　Finding the Right Method　22410　Control Flow　22910.1　Statements and Blocks　22910.2　if-else　23010.3　switch　23210.4　while and do-while　23510.5　for　23610.5.1　Basic for Statement　23610.5.2　Enhanced for Statement　23910.6　Labels　24110.7　break　24110.8　continue　24410.9　return　24510.10　What, No goto?　24611　Generic Types　24711.1　Generic Type Declarations　25011.1.1　Bounded Type Parameters　25211.1.2　Nested Generic Types　25311 2　Working with Generic Types　25611.2.1　Subtyping and Wildcards　25611.3　Generic Methods and Constructors　26011.3.1　Generic Invocations and Type Inference　26211.4　Wildcard Capture　26411.5　Under the Hood: Erasure and Raw Types　26711.5.1　Erasure at Runtime　26711.5.2　Overloading and Overriding　27111.6　Finding the Right Method－Revisited　27211.7　Class Extension and Generic Types　27612　Exceptions and Assertions　27912.1　Creating Exception Types　28012.2　throw　28212.2.1　Transfer of Control　28312.2.2　Asynchronous Exceptions　28312.3　The throws Clause　28312.3.1　throws Clauses and Method Overriding　28512.3.2　throws Clauses and Native Methods　28612.4　try, catch, and finally　28612.4.1　finally　28812.5　Exception Chaining　29112.6　Stack Traces　29412.7　When to Use Exceptions　29412.8　Assertions　29612.8.1　The assert Statement　29712.9　When to Use Assertions　29712.9.1　State Assertions　29712.9.2　Control Flow Assertions　29912.10　Turning Assertions On and Off　30012.10.1　Why Turn Assertions On and Off?　30012.10.2　Controlling Assertions on the Command Line　30012.10.3　Complete Removal　30212.10.4　Making Assertions Required　30213　Strings and Regular Expressions　30513.1　Character Sequences　30513.2　The String Class　30613.2.1　Basic String Operations　30613.2.2　String Comparisons　30813.2.3　String Literals, Equivalence and Interning　31113.2.4　Making Related Strings　31313.2.5　String Conversions　31613.2.6　Strings and char Arrays　31713.2.7　Strings and byte Arrays　31913.2.8　Character Set Encoding　32013.3　Regular Expression Matching　32113.3.1　Regular Expressions　32113.3.2　Compiling and Matching with Regular Expressions　32313.3.3　Replacing　32613.3.4　Regions　32913.3.5　Efficiency　32913.4　The StringBuilder Class　33013.5　Working with UTF-16　33614　Threads　33714.1　Creating Threads　33914.2　Using Runnable　34114.3　Synchronization　34514.3.1　synchronized Methods　34614 3 2　Static synchronized Methods 34814.3.3　synchronized Statements　34814.3.4　Synchronization Designs　35214.4　wait, notifyAll, and notify　35414.5　Details of Waiting and Notification　35714.6　Thread Scheduling　35814.6.1　Voluntary Rescheduling　36014.7　Deadlocks　36214.8　Ending Thread Execution　36514.8.1　Cancelling a Thread　36514.8.2　Waiting for a Thread to Complete　36714.9　Ending Application Execution　36914.10　The Memory Model: Synchronization and volatile　37014.10.1　Synchronization Actions　37214.10.2　Final Fields and Security　37314.10.3　The Happens-Before Relationship　37414.11　Thread Management, Security, and ThreadGroup　37514.12　Threads and Exceptions　37914.12.1　Don't stop38114.12.2　Stack Traces　38214.13　ThreadLocal Variables　38214.14　Debugging Threads　38415　Annotations　38715.1　A Simple Annotation Example　38815.2　Annotation Types　38915.3　Annotating Elements　39215.4　Restricting Annotation Applicability　39315.5　Retention Policies　39515.6　Working with Annotations　39516　Reflection　39716.1　The Class Class　39916.1.1　Type Tokens　40016.1.2　Class Inspection　40216.1.3　Examining Class Members　40816,l.4　Naming Classes　41116.1.5　Obtaining Class Objects by Name　41316.1.6　Runtime Type Queries　41416.2　Annotation Queries　41416.3　The Modifier Class　41616.4　The Member classes　41616.5　Access Checking and AccessibleObject　41716.6　The Field Class　41816.6.1　Final Fields　42016.7　The Method Class　42016.8　Creating New Objects and the Constructor Class　42316.8.1　Inner Class constructors　42516.9　Generic Type Inspection　42616.9.1　Type Variables　42616.9.2　Parameterized Types　42716.9.3　Wildcards　42816.9.4　Generic Arrays　42816.9.5　String Representation of Type Objects 42816.10　Arrays　42916.10.1　Genericity and Dynamic Arrays　43016.11　Packages　43216.12　The Proxy Class　43216.13　Loading Classes　43516.13.1　The ClassLoader Class　43816.13.2　Preparing a Class for Use　44116.13.3　Loading Related Resources　44216.14　Controlling Assertions at Runtime　44417　Garbage Collection and Memory　44717.1　Garbage Collection　44717.2　A Simple Model　44817.3　Finalization　44917.3.1　Resurrecting Objects during finalize　45217.4　Interacting with the Garbage Collector　45217.5　Reachability States and Reference Objects　45417.5.1　The Reference Class　45517.5.2　Strengths of Reference and Reachability　45517.5.3　Reference Queues　45917.5.4　Finalization and Reachability　46418　Packages　46718.1　Package Naming　46818.2　Type Imports　46918.3　Package Access　47118.3.1　Accessibility and Overriding Methods　47218.4　Package Contents　47518.5　Package Annotations　47618.6　Package Objects and Specifications　47719　Documentation Comments　48119.1　The Anatomy of a Doc Comment　48219.2　Tags　48319.2.1　@see　48319.2.2　{@link} and {@1inkplain}　48419.2.3　@param　48519.2.4　@return　48519.2.5　@throws and @exception　48519.2.6　@deprecated　48619.2.7　@author　48619.2.8　@version　48719.2.9　@since　48719.2.10　{@literal} and {@code}　48719.2.11　{@value}　48719.2.12　{@docRoot}　48819.2.13　{@inheritDoc}　48819.3　Inheriting Method Documentation Comments　48919.3.1　Inheriting @throws Comments　49019.4　A Simple Example　49119.5　External Conventions　49619.5.1　Package and Overview Documentation　49619.5.2　The doc-files Directory　49719.6　Notes on Usage　49720　The I/O Package　49920.1　Streams Overview　50020.2　Byte Streams　50120.2.1　InputStream　50320.2.2　Outputstream　50520.3　Character Streams　50720.3.l　Reader　50820.3.2　Writer　51020.3.3　Character Streams and the Standard Streams　51120.4　InputStreamReader and OutputStreamWriter　51220.5　A Quick Tour of the Stream Classes　51420.5.1　Synchronization and Concurrency 51520.5.2　Filter Streams　51620.5.3　Buffered Streams　51820.5.4　Piped Streams　52020.5.5　ByteArray Byte Streams　52120.5.6　CharArray Character Streams　52220.5.7　String Character Streams　　52320.5.8　Print Streams　52520.5.9　LineNumberReader　52720.5.10　SequenceInputStream　52820.5.11　Pushback Streams　52920.5.12　StreamTokenizer　53220.6　The Data Byte Streams　53720.6.1　DataInput and DataOutput　53720.6.2　The Data Stream Classes　53920.7　Working with Files　54020.7.1　Fi1e Streams and Fi1eDescriptor　54020.7.2　RandomAccessFile　54120.7.3　The File Class　54320.7.4　FilenameFilter and FileFi1ter　54820.8　Object Serialization　54920.8.1　The Object Byte Streams　54920.8.2　Making Your Classes Serializable　55120.8.3　Serialization and Deserialization Order　55220 8 4　Customized Serialization　　55420.8.5　Object Versioning.　55520 8 6　Serialized Fields　55920.8.7　The Externalizable Interface　56120.8.8　Documentation Comment Tags　56220.9　The IOException Classes　56320.10　A Taste of New I/O　56521　Collections　56721.1　Collections　56721.1.1　Exception Conventions　57121.2　Iteration　57121.3　Ordering with Comparable and Comparator　57421.4　The Collection Interface　57521.5　Set and SortedSet　57721.5.1　HashSet　57921.5.2　LinkedHashSet　58021.5.3　TreeSet　58021.6　List　58021.6.1　ArrayList　58221.6.2　LinkedList　58321.6.3　RandomAccess Lists　58421.7　Queue　58521.7.1　PriorityQueue　58621.8　Map and SortedMap　58721.8.1　HashNap　59021.8.2　LinkedHashMap　59121.8.3　IdentityHashNap　59221.8.4　WeakHashNap　59221.8.5　TreeMap　59321.9　enum Collections　59421.9.1　EnumSet　59421.9.2　EnumNap　59621.10　Wrapped Collections and the Collections Class　59721.10.1　The Collections Utilities　59721.10.2　The Unmodifiable Wrappers　60121.10.3　The Checked Wrappers　60121.11　Synchronized Wrappers and Concurrent Collections　60221.11.1　The Synchronized Wrappers　60221.11.2　The Concurrent Collections　60421.12　The Arrays Utility Class　60721.13　Writing Iterator Implementations　60921.14　Writing Collection Implementations　61121.15　The Legacy Collection Types　61621.15.1　Enumeration　61721.15.2　Vector　61721.15.3　Stack　61921.15.4　Dictionary　61921.15.5　Hashtable　61921.16　Properties　62022　Miscellaneous Utilities　62322.1　Formatter　62422.1.1　Format Specifiers　62622.1.2　Integer Conversions　62722.1.3　Floating-Point Conversions　62722.1.4　Character Conversions　62922.1.5　General Conversions　62922.1.6　Custom Formatting　63022.1.7　Format Exceptlons　63022.1.8　The Formatter Class　63122.2　BitSet　63222.3　Observer/Observable　63522.4　Random　63922.5　Scanner　64122.5.1　Stream of Values　64122.5.2　Scanning Lines　64422.5.3　Using Scanner　64722.5.4　Localization　65122.6　StringTokenizer　65122.7　Timer and TimerTask　65322.8　UUID　65622.9　Math and StrictMath　65723　System Programming　66123.1　The System Class　66223.1.1　Standard I/O Streams　66223.1.2　System Properties　66323.1.3　Utility Methods　66523.2　Creating Processes　66623.2.1　Process　66723.2.2　Process Environments　66923.2.3　ProcessBuilder　67023.2.4　Portability　67223.3　Shutdown　67223.3.1　Shutdown Hooks　67223.3.2　The Shutdown Sequence　67423.3.3　Shutdown Strategies　67423.4　The Rest of Runtime　67523.4.1　Loading Native Code　67623.4.2　Debugging　67623.5　Security　67723.5.1　The SecurityManager Class　67823.5.2　Permissions　67923 5 3　Security Policies　68023.5.4　Access Controllers and Privileged Execution　68124　Internationalization and Localization　68524.1　Locale　68624.2　Resource Bundles　68824.2.1　ListResourceBundle　69124.2.2　PropertyResourceBundle　69224.2.3　Subclassing ResourceBundle　69324.3　Currency　69424.4　Time, Dates, and Calendars　69524.4.1　Calendars　69524 4 2　Time Zones　70024.4,3　Gregori anCal endar and Si mpl eTi meZone　70124.5　Formatting and Parsing Dates and Times　70324.5.1　Using Formatter with Dates an Times　70624.6　Internationalization and Localization for Text　70824.6.1　Collation　70824.6.2　Formatting and Parsing　71024 6 3　Text Boundaries　71225　Standard Packages　71525.1　java.awt－The Abstract Window Toolkit　71725.2　java.applet－Applets　72025.3　java.beans－Components　72125.4　java.math－Mathematics　72225.5　java.net－The Network　72425.6　java.rmi－Remote Method Invocation　72725.7　java.security and Related Packages－Security Tools　73225.8　java.sql－Relational Database Access　73225.9　Utility Subpackages　73325.9.1　Concurrency Utilities－Java.util.concurrent　73325.9.2　Archive Files－java.util.jar　73525.9.3　ZIP Files－java.uti1.zip　73625.10　javax.* －Standard Extensions　73725.11　javax.accessibility－Accessibility for GUIs　73725.12　javax.naming－Directory and Naming Services　73825.13　javax.sound－Sound Manipulation　73925.14　javax.swing－Swing GUI Components　74025.15　org.omg.CORBA－CORBA APIs　740A　Application Evolution　741A.1　Language, Library, and Virtual Machine Versions　741A 2　Dealing with Multiple Dialects　743A.3　Generics: Reification, Erasure, and Raw Types　744A.3.1　Raw Types, “Unchecked” Warnings, and Bridge Methods　745A.3.2　API Issues　747B　Useful Tables　749Further Reading　755Index　761

作者简介

本书主要讲授Java程序设计语言，系统地介绍Java的主要包(即java.lang.*、java.util和java.io)中的大多数类，并以内容丰富的示例对这些类如何工作进行了深入剖析。作者对这部经典著作进行更新，使其反映了Java 2标准版5.0(J2SE 5.0)中主要的增强。本版中增加了几章新内容，专门讨论泛型、枚举以及注解(这些是5.0版引入的主要的新特性)，并且加了几小节论述断言和正则表达式。本书经过更新后还结合了当今构建健壮、高效和可维护的Java软件的最佳实践。

　　本书对所有程序员(包括那些经验丰富的程序员在内)都是不可或缺的参考书。

图书封面

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