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Sams Teach Yourself Java™ in 21 Days (Covering Java 8), Seventh Edition

by Rogers Cadenhead

December 2015

Beginner

720 pages

19h 6m

English

Sams

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How This Book Is OrganizedWho Should Read This BookConventions Used in This Book
The Java LanguageHistory of the LanguageIntroduction to JavaSelecting a Development ToolObject-Oriented ProgrammingObjects and ClassesAttributes and BehaviorAttributes of a Class of ObjectsBehavior of a Class of ObjectsCreating a ClassRunning the ProgramOrganizing Classes and Class BehaviorInheritanceCreating a Class HierarchyInheritance in ActionInterfacesPackagesSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Statements and ExpressionsVariables and Data TypesCreating VariablesNaming VariablesVariable TypesAssigning Values to VariablesConstantsCommentsLiteralsNumber LiteralsBoolean LiteralsCharacter LiteralsString LiteralsExpressions and OperatorsArithmeticMore About AssignmentIncrementing and DecrementingComparisonsLogical OperatorsOperator PrecedenceString ArithmeticSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Creating New ObjectsUsing newHow Objects Are ConstructedA Note on Memory ManagementUsing Class and Instance VariablesGetting ValuesSetting ValuesClass VariablesCalling MethodsFormatting StringsNesting Method CallsClass MethodsReferences to ObjectsCasting Objects and Primitive TypesCasting Primitive TypesCasting ObjectsConverting Primitive Types to Objects and Vice VersaComparing Object Values and ClassesComparing ObjectsDetermining the Class of an ObjectSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
ArraysDeclaring Array VariablesCreating Array ObjectsAccessing Array ElementsChanging Array ElementsMultidimensional ArraysBlock StatementsIf ConditionalsSwitch ConditionalsThe Ternary OperatorFor LoopsWhile and Do LoopsWhile LoopsDo-While LoopsBreaking Out of LoopsLabeled LoopsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Defining ClassesCreating Instance and Class VariablesDefining Instance VariablesClass VariablesCreating MethodsDefining MethodsThe this KeywordVariable Scope and Method DefinitionsPassing Arguments to MethodsClass MethodsCreating Java ApplicationsHelper ClassesJava Applications and ArgumentsPassing Arguments to Java ApplicationsHandling Arguments in Your Java ApplicationCreating Methods with the Same NameConstructorsBasic ConstructorsCalling Another ConstructorOverloading ConstructorsOverriding MethodsCreating Methods That Override Existing MethodsCalling the Original MethodOverriding ConstructorsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
ModifiersAccess Control for Methods and VariablesStatic Variables and MethodsFinal Classes, Methods, and VariablesVariablesMethodsClassesAbstract Classes and MethodsPackagesThe import DeclarationClass Name ConflictsCreating Your Own PackagesPicking a Package NameCreating the Folder StructureAdding a Class to a PackagePackages and Class Access ControlInterfacesThe Problem of Single InheritanceInterfaces and ClassesImplementing and Using InterfacesImplementing Multiple InterfacesOther Uses of InterfacesCreating and Extending InterfacesNew InterfacesMethods Inside InterfacesExtending InterfacesCreating an Online StorefrontSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
ExceptionsException ClassesManaging ExceptionsException Consistency CheckingProtecting Code and Catching ExceptionsThe finally ClauseDeclaring Methods That Might Throw ExceptionsThe throws ClauseWhich Exceptions Should You Throw?Passing on Exceptionsthrows and InheritanceCreating and Throwing ExceptionsThrowing ExceptionsCreating Your Own ExceptionsCombining throws, try, and throwWhen Not to Use ExceptionsBad Style Using ExceptionsThreadsWriting a Threaded ProgramA Threaded ApplicationStopping a ThreadSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Moving Beyond ArraysJava StructuresIteratorBit SetsArray ListsLooping Through Data StructuresStacksMapHash MapsGenericsEnumerationsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Creating an ApplicationCreating an InterfaceDeveloping a FrameworkCreating a ComponentAdding Components to a ContainerWorking with ComponentsImage IconsLabelsText FieldsText AreasScrolling PanesCheck Boxes and Radio ButtonsCombo BoxesListsThe Java Class LibrarySummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Swing FeaturesStandard Dialog BoxesUsing Dialog BoxesSlidersScroll PanesToolbarsProgress BarsMenusTabbed PanesSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Basic Interface LayoutLaying Out an InterfaceFlow LayoutBox LayoutGrid LayoutBorder LayoutMixing Layout ManagersCard LayoutUsing Card Layout in an ApplicationCell Padding and InsetsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Event ListenersSetting Up ComponentsEvent-Handling MethodsWorking with MethodsAction EventsFocus EventsItem EventsKey EventsMouse EventsMouse Motion EventsWindow EventsUsing Adapter ClassesUsing Inner ClassesSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
The Graphics2D ClassThe Graphics Coordinate SystemDrawing TextImproving Fonts and Graphics with AntialiasingFinding Information About a FontColorUsing Color ObjectsTesting and Setting the Current ColorsDrawing Lines and PolygonsUser and Device Coordinate SpacesSpecifying the Rendering AttributesCreating Objects to DrawDrawing ObjectsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Java Web StartUsing Java Web StartCreating a JNLP FileSupporting Web Start on a ServerAdditional JNLP ElementsImproving Performance with SwingWorkerSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Introduction to StreamsUsing a StreamFiltering a StreamHandling ExceptionsByte StreamsFile StreamsFiltering a StreamByte FiltersCharacter StreamsReading Text FilesWriting Text FilesFiles and PathsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Inner ClassesAnonymous Inner ClassesClosuresSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Networking in JavaOpening a Stream Over the NetSocketsSocket ServersTesting the ServerThe java.nio PackageBuffersChannelsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Java Database ConnectivityDatabase DriversExamining a DatabaseReading Records from a DatabaseWriting Records to a DatabaseMoving Through ResultsetsSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Using XMLDesigning an XML DialectProcessing XML with JavaProcessing XML with XOMCreating an XML DocumentModifying an XML DocumentFormatting an XML DocumentEvaluating XOMSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Introduction to XML-RPCCommunicating with XML-RPCSending a RequestResponding to a RequestChoosing an XML-RPC ImplementationUsing an XML-RPC Web ServiceCreating an XML-RPC Web ServiceSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
The History of AndroidWriting an Android AppOrganizing an Android ProjectCreating the ProgramRunning the AppDesigning an Android AppPreparing ResourcesConfiguring a Manifest FileDesigning the Graphical User InterfaceWriting CodeSummaryQ&AQuizQuestionsAnswersCertification PracticeExercises
Installing NetBeansCreating a New ProjectCreating a New Java ClassRunning the ApplicationFixing ErrorsExpanding and Shrinking a PaneExploring NetBeans
Problems Running an AppInstall HAXM in Android StudioInstall HAXM on Your ComputerChecking BIOS Settings
Choosing a Java Development ToolInstalling the Java Development KitConfiguring the Java Development KitUsing a Command-Line InterfaceOpening Folders in MS-DOSCreating Folders in MS-DOSRunning Programs in MS-DOSCorrecting Configuration ErrorsUsing a Text EditorCreating a Sample ProgramCompiling and Running the Program in WindowsSetting Up the CLASSPATH VariableSetting the Classpath on Most Windows VersionsSetting the CLASSPATH on Windows 98 or Me
Overview of the JDKThe java Virtual MachineThe javac CompilerThe appletviewer BrowserThe javadoc Documentation ToolThe jar Java File Archival ToolThe jdb DebuggerDebugging ApplicationsDebugging AppletsAdvanced Debugging CommandsUsing System PropertiesThe keytool and jarsigner Code Signing Tools

Content preview from Sams Teach Yourself Java™ in 21 Days (Covering Java 8), Seventh Edition

About the Author

Rogers Cadenhead is a programmer and author. He has written more than 30 books on programming and web publishing, including Sams Teach Yourself Java in 24 Hours and Absolute Beginner’s Guide to Minecraft Mods Programming. He also publishes the Drudge Retort and other websites that receive more than 20 million visits a year. He maintains this book’s official website at www.java21days.com and a personal weblog at http://workbench.cadenhead.org.

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ISBN: 9780133755848Purchase book