xiv Contents
14.3.4 Locating Characters and Substrings in Strings 605
14.3.5 Extracting Substrings from Strings 607
14.3.6 Concatenating Strings 608
14.3.7 Miscellaneous
String Methods 608
14.3.8
String Method valueOf 610
14.4 Class
StringBuilder 611
14.4.1
StringBuilder Constructors 612
14.4.2
StringBuilder Methods length, capacity, setLength
and
ensureCapacity 612
14.4.3
StringBuilder Methods charAt, setCharAt, getChars
and
reverse 614
14.4.4
StringBuilder append Methods 615
14.4.5
StringBuilder Insertion and Deletion Methods 617
14.5 Class
Character 618
14.6 Tokenizing
Strings 623
14.7 Regular Expressions, Class
Pattern and Class Matcher 624
14.8 Wrap-Up 633
15 Files, Streams and Object Serialization 644
15.1 Introduction 645
15.2 Files and Streams 645
15.3 Using NIO Classes and Interfaces to Get File and Directory Information 647
15.4 Sequential-Access Text Files 651
15.4.1 Creating a Sequential-Access Text File 651
15.4.2 Reading Data from a Sequential-Access Text File 655
15.4.3 Case Study: A Credit-Inquiry Program 657
15.4.4 Updating Sequential-Access Files 661
15.5 Object Serialization 662
15.5.1 Creating a Sequential-Access File Using Object Serialization 663
15.5.2 Reading and Deserializing Data from a Sequential-Access File 668
15.6 Opening Files with
JFileChooser 670
15.7 (Optional) Additional
java.io Classes 673
15.7.1 Interfaces and Classes for Byte-Based Input and Output 673
15.7.2 Interfaces and Classes for Character-Based Input and Output 675
15.8 Wrap-Up 676
16 Generic Collections 684
16.1 Introduction 685
16.2 Collections Overview 685
16.3 Type-Wrapper Classes 687
16.4 Autoboxing and Auto-Unboxing 687
16.5 Interface
Collection and Class Collections 687
16.6 Lists 688
16.6.1
ArrayList and Iterator 689
16.6.2
LinkedList 691
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