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Java Coding Problems - Second Edition

You're reading from  Java Coding Problems - Second Edition

Product type Book
Published in Mar 2024
Publisher Packt
ISBN-13 9781837633944
Pages 798 pages
Edition 2nd Edition
Languages
Author (1):
Anghel Leonard Anghel Leonard
Profile icon Anghel Leonard

Table of Contents (16) Chapters

Preface 1. Text Blocks, Locales, Numbers, and Math 2. Objects, Immutability, Switch Expressions, and Pattern Matching 3. Working with Date and Time 4. Records and Record Patterns 5. Arrays, Collections, and Data Structures 6. Java I/O: Context-Specific Deserialization Filters 7. Foreign (Function) Memory API 8. Sealed and Hidden Classes 9. Functional Style Programming – Extending APIs 10. Concurrency – Virtual Threads and Structured Concurrency 11. Concurrency ‒ Virtual Threads and Structured Concurrency: Diving Deeper 12. Garbage Collectors and Dynamic CDS Archives 13. Socket API and Simple Web Server 14. Other Books You May Enjoy
15. Index

2. Exemplifying the usage of text block delimiters

Remember from the previous problem, Creating a multiline SQL, JSON, and HTML string, that a text block is syntactically delimited by an opening and a closing delimiter, represented by three double quotation marks, """.

The best approach for exemplifying the usage of these delimiters consists of three simple steps: consider an example, inspect the output, and provide a conclusion. This being said, let’s start with an example that imitates some of the JEP’s examples:

String sql= """
            UPDATE "public"."office"
            SET ("address_first", "address_second", "phone") =
              (SELECT "public"."employee"."first_name",
                      "public"."employee"."last_name", ?
               FROM "public"."employee"
               WHERE "...
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