Web Reference: Jan 25, 2026 ยท In Java, wrapper classes allow primitive data types to be represented as objects. This enables primitives to be used in object-oriented features such as collections, generics, and APIs that require objects. Each wrapper class encapsulates a corresponding primitive value inside an object (e.g., Integer for int, Double for double). The Integer class and Double class are wrapper classes that create objects from primitive types. The following Integer methods and constructors, including what they do and when they are used, are part of the Java Quick Reference. Wrapper classes provide a way to use primitive data types (int, boolean, etc..) as objects. The table below shows the primitive type and the equivalent wrapper class:
YouTube Excerpt: Check out our courses:
Net Worth Profile Overview
Java Wrapper Classes Integer Double Net Worth 2026: Salary, Income & Wealth Net Worth & Biography

Estimated Worth: $63M - $70M
Salary & Income Sources

Career Highlights & Achievements

Assets, Properties & Investments
This section covers known assets, real estate holdings, luxury vehicles, and investment portfolios. Data is compiled from public records, financial disclosures, and verified media reports.
Last Updated: April 2, 2026
Net Worth Outlook & Future Earnings

Disclaimer: Disclaimer: Net Worth estimates are based on publicly available data, media reports, and financial analysis. Actual numbers may vary.








