JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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Java Integer Wrapper Class


Description:

The Integer class wraps a value of the primitive type int in an object.


List of Integer wrapper class programs:

  1. How to create int to Integer object?
  2. How to convert Integer to primitive types?
  3. How to get Integer maximum and minimum value?
  4. How to convert String to Integer value?
  5. How to convert String to signed decimal integer value?
  6. How to convert integer to binary value?
  7. How to convert integer to hexadecimal value?
  8. How to convert integer to octal value?
  9. How to convert binary value to integer value?
  10. How to convert hexadecimal value to integer value?
  11. How to convert octal value to integer value?
  12. How to convert string to integer using radix 27?
Knowledge Centre
Can we call servlet destory() from service()?
As you know, destory() is part of servlet life cycle methods, it is used to kill the servlet instance. Servlet Engine is used to call destory(). In case, if you call destory method from service(), it just execute the code written in the destory(), but it wont kill the servlet instance. destroy() will be called before killing the servlet instance by servlet engine.
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to [email protected].

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java™ Platform Standard Ed. 8 - API Specification | Java is registered trademark of Oracle.
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