Read system property as an integer : Properties « Collections « Java Tutorial

Java Tutorial
1. Language
2. Data Type
3. Operators
4. Statement Control
5. Class Definition
6. Development
7. Reflection
8. Regular Expressions
9. Collections
10. Thread
11. File
12. Generics
13. I18N
14. Swing
15. Swing Event
16. 2D Graphics
17. SWT
18. SWT 2D Graphics
19. Network
20. Database
21. Hibernate
22. JPA
23. JSP
24. JSTL
25. Servlet
26. Web Services SOA
27. EJB3
28. Spring
29. PDF
30. Email
31. J2ME
32. J2EE Application
33. XML
34. Design Pattern
35. Log
36. Security
37. Apache Common
38. Ant
39. JUnit
Java
Java Source Code / Java Documentation
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Java Tutorial » Collections » Properties 
9. 34. 22. Read system property as an integer
public class Main {
  public static void main(String[] args) {
    System.setProperty("app.major.version""1");
    System.setProperty("app.minor.version""19");

    Integer major = Integer.getInteger("app.major.version");
    Integer minor = Integer.getInteger("app.minor.version");
    System.out.println("App version = " + major + "." + minor);
  }
}
9. 34. Properties
9. 34. 1. Setting and Getting Elements
9. 34. 2. using properties
9. 34. 3. Getting property by String key value
9. 34. 4. Getting a key List from Properties
9. 34. 5. Loading and Saving properties
9. 34. 6. Use store() to save the properties
9. 34. 7. List Properties to a print stream or print writer
9. 34. 8. Using Enumeration to loop through Properties
9. 34. 9. Put value to a Property list.
9. 34. 10. Sort Properties when saving
9. 34. 11. Sorts a property list and turns the sorted list into a string.
9. 34. 12. Sorts property list and print out each key=value pair prepended with specific indentation.
9. 34. 13. Load a properties file in the classpath
9. 34. 14. A Properties file stored in a JAR can be loaded this way
9. 34. 15. Load a properties file in the startup directory
9. 34. 16. Have a multi-line value in a properties file
9. 34. 17. Use XML with Properties
9. 34. 18. Store properties as XML file
9. 34. 19. Getting and Setting Properties
9. 34. 20. Convert a Properties list into a map.
9. 34. 21. To read a Properties file via an Applet
9. 34. 22. Read system property as an integer
9. 34. 23. Read a set of properties from the received input stream, strip off any excess white space that exists in those property values,
9. 34. 24. Property access utility methods
9. 34. 25. An utility class to ease up using property-file resource bundles.
9. 34. 26. Copy a set of properties from one Property to another.
9. 34. 27. Create Properties from String array
9. 34. 28. Gets strong-type-value property from a standard Properties
9. 34. 29. Merge Properties Into Map
9. 34. 30. Property Loader
9. 34. 31. Returns a Properties object matching the given node
9. 34. 32. The properties iterator iterates over a set of enumerated properties.
9. 34. 33. Use a default property list.
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.