<ul><li>A Review of the java.util Package   </li></ul>[ ]
<ul><li>The ad hoc  approach  </li></ul><ul><ul><li>lacked an unifying theme </li></ul></ul><ul><li>The Collections framew...
[ ] The Collection Interface
The Collection Classes [ ]
The Map Interface <ul><li>  </li></ul>[ ]
The Map Classes [ ]
[ ] <ul><li>Reengineered to support Collections </li></ul><ul><li>Synchronized :  The only Advantage  </li></ul><ul><li>En...
The Legacy Classes [ ]
Working of Hash  Tables [ ]
Other Utility Classes [ ] <ul><li>StringTokenizer :  Lexical analysis  made easy </li></ul><ul><li>BitSet  </li></ul><ul><...
Conclusion   [ ] <ul><li>The Collections framework </li></ul><ul><ul><li>Unified theme for “data engines” </li></ul></ul><...
<ul><li>Thank You!!! </li></ul>[ ]
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A review of the java.util package

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A review of the java.util package

  1. 1. <ul><li>A Review of the java.util Package </li></ul>[ ]
  2. 2. <ul><li>The ad hoc approach </li></ul><ul><ul><li>lacked an unifying theme </li></ul></ul><ul><li>The Collections framework </li></ul><ul><ul><li>Collections </li></ul></ul><ul><ul><li>Maps </li></ul></ul>[ ] Introduction
  3. 3. [ ] The Collection Interface
  4. 4. The Collection Classes [ ]
  5. 5. The Map Interface <ul><li> </li></ul>[ ]
  6. 6. The Map Classes [ ]
  7. 7. [ ] <ul><li>Reengineered to support Collections </li></ul><ul><li>Synchronized : The only Advantage </li></ul><ul><li>Enumeration </li></ul><ul><ul><li>Calcified as obsolete </li></ul></ul><ul><ul><li>Superceded by Iterator </li></ul></ul>
  8. 8. The Legacy Classes [ ]
  9. 9. Working of Hash Tables [ ]
  10. 10. Other Utility Classes [ ] <ul><li>StringTokenizer : Lexical analysis made easy </li></ul><ul><li>BitSet </li></ul><ul><li>Date </li></ul><ul><li>Random </li></ul><ul><li>Observable </li></ul><ul><ul><li>Update( ) </li></ul></ul><ul><ul><li>notifyObservers( ) </li></ul></ul>
  11. 11. Conclusion [ ] <ul><li>The Collections framework </li></ul><ul><ul><li>Unified theme for “data engines” </li></ul></ul><ul><ul><li>Reengineering of the base classes </li></ul></ul><ul><ul><li>Maps introduced </li></ul></ul><ul><li>Broad domain of applications </li></ul>
  12. 12. <ul><li>Thank You!!! </li></ul>[ ]
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