1. Introduction Who we are How we’re going to help: Java and course- related material Subsribe to mailing list: http://mailhost.cs.concordia.ca COMP 346: Operating Systems, Winter 2002 Copyright Antonio Maiorano & Paul Di Marco

2. Today’s Material Java "Hello World!" application C++ to Java, similarities and differences: –One file: “.java”, contains interface + implementation –No operator overloading –No pointers, only references: primitives and non- primitives (class objects) –No deletion: Garbage Collection –static methods and attributes –Error handling –Arrays COMP 346: Operating Systems, Winter 2002 Copyright Antonio Maiorano & Paul Di Marco

3. Web Tutorial http://java.sun.com/docs/books/tutorial/ –Do “Getting Started” –Do “Essential Java Classes” (*Threads) –Do “Collections” –Do “Learning the Java Language” –Ignore applets, gui, JFC/SWing, RMI COMP 346: Operating Systems, Winter 2002 Copyright Antonio Maiorano & Paul Di Marco