Java Tutorial Lab 1

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2016 Winter
LAB #1
Prepared by: Berk Soysal

• As of 2015, Java is one of the most popular
programming languages in use.
• https://en.wikipedia.org/wiki/Measuring_prog...

Project Name
Package Name
Java File
Dog Class
Class Variables
Constructor Method
Other User Defined
Methods
2016 Winter

• An object is a self-contained entity that contains attributes and
behavior.
• Every program must contain a main method, ...

2016 Winter
http://www.drjava.org/

2016 Winter
https://www.eclipse.org/downloads/

if(condition1 == condition2){
while(condition3!=false){
if(condition3==condition4){
doSomethingAboutIt();
System.out.print...

// This is a single line comment
if (a == 2) {
return TRUE; /* First block comment here*/
}
else {
return verifyInteger(a)...

2016 Winter

2016 Winter

• For the indentation in DrJava; you need to select
your code, and press on the TAB key on the
keyboard.
• Please always u...

2016 Winter

• Java Compiler: javac is the executable/application which
compiles the .java source files into the byte code (.class
file...

Let’s open a notepad document and start writing
our code.
Open the Command Line Interface and Compile;
 javac Main.java
p...

After compilation, run the Program
 java Main
Observe the output!
Let’s modify our code so that we can input 3
Strings to...

Now, let’s run the same program in DrJava..
Let’s compile and run again;
 javac Main.java
 java Main I am YourName
Obser...

Click on Compile first, then Run
2016 Winter

Write a program called Command.java that gives the following output:
What if the number of String inputs is not fixed?
How...

For Quiz Question 1
You can use DrJava as well as Command
Line Interface
2016 Winter

Write the program ArrayTool described below. Test with several values
for “cutOffValue” to ensure that your program works....

Write the program ArrayTool described below. Test with several values
for “cutOffValue” to ensure that your program works....

2016 Winter

2016 Winter

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