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Overloading.java
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// housekeeping/Overloading.java
// (c)2021 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
// Both constructor and ordinary method overloading
class Tree {
int height;
Tree() {
System.out.println("Planting a seedling");
height = 0;
}
Tree(int initialHeight) {
height = initialHeight;
System.out.println("Creating new Tree that is " +
height + " feet tall");
}
void info() {
System.out.println(
"Tree is " + height + " feet tall");
}
void info(String s) {
System.out.println(
s + ": Tree is " + height + " feet tall");
}
}
public class Overloading {
public static void main(String[] args) {
for(int i = 0; i < 5; i++) {
Tree t = new Tree(i);
t.info();
t.info("overloaded method");
}
// Calls overloaded constructor:
new Tree();
}
}
/* Output:
Creating new Tree that is 0 feet tall
Tree is 0 feet tall
overloaded method: Tree is 0 feet tall
Creating new Tree that is 1 feet tall
Tree is 1 feet tall
overloaded method: Tree is 1 feet tall
Creating new Tree that is 2 feet tall
Tree is 2 feet tall
overloaded method: Tree is 2 feet tall
Creating new Tree that is 3 feet tall
Tree is 3 feet tall
overloaded method: Tree is 3 feet tall
Creating new Tree that is 4 feet tall
Tree is 4 feet tall
overloaded method: Tree is 4 feet tall
Planting a seedling
*/