Generics and Arrays - Sorting

Generics and Arrays - Sorting 

// Generics and arrays

// Sorting

class Generics<T extends Comparable<T>>

{

T []x;

public Generics(T []Arr)

{

x = Arr;

}

void fnDisplay()

{

System.out.print("\nArray elements : ");

for(int i = 0; i<x.length;i++)

System.out.print(x[i]+"  ");

}

void fnSort()

{

T Tmp;

for(int i = 0;i<x.length-1;i++)

for(int j = i+1; j<x.length;j++)

{

if(x[i].compareTo(x[j])>0)

{

Tmp = x[i];

x[i] = x[j];

x[j] = Tmp;

}

}

}

}

class Generics_Demo

{

public static void main(String as[])

{

Integer []A1 = {1,3,5,4,2};

Generics<Integer> obj1 = new Generics<Integer>(A1);

obj1.fnDisplay();

obj1.fnSort();

obj1.fnDisplay();

String []A2 = {"IT", "CSE", "ECE", "AUTO"};

Generics<String> obj2 = new Generics<String>(A2);

obj2.fnDisplay();

obj2.fnSort();

obj2.fnDisplay();

Double []A3 = {7.3, 1.2,4.2,3.6,0.8};

Generics<Double> obj3 = new Generics<Double>(A3);

obj3.fnDisplay();

obj3.fnSort();

obj3.fnDisplay();

}

}

// Sample Output

>javac Generics_Demo.java

>java Generics_Demo

Array elements : 1  3  5  4  2

Array elements : 1  2  3  4  5

Array elements : IT  CSE  ECE  AUTO

Array elements : AUTO  CSE  ECE  IT

Array elements : 7.3  1.2  4.2  3.6  0.8

Array elements : 0.8  1.2  3.6  4.2  7.3

>