JavaAlgorithms/Sorts/BubbleSort.java

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package Sorts;
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import static Sorts.SortUtils.*;
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/**
* @author Varun Upadhyay (https://github.com/varunu28)
* @author Podshivalov Nikita (https://github.com/nikitap492)
* @see SortAlgorithm
*/
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class BubbleSort implements SortAlgorithm {
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/**
* This method implements the Generic Bubble Sort
*
* @param array The array to be sorted
* Sorts the array in increasing order
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**/
@Override
public <T extends Comparable<T>> T[] sort(T[] array) {
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for (int i = 0, size = array.length; i < size - 1; ++i) {
boolean swapped = false;
for (int j = 0; j < size - 1 - i; ++j) {
if (less(array[j], array[j + 1])) {
swap(array, j, j + 1);
swapped = true;
}
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}
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if (!swapped) {
break;
}
}
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return array;
}
// Driver Program
public static void main(String[] args) {
// Integer Input
Integer[] integers = {4, 23, 6, 78, 1, 54, 231, 9, 12};
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BubbleSort bubbleSort = new BubbleSort();
bubbleSort.sort(integers);
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// Output => 231, 78, 54, 23, 12, 9, 6, 4, 1
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print(integers);
// String Input
String[] strings = {"c", "a", "e", "b", "d"};
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//Output => e, d, c, b, a
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print(bubbleSort.sort(strings));
}
}