36 lines
792 B
Java
36 lines
792 B
Java
package lambda;
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import java.util.Arrays;
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import java.util.Comparator;
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public class SortingExample {
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private final String[] strings;
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public SortingExample(int n) {
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this.strings = new String[n];
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for(int i = 0; i < n; i++) {
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strings[i] = "str" + i;
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}
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}
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private String[] sort(Comparator<String> c) {
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String[] strs = strings.clone();
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Arrays.sort(strs, c);
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return strs;
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}
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public String[] sortForward() {
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return sort( (String l, String r) -> l.compareTo(r));
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}
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public String[] sortBackward() {
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return sort( (String l, String r) -> r.compareTo(l));
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}
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public static void main(String[] args) {
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SortingExample x = new SortingExample(10);
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System.err.println( Arrays.toString( x.sortForward() ));
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System.err.println( Arrays.toString( x.sortBackward() ));
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}
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}
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