Add methods for calculating size and height

This commit is contained in:
Manuel Thalmann 2022-10-18 14:10:29 +02:00
parent 13b54d1e88
commit 630a5c8acb
2 changed files with 23 additions and 6 deletions

View file

@ -1,5 +1,7 @@
package ch.nuth.zhaw.exbox;
import java.util.stream.Stream;
public class SortedBinaryTree<T extends Comparable<T>> implements Tree<T> {
protected TreeNode<T> root;
@ -72,8 +74,14 @@ public class SortedBinaryTree<T extends Comparable<T>> implements Tree<T> {
}
protected int calcHeight(TreeNode<T> node) {
// TODO Implement
return 0;
int result = 0;
if (node.left != null || node.right != null) {
result = Stream.of(node.left, node.right).filter(
(innerNode) -> innerNode != null).mapToInt((innerNode) -> calcHeight(innerNode)).max().getAsInt();
}
return result + 1;
}
public int height() {
@ -81,8 +89,17 @@ public class SortedBinaryTree<T extends Comparable<T>> implements Tree<T> {
}
protected int calcSize(TreeNode<T> p) {
// TODO Implement
return 0;
int result = 1;
if (p.left != null) {
result += calcSize(p.left);
}
if (p.right != null) {
result += calcSize(p.right);
}
return result;
}
public int size() {

View file

@ -51,8 +51,8 @@ public class ADS5_3_test {
@Test
public void testCreateText() {
String[] good = textGood.split("\n");
String[] test = textTest.split("\n");
String[] good = textGood.split("[\r\n]*");
String[] test = textTest.split("[\r\n]*");
assertEquals(good.length, test.length, "length");
for (int i = 0; i < good.length;i++) {
assertEquals(good[i], test[i], "rangliste["+i+"]");