ADS_Praktikum_5/src/ch/zhaw/ads/RankingTreeServer.java

51 lines
1.8 KiB
Java

package ch.zhaw.ads;
import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
public class RankingTreeServer implements CommandExecutor {
public Tree<Competitor> createTree(String rankingText) {
Tree<Competitor> tree = new SortedBinaryTree<>();
String[] competitorsString = rankingText.split("\n");
for (String competitorString : competitorsString){
String[] values = competitorString.split(";");
tree.add(new Competitor(0, values[0], values[1]));
}
return tree;
}
public String createSortedText(Tree<Competitor> competitorTree) {
AtomicInteger rank = new AtomicInteger(1);
StringBuilder sb = new StringBuilder();
competitorTree.traversal().inorder(new Visitor<Competitor>() {
@Override
public void visit(Competitor obj) {
sb.append(rank.getAndAdd(1) + " " + obj.getName() + " " + obj.getTime() + "\n");
}
});
return sb.toString();
}
public String execute(String rankingList) {
Tree<Competitor> competitorTree = createTree(rankingList);
return "Rangliste (Tree)\n" + createSortedText(competitorTree);
}
public static void main(String[] args) {
String rangliste = "Mueller Stefan;02:31:14\n" +
"Marti Adrian;02:30:09\n" +
"Kiptum Daniel;02:11:31\n" +
"Ancay Tarcis;02:20:02\n" +
"Kreibuhl Christian;02:21:47\n" +
"Ott Michael;02:33:48\n" +
"Menzi Christoph;02:27:26\n" +
"Oliver Ruben;02:32:12\n" +
"Elmer Beat;02:33:53\n" +
"Kuehni Martin;02:33:36\n";
RankingTreeServer server = new RankingTreeServer();
System.out.println(server.execute(rangliste));
}
}