Mercurial > hg > Members > shoshi > jungle > jungle-core
view src/main/java/jp/ac/u_ryukyu/ie/cr/benchMark/Data/TreeMapBenchMark.java @ 320:e3e4ffd746cb
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author | tatsuki |
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date | Tue, 07 Feb 2017 21:34:21 +0900 |
parents | e2f7a8698c67 |
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package jp.ac.u_ryukyu.ie.cr.benchMark.Data; import jp.ac.u_ryukyu.ie.cr.jungle.data.treemap.TreeMap; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import java.util.Optional; public class TreeMapBenchMark { public static void main(String[] args) { for (int i = 1; i <= 10; i++) { TreeMap<String, String> map = new TreeMap<>(); List<String> insertValueList = new ArrayList<>(); for (int count = 1; count < 100 * i; count++) { insertValueList.add(0,String.valueOf(count)); } Iterator<String> insertValueIterator = insertValueList.iterator(); long t1 = System.currentTimeMillis(); while (insertValueIterator.hasNext()) { String str = insertValueIterator.next(); map = map.put(str, str); } long t2 = System.currentTimeMillis(); List<String> fiindValueList = new ArrayList<>(); for (int count = 1; count < 1000; count++) { fiindValueList.add(0,String.valueOf(count)); } Iterator<String> findtValueIterator = fiindValueList.iterator(); long t3 = System.currentTimeMillis(); while (findtValueIterator.hasNext()) { Optional<String> ttt = map.get(findtValueIterator.next()); } long t4 = System.currentTimeMillis(); Iterator<String> deleteValueIterator = insertValueList.iterator(); long t5 = System.currentTimeMillis(); while (deleteValueIterator.hasNext()) { map = map.delete(deleteValueIterator.next()); } long t6 = System.currentTimeMillis(); System.out.println((i * 100) + " " + (t2 - t1)); //insert //System.out.println((i * 100) + " " + (t4 - t3)); // find //System.out.println((i * 100) + " " + (t6 - t5));// delete } } }