Mercurial > hg > Members > tatsuki > jungle-bench
view src/main/java/jp/ac/u_ryukyu/ie/cr/tatsuki/treemap/functionalJavaTreeMapMemory.java @ 20:195c1a644550
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author | tatsuki |
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date | Tue, 17 Mar 2015 15:37:19 +0900 |
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package jp.ac.u_ryukyu.ie.cr.tatsuki.treemap; import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter; import java.util.LinkedList; import fj.Ord; import fj.data.TreeMap; public class functionalJavaTreeMapMemory { public static void main(String args[]) throws IOException { File getFile = new File("./time/fjMemory"); PrintWriter pw = new PrintWriter(new BufferedWriter(new FileWriter(getFile))); TreeMap<Integer, Integer> map = TreeMap.empty(Ord.intOrd); LinkedList<TreeMap<Integer, Integer>> list = new LinkedList<TreeMap<Integer, Integer>>(); list.add(map); for (Integer count = 0; count <= 10000; count++) { TreeMap<Integer, Integer> newMap = list.getLast(); TreeMap<Integer, Integer> copyMap = newMap.set(count, count); list.add(copyMap); long used = getMemory(); System.out.println(count + " " + used); pw.println(count + " " + used); } pw.close(); } public static long getMemory() { long free = Runtime.getRuntime().freeMemory() / 1024; long total = Runtime.getRuntime().totalMemory() / 1024; long used = total - free; return used; } }