--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/jp/ac/u_ryukyu/ie/cr/tatsuki/xml/UntilTreeMapPutTime.java	Sat Dec 06 12:00:21 2014 +0900
@@ -0,0 +1,26 @@
+package jp.ac.u_ryukyu.ie.cr.tatsuki.xml;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.TreeMap;
+
+
+public class UntilTreeMapPutTime {
+
+  public static void main(String args[]) throws IOException {
+    File file = new File("./time/until");
+    PrintWriter pw = new PrintWriter(new BufferedWriter(new FileWriter(file)));
+    TreeMap<Integer, Integer> map = new TreeMap<Integer,Integer>();
+    for (int count = 0; count <= 48800; count++) {
+      long t1 = System.currentTimeMillis();
+      map.put(count, count);
+      long t2 = System.currentTimeMillis();
+      System.out.println("put time " + count + " " + (t2 - t1));
+      pw.println(count + " " + (t2 - t1));
+    }
+    pw.close();
+  }
+}