添加了一些自定义的常用的学习代码

Author: gaopengxiang417

src/com/gao/jvm/CalendarTest.java

@@ -15,6 +15,17 @@
  */
 public class CalendarTest {
     public static void main(String[] args) throws ParseException, IOException, InterruptedException {
+
+        Calendar calendar1 = Calendar.getInstance();
+        System.out.println(calendar1.getMaximum(Calendar.DAY_OF_MONTH));
+        System.out.println(calendar1.getActualMaximum(Calendar.DAY_OF_MONTH));
+
+        calendar1.set(Calendar.MONTH, 10);
+        System.out.println(calendar1.getTime());
+        System.out.println(calendar1.getMaximum(Calendar.DAY_OF_MONTH));
+        System.out.println(calendar1.getActualMaximum(Calendar.DAY_OF_MONTH));
+
+
         SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd");
         Date date = dateFormat.parse("20130731");
 

src/com/gao/jvm/EncytTest.java

@@ -0,0 +1,18 @@
+package com.gao.jvm;
+
+/**
+ * User: wangchen.gpx
+ * Date: 13-12-26
+ * Time: 下午7:32
+ */
+public class EncytTest {
+    public static void main(String[] args) {
+        String str = "Name,CardNo,Descriot,CtfTp,CtfId,Gender,Birthday,Address,Zip,Dirty,District1,District2,District3,District4,District5,District6,FirstNm,LastNm,Duty,Mobile,Tel,Fax,EMail,Nation,Taste,Education,Company,CTel,CAddress,CZip,Family,Version,id";
+
+        String[] strings = str.split(",");
+        int count = 200000;
+        for (String string : strings) {
+            System.out.println(string + " string,");
+        }
+    }
+}

src/com/gao/jvm/IntegerTest.java

@@ -15,5 +15,9 @@ public static void main(String[] args) {
         Integer three = 128;
         Integer four = 128;
         System.out.println(three == four);
+
+        Integer first = new Integer(1);
+        Integer second = new Integer(1);
+        System.out.println(first == second);
     }
 }