s-day01-LocalDate的基本使用（代替Calender）

s-day01/src/com/inmind/jdk8_date05/LocalDateDemo09.java

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+package com.inmind.jdk8_date05;
+
+import java.time.LocalDate;
+
+public class LocalDateDemo09 {
+    public static void main(String[] args) {
+        //获取当前日期对象
+        LocalDate localDate = LocalDate.now();
+        System.out.println(localDate);//保存的是地址，但是重写了toString方法，展示了日期的内容
+        //1、获取当前日期对象对应的信息
+        showTime(localDate);
+
+        //2、直接修改某个信息: withYear、withMonth、withDayOfMonth、withDayOfYear
+        LocalDate localDate1 = localDate.withYear(2099);
+        showTime(localDate1);
+        LocalDate localDate2 = localDate.withMonth(10);
+        showTime(localDate2);
+        // 3、把某个信息加多少: plusYears、plusMonths、plusDays、plusWeeks
+        LocalDate localDate3 = localDate.plusYears(10);
+        LocalDate localDate4 = localDate.plusMonths(10);
+        showTime(localDate3);
+        showTime(localDate4);
+        //4.把某个信息减多少：minusYears、minusMonths、minusDays、minusWeeks
+        LocalDate localDate5 = localDate.minusYears(10);
+        LocalDate localDate6 = localDate.minusMonths(10);
+        showTime(localDate5);
+        showTime(localDate6);
+        //5、获取指定日期的LocalDate对象： public static LocalDate of(int year, int month, int dayOfMonth)
+        LocalDate localDate7 = LocalDate.of(2029, 12, 12);
+        LocalDate localDate8 = LocalDate.of(2019, 12, 12);
+        showTime(localDate7);
+        // 6、判断2个日期对象，是否相等，在前还是在后： equals isBefore isAfter
+        System.out.println(localDate7.equals(localDate8));
+        System.out.println(localDate7.isBefore(localDate8));
+        System.out.println(localDate7.isAfter(localDate8));
+    }
+
+    private static void showTime(LocalDate localDate) {
+        int year = localDate.getYear();
+        int monthValue = localDate.getMonthValue();
+        int day = localDate.getDayOfMonth();
+        int dayOfYear = localDate.getDayOfYear();
+        int value = localDate.getDayOfWeek().getValue();
+        System.out.println(year+"-"+monthValue+"-"+day+"-"+dayOfYear+"-"+value);
+    }
+}