公会收入,成员收入增加月榜

(cherry picked from commit 7d03ff0c51d9301e5b71840c3985fd806df94210)

library/src/main/java/com/yizhuan/xchat_android_library/utils/TimeUtils.java

@@ -861,6 +861,58 @@ public class TimeUtils {
         }
     }
 
+    /**
+     * 获取指定年月的第一天
+     * @param ym yyyy-MM
+     * @return
+     */
+    public static String getFirstDayOfMonth(String ym) {
+        String arr[] = ym.split("-");
+
+        int year = Integer.parseInt(arr[0]);
+        int month = Integer.parseInt(arr[1]);
+
+        Calendar cal = Calendar.getInstance();
+        //设置年份
+        cal.set(Calendar.YEAR, year);
+
+        //设置月份
+        cal.set(Calendar.MONTH, month - 1);
+        //获取某月最小天数
+        int firstDay = cal.getMinimum(Calendar.DATE);
+        //设置日历中月份的最小天数
+        cal.set(Calendar.DAY_OF_MONTH, firstDay);
+        //格式化日期
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+
+        return sdf.format(cal.getTime());
+    }
+
+    /**
+     * 获取指定年月的最后一天
+     * @param ym
+     * @return
+     */
+    public static String getLastDayOfMonth(String ym) {
+        String arr[] = ym.split("-");
+
+        int year = Integer.parseInt(arr[0]);
+        int month = Integer.parseInt(arr[1]);
+
+        Calendar cal = Calendar.getInstance();
+        //设置年份
+        cal.set(Calendar.YEAR, year);
+        //设置月份
+        cal.set(Calendar.MONTH, month - 1);
+        //获取某月最大天数
+        int lastDay = cal.getActualMaximum(Calendar.DATE);
+        //设置日历中月份的最大天数
+        cal.set(Calendar.DAY_OF_MONTH, lastDay);
+        //格式化日期
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+        return sdf.format(cal.getTime());
+    }
+
 
 
 //    public static boolean getTimeLimit() {