默认日期格式的支持

yzg-util-base/src/main/java/com/yanzuoguang/util/helper/AreaHelper.java

+package com.yanzuoguang.util.helper;
+
+import com.yanzuoguang.util.exception.CodeException;
+
+public class AreaHelper {
+    public static final int AREA_LENGTH = 9;
+
+    /**
+     * 获取地区Id
+     *
+     * @param fromAreaId
+     * @return
+     */
+    public static String getCountryId(String fromAreaId) {
+        return getLengthId(fromAreaId, 3);
+    }
+
+    /**
+     * 获取地区Id
+     *
+     * @param fromAreaId
+     * @return
+     */
+    public static String getProvinceId(String fromAreaId) {
+        return getLengthId(fromAreaId, 5);
+    }
+
+    /**
+     * 获取地区Id
+     *
+     * @param fromAreaId
+     * @return
+     */
+    public static String getCityId(String fromAreaId) {
+        return getLengthId(fromAreaId, 7);
+    }
+
+    /**
+     * 获取地区Id
+     *
+     * @param fromAreaId
+     * @return
+     */
+    public static String getAreaId(String fromAreaId) {
+        return getLengthId(fromAreaId, AREA_LENGTH);
+    }
+
+    private static String getLengthId(String fromAreaId, int length) {
+        if (StringHelper.isEmpty(fromAreaId)) {
+            return fromAreaId;
+        } else if (fromAreaId.length() != AREA_LENGTH) {
+            throw new CodeException("地区编码不合法，长度不为9");
+        }
+        String ret = fromAreaId.substring(0, length - 1);
+        String retSimple = getSimple(fromAreaId);
+        if (StringHelper.compare(ret, retSimple)) {
+            return getFull(retSimple);
+        }
+        return StringHelper.EMPTY;
+    }
+
+    /**
+     * 获取简写Id
+     *
+     * @param fromAreaId
+     * @return
+     */
+    public static String getSimple(String fromAreaId) {
+        return StringHelper.trimEnd(fromAreaId, "00");
+    }
+
+    /**
+     * 获取全写Id
+     *
+     * @param fromAreaId
+     * @return
+     */
+    public static String getFull(String fromAreaId) {
+        if (StringHelper.isEmpty(fromAreaId)) {
+            return fromAreaId;
+        } else if (fromAreaId.length() > AREA_LENGTH) {
+            throw new CodeException("地区编码不合法，长度大于9");
+        } else {
+            StringBuilder sb = new StringBuilder();
+            sb.append(fromAreaId);
+            for (int i = fromAreaId.length(); i < AREA_LENGTH; i++) {
+                sb.append("0");
+            }
+            return sb.toString();
+        }
+    }
+}