Diff: dcs-sdk-java-master/app/src/main/java/com/baidu/duer/dcs/util/DateFormatterUtil.java

Revision:

45:2aa9f933c8d2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dcs-sdk-java-master/app/src/main/java/com/baidu/duer/dcs/util/DateFormatterUtil.java	Tue Jul 18 16:34:48 2017 +0800
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2017 Baidu, Inc. All Rights Reserved.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.baidu.duer.dcs.util;
+
+import java.text.DateFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Locale;
+
+/**
+ * iso8601string 时间格式转换
+ * <p>
+ * Created by zhoujianliang01@baidu.com on 2017/6/5.
+ */
+public class DateFormatterUtil {
+    private static final String TAG = "ISO8601DateFormatter";
+    private static final DateFormat DATE_FORMAT_1 = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ", Locale.CHINESE);
+    private static final DateFormat DATE_FORMAT_2 = new SimpleDateFormat("yyyy-MM-dd'T'HHmmssZ", Locale.CHINESE);
+    private static final String UTC_PLUS = "+";
+    private static final String UTC_MINUS = "-";
+
+    /**
+     * 将iso8601string格式字符串时间转为Date
+     *
+     * @param iso8601string iso8601格式的时间字符串
+     * @return Date Date类型表示的结果
+     * @throws ParseException ParseException
+     */
+    public static Date toDate(String iso8601string) throws ParseException {
+        iso8601string = iso8601string.trim();
+        if (iso8601string.toUpperCase().indexOf("Z") > 0) {
+            iso8601string = iso8601string.toUpperCase().replace("Z", "+0000");
+        } else if (((iso8601string.indexOf(UTC_PLUS)) > 0)) {
+            iso8601string = replaceColon(iso8601string, iso8601string.indexOf(UTC_PLUS));
+            iso8601string = appendZeros(iso8601string, iso8601string.indexOf(UTC_PLUS), UTC_PLUS);
+        } else if (((iso8601string.indexOf(UTC_MINUS)) > 0)) {
+            iso8601string = replaceColon(iso8601string, iso8601string.indexOf(UTC_MINUS));
+            iso8601string = appendZeros(iso8601string, iso8601string.indexOf(UTC_MINUS), UTC_MINUS);
+        }
+        LogUtil.d(TAG, "iso8601string:" + iso8601string);
+        Date date;
+        if (iso8601string.contains(":")) {
+            date = DATE_FORMAT_1.parse(iso8601string);
+        } else {
+            date = DATE_FORMAT_2.parse(iso8601string);
+        }
+        return date;
+    }
+
+    public static String toISO8601String(Date date) {
+        return DATE_FORMAT_1.format(date);
+    }
+
+    private static String replaceColon(String sourceStr, int offsetIndex) {
+        if (sourceStr.substring(offsetIndex).contains(":")) {
+            return sourceStr.substring(0, offsetIndex) + sourceStr.substring(offsetIndex).replace(":", "");
+        }
+        return sourceStr;
+    }
+
+    private static String appendZeros(String sourceStr, int offsetIndex, String offsetChar) {
+        if ((sourceStr.length() - 1) - sourceStr.indexOf(offsetChar, offsetIndex) <= 2) {
+            return sourceStr + "00";
+        }
+        return sourceStr;
+    }
+}
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