Here you can find the source of formatCalendarXsdZulu(Calendar c, int millisDigits)
Parameter | Description |
---|---|
c | the object to format |
millisDigits | number of digits used for millisecond field (0 = none) |
private static String formatCalendarXsdZulu(Calendar c, int millisDigits)
//package com.java2s; /*//from w w w . j a v a 2 s .c o m * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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. */ import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.TimeZone; public class Main { /** * Format a Calendar object to a schema datetime string with time zone UTC * Used by testConvertToDateTime(). * @param c the object to format * @param millisDigits number of digits used for millisecond field * (0 = none) * @return something like "1111-22-33T44:55:66.789Z" */ private static String formatCalendarXsdZulu(Calendar c, int millisDigits) { String formatString = "yyyy-MM-dd'T'HH:mm:ss"; SimpleDateFormat simpleDateFormat = new SimpleDateFormat(formatString); simpleDateFormat.setTimeZone(TimeZone.getTimeZone("GMT")); StringBuffer sb = new StringBuffer(simpleDateFormat.format(c.getTime())); sb.append(formatMillis(c.get(Calendar.MILLISECOND), millisDigits)); sb.append('Z'); return sb.toString(); } /** * Used to by formatCalendar* to format millisecond field. * @param millis the millisecond value * @param digits the number of digits to use * (0=none) * @return something like ".123" or "" (when digits=0) */ private static String formatMillis(int millis, int digits) { if (digits == 0) return ""; StringBuffer sb = new StringBuffer(16); sb.append('.'); sb.append(millis); while (sb.length() > digits && sb.charAt(sb.length() - 1) == '0') { sb.deleteCharAt(sb.length() - 1); // remove trailing '0' } while (sb.length() < digits + 1) { sb.append('0'); // add trailing '0' } return sb.toString(); } }