Java tutorial
package com.sam_chordas.android.stockhawk.app.utils; import org.joda.time.DateTime; import org.joda.time.format.DateTimeFormat; import org.joda.time.format.DateTimeFormatter; /** * Copyright (C) 2015 The Android Open Source Project * <p/> * 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 * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * 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. */ public class DateTimeUtils { public static String convertToPatternFromPattern(String fromPattern, String date, String toPattern) { return getStringPatternFromDateTime(toPattern, getDateTimeFromPattern(fromPattern, date)); } private static DateTime getDateTimeFromPattern(String inputPattern, String date) { DateTimeFormatter formatter = DateTimeFormat.forPattern(inputPattern); return formatter.parseDateTime(date); } public static String getStringPatternFromDateTime(String pattern, DateTime date) { DateTimeFormatter presenter = DateTimeFormat.forPattern(pattern); return presenter.print(date); } }