| /* |
| * 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. |
| */ |
| package org.apache.nifi.web.api.request; |
| |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| import java.util.Locale; |
| |
| /** |
| * Class for parsing integer parameters and providing a user friendly error message. |
| */ |
| public class DateTimeParameter { |
| |
| private static final String DATE_TIME_FORMAT = "MM/dd/yyyy HH:mm:ss"; |
| private static final String INVALID_INTEGER_MESSAGE = "Unable to parse '%s' as a date/time. Expected format '%s'."; |
| |
| private Date dateTimeValue; |
| |
| public DateTimeParameter(String rawDateTime) { |
| try { |
| dateTimeValue = parse(rawDateTime); |
| } catch (ParseException pe) { |
| throw new IllegalArgumentException(String.format(INVALID_INTEGER_MESSAGE, |
| rawDateTime, DATE_TIME_FORMAT)); |
| } |
| } |
| |
| public Date getDateTime() { |
| return dateTimeValue; |
| } |
| |
| public static String format(final Date date) { |
| SimpleDateFormat parser = new SimpleDateFormat(DATE_TIME_FORMAT, Locale.US); |
| parser.setLenient(false); |
| return parser.format(date); |
| } |
| |
| public static String format(final DateTimeParameter param) { |
| return format(param.getDateTime()); |
| } |
| |
| public static Date parse(final String str) throws ParseException { |
| SimpleDateFormat parser = new SimpleDateFormat(DATE_TIME_FORMAT, Locale.US); |
| parser.setLenient(false); |
| return parser.parse(str); |
| } |
| } |