| /* |
| * 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.guacamole.form; |
| |
| import java.text.DateFormat; |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.util.Date; |
| |
| /** |
| * Represents a time field. The field may contain only time values which |
| * conform to a standard pattern, defined by TimeField.FORMAT. |
| */ |
| public class TimeField extends Field { |
| |
| /** |
| * The time format used by time fields, compatible with SimpleDateFormat. |
| */ |
| public static final String FORMAT = "HH:mm:ss"; |
| |
| /** |
| * Creates a new TimeField with the given name. |
| * |
| * @param name |
| * The unique name to associate with this field. |
| */ |
| public TimeField(String name) { |
| super(name, Field.Type.TIME); |
| } |
| |
| /** |
| * Parses the given string into a corresponding time. The string must |
| * follow the standard format used by time fields, as defined by |
| * FORMAT and as would be produced by format(). |
| * |
| * @param timeString |
| * The time string to parse, which may be null. |
| * |
| * @return |
| * The time corresponding to the given time string, or null if the |
| * provided time string was null or blank. |
| * |
| * @throws ParseException |
| * If the given time string does not conform to the standard format |
| * used by time fields. |
| */ |
| public static Date parse(String timeString) |
| throws ParseException { |
| |
| // Return null if no time provided |
| if (timeString == null || timeString.isEmpty()) |
| return null; |
| |
| // Parse time according to format |
| DateFormat timeFormat = new SimpleDateFormat(TimeField.FORMAT); |
| return timeFormat.parse(timeString); |
| |
| } |
| |
| /** |
| * Converts the given time into a string which follows the format used by |
| * time fields. |
| * |
| * @param time |
| * The time value to format, which may be null. |
| * |
| * @return |
| * The formatted time, or null if the provided time was null. |
| */ |
| public static String format(Date time) { |
| DateFormat timeFormat = new SimpleDateFormat(TimeField.FORMAT); |
| return time == null ? null : timeFormat.format(time); |
| } |
| |
| } |