TimeUnits.java
- package org.opentrafficsim.core.network.factory.xml.units;
- import java.util.HashMap;
- import java.util.Map;
- import org.djunits.unit.FrequencyUnit;
- import org.djunits.unit.TimeUnit;
- import org.djunits.unit.UNITS;
- import org.djunits.value.vdouble.scalar.Duration;
- import org.djunits.value.vdouble.scalar.Frequency;
- import org.djunits.value.vdouble.scalar.Time;
- import org.opentrafficsim.core.network.NetworkException;
- /**
- * Parser for times and frequencies with unit.
- * <p>
- * Copyright (c) 2013-2016 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
- * BSD-style license. See <a href="http://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
- * <p>
- * $LastChangedDate: 2015-07-24 02:58:59 +0200 (Fri, 24 Jul 2015) $, @version $Revision: 1147 $, by $Author: averbraeck $,
- * initial version Jul 23, 2015 <br>
- * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
- */
- public final class TimeUnits implements UNITS
- {
- /** The time units. */
- public static final Map<String, TimeUnit> TIME_UNITS = new HashMap<>();
- /** The per time units. */
- public static final Map<String, FrequencyUnit> FREQUENCY_UNITS = new HashMap<>();
- static
- {
- TIME_UNITS.put("ms", MILLISECOND);
- TIME_UNITS.put("s", SECOND);
- TIME_UNITS.put("m", MINUTE);
- TIME_UNITS.put("min", MINUTE);
- TIME_UNITS.put("h", HOUR);
- TIME_UNITS.put("hr", HOUR);
- TIME_UNITS.put("d", DAY);
- TIME_UNITS.put("day", DAY);
- TIME_UNITS.put("wk", WEEK);
- TIME_UNITS.put("week", WEEK);
- FREQUENCY_UNITS.put("/ms", PER_MILLISECOND);
- FREQUENCY_UNITS.put("/s", PER_SECOND);
- FREQUENCY_UNITS.put("/m", PER_MINUTE);
- FREQUENCY_UNITS.put("/min", PER_MINUTE);
- FREQUENCY_UNITS.put("/h", PER_HOUR);
- FREQUENCY_UNITS.put("/hr", PER_HOUR);
- FREQUENCY_UNITS.put("/d", PER_DAY);
- FREQUENCY_UNITS.put("/day", PER_DAY);
- FREQUENCY_UNITS.put("/wk", PER_WEEK);
- FREQUENCY_UNITS.put("/week", PER_WEEK);
- }
- /** Utility class. */
- private TimeUnits()
- {
- // do not instantiate
- }
- /**
- * @param s the string to parse
- * @return the unit as a String in the Map.
- * @throws NetworkException when parsing fails
- */
- public static String parseTimeUnit(final String s) throws NetworkException
- {
- String u = null;
- for (String us : TIME_UNITS.keySet())
- {
- if (s.toString().contains(us))
- {
- if (u == null || us.length() > u.length())
- {
- u = us;
- }
- }
- }
- if (u == null)
- {
- throw new NetworkException("Parsing network: cannot instantiate time unit in: " + s);
- }
- return u;
- }
- /**
- * @param s the string to parse
- * @return the next value.
- * @throws NetworkException when parsing fails
- */
- public static Time parseTime(final String s) throws NetworkException
- {
- String us = parseTimeUnit(s);
- TimeUnit u = TIME_UNITS.get(us);
- String sv = s.substring(0, s.indexOf(us));
- try
- {
- double value = Double.parseDouble(sv);
- return new Time(value, u);
- }
- catch (NumberFormatException nfe)
- {
- throw new NetworkException("Parsing network: cannot instantiate scalar: " + s, nfe);
- }
- }
- /**
- * @param s the string to parse
- * @return the next value.
- * @throws NetworkException when parsing fails
- */
- public static Duration parseDuration(final String s) throws NetworkException
- {
- String us = parseTimeUnit(s);
- TimeUnit u = TIME_UNITS.get(us);
- String sv = s.substring(0, s.indexOf(us));
- try
- {
- double value = Double.parseDouble(sv);
- return new Duration(value, u);
- }
- catch (NumberFormatException nfe)
- {
- throw new NetworkException("Parsing network: cannot instantiate scalar: " + s, nfe);
- }
- }
- /**
- * @param s the string to parse
- * @return the unit as a String in the Map.
- * @throws NetworkException when parsing fails
- */
- public static String parseFrequencyUnit(final String s) throws NetworkException
- {
- String u = null;
- for (String us : FREQUENCY_UNITS.keySet())
- {
- if (s.toString().contains(us))
- {
- if (u == null || us.length() > u.length())
- {
- u = us;
- }
- }
- }
- if (u == null)
- {
- throw new NetworkException("Parsing network: cannot instantiate frequency unit in: " + s);
- }
- return u;
- }
- /**
- * @param s the string to parse
- * @return the next value.
- * @throws NetworkException when parsing fails
- */
- public static Frequency parseFrequency(final String s) throws NetworkException
- {
- String us = parseFrequencyUnit(s);
- FrequencyUnit u = FREQUENCY_UNITS.get(us);
- String sv = s.substring(0, s.indexOf(us));
- try
- {
- double value = Double.parseDouble(sv);
- return new Frequency(value, u);
- }
- catch (NumberFormatException nfe)
- {
- throw new NetworkException("Parsing network: cannot instantiate scalar: " + s, nfe);
- }
- }
- }