Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/RangeState.java @ 322:448d0dc64357
The inserted ranges (distance and WQ ranges) are validated in the feed() operation.
flys-artifacts/trunk@1716 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Mon, 18 Apr 2011 12:36:08 +0000 |
| parents | |
| children | c21fb8de54f8 |
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| 321:9581b88f2920 | 322:448d0dc64357 |
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| 1 package de.intevation.flys.artifacts.states; | |
| 2 | |
| 3 import org.apache.log4j.Logger; | |
| 4 | |
| 5 | |
| 6 /** | |
| 7 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 8 */ | |
| 9 public abstract class RangeState extends DefaultState { | |
| 10 | |
| 11 /** The logger that is used in this class.*/ | |
| 12 private static Logger logger = Logger.getLogger(RangeState.class); | |
| 13 | |
| 14 | |
| 15 public RangeState() { | |
| 16 } | |
| 17 | |
| 18 | |
| 19 /** | |
| 20 * Validates a given range with a given valid range. | |
| 21 * | |
| 22 * @param fromValid Valid lower value of the range. | |
| 23 * @param toValid Valid upper value of the range. | |
| 24 * @param from The lower value. | |
| 25 * @param to The upper value. | |
| 26 * @param step The step width. | |
| 27 * | |
| 28 * @return true, if everything was fine, otherwise an exception is thrown. | |
| 29 */ | |
| 30 protected boolean validateRange( | |
| 31 double fromValid, double toValid, | |
| 32 double from, double to, double step) | |
| 33 throws IllegalArgumentException | |
| 34 { | |
| 35 logger.debug("RangeState.validateRange"); | |
| 36 | |
| 37 if (from < fromValid) { | |
| 38 logger.error( | |
| 39 "Invalid 'from'. " + from + " is smaller than " + fromValid); | |
| 40 throw new IllegalArgumentException("error_feed_from_out_of_range"); | |
| 41 } | |
| 42 else if (to > toValid) { | |
| 43 logger.error( | |
| 44 "Invalid 'to'. " + to + " is bigger than " + toValid); | |
| 45 throw new IllegalArgumentException("error_feed_to_out_of_range"); | |
| 46 } | |
| 47 else if (from > to) { | |
| 48 throw new IllegalArgumentException("error_feed_from_bigger_to"); | |
| 49 } | |
| 50 | |
| 51 return true; | |
| 52 } | |
| 53 } | |
| 54 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |