Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/CalculationSelectMinfo.java @ 2693:edaa2297aea3
Started module MINFO (MINFOArtifact, state to choose calculations, configurations).
flys-artifacts/trunk@4397 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Mon, 14 May 2012 08:09:10 +0000 |
| parents | |
| children |
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| 2692:32b1e28edb15 | 2693:edaa2297aea3 |
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| 1 package de.intevation.flys.artifacts.states; | |
| 2 | |
| 3 import org.apache.log4j.Logger; | |
| 4 | |
| 5 import org.w3c.dom.Element; | |
| 6 | |
| 7 import de.intevation.artifacts.Artifact; | |
| 8 import de.intevation.artifacts.CallContext; | |
| 9 import de.intevation.artifacts.CallMeta; | |
| 10 | |
| 11 import de.intevation.artifacts.common.utils.XMLUtils; | |
| 12 | |
| 13 import de.intevation.artifactdatabase.data.StateData; | |
| 14 | |
| 15 import de.intevation.flys.artifacts.FLYSArtifact; | |
| 16 import de.intevation.flys.artifacts.resources.Resources; | |
| 17 | |
| 18 /** | |
| 19 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 20 */ | |
| 21 public class CalculationSelectMinfo extends DefaultState { | |
| 22 | |
| 23 /** The logger that is used in this class. */ | |
| 24 private static Logger logger = Logger.getLogger(CalculationSelectMinfo.class); | |
| 25 | |
| 26 | |
| 27 public static final String FIELD_MODE = "calculation_mode"; | |
| 28 | |
| 29 public static final String CALC_BED_MIDDLE = "calc.bed.middle"; | |
| 30 public static final String CALC_BED_DIFF = "calc.bed.diff"; | |
| 31 public static final String CALC_BED_QUALITY = "calc.bed.quality"; | |
| 32 public static final String CALC_SEDIMENT_LOAD = "calc.sediment.load"; | |
| 33 public static final String CALC_FLOW_VELOCITY = "calc.flow.velocity"; | |
| 34 public static final String CALC_SQ_RELATION = "calc.sq.relation"; | |
| 35 | |
| 36 /** An array that holds all available calculation modes. */ | |
| 37 public static final String[] CALCULATIONS = { | |
| 38 CALC_BED_MIDDLE, | |
| 39 CALC_BED_DIFF, | |
| 40 CALC_BED_QUALITY, | |
| 41 CALC_SEDIMENT_LOAD, | |
| 42 CALC_FLOW_VELOCITY, | |
| 43 CALC_SQ_RELATION | |
| 44 }; | |
| 45 | |
| 46 | |
| 47 /** Error message that is thrown if no mode has been chosen. */ | |
| 48 public static final String ERROR_NO_CALCULATION_MODE = | |
| 49 "error_feed_no_calculation_mode"; | |
| 50 | |
| 51 /** Error message that is thrown if an invalid calculation mode has been | |
| 52 * chosen. */ | |
| 53 public static final String ERROR_INVALID_CALCULATION_MODE = | |
| 54 "error_feed_invalid_calculation_mode"; | |
| 55 | |
| 56 | |
| 57 public CalculationSelectMinfo() { | |
| 58 } | |
| 59 | |
| 60 | |
| 61 @Override | |
| 62 protected Element[] createItems( | |
| 63 XMLUtils.ElementCreator cr, | |
| 64 Artifact artifact, | |
| 65 String name, | |
| 66 CallContext context) | |
| 67 { | |
| 68 CallMeta meta = context.getMeta(); | |
| 69 Element[] calcs = new Element[CALCULATIONS.length]; | |
| 70 | |
| 71 for (int i = 0; i < CALCULATIONS.length; ++i) { | |
| 72 String calc = CALCULATIONS[i]; | |
| 73 calcs[i] = createItem( | |
| 74 cr, new String[] { | |
| 75 Resources.getMsg(meta, calc, calc), | |
| 76 calc | |
| 77 }); | |
| 78 } | |
| 79 | |
| 80 return calcs; | |
| 81 } | |
| 82 | |
| 83 | |
| 84 @Override | |
| 85 public boolean validate(Artifact artifact) | |
| 86 throws IllegalArgumentException | |
| 87 { | |
| 88 logger.debug("CalculationSelect.validate"); | |
| 89 FLYSArtifact flys = (FLYSArtifact) artifact; | |
| 90 | |
| 91 StateData data = getData(flys, FIELD_MODE); | |
| 92 String calc = (data != null) ? (String) data.getValue() : null; | |
| 93 | |
| 94 if (calc == null) { | |
| 95 throw new IllegalArgumentException(ERROR_NO_CALCULATION_MODE); | |
| 96 } | |
| 97 | |
| 98 calc = calc.trim().toLowerCase(); | |
| 99 | |
| 100 for (String mode: CALCULATIONS) { | |
| 101 if (mode.equals(calc)) { | |
| 102 return true; | |
| 103 } | |
| 104 } | |
| 105 | |
| 106 throw new IllegalArgumentException(ERROR_INVALID_CALCULATION_MODE); | |
| 107 } | |
| 108 } | |
| 109 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |