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annotate artifact-database/src/main/java/de/intevation/artifactdatabase/DefaultCallMeta.java @ 50:0b04fa8a19c6

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Better implementation for fetching the preferred locale via meta of call context. artifacts/trunk@176 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 02 Oct 2009 10:02:15 +0000
parents 823850c63d95
children 3a668da76463
rev   line source
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1 package de.intevation.artifactdatabase;
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3 import java.util.Locale;
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4
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5 import de.intevation.artifacts.CallMeta;
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6 import de.intevation.artifacts.PreferredLocale;
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7
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8 /**
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9 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
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10 */
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11 public class DefaultCallMeta
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12 implements CallMeta
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13 {
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14 protected PreferredLocale [] languages;
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15
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16 public DefaultCallMeta() {
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17 }
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18
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19 public DefaultCallMeta(PreferredLocale [] languages) {
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20 }
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21
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22 public PreferredLocale [] getLanguages() {
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23 return languages;
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24 }
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25
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26 public Locale getPreferredLocale(Locale [] locales) {
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27 if (locales == null || locales.length == 0) {
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28 return null;
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29 }
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31 Locale best = null;
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32 float quality = -Float.MAX_VALUE;
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33
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34 for (int i = 0; i < locales.length; ++i) {
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35 Locale wish = locales[i];
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36 String wishLanguage = wish.getLanguage();
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37
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38 for (int j = 0; j < languages.length; ++j) {
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39 PreferredLocale have = languages[j];
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40 Locale haveLocale = have.getLocale();
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41 if (haveLocale.getLanguage().equals(wishLanguage)) {
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42 float haveQuality = have.getQuality();
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43 if (haveQuality > quality) {
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44 quality = haveQuality;
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45 best = wish;
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46 }
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47 break; // Languages should not contain
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48 // same locale twice.
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49 }
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50 }
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51 }
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52
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53 return best == null
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54 ? locales[0]
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55 : best;
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56 }
48
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57 }
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58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org