Mercurial > dive4elements > framework
view artifact-database/src/main/java/de/intevation/artifactdatabase/DefaultCallMeta.java @ 357:1d11a0531242
Added artifact parameter to facets getDataProviderKeys.
artifacts/trunk@3380 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 09 Dec 2011 16:03:19 +0000 |
parents | 933bbc9fc11f |
children |
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/* * Copyright (c) 2010 by Intevation GmbH * * This program is free software under the LGPL (>=v2.1) * Read the file LGPL.txt coming with the software for details * or visit http://www.gnu.org/licenses/ if it does not exist. */ package de.intevation.artifactdatabase; import de.intevation.artifacts.CallMeta; import de.intevation.artifacts.PreferredLocale; import java.util.Locale; /** * Default implementation of CallMeta. It provides a list of * preferred langauages and implements an intersection mechanism * to figure out the best matching language given a list of server * provided languages. * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a> */ public class DefaultCallMeta implements CallMeta { /** * The list of preferred languages. */ protected PreferredLocale [] languages; /** * Default constructor. */ public DefaultCallMeta() { } /** * Creates new DefaultCallMeta with a given list of languages. * @param languages The list of preferred languages. */ public DefaultCallMeta(PreferredLocale [] languages) { this.languages = languages; } public PreferredLocale [] getLanguages() { return languages; } public Locale getPreferredLocale(Locale [] locales) { if (locales == null || locales.length == 0) { return null; } Locale best = null; float quality = -Float.MAX_VALUE; for (int i = 0; i < locales.length; ++i) { Locale wish = locales[i]; String wishLanguage = wish.getLanguage(); for (int j = 0; j < languages.length; ++j) { PreferredLocale have = languages[j]; Locale haveLocale = have.getLocale(); if (haveLocale.getLanguage().equals(wishLanguage)) { float haveQuality = have.getQuality(); if (haveQuality > quality) { quality = haveQuality; best = wish; } break; // Languages should not contain // same locale twice. } } } return best == null ? locales[0] : best; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :