org.sonar.server.util.LanguageParamUtils Maven / Gradle / Ivy
/*
* SonarQube
* Copyright (C) 2009-2018 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.server.util;
import com.google.common.base.Function;
import com.google.common.collect.Collections2;
import java.util.Arrays;
import java.util.Collection;
import javax.annotation.Nonnull;
import org.sonar.api.resources.Language;
import org.sonar.api.resources.Languages;
public class LanguageParamUtils {
private LanguageParamUtils() {
// Utility class
}
public static String getExampleValue(Languages languages) {
Language[] languageArray = languages.all();
if (languageArray.length > 0) {
return languageArray[0].getKey();
} else {
return "";
}
}
public static Collection getLanguageKeys(Languages languages) {
return Collections2.transform(Arrays.asList(languages.all()), LanguageToKeyFunction.INSTANCE);
}
private enum LanguageToKeyFunction implements Function {
INSTANCE;
@Override
public String apply(@Nonnull Language input) {
return input.getKey();
}
}
}