org.openehealth.coala.beans.LocaleHandler.java Source code

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Here is the source code for org.openehealth.coala.beans.LocaleHandler.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.openehealth.coala.beans;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;

import javax.faces.context.FacesContext;

import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

/**
 * Manages and initializes the available locales of coala
 * @author astiefer
 */
@Component
@Scope("session")
public class LocaleHandler implements Serializable {

    private static final long serialVersionUID = 1L;
    private String locale;

    /**
     * Default constructor
     * Sets the locale to the applications default locale
     */
    public LocaleHandler() {
        locale = FacesContext.getCurrentInstance().getApplication().getDefaultLocale().toString();
    }

    /**
     * @return the available locales 
     */
    public List<String> getLocales() {
        List<String> l = new ArrayList<String>();
        for (Iterator<Locale> it = FacesContext.getCurrentInstance().getApplication().getSupportedLocales(); it
                .hasNext();) {
            l.add(it.next().toString());

        }
        return l;
    }

    /**
     * Changes the locale
     * @return 
     */
    public String changeLocale() {
        FacesContext.getCurrentInstance().getViewRoot().setLocale(new Locale(locale));
        return null;
    }

    /**
     * @return the locale
     */
    public String getLocale() {
        return locale;
    }

    /**
     * @param locale the locale to set
     */
    public void setLocale(String locale) {
        this.locale = locale;
    }
}