com.enonic.cms.domain.localization.LocalizationResourceBundle.java Source code

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Here is the source code for com.enonic.cms.domain.localization.LocalizationResourceBundle.java

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/*
 * Copyright 2000-2011 Enonic AS
 * http://www.enonic.com/license
 */
package com.enonic.cms.domain.localization;

import java.io.UnsupportedEncodingException;
import java.text.MessageFormat;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Properties;
import java.util.ResourceBundle;

import org.apache.commons.lang.StringUtils;

/**
 * Created by rmy - Date: Apr 23, 2009
 */
public class LocalizationResourceBundle extends ResourceBundle {
    private final Properties props;

    private static final String UTF_8_ENCODING = "UTF-8";

    private static final String LATIN_1_ENCODING = "ISO-8859-1";

    public LocalizationResourceBundle(Properties props) {
        this.props = props;
    }

    protected Object handleGetObject(String key) {
        return createUTF8EncodedPhrase((String) this.props.get(key));
    }

    public Enumeration<String> getKeys() {
        HashSet<String> set = new HashSet<String>();
        for (Object o : this.props.keySet()) {
            set.add((String) o);
        }

        return Collections.enumeration(set);
    }

    public String getLocalizedPhrase(String s) {
        return (String) handleGetObject(s);
    }

    public String getLocalizedPhrase(String s, Object[] arguments) {
        String message = (String) handleGetObject(s);

        return StringUtils.isNotEmpty(message) ? MessageFormat.format(message, arguments) : null;
    }

    private String createUTF8EncodedPhrase(String localizedPhrase) {
        if (StringUtils.isBlank(localizedPhrase)) {
            return null;
        }

        try {
            return new String(localizedPhrase.getBytes(LATIN_1_ENCODING), UTF_8_ENCODING);
        } catch (UnsupportedEncodingException e) {
            // Woha, this should not happen!
            e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
            return null;
        }
    }

}