pt.webdetails.cda.Messages.java Source code

Introduction

Here is the source code for pt.webdetails.cda.Messages.java

Source

/*!
* Copyright 2002 - 2013 Webdetails, a Pentaho company.  All rights reserved.
* 
* This software was developed by Webdetails and is provided under the terms
* of the Mozilla Public License, Version 2.0, or any later version. You may not use
* this file except in compliance with the license. If you need a copy of the license,
* please go to  http://mozilla.org/MPL/2.0/. The Initial Developer is Webdetails.
*
* Software distributed under the Mozilla Public License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or  implied. Please refer to
* the license for the specific language governing your rights and limitations.
*/

package pt.webdetails.cda;

import java.io.InputStream;
import java.util.Collections;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.PropertyResourceBundle;
import java.util.ResourceBundle;

import org.apache.commons.io.IOUtils;
import org.pentaho.platform.util.logging.Logger;
import org.pentaho.platform.util.messages.LocaleHelper;
import org.pentaho.platform.util.messages.MessageUtil;

/**
 * Utility class for internationalization
 * 
 * @author Will Gorman (wgorman@pentaho.com)
 *
 */
public class Messages {
    private static final Map<Locale, ResourceBundle> locales = Collections
            .synchronizedMap(new HashMap<Locale, ResourceBundle>());

    private static ResourceBundle getBundle() {
        Locale locale = LocaleHelper.getLocale();
        ResourceBundle bundle = Messages.locales.get(locale);
        if (bundle == null) {
            //      IPentahoSession session = new StandaloneSession("dashboards messages"); //$NON-NLS-1$
            InputStream in = null;
            try {
                in = CdaEngine.getRepo().getPluginSystemReader(null).getFileInputStream("messages.properties"); //$NON-NLS-1$
                bundle = new PropertyResourceBundle(in);
                Messages.locales.put(locale, bundle);
            } catch (Exception e) {
                Logger.error(Messages.class.getName(), "Could not get localization bundle", e); //$NON-NLS-1$
            } finally {
                IOUtils.closeQuietly(in);
            }
        }
        return bundle;
    }

    public static String getEncodedString(final String rawValue) {
        if (rawValue == null) {
            return (""); //$NON-NLS-1$
        }

        StringBuffer value = new StringBuffer();
        for (int n = 0; n < rawValue.length(); n++) {
            int charValue = rawValue.charAt(n);
            if (charValue >= 0x80) {
                value.append("&#x"); //$NON-NLS-1$
                value.append(Integer.toString(charValue, 0x10));
                value.append(";"); //$NON-NLS-1$
            } else {
                value.append((char) charValue);
            }
        }
        return value.toString();

    }

    public static String getXslString(final String key) {
        String rawValue = Messages.getString(key);
        return Messages.getEncodedString(rawValue);
    }

    public static String getString(final String key, final String... params) {
        if (params.length == 0) {
            try {
                return Messages.getBundle().getString(key);
            } catch (MissingResourceException e) {
                return '!' + key + '!';
            }
        }
        return MessageUtil.getString(Messages.getBundle(), key, params);
    }

    public static String getErrorString(final String key, final String... params) {
        if (params.length == 0)
            return MessageUtil.formatErrorMessage(key, Messages.getString(key));
        else
            return MessageUtil.getErrorString(Messages.getBundle(), key, params);
    }

}