Messages.java

/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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.
*
* Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.platform.dataaccess.metadata.messages;

import java.util.Collections;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;
import java.util.ResourceBundle;

import org.pentaho.platform.util.messages.LocaleHelper;
import org.pentaho.platform.util.messages.MessageUtil;


public class Messages {
  private static final String BUNDLE_NAME = "org.pentaho.platform.dataaccess.metadata.messages.messages"; //$NON-NLS-1$

  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 ) {
      bundle = ResourceBundle.getBundle( Messages.BUNDLE_NAME, locale );
      Messages.locales.put( locale, bundle );
    }
    return bundle;
  }

  public static String getString( final String key ) {
    try {
      return Messages.getBundle().getString( key );
    } catch ( MissingResourceException e ) {
      return '!' + key + '!';
    }
  }

  public static String getString( final String key, final String param1 ) {
    return MessageUtil.getString( Messages.getBundle(), key, param1 );
  }

  public static String getString( final String key, final String param1, final String param2 ) {
    return MessageUtil.getString( Messages.getBundle(), key, param1, param2 );
  }

  public static String getString( final String key, final String param1, final String param2, final String param3 ) {
    return MessageUtil.getString( Messages.getBundle(), key, param1, param2, param3 );
  }

  public static String getString( final String key, final String param1, final String param2, final String param3,
                                  final String param4 ) {
    return MessageUtil.getString( Messages.getBundle(), key, param1, param2, param3, param4 );
  }

  public static String getErrorString( final String key ) {
    return MessageUtil.formatErrorMessage( key, Messages.getString( key ) );
  }

  public static String getErrorString( final String key, final String param1 ) {
    return MessageUtil.getErrorString( Messages.getBundle(), key, param1 );
  }

  public static String getErrorString( final String key, final String param1, final String param2 ) {
    return MessageUtil.getErrorString( Messages.getBundle(), key, param1, param2 );
  }

  public static String getErrorString( final String key, final String param1, final String param2,
                                       final String param3 ) {
    return MessageUtil.getErrorString( Messages.getBundle(), key, param1, param2, param3 );
  }

}