bundles/org.eclipse.ui.presentations.r21/src/org/eclipse/ui/internal/presentations/r21/R21PresentationMessages.java

/*******************************************************************************
 * Copyright (c) 2004 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ui.internal.presentations.r21;

import java.text.MessageFormat;
import java.util.MissingResourceException;
import java.util.ResourceBundle;

/**
 * Utility class which helps managing messages
 */
public abstract class R21PresentationMessages {

    private static final String RESOURCE_BUNDLE = "org.eclipse.ui.internal.presentations.r21.messages"; //$NON-NLS-1$

    private static ResourceBundle bundle = ResourceBundle
            .getBundle(RESOURCE_BUNDLE);

    /**
     * Returns the formatted message for the given key in the resource bundle.
     * 
     * @param key
     *            the resource name
     * @param args
     *            the message arguments
     * @return the string
     */
    public static String format(String key, Object[] args) {
        return MessageFormat.format(getString(key), args);
    }

    /**
     * Returns the resource object with the given key in the resource bundle. If
     * there isn't any value under the given key, the key is returned.
     * 
     * @param key
     *            the resource name
     * @return the string
     */
    public static String getString(String key) {
        try {
            return bundle.getString(key);
        } catch (MissingResourceException e) {
            return key;
        }
    }

    /**
     * Returns the resource object with the given key in the resource bundle. If
     * there isn't any value under the given key, the default value is returned.
     * 
     * @param key
     *            the resource name
     * @param def
     *            the default value
     * @return the string
     */
    public static String getString(String key, String def) {
        try {
            return bundle.getString(key);
        } catch (MissingResourceException e) {
            return def;
        }
    }
}