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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+package org.openoffice.xmerge.util;
+
+import java.util.ResourceBundle;
+
+/**
+ * <p>Provides a singleton resource class for converter messages.</p>
+ *
+ * <p>By default, this class will search for a
+ * <code>ResourceBundle</code> class file or properties file based
+ * on the default locale.</p>
+ *
+ * <p>A properties file resources.properties will be provided.</p>
+ *
+ * <p>Note that if the resource bundle object is not loaded, the
+ * construction of the singleton object will throw a
+ * <code>MissingResourceException</code>, which is a
+ * <code>RuntimeException</code>, thus I opted to not explicitly
+ * declare it. If it does throw <code>MissingResourceException</code>,
+ * it may be due to a packaging problem.</p>
+ *
+ * @author Herbie Ong
+ */
+public final class Resources
+{
+ private ResourceBundle rb = null;
+
+ private static Resources instance = null;
+
+
+ /**
+ * This method returns the singleton instance
+ * of this class.
+ *
+ * @return The singleton <code>Resources</code>
+ * instance.
+ */
+ public synchronized static Resources getInstance()
+ {
+ if (instance == null)
+ {
+ instance = new Resources();
+ }
+
+ return instance;
+ }
+
+
+ /**
+ * Default constructor is only accessible within this class.
+ * Load the resource bundle that contains the resource
+ * <code>String</code> values.
+ */
+ private Resources()
+ {
+ rb = ResourceBundle.getBundle("org.openoffice.xmerge.util.resources");
+ }
+
+
+ /**
+ * This method returns the corresponding <code>String</code> given
+ * the key.
+ *
+ * @param key Key string for getting the message
+ * <code>String</code>.
+ * @return Message <code>String</code> corresponding to the key.
+ */
+ public String getString(String key)
+ {
+ return rb.getString(key);
+ }
+}
+