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A light-weight, fast OpenAPI 3.0 parser and validator

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/*******************************************************************************
 *  Copyright (c) 2017 ModelSolv, Inc. 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:
 *     ModelSolv, Inc. - initial API and implementation and/or initial documentation
 *******************************************************************************/
package com.networknt.oas.validator.msg;

import java.util.Locale;
import java.util.Properties;

public interface Messages {

	// TODO: add a method to test a localization file for missing and invalid
	// property names (compare all the property keys to the enum value names). This
	// should be easily executed by a main method in the enum class. It would be
	// great to also flag localized messages whose list of placeholder positions
	// does not match that of the default message.
	public String getFormatString();

	public String name();

	public default String getFormatString(Locale locale) {
		Properties localeStrings = locale != null ? getFormatStrings(locale) : null;
		String formatString = localeStrings != null ? localeStrings.getProperty(name()) : null;
		return formatString != null ? formatString : getFormatString();
	}

	public default Properties getFormatStrings(Locale locale) {
		return MessagesHelper.loadLocalizations(this.getClass(), locale);
	}

	public default String msg(Object... args) {
		return msg(Locale.getDefault(), args);
	}

	public default String msgNoLocale(Object... args) {
		return msg((Locale) null, args);
	}

	public default String msg(Locale locale, Object... args) {
		return MessagesHelper.format(locale, this, args);
	}

	public static String msg(Messages instance, Object... args) {
		return instance.msg(args);
	}
}