Here you can find the source of getMessage(String messageKey, Object[] params)
public static String getMessage(String messageKey, Object[] params)
//package com.java2s; /*/*from w ww. j a va2 s. co m*/ * The contents of this file are subject to the terms * of the Common Development and Distribution License * (the License). You may not use this file except in * compliance with the License. * * You can obtain a copy of the License at * https://javaserverfaces.dev.java.net/CDDL.html or * legal/CDDLv1.0.txt. * See the License for the specific language governing * permission and limitations under the License. * * When distributing Covered Code, include this CDDL * Header Notice in each file and include the License file * at legal/CDDLv1.0.txt. * If applicable, add the following below the CDDL Header, * with the fields enclosed by brackets [] replaced by * your own identifying information: * "Portions Copyrighted [year] [name of copyright owner]" * * [Name of File] [ver.__] [Date] * * Copyright 2006 Sun Microsystems Inc. All Rights Reserved */ import java.util.ResourceBundle; import java.util.Locale; import java.text.MessageFormat; public class Main { private static final String RESOURCE_BUNDLE_BASE_NAME = "com.sun.faces.resources.JsfToolsMessages"; public static String getMessage(String messageKey, Object[] params) { ResourceBundle bundle = ResourceBundle.getBundle(RESOURCE_BUNDLE_BASE_NAME, Locale.getDefault(), Thread.currentThread().getContextClassLoader()); return MessageFormat.format(bundle.getString(messageKey), params); } public static String getMessage(String messageKey) { return getMessage(messageKey, null); } }