/*  * Copyright 2004-2005 OpenSymphony  *  * Licensed under the Apache License, Version 2.0 (the "License"); you may not  * use this file except in compliance with the License. You may obtain a copy  * of the License at  *  *   http://www.apache.org/licenses/LICENSE-2.0  *    * Unless required by applicable law or agreed to in writing, software  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the  * License for the specific language governing permissions and limitations  * under the License. *  *//* * Previously Copyright (c) 2001-2004 James House */package org.quartz.impl.jdbcjobstore;import java.text.MessageFormat;/** * <p> * This class contains utility functions for use in all delegate classes. * </p> *  * @author <a href="mailto:jeff@binaryfeed.org">Jeffrey Wescott</a> */public final class Util {    /**     * Private constructor because this is a pure utility class.     */    private Util() {    }        /*     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     *      * Interface.     *      * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~     */    /**     * <p>     * Replace the table prefix in a query by replacing any occurrences of     * "{0}" with the table prefix.     * </p>     *      * @param query     *          the unsubstitued query     * @param tablePrefix     *          the table prefix     * @return the query, with proper table prefix substituted     */    public static String rtp(String query, String tablePrefix) {        return MessageFormat.format(query, new Object[]{tablePrefix});    }    /**     * <p>     * Obtain a unique key for a given job.     * </p>     *      * @param jobName     *          the job name     * @param groupName     *          the group containing the job     * @return a unique <code>String</code> key     */    static String getJobNameKey(String jobName, String groupName) {        return (groupName + "_$x$x$_" + jobName).intern();    }    /**     * <p>     * Obtain a unique key for a given trigger.     * </p>     *      * @param triggerName     *          the trigger name     * @param groupName     *          the group containing the trigger     * @return a unique <code>String</code> key     */    static String getTriggerNameKey(String triggerName, String groupName) {        return (groupName + "_$x$x$_" + triggerName).intern();    }}// EOF