/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */


package org.apache.catalina.util;


import org.apache.catalina.Lifecycle;
import org.apache.catalina.LifecycleEvent;
import org.apache.catalina.LifecycleListener;
import org.apache.tomcat.util.digester.Digester;


/**
 * Helper class used to do property replacement on system properties.
 * @deprecated No longer used. Will be removed in Tomcat 9.
 */
@Deprecated
public class SystemPropertyReplacerListener
    implements LifecycleListener {


    // ---------------------------------------------- LifecycleListener Methods


    @Override
    public void lifecycleEvent(LifecycleEvent event) {
        if (Lifecycle.BEFORE_INIT_EVENT.equals(event.getType())) {
            Digester.replaceSystemProperties();
        }
    }


}
