/*
 *  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.tools.ant.types.resources;

/**
 * Interface to be implemented by "touchable" resources;
 * that is, those whose modification time can be altered.
 * @since Ant 1.7
 */
public interface Touchable {
    /**
     * Method called to "touch" the resource.
     * @param modTime the time to set the modified "field" of the resource,
     *                measured in milliseconds since the epoch.
     */
    void touch(long modTime);
}