gradle-master/subprojects/base-services/src/main/java/org/gradle/internal/time/Timer.java
/*
 * Copyright 2016 the original author or authors.
 *
 * 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.
 */

package org.gradle.internal.time;

public interface Timer {

    /**
     * @return A human-consumable description of the elapsed time.
     */
    String getElapsed();

    /**
     * Return the elapsed time in ms. Returned value is always &gt;= 0.
     * @return The elapsed time, in ms.
     */
    long getElapsedMillis();

    /**
     * Restart this timer. Sets elapsed time to zero.
     */
    void reset();
}
