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products/Sources/formale Sprachen/JAVA/Netbeans/java/classfile/test/ (Apache JAVA IDE Version 28^©) Datei vom 3.10.2025 mit Größe 2 kB

Quelle ElapsedTimer.java Sprache: JAVA

/*
* 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.
*/
/*
* Contributor(s): Thomas Ball
*/

/**
* A simple class for calculating and reporting elapsed system time.
* Each timer has a start time and may have an end time.  If an
* elapsed time value is requested of a timer which doesn't have its
* stop time set, the current system time is used.
*
* @author Tom Ball
*/
public class ElapsedTimer {
    // System times in milliseconds; see System.currentTimeMillis();
    private long startTime;
    private long stopTime;

    /**
     * Create a new timer.
     */
    public ElapsedTimer() {
reset();
    }

    /**
     * Stop the current timer; that is, set its stopTime.
     */
    public void stop() {
stopTime = System.currentTimeMillis();
    }

    /**
     * Reset the starting time to the current system time.
     */
    public final void reset() {
startTime = System.currentTimeMillis();
    }

    public long getElapsedMilliseconds() {
long st = (stopTime == 0) ? System.currentTimeMillis() : stopTime;
return st - startTime;
    }

    public int getElapsedSeconds() {
return (int)(getElapsedMilliseconds() / 1000L);
    }

    public String toString() {
long ms = getElapsedMilliseconds();
int sec = (int)(ms / 1000L);
int frac = (int)(ms % 1000L);
StringBuffer sb = new StringBuffer();
sb.append(ms / 1000L);
sb.append('.');
sb.append(ms % 1000L);
sb.append(" seconds");
return sb.toString();
    }
}

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