org.jboss.aerogear.security.otp.api.Clock Maven / Gradle / Ivy
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* Copyright 2012, Red Hat, Inc., and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
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*
* 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,
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* See the License for the specific language governing permissions and
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*/
package org.jboss.aerogear.security.otp.api;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.TimeZone;
public class Clock {
private final int interval;
private Calendar calendar;
public Clock() {
interval = 30;
calendar = GregorianCalendar.getInstance(TimeZone.getTimeZone("UTC"));
}
public Clock(int interval) {
this.interval = interval;
}
public long getCurrentInterval() {
long currentTimeSeconds = calendar.getTimeInMillis() / 1000;
return currentTimeSeconds / interval;
}
}