/*
* Copyright ( c ) 2014 , 2016 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
package jdk.test.lib;
import java.util.Objects;
/**
* Class which runs another Runnable in infinite loop with certain pauses
* between cycles .
*/
public class InfiniteLoop implements Runnable {
private final Runnable target;
private final long mills;
/**
* @ param target a target to run in a loop
* @ param mills the length of pause time in milliseconds
* @ throws NullPointerException if target is null
* @ throws IllegalArgumentException if the value of millis is negative
*/
public InfiniteLoop(Runnable target, long mills) {
Objects.requireNonNull(target);
if (mills < 0 ) {
throw new IllegalArgumentException("mills < 0" );
}
this .target = target;
this .mills = mills;
}
@Override
public void run() {
try {
while (true ) {
target.run();
if (mills > 0 ) {
Thread .sleep(mills);
}
}
} catch (InterruptedException e) {
Thread .currentThread().interrupt();
throw new Error(e);
}
}
}
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