org.abego.commons.util.function.BooleanSupplierUtil Maven / Gradle / Ivy
/*
* MIT License
*
* Copyright (c) 2020 Udo Borkowski, ([email protected])
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.abego.commons.util.function;
import org.abego.commons.lang.exception.MustNotInstantiateException;
import java.util.function.BooleanSupplier;
@SuppressWarnings("WeakerAccess")
final public class BooleanSupplierUtil {
public static final int DEFAULT_WAIT_MILLIS = 10;
BooleanSupplierUtil() {
throw new MustNotInstantiateException();
}
public static BooleanSupplier not(BooleanSupplier test) {
return () -> !test.getAsBoolean();
}
public static void waitUntil(BooleanSupplier test) {
waitUntil(test, DEFAULT_WAIT_MILLIS);
}
public static void waitUntil(BooleanSupplier test,
int checkIntervalMillis) {
while (!test.getAsBoolean()) {
try {
//noinspection BusyWait
Thread.sleep(checkIntervalMillis);
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
break;
}
}
}
}
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