java-tutorials/jee7/src/test/java/com/baeldung/timer/WithinWindowMatcher.java

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2016-06-08 22:05:48 +02:00
package com.baeldung.timer;
import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
class WithinWindowMatcher extends BaseMatcher<Long> {
private final long timeout;
private final long tolerance;
public WithinWindowMatcher(long timeout, long tolerance) {
this.timeout = timeout;
this.tolerance = tolerance;
}
@Override
public boolean matches(Object item) {
final Long actual = (Long) item;
return Math.abs(actual - timeout) < tolerance;
}
@Override
public void describeTo(Description description) {
//To change body of implemented methods use File | Settings | File Templates.
}
public static Matcher<Long> withinWindow(final long timeout, final long tolerance) {
return new WithinWindowMatcher(timeout, tolerance);
}
}