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Classes to use Hamcrest matchers within JUnit tests

There is a newer version: 2.0.0.0

package org.hamcrest.junit.internal;

import org.hamcrest.*;

public class ThrowableCauseMatcher extends FeatureMatcher {
    public ThrowableCauseMatcher(Matcher causeMatcher) {
        super(causeMatcher, "exception with cause", "cause");
    }

    @Override
    protected Throwable featureValueOf(Throwable actual) {
        return actual.getCause();
    }


    public static Matcher hasCause(final Matcher matcher) {
        return new ThrowableCauseMatcher(matcher);
    }
}