Package org.hamcrest

Class FeatureMatcher<T,​U>

    • Constructor Detail

      • FeatureMatcher

        public FeatureMatcher​(Matcher<? super U> subMatcher,
                              java.lang.String featureDescription,
                              java.lang.String featureName)
        Constructor
        Parameters:
        subMatcher - The matcher to apply to the feature
        featureDescription - Descriptive text to use in describeTo
        featureName - Identifying text for mismatch message
    • Method Detail

      • featureValueOf

        protected abstract U featureValueOf​(T actual)
        Implement this to extract the interesting feature.
        Parameters:
        actual - the target object
        Returns:
        the feature to be matched
      • matchesSafely

        protected boolean matchesSafely​(T actual,
                                        Description mismatch)
        Description copied from class: TypeSafeDiagnosingMatcher
        Subclasses should implement this. The item will already have been checked for the specific type and will never be null.
        Specified by:
        matchesSafely in class TypeSafeDiagnosingMatcher<T>
        Parameters:
        actual - the item.
        mismatch - the mismatch description.
        Returns:
        boolean true/false depending if item matches matcher.
      • describeTo

        public final void describeTo​(Description description)
        Description copied from interface: SelfDescribing
        Generates a description of the object. The description may be part of a description of a larger object of which this is just a component, so it should be worded appropriately.
        Parameters:
        description - The description to be built or appended to.