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abstract public static class: Explanation.IDFExplanation [javadoc | source]

All Implemented Interfaces:

Small Util class used to pass both an idf factor as well as an explanation for that factor. This class will likely be held on a Weight , so be aware before storing any large or un-serializable fields.
Method from org.apache.lucene.search.Explanation$IDFExplanation Summary:
explain,   getIdf
Methods from java.lang.Object:
clone,   equals,   finalize,   getClass,   hashCode,   notify,   notifyAll,   toString,   wait,   wait,   wait
Method from org.apache.lucene.search.Explanation$IDFExplanation Detail:
 abstract public String explain()
    This should be calculated lazily if possible.
 abstract public float getIdf()