Returns the vector of words which must be contained within a line read from the original stream in order for it to match this filter.
Tags:
return:
The array of words which must be contained within a line read from the original stream in order for it to match this filter. The returned object is "live" - in other words, changes made to the returned object are mirrored in the filter.
[Deprecated. For reference only, used to be read() method.] Returns the next character in the filtered stream, only including lines from the original stream which contain all of the specified words.
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return:
next character in the resulting stream, or -1 if the end of the resulting stream has been reached
exception:
IOException if the underlying stream throws an IOException during reading