public TerminologyProperties withDirectionality(String directionality) {
        setDirectionality(directionality);
        return this;
    }
<p>
The directionality of your terminology resource indicates whether it has one source language (uni-directional) or
multiple (multi-directional).
</p>
<dl>
<dt>UNI</dt>
<dd>
<p>
The terminology resource has one source language (the first column in a CSV file), and all of its other languages
are target languages.
</p>
</dd>
<dt>MULTI</dt>
<dd>
<p>
Any language in the terminology resource can be the source language.
</p>
</dd>
</dl>

@param directionality
       The directionality of your terminology resource indicates whether it has one source language
       (uni-directional) or multiple (multi-directional). </p>
       <dl>
       <dt>UNI</dt>
       <dd>
       <p>
       The terminology resource has one source language (the first column in a CSV file), and all of its other
       languages are target languages.
       </p>
       </dd>
       <dt>MULTI</dt>
       <dd>
       <p>
       Any language in the terminology resource can be the source language.
       </p>
       </dd>
@return Returns a reference to this object so that method calls can be chained together.
@see Directionality
aws-java-sdk-translate/src/main/java/com/amazonaws/services/translate/model/TerminologyProperties.java