@java.lang.Override
      public boolean getIsPrefix() {
        return isPrefix_;
      }
<pre>
True if break prepends the element.
</pre>

<code>bool is_prefix = 2;</code>

@return The isPrefix.
java-vision/proto-google-cloud-vision-v1p2beta1/src/main/java/com/google/cloud/vision/v1p2beta1/TextAnnotation.java