public Builder setDescription(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      description_ = value;
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }
<pre>
Textual description, e.g. `Fixed-gear bicycle`.
</pre>

<code>string description = 2;</code>

@param value The description to set.
@return This builder for chaining.
java-video-intelligence/proto-google-cloud-video-intelligence-v1p2beta1/src/main/java/com/google/cloud/videointelligence/v1p2beta1/Entity.java