@java.lang.Override
  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;

    size = 0;
    if (java.lang.Double.doubleToRawLongBits(latitude_) != 0) {
      size += com.google.protobuf.CodedOutputStream.computeDoubleSize(1, latitude_);
    }
    if (java.lang.Double.doubleToRawLongBits(longitude_) != 0) {
      size += com.google.protobuf.CodedOutputStream.computeDoubleSize(2, longitude_);
    }
    if (java.lang.Double.doubleToRawLongBits(radiusMeter_) != 0) {
      size += com.google.protobuf.CodedOutputStream.computeDoubleSize(3, radiusMeter_);
    }
    size += getUnknownFields().getSerializedSize();
    memoizedSize = size;
    return size;
  }
<pre>
Radius of the circle area in meters.
</pre>

<code>double radius_meter = 3;</code>

@return The radiusMeter.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/CircleArea.java