@java.lang.Override
      public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
        if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(routine_)) {
          com.google.protobuf.GeneratedMessageV3.writeString(output, 1, routine_);
        }
        if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(step_)) {
          com.google.protobuf.GeneratedMessageV3.writeString(output, 2, step_);
        }
        getUnknownFields().writeTo(output);
      }
<pre>
Name of a step within the routine.
</pre>

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

@return The bytes for step.
java-workflow-executions/proto-google-cloud-workflow-executions-v1/src/main/java/com/google/cloud/workflows/executions/v1/Execution.java