public boolean getIsBinary() {
        return http.getIsStreaming() || (http.getIsPayload() && "java.nio.ByteBuffer".equals(variable.getVariableType()));
    }
Get the documentation that should be shared between the "with" and "set"-style methods that pertains to the type of data in
the message. This usually instructs customers on how to properly format the data that they write to the message based on
its type.
aws-java-sdk-code-generator/src/main/java/com/amazonaws/codegen/model/intermediate/MemberModel.java