public void setInstanceType(String instanceType) {
        this.instanceType = instanceType;
    }
<p>
The instance type for the runtime environment to update.
</p>

@param instanceType
       The instance type for the runtime environment to update.
aws-java-sdk-mainframemodernization/src/main/java/com/amazonaws/services/mainframemodernization/model/UpdateEnvironmentRequest.java