public InstanceTypeSpecification withConfigurations(java.util.Collection<Configuration> configurations) {
        setConfigurations(configurations);
        return this;
    }
<p>
A configuration classification that applies when provisioning cluster instances, which can include configurations
for applications and software bundled with Amazon EMR.
</p>

@param configurations
       A configuration classification that applies when provisioning cluster instances, which can include
       configurations for applications and software bundled with Amazon EMR.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-emr/src/main/java/com/amazonaws/services/elasticmapreduce/model/InstanceTypeSpecification.java