public void setDefaultValue(String defaultValue) {
        this.defaultValue = defaultValue;
    }
<p>
If specified, the default values for the parameters. Parameters without a default value are required. Parameters
with a default value are optional.
</p>

@param defaultValue
       If specified, the default values for the parameters. Parameters without a default value are required.
       Parameters with a default value are optional.
aws-java-sdk-ssm/src/main/java/com/amazonaws/services/simplesystemsmanagement/model/DocumentParameter.java