public ListDeviceDefinitionVersionsResult withVersions(VersionInformation... versions) {
        if (this.versions == null) {
            setVersions(new java.util.ArrayList<VersionInformation>(versions.length));
        }
        for (VersionInformation ele : versions) {
            this.versions.add(ele);
        }
        return this;
    }
Information about a version.
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setVersions(java.util.Collection)} or {@link #withVersions(java.util.Collection)} if you want to override
the existing values.
</p>

@param versions
       Information about a version.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-greengrass/src/main/java/com/amazonaws/services/greengrass/model/ListDeviceDefinitionVersionsResult.java