Sets the content of this structure element. <br> The value of this entry may be one of the following objects or a collection consisting of one or more of the following objects in any combination:<br> • Another structure element<br> • An integer marked-content identifier (<see cref="559f8e0c-ae20-410f-b587-36cf1bf7eeb3" info="T:com.o2sol.pdf4java.logicalstructure.PDFMarkedContentSequenceIdentifier" />) denoting a marked-content sequence<br> • A marked-content reference (<see cref="7126fde5-3233-4dc4-8e30-4469b5044efb" info="T:com.o2sol.pdf4java.logicalstructure.PDFMarkedContentReference" />) denoting a marked-content sequence<br> • An object reference (<see cref="598cd301-a112-49f2-ad66-9be6b8186747" info="T:com.o2sol.pdf4java.logicalstructure.PDFObjectReference" />) denoting a PDF object<br> Each of these objects other than the first (the structure element) shall be considered to be a content item.

public void setChildren( 
   PDFStructureElementContent value
)