The FlagHandler and InputProcessor interfaces that plugins must implement

interfaces.java

/* Processors directly take over creation of the output documents
 * and are generally intended for use on leaf(ish) nodes and for
 * making really dramatic output changes (not recommended)
 */
public interface InputProcessor {
	
	public void processSolr(Node source, NodeState state, HashMap<String,ArrayList<String>> solr);
	public Node processXml(Node inputNode, NodeState state, Document xml);
	
}

/* Flags are specified in the schema files and allow  you to
 * step in and modify the `NodeState` before it gets writen
 * and before you pass it off to the child and its flags.
 */
public interface FlagHandler {
	
	void processNodeState(NodeState state, String value);
	void processChildState(NodeState state, String value);
	
}