Innovimax-SARL/QuiXDM

/*
 * QuiXProc: efficient evaluation of XProc Pipelines.
 * Copyright (C) 2011-2018 Innovimax
 * All rights reserved.
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  You may obtain a copy of the License at
 *        http://www.apache.org/licenses/LICENSE-2.0*/
package innovimax.quixproc.datamodel.in;

import innovimax.quixproc.datamodel.event.AQuiXEvent;
import innovimax.quixproc.datamodel.in.QuiXEventStreamReader.State;

public abstract class AQuiXEventStreamReader {

    public interface CallBack {
        State getState();

        void setState(State state);

        AQuiXEvent processEndSource();
    }

    protected AQuiXEventStreamReader() {
    }

    protected abstract AQuiXEvent load(AStreamSource current);

    protected abstract AQuiXEvent process(CallBack callback);

    public abstract void reinitialize(AStreamSource current);

    public abstract void close();

}