src/main/java/innovimax/quixproc/datamodel/filter/DocumentCountFilter.java
/*
* 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.filter;
import innovimax.quixproc.datamodel.IQuiXStream;
import innovimax.quixproc.datamodel.IQuiXToken;
public class DocumentCountFilter extends AQuiXEventStreamFilter {
private int count;
public DocumentCountFilter(final IQuiXStream<IQuiXToken> stream) {
super(stream);
this.count = 0;
}
@Override
public IQuiXToken process(final IQuiXToken item) {
switch (item.getType()) {
case START_DOCUMENT:
this.count++;
return item;
default:
return item;
}
}
public int getCurrentDocumentCount() {
return this.count;
}
}