net.sf.saxon.pull.PullConsumer Maven / Gradle / Ivy
package net.sf.saxon.pull;
import net.sf.saxon.trans.XPathException;
/**
* A PullConsumer consumes all the events supplied by a PullProvider, doing nothing
* with them. The class exists so that PullFilters on the pipeline can produce side-effects.
* For example, this class can be used to validate a document, where the side effects are
* error messages.
*/
public class PullConsumer {
private PullProvider in;
/**
* Create a PullConsumer that swallows the events read from a given pull provider
* @param in the PullProvider from which events are to be read and swallowed up
*/
public PullConsumer(PullProvider in) {
this.in = in;
}
/**
* Consume the input
* @throws net.sf.saxon.trans.XPathException
*/
public void consume() throws XPathException {
while (true) {
if (in.next() == PullProvider.END_OF_INPUT) {
return;
}
}
}
}
//
// The contents of this file are subject to the Mozilla Public License Version 1.0 (the "License");
// you may not use this file except in compliance with the License. You may obtain a copy of the
// License at http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS" basis,
// WITHOUT WARRANTY OF ANY KIND, either express or implied.
// See the License for the specific language governing rights and limitations under the License.
//
// The Original Code is: all this file.
//
// The Initial Developer of the Original Code is Michael H. Kay.
//
// Portions created by (your name) are Copyright (C) (your legal entity). All Rights Reserved.
//
// Contributor(s): none.
//