/*
* The Kuali Financial System, a comprehensive financial management system for higher education.
*
* Copyright 2005-2014 The Kuali Foundation
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.kuali.kfs.module.ld.util;
import java.io.BufferedReader;
import java.io.File;
import org.kuali.kfs.module.ld.businessobject.LaborOriginEntry;
public class FilteringLaborOriginEntryFileIterator extends LaborOriginEntryFileIterator {
private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(FilteringLaborOriginEntryFileIterator.class);
public static interface LaborOriginEntryFilter {
public boolean accept(LaborOriginEntry originEntry);
}
protected LaborOriginEntryFilter filter;
/**
* Constructs a LaborOriginEntryFileIterator
*
* @param reader a reader representing flat-file origin entries
* @param autoCloseReader whether to automatically close the reader when the end of origin entries has been reached (i.e. when
* hasNext() returns false)
*/
public FilteringLaborOriginEntryFileIterator(BufferedReader reader, LaborOriginEntryFilter filter) {
super(reader, true);
this.filter = filter;
}
/**
* Constructs a LaborOriginEntryFileIterator
*
* @param reader a reader representing flat-file origin entries
* @param autoCloseReader whether to automatically close the reader when the end of origin entries has been reached (i.e. when
* hasNext() returns false)
*/
public FilteringLaborOriginEntryFileIterator(BufferedReader reader, boolean autoCloseReader, LaborOriginEntryFilter filter) {
super(reader, autoCloseReader);
this.filter = filter;
}
/**
* Constructs a LaborOriginEntryFilter When constructed with this method, the file handle will be automatically closed when the
* end of origin entries has been reached (i.e. when hasNext() returns false)
*
* @param file the file
*/
public FilteringLaborOriginEntryFileIterator(File file, LaborOriginEntryFilter filter) {
super(file);
this.filter = filter;
}
/**
* @see org.kuali.kfs.gl.batch.service.impl.OriginEntryFileIterator#fetchNextEntry()
*/
@Override
protected void fetchNextEntry() {
do {
super.fetchNextEntry();
}
while (nextEntry != null && !filter.accept(nextEntry));
}
}