| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.drill.exec.store.pdf; |
| |
| import technology.tabula.RectangularTextContainer; |
| import technology.tabula.Table; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| |
| public class PdfRowIterator implements Iterator<List<RectangularTextContainer>> { |
| private final Table table; |
| private int rowCounter; |
| |
| public PdfRowIterator(Table table) { |
| this.table = table; |
| this.rowCounter = 0; |
| } |
| |
| public PdfRowIterator() { |
| this.table = null; |
| this.rowCounter = 0; |
| } |
| |
| |
| @Override |
| public boolean hasNext() { |
| if (table == null) { |
| return false; |
| } |
| return rowCounter < table.getRowCount(); |
| } |
| |
| @Override |
| public List<RectangularTextContainer> next() { |
| List<RectangularTextContainer> nextRow = PdfUtils.getRow(table, rowCounter); |
| rowCounter++; |
| return nextRow; |
| } |
| } |