uk.co.certait.htmlexporter.writer.excel.ExcelTableRowWriter.java Source code

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Here is the source code for uk.co.certait.htmlexporter.writer.excel.ExcelTableRowWriter.java

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/**
 * Copyright (C) 2012 alanhay <alanhay99@hotmail.com>
 *
 * Licensed 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 uk.co.certait.htmlexporter.writer.excel;

import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.ss.util.RegionUtil;
import org.jsoup.nodes.Element;

import uk.co.certait.htmlexporter.writer.AbstractTableRowWriter;
import uk.co.certait.htmlexporter.writer.TableCellWriter;

public class ExcelTableRowWriter extends AbstractTableRowWriter {
    private Sheet sheet;

    public ExcelTableRowWriter(Sheet sheet, TableCellWriter cellWriter) {
        super(cellWriter);

        this.sheet = sheet;
    }

    @Override
    public void renderRow(Element row, int rowIndex) {
        // row may already have been created as a result of a merge operation.
        if (sheet.getRow(rowIndex) == null) {
            sheet.createRow(rowIndex);
        }
    }

    public void doMerge(int rowIndex, int columnIndex, int rowSpan, int columnSpan) {
        Cell cell = sheet.getRow(rowIndex).getCell(columnIndex);
        CellRangeAddress range = new CellRangeAddress(rowIndex, rowIndex + rowSpan - 1, columnIndex,
                columnIndex + columnSpan - 1);

        sheet.addMergedRegion(range);

        RegionUtil.setBorderBottom(cell.getCellStyle().getBorderBottom(), range, sheet, sheet.getWorkbook());
        RegionUtil.setBorderTop(cell.getCellStyle().getBorderTop(), range, sheet, sheet.getWorkbook());
        RegionUtil.setBorderLeft(cell.getCellStyle().getBorderLeft(), range, sheet, sheet.getWorkbook());
        RegionUtil.setBorderRight(cell.getCellStyle().getBorderRight(), range, sheet, sheet.getWorkbook());

        RegionUtil.setBottomBorderColor(cell.getCellStyle().getBottomBorderColor(), range, sheet,
                sheet.getWorkbook());
        RegionUtil.setTopBorderColor(cell.getCellStyle().getTopBorderColor(), range, sheet, sheet.getWorkbook());
        RegionUtil.setLeftBorderColor(cell.getCellStyle().getLeftBorderColor(), range, sheet, sheet.getWorkbook());
        RegionUtil.setRightBorderColor(cell.getCellStyle().getRightBorderColor(), range, sheet,
                sheet.getWorkbook());
    }
}