au.com.onegeek.lambda.parser.XslxUtil.java Source code

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Here is the source code for au.com.onegeek.lambda.parser.XslxUtil.java

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/*
 * #%L
 * Lambda Core
 * %%
 * Copyright (C) 2011 null
 * %%
 * 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.
 * #L%
 */
package au.com.onegeek.lambda.parser;

import java.util.Date;

import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellValue;
import org.apache.poi.ss.usermodel.DateUtil;
import org.apache.poi.ss.usermodel.FormulaEvaluator;
import org.apache.poi.ss.usermodel.Workbook;

public class XslxUtil {

    public static Object objectFrom(final Workbook workbook, final Cell cell) {
        Object cellValue = null;

        if (cell.getCellType() == Cell.CELL_TYPE_STRING) {
            cellValue = cell.getRichStringCellValue().getString();
        } else if (cell.getCellType() == Cell.CELL_TYPE_NUMERIC) {
            cell.setCellType(Cell.CELL_TYPE_STRING);
            cellValue = cell.getRichStringCellValue().getString();
            //            cellValue = getNumericCellValue(cell);
        } else if (cell.getCellType() == Cell.CELL_TYPE_BOOLEAN) {
            cellValue = cell.getBooleanCellValue();
        } else if (cell.getCellType() == Cell.CELL_TYPE_FORMULA) {
            cellValue = evaluateCellFormula(workbook, cell);
        }

        return cellValue;

    }

    public static Object getNumericCellValue(final Cell cell) {
        Object cellValue;
        if (DateUtil.isCellDateFormatted(cell)) {
            cellValue = new Date(cell.getDateCellValue().getTime());
        } else {
            cellValue = cell.getNumericCellValue();
        }
        return cellValue;
    }

    public static Object evaluateCellFormula(final Workbook workbook, final Cell cell) {
        FormulaEvaluator evaluator = workbook.getCreationHelper().createFormulaEvaluator();
        CellValue cellValue = evaluator.evaluate(cell);
        Object result = null;

        if (cellValue.getCellType() == Cell.CELL_TYPE_BOOLEAN) {
            result = cellValue.getBooleanValue();
        } else if (cellValue.getCellType() == Cell.CELL_TYPE_NUMERIC) {
            result = cellValue.getNumberValue();
        } else if (cellValue.getCellType() == Cell.CELL_TYPE_STRING) {
            result = cellValue.getStringValue();
        }

        return result;
    }
}