StringCellConverterFactory.java
- package com.gh.mygreen.xlsmapper.cellconverter.impl;
- import java.util.Optional;
- import org.apache.poi.ss.usermodel.Cell;
- import com.gh.mygreen.xlsmapper.Configuration;
- import com.gh.mygreen.xlsmapper.annotation.XlsTrim;
- import com.gh.mygreen.xlsmapper.cellconverter.BaseCellConverter;
- import com.gh.mygreen.xlsmapper.cellconverter.CellConverter;
- import com.gh.mygreen.xlsmapper.cellconverter.CellConverterFactory;
- import com.gh.mygreen.xlsmapper.cellconverter.CellConverterFactorySupport;
- import com.gh.mygreen.xlsmapper.cellconverter.TypeBindException;
- import com.gh.mygreen.xlsmapper.fieldaccessor.FieldAccessor;
- import com.gh.mygreen.xlsmapper.textformatter.TextFormatter;
- import com.gh.mygreen.xlsmapper.textformatter.TextParseException;
- /**
- * {@link String}を処理する{@link CellConverter}を作成するためのファクトリクラス。
- *
- * @since 2.0
- * @author T.TSUCHIE
- *
- */
- public class StringCellConverterFactory extends CellConverterFactorySupport<String>
- implements CellConverterFactory<String> {
-
- @Override
- public StringCellConverter create(final FieldAccessor field, final Configuration config) {
-
- final StringCellConverter cellConverter = new StringCellConverter(field, config);
- setupCellConverter(cellConverter, field, config);
-
- return cellConverter;
-
- }
-
- @Override
- protected void setupCustom(final BaseCellConverter<String> cellConverter, final FieldAccessor field, final Configuration config) {
- // 何もしない
- }
-
- @Override
- protected TextFormatter<String> createTextFormatter(final FieldAccessor field, final Configuration config) {
-
- return new TextFormatter<String>() {
-
- @Override
- public String parse(String text) throws TextParseException {
-
- if(text.isEmpty() && !field.hasAnnotation(XlsTrim.class)) {
- // トリムを行わない場合は、空文字をnullに補完する。
- return null;
- }
-
- return text;
- }
-
- @Override
- public String format(String value) {
- return value;
- }
- };
- }
-
- public class StringCellConverter extends BaseCellConverter<String> {
-
- private StringCellConverter(final FieldAccessor field, final Configuration config) {
- super(field, config);
- }
-
- @Override
- protected String parseCell(final Cell evaluatedCell, final String formattedValue) throws TypeBindException {
-
- return textFormatter.parse(formattedValue);
- }
-
- @Override
- protected void setupCell(final Cell cell, final Optional<String> cellValue) throws TypeBindException {
-
- if(cellValue.isPresent() && !cellValue.get().isEmpty()) {
- cell.setCellValue(cellValue.get());
-
- } else {
- cell.setBlank();
- }
- }
-
- }
-
- }