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fix big excel writer bug
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@ -15,6 +15,7 @@
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* 【core 】 ExcelWriter增加setCurrentRowToEnd方法(issue#I24A2R@Gitee)
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* 【extra 】 增加表达式引擎封装(ExpressionUtil)(pr#1203@Github)
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* 【core 】 增加enum转数字支持(issue#I24QZY@Gitee)
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* 【core 】 NumberUtil.toBigDecimal空白符转换为0(issue#I24MRP@Gitee)
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### Bug修复
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* 【core 】 修复DateUtil.current使用System.nanoTime的问题(issue#1198@Github)
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@ -26,6 +27,7 @@
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* 【http 】 修复HttpUtil.isHttp判断问题(pr#1208@Github)
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* 【http 】 修复Snowflake时间回拨导致ID重复的bug(issue#1206@Github)
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* 【core 】 修复StrUtil.lastIndexOf查找位于首位的字符串找不到的bug(issue#I24RSV@Gitee)
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* 【poi 】 修复BigExcelWriter的autoSizeColumnAll问题(pr#1221@Github)
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-------------------------------------------------------------------------------------------------------------
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@ -1283,7 +1283,7 @@ public class NumberUtil {
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* @param begin 最小数字(包含该数)
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* @param end 最大数字(不包含该数)
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* @param size 指定产生随机数的个数
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* @param seed 种子,用于取随机数的int池
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* @param seed 种子,用于取随机数的int池
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* @return 随机int数组
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* @since 5.4.5
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*/
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@ -1976,8 +1976,8 @@ public class NumberUtil {
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Assert.notNull(number, "Number is null !");
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// BigDecimal单独处理,使用非科学计数法
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if(number instanceof BigDecimal){
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return toStr((BigDecimal)number);
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if (number instanceof BigDecimal) {
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return toStr((BigDecimal) number);
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}
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Assert.isTrue(isValidNumber(number), "Number is non-finite!");
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@ -2008,7 +2008,9 @@ public class NumberUtil {
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}
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/**
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* 数字转{@link BigDecimal}
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* 数字转{@link BigDecimal}<br>
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* Float、Double等有精度问题,转换为字符串后再转换<br>
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* null转换为0
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*
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* @param number 数字
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* @return {@link BigDecimal}
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@ -2019,7 +2021,7 @@ public class NumberUtil {
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return BigDecimal.ZERO;
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}
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if(number instanceof BigDecimal){
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if (number instanceof BigDecimal) {
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return (BigDecimal) number;
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} else if (number instanceof Long) {
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return new BigDecimal((Long) number);
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@ -2029,22 +2031,25 @@ public class NumberUtil {
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return new BigDecimal((BigInteger) number);
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}
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// Float、Double等有精度问题,转换为字符串后再转换
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return toBigDecimal(number.toString());
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}
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/**
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* 数字转{@link BigDecimal}
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* 数字转{@link BigDecimal}<br>
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* null或""或空白符转换为0
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*
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* @param number 数字
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* @param number 数字字符串
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* @return {@link BigDecimal}
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* @since 4.0.9
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*/
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public static BigDecimal toBigDecimal(String number) {
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return (null == number) ? BigDecimal.ZERO : new BigDecimal(number);
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return StrUtil.isBlank(number) ? BigDecimal.ZERO : new BigDecimal(number);
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}
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/**
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* 数字转{@link BigInteger}
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* 数字转{@link BigInteger}<br>
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* null转换为0
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*
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* @param number 数字
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* @return {@link BigInteger}
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@ -2055,7 +2060,7 @@ public class NumberUtil {
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return BigInteger.ZERO;
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}
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if(number instanceof BigInteger){
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if (number instanceof BigInteger) {
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return (BigInteger) number;
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} else if (number instanceof Long) {
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return BigInteger.valueOf((Long) number);
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@ -2065,14 +2070,15 @@ public class NumberUtil {
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}
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/**
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* 数字转{@link BigInteger}
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* 数字转{@link BigInteger}<br>
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* null或""或空白符转换为0
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*
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* @param number 数字
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* @param number 数字字符串
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* @return {@link BigInteger}
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* @since 5.4.5
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*/
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public static BigInteger toBigInteger(String number) {
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return (null == number) ? BigInteger.ZERO : new BigInteger(number);
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return StrUtil.isBlank(number) ? BigInteger.ZERO : new BigInteger(number);
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}
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/**
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@ -2512,7 +2518,7 @@ public class NumberUtil {
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*/
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private static String removeNumberFlag(String number) {
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// 去掉千位分隔符
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if(StrUtil.contains(number, CharUtil.COMMA)){
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if (StrUtil.contains(number, CharUtil.COMMA)) {
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number = StrUtil.removeAll(number, CharUtil.COMMA);
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}
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// 去掉类型标识的结尾
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@ -3,6 +3,7 @@ package cn.hutool.poi.excel;
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import cn.hutool.core.io.FileUtil;
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import cn.hutool.core.io.IORuntimeException;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.xssf.streaming.SXSSFSheet;
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import org.apache.poi.xssf.streaming.SXSSFWorkbook;
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import java.io.File;
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@ -122,6 +123,24 @@ public class BigExcelWriter extends ExcelWriter {
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// -------------------------------------------------------------------------- Constructor end
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@Override
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public BigExcelWriter autoSizeColumn(int columnIndex) {
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final SXSSFSheet sheet = (SXSSFSheet)this.sheet;
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sheet.trackColumnForAutoSizing(columnIndex);
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super.autoSizeColumn(columnIndex);
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sheet.untrackColumnForAutoSizing(columnIndex);
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return this;
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}
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@Override
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public BigExcelWriter autoSizeColumnAll() {
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final SXSSFSheet sheet = (SXSSFSheet)this.sheet;
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sheet.trackAllColumnsForAutoSizing();
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super.autoSizeColumnAll();
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sheet.untrackAllColumnsForAutoSizing();
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return this;
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}
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@Override
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public ExcelWriter flush(OutputStream out, boolean isCloseOut) throws IORuntimeException {
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if(false == isFlushed){
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@ -18,6 +18,7 @@ import org.junit.Test;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Map;
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@ -217,4 +218,35 @@ public class BigExcelWriteTest {
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writer.write(data).flush();
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}
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}
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@Test
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@Ignore
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public void issue1210() {
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// 通过工具类创建writer
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String path = "d:/test/issue1210.xlsx";
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FileUtil.del(path);
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BigExcelWriter writer = ExcelUtil.getBigWriter(path);
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writer.addHeaderAlias("id", "SN");
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writer.addHeaderAlias("userName", "User Name");
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List<Map<String, Object>> list = new ArrayList<>();
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list.add(new HashMap<String, Object>() {
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private static final long serialVersionUID = 1L;
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{
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put("id", 1);
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put("userName", "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
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}});
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list.add(new HashMap<String, Object>() {
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private static final long serialVersionUID = 1L;
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{
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put("id", 2);
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put("userName", "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb");
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}});
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writer.write(list, true);
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writer.autoSizeColumnAll();
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writer.close();
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}
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}
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