From 6e5ff559023efd2d24fdca2adcb7268d06420e46 Mon Sep 17 00:00:00 2001
From: zhou zhou <3272660260@qq.com>
Date: 星期二, 24 三月 2026 15:38:34 +0800
Subject: [PATCH] #打印+导出
---
rsf-server/src/main/java/com/vincent/rsf/server/common/utils/ExcelUtil.java | 354 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 354 insertions(+), 0 deletions(-)
diff --git a/rsf-server/src/main/java/com/vincent/rsf/server/common/utils/ExcelUtil.java b/rsf-server/src/main/java/com/vincent/rsf/server/common/utils/ExcelUtil.java
index 8d81944..1c12cc5 100644
--- a/rsf-server/src/main/java/com/vincent/rsf/server/common/utils/ExcelUtil.java
+++ b/rsf-server/src/main/java/com/vincent/rsf/server/common/utils/ExcelUtil.java
@@ -15,10 +15,12 @@
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.*;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
+import org.apache.poi.ss.util.CellRangeAddress;
import jakarta.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.lang.reflect.Field;
+import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.net.URLEncoder;
import java.text.SimpleDateFormat;
@@ -131,6 +133,262 @@
return workbook;
}
+ public static Workbook create(List<?> list, List<ColumnMeta> columns) {
+ return create(list, columns, null);
+ }
+
+ public static Workbook create(List<?> list, List<ColumnMeta> columns, ReportMeta reportMeta) {
+ XSSFWorkbook workbook = new XSSFWorkbook();
+ Sheet sheet = workbook.createSheet("export");
+ List<ColumnMeta> safeColumns = columns == null ? Collections.emptyList() : columns;
+ int sheetColumnCount = safeColumns.size() + 1;
+ configureA4PrintLayout(sheet);
+
+ CellStyle titleStyle = createTitleStyle(workbook);
+ CellStyle metaLabelStyle = createMetaLabelStyle(workbook);
+ CellStyle metaValueStyle = createMetaValueStyle(workbook);
+ CellStyle headerStyle = createHeaderStyle(workbook);
+ CellStyle bodyStyle = createBodyStyle(workbook);
+ CellStyle serialStyle = createCenteredBodyStyle(workbook);
+
+ int rowIndex = 0;
+ if (reportMeta != null) {
+ Row titleRow = sheet.createRow(rowIndex++);
+ titleRow.setHeightInPoints(28);
+ Cell titleCell = titleRow.createCell(0);
+ titleCell.setCellValue(StringUtils.defaultIfBlank(reportMeta.getTitle(), "鎶ヨ〃"));
+ titleCell.setCellStyle(titleStyle);
+ sheet.addMergedRegion(new CellRangeAddress(0, 0, 0, Math.max(0, sheetColumnCount - 1)));
+
+ Row metaRow = sheet.createRow(rowIndex++);
+ int metaCol = 0;
+ metaCol = writeMetaPair(metaRow, metaCol, "鎶ヨ〃鏃ユ湡", reportMeta.getReportDate(), metaLabelStyle, metaValueStyle);
+ writeMetaPair(metaRow, metaCol, "鎵撳嵃浜�", reportMeta.getPrintedBy(), metaLabelStyle, metaValueStyle);
+
+ rowIndex++;
+ }
+
+ int headerRowIndex = rowIndex;
+ Row header = sheet.createRow(rowIndex++);
+ Cell serialHeaderCell = header.createCell(0);
+ serialHeaderCell.setCellValue("搴忓彿");
+ serialHeaderCell.setCellStyle(headerStyle);
+
+ for (int i = 0; i < safeColumns.size(); i++) {
+ ColumnMeta column = safeColumns.get(i);
+ Cell headerCell = header.createCell(i + 1);
+ headerCell.setCellValue(
+ StringUtils.isBlank(column.getLabel()) ? column.getSource() : column.getLabel()
+ );
+ headerCell.setCellStyle(headerStyle);
+ }
+
+ if (list != null) {
+ int serialNo = 1;
+ for (Object rowObj : list) {
+ Row row = sheet.createRow(rowIndex++);
+ Cell serialCell = row.createCell(0);
+ serialCell.setCellValue(String.format("%03d", serialNo++));
+ serialCell.setCellStyle(serialStyle);
+ for (int i = 0; i < safeColumns.size(); i++) {
+ Object value = getColumnValue(rowObj, safeColumns.get(i).getSource());
+ Cell cell = row.createCell(i + 1);
+ cell.setCellStyle(bodyStyle);
+ if (value != null) {
+ if (value instanceof Date) {
+ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+ cell.setCellValue(sdf.format((Date) value));
+ } else {
+ cell.setCellValue(value.toString());
+ }
+ }
+ }
+ }
+ }
+
+ for (int i = 0; i <= safeColumns.size(); i++) {
+ sheet.autoSizeColumn(i);
+ sheet.setColumnWidth(i, Math.min(sheet.getColumnWidth(i) + 1024, 12000));
+ }
+
+ sheet.setRepeatingRows(CellRangeAddress.valueOf((headerRowIndex + 1) + ":" + (headerRowIndex + 1)));
+
+ return workbook;
+ }
+
+ private static void configureA4PrintLayout(Sheet sheet) {
+ sheet.setAutobreaks(true);
+ sheet.setFitToPage(true);
+ sheet.setHorizontallyCenter(true);
+ sheet.setDisplayGridlines(false);
+
+ PrintSetup printSetup = sheet.getPrintSetup();
+ printSetup.setPaperSize(PrintSetup.A4_PAPERSIZE);
+ printSetup.setLandscape(true);
+ printSetup.setFitWidth((short) 1);
+ printSetup.setFitHeight((short) 0);
+
+ sheet.setMargin(Sheet.LeftMargin, 0.3);
+ sheet.setMargin(Sheet.RightMargin, 0.3);
+ sheet.setMargin(Sheet.TopMargin, 0.4);
+ sheet.setMargin(Sheet.BottomMargin, 0.4);
+ }
+
+ private static int writeMetaPair(Row row, int startCol, String label, String value, CellStyle labelStyle, CellStyle valueStyle) {
+ Cell labelCell = row.createCell(startCol);
+ labelCell.setCellValue(label + "锛�");
+ labelCell.setCellStyle(labelStyle);
+
+ Cell valueCell = row.createCell(startCol + 1);
+ valueCell.setCellValue(StringUtils.defaultString(value));
+ valueCell.setCellStyle(valueStyle);
+ return startCol + 2;
+ }
+
+ private static CellStyle createTitleStyle(Workbook workbook) {
+ CellStyle style = workbook.createCellStyle();
+ style.setAlignment(HorizontalAlignment.CENTER);
+ style.setVerticalAlignment(VerticalAlignment.CENTER);
+ style.setBorderBottom(BorderStyle.THICK);
+ Font font = workbook.createFont();
+ font.setBold(true);
+ font.setFontHeightInPoints((short) 16);
+ style.setFont(font);
+ return style;
+ }
+
+ private static CellStyle createMetaLabelStyle(Workbook workbook) {
+ CellStyle style = workbook.createCellStyle();
+ style.setAlignment(HorizontalAlignment.LEFT);
+ style.setVerticalAlignment(VerticalAlignment.CENTER);
+ style.setBorderBottom(BorderStyle.THIN);
+ Font font = workbook.createFont();
+ font.setBold(true);
+ style.setFont(font);
+ return style;
+ }
+
+ private static CellStyle createMetaValueStyle(Workbook workbook) {
+ CellStyle style = workbook.createCellStyle();
+ style.setAlignment(HorizontalAlignment.LEFT);
+ style.setVerticalAlignment(VerticalAlignment.CENTER);
+ style.setBorderBottom(BorderStyle.THIN);
+ return style;
+ }
+
+ private static CellStyle createHeaderStyle(Workbook workbook) {
+ CellStyle style = workbook.createCellStyle();
+ style.setAlignment(HorizontalAlignment.CENTER);
+ style.setVerticalAlignment(VerticalAlignment.CENTER);
+ style.setFillForegroundColor(IndexedColors.GREY_25_PERCENT.getIndex());
+ style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
+ Font font = workbook.createFont();
+ font.setBold(true);
+ style.setFont(font);
+ return style;
+ }
+
+ private static CellStyle createBodyStyle(Workbook workbook) {
+ CellStyle style = workbook.createCellStyle();
+ style.setAlignment(HorizontalAlignment.LEFT);
+ style.setVerticalAlignment(VerticalAlignment.CENTER);
+ return style;
+ }
+
+ private static CellStyle createCenteredBodyStyle(Workbook workbook) {
+ CellStyle style = workbook.createCellStyle();
+ style.setAlignment(HorizontalAlignment.CENTER);
+ style.setVerticalAlignment(VerticalAlignment.CENTER);
+ return style;
+ }
+
+ private static Object getColumnValue(Object rowObj, String source) {
+ if (rowObj == null || StringUtils.isBlank(source)) {
+ return null;
+ }
+
+ if (rowObj instanceof Map) {
+ return getValueFromMap((Map<?, ?>) rowObj, source);
+ }
+
+ String extendFieldKey = extractExtendFieldKey(source);
+ if (extendFieldKey != null) {
+ Object extendFields = getBeanValue(rowObj, "extendFields");
+ if (extendFields instanceof Map) {
+ return ((Map<?, ?>) extendFields).get(extendFieldKey);
+ }
+ return null;
+ }
+
+ return getBeanValue(rowObj, source);
+ }
+
+ private static Object getValueFromMap(Map<?, ?> rowObj, String source) {
+ String extendFieldKey = extractExtendFieldKey(source);
+ if (extendFieldKey != null) {
+ Object extendFields = rowObj.get("extendFields");
+ if (extendFields instanceof Map) {
+ return ((Map<?, ?>) extendFields).get(extendFieldKey);
+ }
+ return null;
+ }
+ return rowObj.get(source);
+ }
+
+ private static String extractExtendFieldKey(String source) {
+ if (source == null || !source.startsWith("extendFields.[")) {
+ return null;
+ }
+ int startIndex = source.indexOf('[');
+ int endIndex = source.indexOf(']');
+ if (startIndex < 0 || endIndex <= startIndex) {
+ return null;
+ }
+ return source.substring(startIndex + 1, endIndex);
+ }
+
+ private static Object getBeanValue(Object rowObj, String source) {
+ Object value = invokeGetter(rowObj, source);
+ if (value != null) {
+ return value;
+ }
+ Field field = findField(rowObj.getClass(), source);
+ if (field == null) {
+ return null;
+ }
+ try {
+ field.setAccessible(true);
+ return field.get(rowObj);
+ } catch (IllegalAccessException ignore) {
+ return null;
+ }
+ }
+
+ private static Object invokeGetter(Object target, String source) {
+ String suffix = Character.toUpperCase(source.charAt(0)) + source.substring(1);
+ String[] methodNames = new String[] { "get" + suffix, "is" + suffix };
+ for (String methodName : methodNames) {
+ try {
+ Method method = target.getClass().getMethod(methodName);
+ return method.invoke(target);
+ } catch (Exception ignore) {
+ }
+ }
+ return null;
+ }
+
+ private static Field findField(Class<?> clazz, String source) {
+ Class<?> current = clazz;
+ while (current != null && current != Object.class) {
+ try {
+ return current.getDeclaredField(source);
+ } catch (NoSuchFieldException ignore) {
+ current = current.getSuperclass();
+ }
+ }
+ return null;
+ }
+
/**
* 娣诲姞瀵煎叆excel閰嶇疆鍙傛暟
* 娉細榛樿閰嶇疆鍙弧瓒冲綋鍓嶉渶姹�
@@ -223,6 +481,102 @@
return false;
}
+ public static class ColumnMeta {
+ private String key;
+ private String source;
+ private String label;
+ private Boolean extendField;
+
+ public String getKey() {
+ return key;
+ }
+
+ public ColumnMeta setKey(String key) {
+ this.key = key;
+ return this;
+ }
+
+ public String getSource() {
+ return source;
+ }
+
+ public ColumnMeta setSource(String source) {
+ this.source = source;
+ return this;
+ }
+
+ public String getLabel() {
+ return label;
+ }
+
+ public ColumnMeta setLabel(String label) {
+ this.label = label;
+ return this;
+ }
+
+ public Boolean getExtendField() {
+ return extendField;
+ }
+
+ public ColumnMeta setExtendField(Boolean extendField) {
+ this.extendField = extendField;
+ return this;
+ }
+ }
+
+ public static class ReportMeta {
+ private String title;
+ private String companyName;
+ private String printedBy;
+ private String reportDate;
+ private String reportDateValue;
+
+ public String getTitle() {
+ return title;
+ }
+
+ public ReportMeta setTitle(String title) {
+ this.title = title;
+ return this;
+ }
+
+ public String getCompanyName() {
+ return companyName;
+ }
+
+ public ReportMeta setCompanyName(String companyName) {
+ this.companyName = companyName;
+ return this;
+ }
+
+ public String getReportDate() {
+ return reportDate;
+ }
+
+ public ReportMeta setReportDate(String reportDate) {
+ this.reportDate = reportDate;
+ return this;
+ }
+
+ public String getReportDateValue() {
+ return reportDateValue;
+ }
+
+ public ReportMeta setReportDateValue(String reportDateValue) {
+ this.reportDateValue = reportDateValue;
+ return this;
+ }
+
+ public String getPrintedBy() {
+ return printedBy;
+ }
+
+ public ReportMeta setPrintedBy(String printedBy) {
+ this.printedBy = printedBy;
+ return this;
+ }
+ }
+
}
--
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