修订记录逻辑新增，大于3条显示最后三条。且完整文件添加至附件当中
This commit is contained in:
yujh_java
parent
24b8bef478
commit
e0433d3faa
@ -0,0 +1,327 @@
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package com.actionsoft.apps.coe.pal.pal.output.util;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import org.apache.poi.xwpf.usermodel.*;
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import org.openxmlformats.schemas.wordprocessingml.x2006.main.*;
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import java.io.*;
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import java.math.BigInteger;
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public class FileUtil {
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/**
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* 生成版本历史表格的Word文档输入流
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* @param versionHistoryTable 版本历史数据JSONArray
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* @return 包含表格的Word文档InputStream
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* @throws IOException IO异常
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*/
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public static InputStream generateVersionHistoryStream(JSONArray versionHistoryTable) throws IOException {
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// 创建Word文档对象
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try (XWPFDocument document = new XWPFDocument();
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// 内存输出流，用于临时存储文档内容
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ByteArrayOutputStream out = new ByteArrayOutputStream()) {
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// 定义表格列名（与需求对应）
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String[] columnNames = {
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"版本", "发布部门", "拟制人", "拟制日期",
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"审核人", "复核人", "审批人", "修订内容及理由"
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};
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// 创建表格：1行表头，8列
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XWPFTable table = document.createTable(1, columnNames.length);
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// 表格整体设置
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// 设置表格水平居中对齐（POI 3.17兼容方式）
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CTTblPr tblPr = table.getCTTbl().getTblPr();
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if (tblPr == null) {
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tblPr = table.getCTTbl().addNewTblPr();
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}
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CTJc jc = tblPr.isSetJc() ? tblPr.getJc() : tblPr.addNewJc();
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jc.setVal(STJc.CENTER);
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// 设置表格自动适应窗口宽度
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CTTblWidth tblWidth = tblPr.isSetTblW() ? tblPr.getTblW() : tblPr.addNewTblW();
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tblWidth.setW(new BigInteger("9000")); // 设置一个较大的宽度值
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tblWidth.setType(STTblWidth.DXA);
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// 设置表格布局为自动适应内容
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CTTblLayoutType layout = tblPr.isSetTblLayout() ? tblPr.getTblLayout() : tblPr.addNewTblLayout();
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layout.setType(STTblLayoutType.AUTOFIT);
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// 设置列宽 - 增大列宽值以确保内容不会缩在一起
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// 根据列内容性质设置不同宽度
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// 1. 版本 - 适中宽度
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// 2. 发布部门 - 较宽
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// 3-7. 人员信息 - 适中宽度
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// 8. 修订内容及理由 - 最宽
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int[] columnWidths = {1200, 2500, 1500, 1800, 1800, 1800, 1800, 4500};
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setTableColumnsWidth(table, columnWidths);
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// 创建表头样式
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XWPFTableRow headerRow = table.getRow(0);
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// 设置为表头行
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// 设置固定行高20（转换为twip单位，1点≈20twip）
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headerRow.setHeight((int) (20 * 20)); // twip单位
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// 填充表头并设置样式
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for (int i = 0; i < columnNames.length; i++) {
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XWPFTableCell cell = headerRow.getCell(i);
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if (cell == null) {
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cell = headerRow.createCell();
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}
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// 设置表头单元格样式
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setHeaderCellStyle(cell);
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cell.setText(columnNames[i]);
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}
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// 填充数据行
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for (int i = 0; i < versionHistoryTable.size(); i++) {
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JSONObject rowData = versionHistoryTable.getJSONObject(i);
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XWPFTableRow dataRow = table.createRow();
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// 设置数据行行高自动
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dataRow.setHeight(400);
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// 按列顺序填充数据并设置样式（与JSON的key对应）
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for (int j = 0; j < columnNames.length; j++) {
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XWPFTableCell cell = dataRow.getCell(j);
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if (cell == null) {
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cell = dataRow.createCell();
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}
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// 设置数据单元格样式
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boolean isLastColumn = (j == 7); // 第8列（索引7）
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setDataCellStyle(cell, isLastColumn);
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// 设置对应列的数据
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switch (j) {
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case 0: cell.setText(getSafeString(rowData, "versions")); break;
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case 1: cell.setText(getSafeString(rowData, "Issuing_department")); break;
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case 2: cell.setText(getSafeString(rowData, "Drafted_and_revised_by")); break;
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case 3: cell.setText(getSafeString(rowData, "Drafted_and_revised_date")); break;
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case 4: cell.setText(getSafeString(rowData, "auditor")); break;
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case 5: cell.setText(getSafeString(rowData, "reviewer")); break;
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case 6: cell.setText(getSafeString(rowData, "approver")); break;
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case 7: cell.setText(getSafeString(rowData, "Contents_and_reasons_for_revision")); break;
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}
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}
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}
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// 将文档写入内存输出流
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document.write(out);
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out.flush(); // 确保所有数据写入完成
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// 将内存中的字节数组转换为InputStream返回
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return new ByteArrayInputStream(out.toByteArray());
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}
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}
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/**
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* 设置表格各列宽度
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* @param table 表格对象
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* @param columnWidths 列宽数组（与列数对应）
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*/
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private static void setTableColumnsWidth(XWPFTable table, int[] columnWidths) {
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// 获取或创建表格网格
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CTTblGrid tblGrid = table.getCTTbl().getTblGrid();
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if (tblGrid == null) {
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tblGrid = table.getCTTbl().addNewTblGrid();
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} else {
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// 清除原有网格列
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while (tblGrid.getGridColList().size() > 0) {
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tblGrid.removeGridCol(0);
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}
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}
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// 为每一列设置宽度
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for (int width : columnWidths) {
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CTTblGridCol gridCol = tblGrid.addNewGridCol();
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gridCol.setW(new BigInteger(String.valueOf(width)));
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}
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}
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/**
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* 设置表头单元格样式
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*/
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private static void setHeaderCellStyle(XWPFTableCell cell) {
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// 设置单元格垂直居中
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cell.setVerticalAlignment(XWPFTableCell.XWPFVertAlign.CENTER);
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// 设置单元格边距，确保内容不紧贴边框
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setCellMargins(cell);
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// 设置段落样式
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XWPFParagraph paragraph = cell.getParagraphs().get(0);
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// 文字水平居中
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paragraph.setAlignment(ParagraphAlignment.CENTER);
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// 设置段落行距（使用兼容的方式）
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CTP ctp = paragraph.getCTP();
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CTPPr pPr = ctp.isSetPPr() ? ctp.getPPr() : ctp.addNewPPr();
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CTSpacing spacing = pPr.isSetSpacing() ? pPr.getSpacing() : pPr.addNewSpacing();
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spacing.setAfter(new BigInteger("0"));
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spacing.setBefore(new BigInteger("0"));
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spacing.setLine(new BigInteger("240")); // 12pt 对应240
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spacing.setLineRule(STLineSpacingRule.EXACT);
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// 设置字体样式
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XWPFRun run = paragraph.getRuns().isEmpty() ? paragraph.createRun() : paragraph.getRuns().get(0);
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run.setBold(true); // 加粗
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run.setFontSize(10); // 10.5号字体近似10号
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run.setFontFamily("宋体");
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}
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/**
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* 设置数据单元格样式
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*/
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private static void setDataCellStyle(XWPFTableCell cell, boolean isLastColumn) {
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// 设置单元格垂直居中
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cell.setVerticalAlignment(XWPFTableCell.XWPFVertAlign.CENTER);
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// 设置单元格边距，确保内容不紧贴边框
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setCellMargins(cell);
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// 设置背景色为白色
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cell.setColor("FFFFFF");
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// 设置段落样式
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XWPFParagraph paragraph = cell.getParagraphs().get(0);
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// 根据是否为第8列设置水平对齐方式
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paragraph.setAlignment(isLastColumn ? ParagraphAlignment.LEFT : ParagraphAlignment.CENTER);
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// 设置段落行距（使用兼容的方式）
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CTP ctp = paragraph.getCTP();
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CTPPr pPr = ctp.isSetPPr() ? ctp.getPPr() : ctp.addNewPPr();
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CTSpacing spacing = pPr.isSetSpacing() ? pPr.getSpacing() : pPr.addNewSpacing();
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spacing.setAfter(new BigInteger("0"));
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spacing.setBefore(new BigInteger("0"));
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spacing.setLine(new BigInteger("240")); // 12pt 对应240
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spacing.setLineRule(STLineSpacingRule.EXACT);
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// 设置字体样式
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XWPFRun run = paragraph.getRuns().isEmpty() ? paragraph.createRun() : paragraph.getRuns().get(0);
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run.setFontSize(10); // 10.5号字体近似10号
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run.setFontFamily("宋体");
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}
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/**
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* 设置单元格边距
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*/
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private static void setCellMargins(XWPFTableCell cell) {
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CTTc cttc = cell.getCTTc();
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CTTcPr tcPr = cttc.isSetTcPr() ? cttc.getTcPr() : cttc.addNewTcPr();
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// 设置单元格左边距
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CTTcMar tcMar = tcPr.isSetTcMar() ? tcPr.getTcMar() : tcPr.addNewTcMar();
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if (!tcMar.isSetLeft()) {
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tcMar.addNewLeft();
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}
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tcMar.getLeft().setW(new BigInteger("100"));
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tcMar.getLeft().setType(STTblWidth.DXA);
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if (!tcMar.isSetRight()) {
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tcMar.addNewRight();
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}
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tcMar.getRight().setW(new BigInteger("100"));
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tcMar.getRight().setType(STTblWidth.DXA);
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if (!tcMar.isSetTop()) {
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tcMar.addNewTop();
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}
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tcMar.getTop().setW(new BigInteger("50"));
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tcMar.getTop().setType(STTblWidth.DXA);
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if (!tcMar.isSetBottom()) {
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tcMar.addNewBottom();
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}
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tcMar.getBottom().setW(new BigInteger("50"));
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tcMar.getBottom().setType(STTblWidth.DXA);
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}
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/**
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* 安全获取JSON字段值（避免null）
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*/
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private static String getSafeString(JSONObject jsonObject, String key) {
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return jsonObject.getString(key) == null ? "" : jsonObject.getString(key);
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}
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/**
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* 将InputStream保存到本地文件
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* @param inputStream 输入流
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* @param filePath 保存路径
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* @throws IOException IO异常
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*/
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private static void saveInputStreamToFile(InputStream inputStream, String filePath) throws IOException {
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// 创建文件目录（如果不存在）
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File file = new File(filePath);
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File parentDir = file.getParentFile();
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if (parentDir != null && !parentDir.exists()) {
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boolean created = parentDir.mkdirs();
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if (!created) {
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throw new IOException("无法创建目录: " + parentDir.getAbsolutePath());
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}
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}
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// 使用try-with-resources确保流正确关闭
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try (FileOutputStream outputStream = new FileOutputStream(file)) {
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byte[] buffer = new byte[4096];
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int bytesRead;
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while ((bytesRead = inputStream.read(buffer)) != -1) {
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outputStream.write(buffer, 0, bytesRead);
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}
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outputStream.flush();
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}
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}
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// 使用示例
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public static void main(String[] args) {
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try {
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// 1. 构造示例JSON数据（实际使用时替换为你的versionHistoryTable）
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JSONArray versionHistory = new JSONArray();
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// 添加V1.0数据
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JSONObject v1 = new JSONObject();
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v1.put("versions", "V1.0");
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v1.put("Issuing_department", "总部国际业务部国贸部");
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v1.put("Drafted_and_revised_by", "吴赞涛");
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v1.put("Drafted_and_revised_by", "2023年1月1日");
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v1.put("auditor", "高扬,王煜");
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v1.put("reviewer", "王志军");
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v1.put("approver", "黄新峰");
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v1.put("Contents_and_reasons_for_revision", "初始版本创建，包含基本功能");
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versionHistory.add(v1);
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// 添加V2.0数据
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JSONObject v2 = new JSONObject();
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v2.put("版本", "V2.0");
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v2.put("发布部门", "总部国际业务部国贸部");
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v2.put("拟制人", "吴赞涛");
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v2.put("拟制日期", "2023年7月10日");
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v2.put("审核人", "高扬,王煜");
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v2.put("复核人", "王志军");
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v2.put("审批人", "齐文川");
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v2.put("修订内容及理由", "优化系统流程，提升用户体验，修复已知问题");
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versionHistory.add(v2);
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// 2. 生成InputStream
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InputStream wordStream = generateVersionHistoryStream(versionHistory);
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// 3. 此处可使用流进行后续操作（如保存为文件、作为附件等）
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System.out.println("InputStream生成成功，可进行后续处理");
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// 将流保存到本地文件
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String savePath = "/Users/yuyia/Desktop/临时文件/修订记录.docx";
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saveInputStreamToFile(wordStream, savePath);
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System.out.println("文件已成功保存到: " + savePath);
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// 注意：使用完毕后需关闭流
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wordStream.close();
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} catch (Exception e) {
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// 捕获所有异常以提供更详细的错误信息
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e.printStackTrace();
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System.out.println("生成失败：" + e.getMessage());
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}
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}
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}
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@ -846,7 +846,13 @@ public class OutputWordUtil {
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String[] header = {"版本", "发布部门","拟制人","拟制日期","审核人","复核人","审批人","修订内容及理由"};
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String[][] strArray2 = new String[versionHistoryTable.size()][];
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List<String[]> list = new LinkedList<>();
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for (int i = 0; i < versionHistoryTable.size(); i++) {
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//增加逻辑 ，修订记录大于3条时，则只保留最后三条
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int startIndex = 0;
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if (versionHistoryTable.size() > 3) {
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startIndex = versionHistoryTable.size() - 3; // 只取最后三条记录
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}
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for (int i = startIndex; i < versionHistoryTable.size(); i++) {
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JSONObject jsonObject = versionHistoryTable.getJSONObject(i);
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String[] strArray = new String[8];
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@ -1817,6 +1823,26 @@ public class OutputWordUtil {
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+ (b2 - b1) / 1000 + "秒");
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}
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//新增修订记录逻辑
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JSONArray versionHistoryTable = getVersionHistoryTable(repositoryModel);
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if(versionHistoryTable!=null && versionHistoryTable.size()>3){
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InputStream versionHistoryStream = null;
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try {
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versionHistoryStream = FileUtil.generateVersionHistoryStream(versionHistoryTable);
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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//添加段落
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Paragraph paragraph5 = section.addParagraph();
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//加载一个图片，它将作为外部文件的符号显示在Word文档中
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//获取文件的后缀名 .jpg
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DocPicture pic1 = new DocPicture(doc);
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pic1.loadImage("../doccenter/com.awspaas.user.apps.coe.pal.output.zd/filepic/word.png");
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paragraph5.appendText("修订记录.docx");
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paragraph5.applyStyle(BuiltinStyle.Body_Text); //应用标题1样式
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paragraph5.appendOleObject(versionHistoryStream, pic1, "docx");
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}
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try {
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System.out.println("Filed=================="+repositoryModel.getId());
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doc.saveToFile(outFile.getPath(), FileFormat.Docx_2013);
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Reference in New Issue
Block a user