{"id":10008040,"date":"2023-07-05T16:01:33","date_gmt":"2023-07-05T08:01:33","guid":{"rendered":"https:\/\/ityet.com\/?p=10008040"},"modified":"2023-07-05T16:01:33","modified_gmt":"2023-07-05T08:01:33","slug":"java%e6%89%b9%e9%87%8f%e6%93%8d%e4%bd%9cexcel%e6%96%87%e4%bb%b6%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10008040","title":{"rendered":"Java\u6279\u91cf\u64cd\u4f5cExcel\u6587\u4ef6\u5b9e\u8df5"},"content":{"rendered":"

\u6458\u8981\uff1a\u672c\u6587\u7531\u8461\u8404\u57ce\u6280\u672f\u56e2\u961f\u4e8e\u601d\u5426\u539f\u521b\u5e76\u9996\u53d1\u3002\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904\uff1a\u8461\u8404\u57ce\u5b98\u7f51<\/a>\uff0c\u8461\u8404\u57ce\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e13\u4e1a\u7684\u5f00\u53d1\u5de5\u5177\u3001\u89e3\u51b3\u65b9\u6848\u548c\u670d\u52a1\uff0c\u8d4b\u80fd\u5f00\u53d1\u8005\u3002<\/p>\n

\u524d\u8a00 | \u95ee\u9898\u80cc\u666f<\/h2>\n

\u5728\u64cd\u4f5cExcel\u7684\u573a\u666f\u4e2d\uff0c\u901a\u5e38\u4f1a\u6709\u4e00\u4e9b\u9488\u5bf9Excel\u7684\u6279\u91cf\u64cd\u4f5c\uff0c\u6279\u91cf\u7684\u610f\u601d\u4e00\u822c\u6709\u4e24\u79cd\uff1a<\/p>\n

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\u73b0\u6709\u7684Excel\u7ec4\u4ef6\u4e2d\uff0cPOI\u662f\u975e\u5e38\u5e38\u7528\u7684\u7ec4\u4ef6\uff0c\u4f46\u662f\u9488\u5bf9\u4e0a\u8ff0\u4e0d\u540c\u7684\u573a\u666f\uff0c\u5176\u5206\u522b\u4f1a\u5bf9\u7ec4\u4ef6\u63d0\u51fa\u4e24\u7c7b\u8981\u6c42\u3002<\/p>\n

\u7b2c\u4e00\u7c7b\u573a\u666f\u4f1a\u53cd\u590d\u8bfb\u53d6\u6216\u8005\u5199\u5165\u6587\u4ef6\uff0c\u9700\u8981\u7ec4\u4ef6\u5bf9\u4e8e\u5185\u5b58\u6709\u8db3\u591f\u597d\u7684\u4f18\u5316\uff0c\u5426\u5219\u5f88\u5bb9\u6613\u51fa\u73b0\u5185\u5b58\u6ea2\u51fa(out of memory)\u7684\u95ee\u9898\u3002<\/p>\n

\u7b2c\u4e8c\u7c7b\u573a\u666f\u5219\u9700\u8981\u7ec4\u4ef6\u63d0\u4f9b\u6613\u7528\u7684API\uff0c\u4f8b\u5982\u66ff\u6362\u5b57\u7b26\u4e32\uff0c\u5982\u679c\u6ca1\u6709\u67e5\u627e(find)\u6216\u8005\u66ff\u6362(replace)\u7684\u63a5\u53e3API\u3002\u5219\u9700\u8981\u81ea\u5df1\u904d\u5386\u5355\u5143\u683c(cell)\u6765\u67e5\u627e\u503c\u3002<\/p>\n

\u867d\u7136POI\u5728\u4e0a\u9762\u4e24\u79cd\u8981\u6c42\u4e0a\u53ef\u80fd\u4f1a\u6709\u6b20\u7f3a\uff0c\u4f46\u8fd8\u6709\u5176\u4ed6\u7684\u7ec4\u4ef6\u53ef\u4ee5\u9009\u62e9\uff0c\u6bd4\u5982EasyExcel\uff0cGcExcel\u7b49\u3002<\/p>\n

\u4e0b\u9762\u662f\u4ee5GcExcel\u4e3a\u4f8b\uff0c\u5bf9\u4e0a\u8ff0\u4e24\u7c7b\u573a\u666f\uff0c\u5206\u522b\u5217\u4e3e\u7684\u4f8b\u5b50\u3002<\/p>\n

\u4ec0\u4e48\u662fGcExcel\uff1f<\/strong><\/p>\n

\"\"<\/p>\n

\u573a\u666f1 \u6279\u91cf\u5bfc\u5165Excel\u6587\u4ef6\uff0c\u5e76\u8bfb\u53d6\u7279\u5b9a\u533a\u57df\u7684\u6570\u636e<\/h4>\n

\u4f8b\u5982\u6709\u591a\u4e2aExcel\u6587\u4ef6\uff0c\u540d\u5b57\u90fd\u662fGUID\u3002\u8fd9\u4e9bExcel\u6587\u4ef6\u6765\u81ea\u4e8e\u586b\u62a5\u7684\u6570\u636e\uff0c\u9700\u8981\u5bf9\u5176\u4e2d\u7684\u5185\u5bb9\u8fdb\u884c\u6c47\u603b\u3002<\/p>\n

\u5982Excel\u7684\u8868\u5355\u5185\u5bb9\u5982\u4e0b\u56fe\uff1a<\/p>\n

\"A<\/p>\n

\u9700\u8981\u5bf9B3\u5230C6\u7684\u683c\u5b50\u8fdb\u884c\u53d6\u503c\uff0c\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u4ee3\u7801\u63d0\u53d6\u6570\u636e\u3002<\/p>\n

@Test\n\n  public void testImportFormFile() {\n\n    String folderPath = "path\/testFolder"; \/\/\u4f7f\u7528\u4f60\u7684\u8def\u5f84\n\n    File folder = new File(folderPath);\n\n    File[] files = folder.listFiles();\n\n    if (files != null) {\n\n      for (File file: files){\n\n       if(file.isFile() && file.getName().endsWith(".xlsx")){\n\n          Workbook wb = new Workbook();\n\n          wb.open(file.getAbsolutePath());\n\n          Object[][] value = (Object[][]) wb.getActiveSheet().getRange("B3:C6").getValue();\n\n          System.out.println(value[0][1]); \/\/\u5c0f\u8461\u8404\n\n          System.out.println(value[1][1]); \/\/20.0\n\n          System.out.println(value[2][1]); \/\/\u5f00\u53d1\u90e8\n\n          System.out.println(value[3][1]); \/\/610123456789012345\n\n           \/\/\u6dfb\u52a0\u5904\u7406\u6570\u636e\u7684\u903b\u8f91\n\n        }\n\n      }\n\n    }\n\n  }<\/code><\/pre>\n
\u901a\u8fc7listFiles()\u65b9\u6cd5\uff0c\u83b7\u53d6\u6240\u6709\u7684Excel\u6587\u4ef6\u3002\u5faa\u73af\u8bfb\u53d6\u6bcf\u4e00\u4e2a\u6587\u4ef6\uff0c\u901a\u8fc7GcExcel\u6253\u5f00Excel\u6587\u4ef6\u3002\u4f7f\u7528IRange\u4e0a\u7684getValue()\u65b9\u6cd5\u53ef\u4ee5\u628aExcel\u4e2d\u7684\u683c\u5b50\u4ee5\u4e8c\u7ef4\u6570\u7ec4\u7684\u65b9\u5f0f\u8bfb\u53d6\u51fa\u6765\u3002<\/p>\n
\u4e4b\u540e\u5c31\u53ef\u4ee5\u901a\u8fc7\u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u6765\u5904\u7406\u4e1a\u52a1\u903b\u8f91\u3002<\/p>\n
\u573a\u666f2 \u6279\u91cf\u5bfc\u51faExcel\u6587\u4ef6\uff0c\u5bfc\u51fa\u524d\u628a\u6570\u636e\u5199\u5728\u7279\u5b9a\u4f4d\u7f6e<\/h4>\n
\u7ee7\u7eed\u4ee5\u7b2c\u4e00\u4e2aExcel\u6587\u4ef6\u4e3a\u4f8b\u5b50\uff0c\u5f53\u5728\u6570\u636e\u5e93\u4e2d\u5df2\u7ecf\u5b58\u6709\u4e00\u4e9b\u6570\u636e\uff0c\u5e0c\u671b\u628a\u6570\u636e\u5199\u5165\u5e76\u5bfc\u51fa\u5230\u590d\u6570\u4e2aExcel\u6587\u4ef6\u91cc\u6216\u8005\u5bfc\u51fa\u4e3aPDF\u6587\u4ef6\u3002<\/p>\n
\u771f\u5b9e\u7684\u573a\u666f\u6709\uff0c\u5982\u4f01\u4e1a\u53d1\u653e\u5de5\u8d44\uff0c\u6bcf\u4e2a\u6708\u9700\u8981\u7ed9\u6bcf\u4e00\u4f4d\u5458\u5de5\u53d1\u653e\u4e00\u4efd\u7535\u5b50\u7248\u7684\u5de5\u8d44\u5355\uff0c\u56e0\u4e3a\u6bcf\u4e2a\u5458\u5de5\u7684\u5de5\u8d44\u5355\u4fe1\u606f\u4e0d\u76f8\u540c\uff0c\u8fd9\u4e2a\u573a\u666f\u4e0b\uff0c\u5219\u9700\u8981\u628a\u6570\u636e\u6279\u91cf\u5bfc\u51fa\u4e3a\u590d\u6570\u4e2aPDF\u3002<\/p>\n
@Test\n  public void testExportFormFile() {\n    String outPutPath = "E:\/testFolder";\n    \/\/\u7ed9valueList\u521d\u59cb\u5316\u6570\u636e\uff0c\u66ff\u6362\u4e3a\u4ece\u6570\u636e\u5e93\uff0cCSV\u6216\u8005JSON\u7b49\u4e2d\u83b7\u53d6\u6570\u636e\u3002\n    ArrayList<Object[][]> valueList = new ArrayList<Object[][]>();\n    for (Object[][] value : valueList) {\n      Workbook wb = new Workbook();\n      wb.getActiveSheet().getRange("B3:C6").setValue(value);\n      wb.save(outPutPath + UUID.randomUUID().toString() + ".xlsx");\n    }\n  }<\/code><\/pre>\n
GcExcel\u53ef\u4ee5\u76f4\u63a5\u628a\u4e8c\u7ef4\u6570\u7ec4\u8bbe\u7f6e\u7ed9\u4e00\u4e2arange\uff0c\u4ece\u6570\u636e\u5e93\u4e2d\u628a\u6570\u636e\u52a0\u8f7d\u51fa\u6765\u4ee5\u540e\uff0c\u53ef\u4ee5\u6574\u7406\u6210\u4e8c\u7ef4\u6570\u7ec4\u3002<\/p>\n
\u4e4b\u540e\u901a\u8fc7GcExcel\u7684SetValue()\u628a\u4e8c\u7ef4\u6570\u7ec4\u76f4\u63a5\u8bbe\u7f6e\u5230sheet\u4e0a\uff0c\u6700\u540e\u901a\u8fc7\u5de5\u4f5c\u7c3f(workbook)\u4e0a\u7684save\u65b9\u6cd5\u4fdd\u5b58\u5bfc\u51fa\u3002<\/p>\n
\u573a\u666f3 \u6253\u5f00Excel\u6587\u4ef6\uff0c\u6279\u91cf\u66ff\u6362\u5173\u952e\u5b57<\/h4>\n
\u5728\u8fd9\u4e2a\u573a\u666f\u4e2d\uff0c\u9700\u8981\u628aExcel\u6587\u4ef6\u4f5c\u4e3a\u6a21\u677f\uff0c\u628a\u5176\u4e2d\u7684\u4e00\u4e9b\u81ea\u5b9a\u4e49\u5173\u952e\u5b57\uff0c\u66ff\u6362\u6210\u6570\u636e\u3002<\/p>\n
\u6bd4\u5982\u5728\u6709\u4e00\u4e2a\u5236\u5f0f\u7684\u62a5\u8868\uff0c\u9700\u8981\u628a\u6570\u636e\u586b\u5199\u8fdb\u53bb\u3002\u4f8b\u5982\u8868\u5934\uff0c\u59d3\u540d\uff0c\u62a5\u8868\u76f8\u5173\u7684\u6761\u76ee\uff0c\u6570\u636e\u7b49\u4fe1\u606f\u3002\u53ef\u80fd\u4f1a\u628a\u62a5\u8868\u5236\u4f5c\u6210\u4e00\u4e2a\u6a21\u677f\uff0c\u4e4b\u540e\u628a\u8868\u5934\uff0c\u59d3\u540d\u7b49\u4f4d\u7f6e\u7559\u7a7a\uff0c\u6216\u8005\u7528\u5173\u952e\u5b57\u4f5c\u4e3a\u5360\u4f4d\u7b26\u3002\u4f8b\u5982\u201c%Name%\u201d\u53ef\u4ee5\u4f5c\u4e3a\u540d\u5b57\u7684\u5360\u4f4d\u7b26\uff0c\u5728\u586b\u5199\u6570\u636e\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u5bf9%Name%\u8fdb\u884c\u66ff\u6362\u3002<\/p>\n
@Test\n    public void testReplaceTemplateFile() {\n        String templateFilePath = "test.xlsx";\n        Workbook wb = new Workbook();\n        wb.open(templateFilePath);\n        IRange usedRange = wb.getActiveSheet().getUsedRange();\n        \/\/load data\n        ArrayList<Object[]> valueList = new ArrayList<Object[]>();\n        for (Object[] value : valueList) {\n            usedRange.replace(value[0],value[1]);\n        }\n        wb.save("result.xlsx", SaveFileFormat.Xlsx);\n    }<\/code><\/pre>\n
\u901a\u8fc7\u5de5\u4f5c\u7c3f(workbook)\u6253\u5f00\u6a21\u677f(template)\u6587\u4ef6\uff0c\u51c6\u5907\u597d\u6570\u636e\u4ee5\u540e\uff0c\u76f4\u63a5\u901a\u8fc7IRange\u7684replace\u65b9\u6cd5\u66ff\u6362\u81ea\u5b9a\u4e49\u7684\u5173\u952e\u5b57\u3002<\/p>\n
\u66ff\u6362\u5b8c\u4e4b\u540e\uff0c\u4fdd\u5b58\u4e3a\u65b0\u7684Excel\u5373\u53ef\u3002<\/p>\n
\u5bf9\u4e8e\u66f4\u9ad8\u7ea7\u590d\u6742\u7684\u6570\u636e\u586b\u5145\uff0cGcExcel\u4e5f\u6709\u6a21\u677f\u529f\u80fd\uff0c\u8bbe\u7f6e\u597d\u6a21\u677f\u540e\uff0c\u53ef\u4ee5\u76f4\u63a5\u7ed1\u5b9a\u6570\u636e\u6e90\uff0cGcExcel\u4f1a\u81ea\u52a8\u586b\u5145\u6570\u636e\u5230\u6a21\u677f\u91cc\u3002<\/p>\n
\u573a\u666f4 \u6253\u5f00Excel\u6a21\u677f\u6587\u4ef6\uff0c\u6279\u91cf\u83b7\u53d6\u8ba1\u7b97\u7ed3\u679c<\/h4>\n
\u4f8b\u5982\u6709\u4e00\u4e2aExcel\u6587\u4ef6\uff0c\u7528\u4e8e\u8ba1\u7b97\u4fdd\u9669\u6216\u8005\u884c\u4e1a\u6570\u636e\u3002\u9700\u8981\u5728\u56fa\u5b9a\u7684\u4f4d\u7f6e\u586b\u5165\u503c\uff0c\u4f7f\u7528Excel\u4e2d\u7684\u516c\u5f0f\u8ba1\u7b97\u7ed3\u679c\u3002<\/p>\n
@Test\n  public void testCalcFormulaByTemplateFile() {\n    String templateFilePath = "E:\/testFolder\/testFormula.xlsx";\n    Workbook wb = new Workbook();\n    wb.open(templateFilePath);\n     \/\/``\u83b7\u53d6\u7279\u5b9a\u7684\u503c\uff0c\u6bd4\u5982\u4ee5\u4e0b\n    ArrayList<Object[]> valueList = new ArrayList<Object[]>();\n    for (Object[] value : valueList) {\n      \n       Object A1Value = value[0];\n      Object A2Value = value[1];\n      Object result = null;\n      wb.getActiveSheet().getRange("A1").setValue(A1Value);\n      wb.getActiveSheet().getRange("A2").setValue(A2Value);\n      result = wb.getActiveSheet().getRange("A3").getValue();\n      System.out.println(result);\n    }\n  }\n<\/code><\/pre>\n
GcExcel\u7684\u516c\u5f0f\u8ba1\u7b97\u662f\u5728\u53d6\u503c\u7684\u65f6\u5019\u8ba1\u7b97\u7684\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u663e\u793a\u8c03\u7528calculate\u4e4b\u7c7b\u7684\u65b9\u6cd5\uff0c\u53ea\u9700\u8981\u628a\u8f93\u5165\u7684\u53c2\u6570\u51c6\u5907\u597d\uff0c\u653e\u5728Excel\u7279\u5b9a\u7684cell\u4e2d\uff0c\u5c31\u53ef\u4ee5\u76f4\u63a5\u83b7\u53d6\u516c\u5f0f\u7684\u8ba1\u7b97\u7ed3\u679c\u4e86\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u6279\u91cf\u5904\u7406Excel\u7684\u65b9\u6cd5\uff0c\u4ec5\u4f7f\u7528GcExcel Java\u7684\u4ee3\u7801\u4e3a\u4f8b\uff0c\u540c\u6837\u7684\u601d\u8def\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u7684\u7ec4\u4ef6\u6765\u5b9e\u73b0\u3002<\/p>\n
\u6269\u5c55\u94fe\u63a5\uff1a<\/strong><\/p>\n
GrapeCity Documents for Excel\uff08\u670d\u52a1\u7aefExcel\u7ec4\u4ef6\uff09V3.0 \u6b63\u5f0f\u53d1\u5e03<\/strong><\/a><\/p>\n
\u7528\u5b83\u6765\u5f00\u53d1\u201c\u5728\u7ebfExcel\u201d\u7cfb\u7edf\uff0c\u7adf\u5982\u6b64\u7b80\u5355\uff01<\/strong><\/a><\/p>\n
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https:\/\/segmentfault.com\/a\/1190000043972745<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
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