{"id":2108,"date":"2022-02-22T15:48:13","date_gmt":"2022-02-22T07:48:13","guid":{"rendered":"https:\/\/www.zeroheart.xyz\/wordpress\/?p=2108"},"modified":"2022-02-22T16:04:16","modified_gmt":"2022-02-22T08:04:16","slug":"easy-poi-%e5%af%bc%e5%85%a5","status":"publish","type":"post","link":"https:\/\/www.zeroheart.xyz\/wordpress\/?p=2108","title":{"rendered":"easy-poi \u5bfc\u5165"},"content":{"rendered":"\n<p>1.\u5bfc\u5165\u6a21\u578b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class KhwxDatasrcEntity implements IExcelDataModel, IExcelModel {\n    \/**\n     * \u884c\u53f7\n     *\/\n    private Integer rowNum;\n    \/**\n     * \u9519\u8bef\u6d88\u606f\n     *\/\n    private String errorMsg;\n\n    @Excel(name = \"\u4ea7\u54c1\u5b9e\u4f8bId\")\n    @NotBlank(message = \"\u4e0d\u80fd\u4e3a\u7a7a!\")\n    private String servId;\n\n    @Excel(name = \"\u5ba2\u6237Id\")\n    @NotBlank(message = \"\u4e0d\u80fd\u4e3a\u7a7a!\")\n    private String ownerCustId;\n\n    \/\/ \u7701\u7565\u3002\u3002\u3002\n}<\/code><\/pre>\n\n\n\n<p>2.\u81ea\u5b9a\u4e49\u6821\u9a8c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@Component\npublic class KhwxDatasrcImportVerifyHandler implements IExcelVerifyHandler&lt;KhwxDatasrcEntity> {\n\n    @Override\n    public ExcelVerifyHandlerResult verifyHandler(KhwxDatasrcEntity inputEntity) {\n        StringJoiner joiner = new StringJoiner(\",\");\n        \/\/ \u88c5\u673a\u5730\u5740 \u957f\u5ea6\u662f\u5426\u8d85\u8fc7300\n        String addressDesc = inputEntity.getAddressDesc();\n        if (addressDesc.length() > 600) {\n            joiner.add(\"\u88c5\u673a\u5730\u5740\u5b57\u6570\u8d85\u957f\uff08\u9650300\u5b57\uff09!\");\n        }\n        if (joiner.length() != 0) {\n            return new ExcelVerifyHandlerResult(false, joiner.toString());\n        }\n        return new ExcelVerifyHandlerResult(true);\n    }\n}<\/code><\/pre>\n\n\n\n<p>3.controller\u5c42<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@ApiOperation(value = \"\u5ba2\u6237\u7ef4\u7cfb\u5de5\u5355\u5bfc\u5165\", notes = \"\u5ba2\u6237\u7ef4\u7cfb\u5de5\u5355\u5bfc\u5165\")\n    @PostMapping(value = \"\/importExcel\")\n    @ResponseBody\n    public ResponseMessage&lt;String> importExcel(@NotNull MultipartFile file) throws Exception {\n        this.khwxDatasrcService.importExcel(file, this.getCurrentUser());\n        return ResponseMessage.success();\n    }<\/code><\/pre>\n\n\n\n<p>4.service<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@Override\n    @Transactional(rollbackFor = Exception.class)\n    public void importExcel(MultipartFile file, UserVO currentUser) throws Exception {\n        ImportParams params = new ImportParams();\n        \/\/ \u8868\u5934\u8bbe\u7f6e\u4e3a2\u884c\n        params.setHeadRows(1);\n        \/\/ \u5f00\u542fExcel\u6821\u9a8c\n        params.setNeedVerify(true);\n        params.setVerifyHandler(this.khwxDatasrcImportVerifyHandler);\n        ExcelImportResult&lt;KhwxDatasrcEntity> result =\n            ExcelImportUtil.importExcelMore(file.getInputStream(), KhwxDatasrcEntity.class, params);\n        if (!result.isVerifyFail()) {\n            result.getList().forEach(khwxDatasrcEntity -> {\n                KhwxDatasrcVO khwxDatasrcVO = new KhwxDatasrcVO();\n                BeanUtils.copyProperties(khwxDatasrcEntity, khwxDatasrcVO);\n                this.save(khwxDatasrcVO, currentUser, true);\n            });\n        } else {\n            List&lt;String> errMsgs = new LinkedList&lt;>();\n            for (KhwxDatasrcEntity entity : result.getFailList()) {\n                int line = entity.getRowNum() + 1;\n                String msg = \"\u7b2c\" + line + \"\u884c\" + entity.getErrorMsg();\n                errMsgs.add(msg);\n            }\n            String msg = errMsgs.stream().collect(Collectors.joining(\", \"));\n            throw new ServiceException(msg);\n        }\n\n    }<\/code><\/pre>\n\n\n\n<p>5.\u503c\u66ff\u6362<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ replace\u683c\u5f0f\u4e3a \"\u66ff\u6362\u524d\u7684\u503c_\u66ff\u6362\u540e\u7684\u503c\"\n@Excel(name = \"\u6027\u522b*\", replace = {\"\u7537_0\", \"\u5973_1\"})\nprivate Integer gender;\n<\/code><\/pre>\n\n\n\n<p>6.\u683c\u5f0f\u6821\u9a8c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@Excel(name = \"\u5f00\u59cb\u5de5\u4f5c\u65f6\u95f4*\")\n    @Pattern(regexp = DATE_REGEXP, message = \"&#91;\u5f00\u59cb\u5de5\u4f5c\u65f6\u95f4]\u65f6\u95f4\u683c\u5f0f\u9519\u8bef\")\n    private String workTimeStr;\n<\/code><\/pre>\n\n\n\n<p>7.\u91cd\u590d\u884c\u7684\u6821\u9a8c\uff0c\u8fd9\u4e2a\u6ca1\u7528\u5230<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u535a\u4e3b\u539f\u6587\uff1a\n\u4e03\u3001\u5bfc\u5165\u503c\u81ea\u5b9a\u4e49\u6821\u9a8c\u4e4bExcel\u91cd\u590d\u884c\u6821\u9a8c\n\u4e0a\u6587\u4e2d\u5bf9Excel\u4e2d\u6570\u636e\u4e0e\u6570\u636e\u5e93\u6570\u636e\u8fdb\u884c\u91cd\u590d\u6821\u9a8c\uff0c\u53ef\u6709\u4e9b\u9700\u6c42\u662f\u8981\u6c42\u6570\u636e\u5e93\u5728\u5165\u5e93\u524d\u9700\u8981\u5bf9Excel\u7684\u7684\u91cd\u590d\u884c\u8fdb\u884c\u6821\u9a8c\u3002\u8fd9\u9700\u8981\u5728\u6821\u9a8c\u7c7b\u4e2d\u5b8c\u6210\uff0c\u4f46\u6821\u9a8c\u7c7b\u4e2d\u5e76\u6ca1\u6709\u5168\u90e8\u884c\u7684\u6570\u636e\uff0c\u8be5\u5982\u4f55\u5b9e\u73b0\u5462\uff1f<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-red-color\">\u535a\u4e3b\u7684\u505a\u6cd5\u662f\u5c06\u5bfc\u5165\u7684\u6570\u636e\u653e\u5230 ThreadLocal \u4e2d\u8fdb\u884c\u6682\u5b58\uff0c\u4ece\u800c\u8fbe\u5230\u5728\u6821\u9a8c\u7c7b\u4e2d\u6821\u9a8cExcel\u91cd\u590d\u884c\u7684\u76ee\u7684\u3002ThreadLocal\u4f7f\u7528\u6ce8\u610f\u5b8c\u4e4b\u540e\u4e00\u5b9a\u8981\u53ca\u65f6\u6e05\u7406\uff01<\/mark>\n\n\u9996\u5148\u5b9a\u4e49\u4ec0\u4e48\u53eb\u91cd\u590d\u884c\uff0c\u5b8c\u5168\u76f8\u540c\u7684\u4e24\u884c\u662f\u91cd\u590d\u884c\uff0c\u672c\u6587\u4e2d\u8bbe\u5b9aname \u4e0e phone \u76f8\u540c\u7684\u884c\u4e3a\u91cd\u590d\u884c\uff0c\u7531\u4e8e\u53ea\u9700\u8981\u6bd4\u8f83\u8fd9\u4e24\u4e2a\u5b57\u6bb5\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u91cd\u5199\u5bfc\u5165\u5bf9\u8c61\u7684equals\u4e0ehashCode\u65b9\u6cd5\u3002\n\n@Component\npublic class TalentImportVerifyHandler implements IExcelVerifyHandler&lt;TalentUserInputEntity> {\n\n    private final ThreadLocal&lt;List&lt;TalentUserInputEntity>> threadLocal = new ThreadLocal&lt;>();\n\n    @Resource\n    private MockTalentDataService mockTalentDataService;\n\n    @Override\n    public ExcelVerifyHandlerResult verifyHandler(TalentUserInputEntity inputEntity) {\n        StringJoiner joiner = new StringJoiner(\",\");\n        \/\/ \u6839\u636e\u59d3\u540d\u4e0e\u624b\u673a\u53f7\u5224\u65ad\u6570\u636e\u662f\u5426\u91cd\u590d\n        String name = inputEntity.getName();\n        String phone = inputEntity.getPhone();\n        \/\/ mock \u6570\u636e\u5e93\n        boolean duplicates = mockTalentDataService.checkForDuplicates(name, phone);\n        if (duplicates) {\n            joiner.add(\"\u6570\u636e\u4e0e\u6570\u636e\u5e93\u6570\u636e\u91cd\u590d\");\n        }\n\n        List&lt;TalentUserInputEntity> threadLocalVal = threadLocal.get();\n        if (threadLocalVal == null) {\n            threadLocalVal = new ArrayList&lt;>();\n        }\n\n        threadLocalVal.forEach(e -> {\n            if (e.equals(inputEntity)) {\n                int lineNumber = e.getRowNum() + 1;\n                joiner.add(\"\u6570\u636e\u4e0e\u7b2c\" + lineNumber + \"\u884c\u91cd\u590d\");\n            }\n        });\n        \/\/ \u6dfb\u52a0\u672c\u884c\u6570\u636e\u5bf9\u8c61\u5230ThreadLocal\u4e2d\n        threadLocalVal.add(inputEntity);\n        threadLocal.set(threadLocalVal);\n        if (joiner.length() != 0) {\n            return new ExcelVerifyHandlerResult(false, joiner.toString());\n        }\n        return new ExcelVerifyHandlerResult(true);\n    }\n\n    public ThreadLocal&lt;List&lt;TalentUserInputEntity>> getThreadLocal() {\n        return threadLocal;\n    }\n}\n\ntry {\n    ImportParams params = new ImportParams();\n    \/\/ \u8868\u5934\u8bbe\u7f6e\u4e3a2\u884c\n    params.setHeadRows(2);\n    \/\/ \u6807\u9898\u884c\u8bbe\u7f6e\u4e3a0\u884c\uff0c\u9ed8\u8ba4\u662f0\uff0c\u53ef\u4ee5\u4e0d\u8bbe\u7f6e\n    params.setTitleRows(0);\n    \/\/ \u5f00\u542fExcel\u6821\u9a8c\n    params.setNeedVerfiy(true);\n    params.setVerifyHandler(talentImportVerifyHandler);\n    result = ExcelImportUtil.importExcelMore(multipartFile.getInputStream(),\n                                             TalentUserInputEntity.class, params);\n  } finally {\n    <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-bright-red-color\">\/\/ \u6e05\u9664threadLocal \u9632\u6b62\u5185\u5b58\u6cc4\u6f0f\n    ThreadLocal&lt;List&lt;TalentUserInputEntity>> threadLocal = talentImportVerifyHandler.getThreadLocal();\n    if (threadLocal != null) {\n      threadLocal.remove();\n    }<\/mark>\n  }\n\n\/\/ \u91cd\u5199equals\uff0c\u5224\u65ad\u662f\u5426\u91cd\u590d\n@Override\npublic boolean equals(Object o) {\n        if (this == o) return true;\n        if (o == null || getClass() != o.getClass()) return false;\n        TalentUserInputEntity that = (TalentUserInputEntity) o;\n        return Objects.equals(name, that.name) &amp;&amp;\n                Objects.equals(phone, that.phone);\n}\n<\/pre>\n\n\n\n<p>\u53c2\u8003\uff1a<a href=\"https:\/\/www.cnblogs.com\/vcmq\/p\/12149673.html\">easypoi\u5bfc\u5165Excel\u6700\u4f73\u5b9e\u8df5 &#8211; WeJan1 &#8211; \u535a\u5ba2\u56ed (cnblogs.com)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.\u5bfc\u5165\u6a21\u578b 2.\u81ea\u5b9a\u4e49\u6821\u9a8c 3.controller\u5c42 4.service 5.\u503c\u66ff\u6362 6.\u683c\u5f0f\u6821\u9a8c 7.\u91cd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[143,141,60],"_links":{"self":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2108"}],"collection":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2108"}],"version-history":[{"count":26,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2108\/revisions"}],"predecessor-version":[{"id":2136,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/2108\/revisions\/2136"}],"wp:attachment":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2108"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2108"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2108"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}