报表基础模块：新增模版接口-解析表达式、校验表达式

cf-module-report/cf-module-report-biz/src/main/java/com/cf/imes/module/report/controller/admin/template/ReportTemplateController.java

@@ -3,10 +3,15 @@ package com.cf.imes.module.report.controller.admin.template;
 import com.bstek.designer.bean.ReportDefinitionWrapper;
 import com.bstek.designer.excel.ExcelParserUtils;
 import com.bstek.ureport.definition.ReportDefinition;
+import com.bstek.ureport.dsl.ReportParserLexer;
+import com.bstek.ureport.dsl.ReportParserParser;
 import com.bstek.ureport.export.ExportUtils;
 import com.bstek.ureport.export.ProducerEnum;
 import com.bstek.ureport.export.html.HtmlReport;
+import com.bstek.ureport.expression.ErrorInfo;
+import com.bstek.ureport.expression.ScriptErrorListener;
 import com.bstek.ureport.model.Report;
+import com.bstek.ureport.utils.StringUtils;
 import com.cf.imes.framework.common.exception.ServiceException;
 import com.cf.imes.framework.common.pojo.CommonResult;
 import com.cf.imes.framework.common.util.object.BeanUtils;
@@ -20,8 +25,12 @@ import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import lombok.extern.slf4j.Slf4j;
+import org.antlr.v4.runtime.ANTLRInputStream;
+import org.antlr.v4.runtime.CommonTokenStream;
+import org.antlr.v4.runtime.tree.TerminalNode;
 import org.apache.commons.io.IOUtils;
 import org.apache.http.HttpStatus;
+import org.apache.ibatis.annotations.Param;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -32,7 +41,9 @@ import javax.servlet.http.HttpServletResponse;
 import javax.validation.Valid;
 
 import java.io.OutputStream;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import static com.cf.imes.framework.common.pojo.CommonResult.success;
 
@@ -126,4 +137,48 @@ public class ReportTemplateController {
         }
         throw new ServiceException(HttpStatus.SC_INTERNAL_SERVER_ERROR, "文件未识别");
     }
+
+    @GetMapping("/scriptValidation")
+    @Operation(summary = "校验表达式")
+    @Parameter(name = "content", description = "表达式", required = true)
+    public List<ErrorInfo> scriptValidation(@Param("content") String content) {
+        content = StringUtils.decode(content);
+        ANTLRInputStream antlrInputStream = new ANTLRInputStream(content);
+        ReportParserLexer lexer = new ReportParserLexer(antlrInputStream);
+        CommonTokenStream tokenStream = new CommonTokenStream(lexer);
+        ReportParserParser parser = new ReportParserParser(tokenStream);
+        ScriptErrorListener errorListener = new ScriptErrorListener();
+        parser.removeErrorListeners();
+        parser.addErrorListener(errorListener);
+        parser.expression();
+        return errorListener.getInfos();
+    }
+
+    /**
+     * 解析表达式中的数据集
+     *
+     * @param expr
+     * @return
+     */
+    @GetMapping("/parseDataSet")
+    @Operation(summary = "解析表达式中的数据集")
+    @Parameter(name = "expr", description = "表达式", required = true)
+    public Map<String, String> parseDatasetName(@Param("expr") String expr) {
+        ANTLRInputStream antlrInputStream = new ANTLRInputStream(expr);
+        ReportParserLexer lexer = new ReportParserLexer(antlrInputStream);
+        CommonTokenStream tokenStream = new CommonTokenStream(lexer);
+        ReportParserParser parser = new ReportParserParser(tokenStream);
+        parser.removeErrorListeners();
+
+        Map<String, String> result = new HashMap<>();
+        ReportParserParser.DatasetContext ctx = parser.dataset();
+        if (ctx != null) {
+            TerminalNode node = ctx.Identifier();
+            if (node != null) {
+                String datasetName = ctx.Identifier().getText();
+                result.put("datasetName", datasetName);
+            }
+        }
+        return result;
+    }
 }