feat: 开始节点成功运行

src/main/java/com/metis/controller/TestController.java

@@ -1,6 +1,8 @@
 package com.metis.controller;
 
 import com.metis.flow.domain.bo.BuildApp;
+import com.metis.flow.engine.AppFlowEngineRunnerService;
+import com.metis.flow.runner.FlowRunningContext;
 import com.metis.flow.validator.ValidatorService;
 import com.metis.result.Result;
 import lombok.RequiredArgsConstructor;
@@ -16,6 +18,7 @@ public class TestController {
 
 
     private final ValidatorService validatorService;
+    private final AppFlowEngineRunnerService engineRunnerService;
 
     @PostMapping
     public Result<String> test(@RequestBody BuildApp app) {
@@ -23,4 +26,12 @@ public class TestController {
         return Result.ok("测试成功");
     }
 
+
+    @PostMapping("/run")
+    public Result<String> run(@RequestBody FlowRunningContext context) {
+        engineRunnerService.running(context);
+        return Result.ok("测试成功");
+    }
+
+
 }

src/main/java/com/metis/flow/domain/context/RunningContext.java

@@ -3,13 +3,13 @@ package com.metis.flow.domain.context;
 import com.alibaba.fastjson2.JSONObject;
 import com.metis.flow.runner.FlowRunningContext;
 import lombok.Builder;
-import lombok.Data;
+import lombok.Getter;
 
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Set;
 
-@Data
+@Getter
 @Builder
 public class RunningContext {
 
@@ -29,11 +29,21 @@ public class RunningContext {
     private Map<Long, JSONObject> nodeRunningContext;
 
     /**
-     * 下一个运行节点id集合, 可能是多个
+     * 下一个运行节点id集合, 可能是多个, 执行器每一次清空该节点
      */
     private Set<Long> nextRunNodeId;
 
 
+    /**
+     * 添加节点运行环境
+     *
+     * @param nodeId             节点id
+     * @param nodeRunningContext 节点运行背景信息
+     */
+    public void addNodeRunningContext(Long nodeId, JSONObject nodeRunningContext) {
+        this.nodeRunningContext.put(nodeId, nodeRunningContext);
+    }
+
     /**
      * 构建上下文
      *

src/main/java/com/metis/flow/domain/context/RunningResult.java

@@ -0,0 +1,56 @@
+package com.metis.flow.domain.context;
+
+import com.alibaba.fastjson2.JSONObject;
+import lombok.Builder;
+import lombok.Data;
+
+import java.util.Set;
+
+@Data
+@Builder
+public class RunningResult {
+
+    /**
+     * 节点上下文
+     */
+    private JSONObject nodeContext;
+
+    /**
+     * 下一个运行节点id, 一些特殊节点需要, 必须条件节点满足后, 才会运行下一个节点
+     */
+    private Set<Long> nextRunNodeId;
+
+
+    /**
+     * 构建结果
+     *
+     * @param nodeContext   节点上下文
+     * @param nextRunNodeId 下一个运行节点id
+     * @return {@link RunningResult }
+     */
+    public static RunningResult buildResult(JSONObject nodeContext, Set<Long> nextRunNodeId) {
+        return RunningResult.builder()
+                .nodeContext(nodeContext)
+                .nextRunNodeId(nextRunNodeId)
+                .build();
+    }
+
+    /**
+     * 构建结果
+     *
+     * @param nodeContext 节点上下文
+     * @return {@link RunningResult }
+     */
+    public static RunningResult buildResult(JSONObject nodeContext) {
+        return RunningResult.builder()
+                .nodeContext(nodeContext)
+                .build();
+    }
+
+    public static RunningResult buildResult() {
+        return RunningResult.builder()
+                .build();
+    }
+
+
+}

src/main/java/com/metis/flow/domain/entity/base/Node.java

@@ -40,6 +40,23 @@ public class Node {
     @NotNull(message = "节点业务数据不能为空")
     private NodeData data;
 
+    /**
+     * 宽度
+     */
+//    @NotNull(message = "节点宽度不能为空")
+    private Integer width;
+
+    /**
+     * 高度
+     */
+//    @NotNull(message = "节点高度不能为空")
+    private Integer height;
+
+    /**
+     * 节点是否选中
+     */
+    private Boolean selected;
+
 
     @JsonIgnore
     public Map<Long, Handle> getHandleMap() {

src/main/java/com/metis/flow/domain/entity/base/NodeData.java

@@ -29,6 +29,9 @@ public class NodeData {
      */
     private PositionType toolbarPosition;
 
+
+
+
     /**
      * 配置
      */

src/main/java/com/metis/flow/domain/entity/base/NodeVariable.java

@@ -0,0 +1,98 @@
+package com.metis.flow.domain.entity.base;
+
+import cn.hutool.core.lang.Assert;
+import cn.hutool.core.util.ObjectUtil;
+import com.alibaba.fastjson2.JSONObject;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.metis.flow.enums.FileUploadType;
+import com.metis.flow.enums.NodeVariableType;
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+public class NodeVariable {
+
+    /**
+     * 参数字段
+     */
+    @NotBlank(message = "参数字段不能为空")
+    private String variable;
+
+    /**
+     * 标签
+     */
+    private String label;
+
+    /**
+     * 最大长度
+     */
+    private Integer maxLength;
+
+    /**
+     * 类型
+     */
+    @NotNull(message = "类型不能为空")
+    private String type;
+
+    /**
+     * 是否必填
+     */
+    @NotNull(message = "是否必填不能为空")
+    private Boolean required;
+
+    /**
+     * 选项
+     */
+    @Valid
+    private List<VariableOption> options;
+
+    /**
+     * 允许上传方式
+     */
+    private List<FileUploadType> allowedFileUploadMethods;
+
+    /**
+     * 允许文件类型
+     */
+    private List<String> allowedFileTypes;
+
+    /**
+     * 允许文件扩展名
+     */
+    private List<String> allowedFileExtensions;
+
+
+    @JsonIgnore
+    public Object getValue(JSONObject custom) {
+        Object serializable = getSerializable(custom);
+        Assert.isTrue(!(ObjectUtil.isNull(serializable) && ObjectUtil.isNotNull(required) && required), "参数字段 {} 的值不能为空", variable);
+        return serializable;
+    }
+
+    private Object getSerializable(JSONObject custom) {
+        switch (getVariableType()) {
+            case TEXT_INPUT, PARAGRAPH, SELECT, FILE -> {
+                return custom.getString(variable);
+            }
+            case NUMBER -> {
+                return custom.getInteger(variable);
+            }
+            case FILE_LIST -> {
+                return custom.getList(variable, String.class);
+            }
+            default -> throw new RuntimeException("不支持的类型");
+        }
+    }
+
+
+    @JsonIgnore
+    public NodeVariableType getVariableType() {
+        return NodeVariableType.get(type);
+    }
+
+
+}

src/main/java/com/metis/flow/domain/entity/base/VariableOption.java

@@ -0,0 +1,22 @@
+package com.metis.flow.domain.entity.base;
+
+
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+@Data
+public class VariableOption {
+
+    /**
+     * 标签
+     */
+    private String label;
+
+    /**
+     * 值
+     */
+    @NotNull(message = "值不能为空")
+    private String value;
+
+
+}

src/main/java/com/metis/flow/domain/entity/config/node/StartNodeConfig.java

@@ -0,0 +1,17 @@
+package com.metis.flow.domain.entity.config.node;
+
+import com.metis.flow.domain.entity.base.NodeVariable;
+import jakarta.validation.Valid;
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+public class StartNodeConfig {
+
+
+    @Valid
+    private List<NodeVariable> variables;
+
+
+}

src/main/java/com/metis/flow/engine/impl/AppFlowEngineRunnerServiceImpl.java

@@ -1,18 +1,31 @@
 package com.metis.flow.engine.impl;
 
+import cn.hutool.core.lang.Assert;
 import cn.hutool.core.util.IdUtil;
 import cn.hutool.core.util.ObjectUtil;
+import com.metis.flow.domain.bo.Graph;
 import com.metis.flow.domain.context.RunningContext;
+import com.metis.flow.domain.context.RunningResult;
 import com.metis.flow.domain.context.SysContext;
 import com.metis.flow.domain.entity.App;
+import com.metis.flow.domain.entity.base.Edge;
+import com.metis.flow.domain.entity.base.Node;
 import com.metis.flow.engine.AppEngineService;
 import com.metis.flow.engine.AppFlowEngineRunnerService;
+import com.metis.flow.enums.NodeType;
 import com.metis.flow.runner.FlowRunningContext;
+import com.metis.flow.runner.NodeRunner;
 import com.metis.flow.runner.RunnerResult;
+import com.metis.flow.runner.factory.RunnerFactory;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+import java.util.Map;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
 @Slf4j
 @Service
 @RequiredArgsConstructor
@@ -36,9 +49,33 @@ public class AppFlowEngineRunnerServiceImpl implements AppFlowEngineRunnerServic
                 .build();
         // 构建运行中上下文
         RunningContext runningContext = RunningContext.buildContext(sysContext, context);
+        // 构建节点映射对象
+        Graph graph = app.getGraph();
+        Map<Long, Node> nodeMap = graph.getNodes().stream()
+                .collect(Collectors.toMap(Node::getId, Function.identity()));
+        Map<Long, List<Edge>> edgeMap = graph.getEdges().stream()
+                .collect(Collectors.groupingBy(Edge::getSource));
+        // 获取到开始节点
+        Node runningNode = graph.getNodes().stream().filter(node -> node.getType() == NodeType.START)
+                .findFirst().orElse(null);
+        // 开始节点为空,则表示数据存在异常
+        Assert.isTrue(ObjectUtil.isNotNull(runningNode), "流程图不存在开始节点");
+        while (ObjectUtil.isNotNull(runningNode)) {
+            NodeRunner nodeRunner = RunnerFactory.get(runningNode.getType());
+            // 获取到返回结果
+            RunningResult result = nodeRunner.run(runningContext, runningNode, edgeMap.get(runningNode.getId()));
+            if (ObjectUtil.isNotNull(result.getNodeContext())) {
+                runningContext.addNodeRunningContext(runningNode.getId(), result.getNodeContext());
+            }
+            runningNode = null;
+        }
 
 
-        return null;
+        return RunnerResult.builder()
+                .content("你他妈的!")
+                .context(sysContext)
+                .build();
+
     }
 
 
@@ -49,7 +86,7 @@ public class AppFlowEngineRunnerServiceImpl implements AppFlowEngineRunnerServic
      * @return {@link App }
      */
     private App getApp(FlowRunningContext context) {
-        if (ObjectUtil.isNull(context.getWorkflowId())) {
+        if (ObjectUtil.isNotNull(context.getWorkflowId())) {
             return appEngineService.getByWorkflowId(context.getWorkflowId());
         }
         return appEngineService.getByAppId(context.getAppId());

src/main/java/com/metis/flow/enums/FileUploadType.java

@@ -0,0 +1,45 @@
+package com.metis.flow.enums;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.Arrays;
+
+/**
+ * 文件上传类型
+ *
+ * @author clay
+ * @date 2025/04/08
+ */
+@Getter
+@AllArgsConstructor
+public enum FileUploadType {
+    LOCAL_FILE(1, "localFile", "本地文件"),
+    REMOTE_URL(2, "remoteUrl", "远程URL");
+
+
+    private final Integer code;
+
+    @JsonValue
+    private final String value;
+
+    private final String name;
+
+
+    /**
+     * 枚举序列化器(前端传code时自动转换为对应枚举)
+     *
+     * @param value 值
+     * @return 枚举
+     */
+    @JsonCreator(mode = JsonCreator.Mode.DELEGATING)
+    public static FileUploadType get(String value) {
+        return Arrays.stream(FileUploadType.class.getEnumConstants())
+                .filter(e -> e.getValue().equals(value))
+                .findFirst()
+                .orElse(null);
+    }
+
+    }

src/main/java/com/metis/flow/enums/NodeType.java

@@ -3,6 +3,7 @@ package com.metis.flow.enums;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonValue;
 import com.metis.flow.domain.entity.config.node.DocumentExtractorNodeConfig;
+import com.metis.flow.domain.entity.config.node.StartNodeConfig;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 
@@ -12,11 +13,9 @@ import java.util.Arrays;
 @AllArgsConstructor
 public enum NodeType {
 
-    START(1, "start", "开始", Object.class),
+    START(1, "start", "开始", StartNodeConfig.class),
     END(2, "end", "结束", Object.class),
-    DOCUMENT_EXTRACTOR(3, "document-extractor", "文档提取器", DocumentExtractorNodeConfig.class)
-
-    ;
+    DOCUMENT_EXTRACTOR(3, "document-extractor", "文档提取器", DocumentExtractorNodeConfig.class);
 
 
     private final Integer code;

src/main/java/com/metis/flow/enums/NodeVariableType.java

@@ -0,0 +1,50 @@
+package com.metis.flow.enums;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonValue;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.Arrays;
+
+/**
+ * 节点变量类型
+ *
+ * @author clay
+ * @date 2025/04/08
+ */
+@Getter
+@AllArgsConstructor
+public enum NodeVariableType {
+    TEXT_INPUT(1, "text-input", "文本"),
+    PARAGRAPH(2, "paragraph", "段落"),
+    SELECT(3, "select", "下拉框"),
+    NUMBER(4, "number", "数字"),
+    FILE(5, "file", "文件"),
+    FILE_LIST(6, "file-list", "文件列表")
+    ;
+
+
+    private final Integer code;
+
+    @JsonValue
+    private final String value;
+
+    private final String name;
+
+
+    /**
+     * 枚举序列化器(前端传code时自动转换为对应枚举)
+     *
+     * @param value 值
+     * @return 枚举
+     */
+    @JsonCreator(mode = JsonCreator.Mode.DELEGATING)
+    public static NodeVariableType get(String value) {
+        return Arrays.stream(NodeVariableType.class.getEnumConstants())
+                .filter(e -> e.getValue().equals(value))
+                .findFirst()
+                .orElse(null);
+    }
+
+}

src/main/java/com/metis/flow/runner/FlowRunningContext.java

@@ -1,8 +1,10 @@
 package com.metis.flow.runner;
 
 import com.alibaba.fastjson2.JSONObject;
+import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
+import lombok.NoArgsConstructor;
 
 import java.util.List;
 
@@ -14,6 +16,8 @@ import java.util.List;
  */
 @Data
 @Builder
+@AllArgsConstructor
+@NoArgsConstructor
 public class FlowRunningContext {
 
     /**

src/main/java/com/metis/flow/runner/NodeRunner.java

@@ -1,6 +1,7 @@
 package com.metis.flow.runner;
 
 import com.metis.flow.domain.context.RunningContext;
+import com.metis.flow.domain.context.RunningResult;
 import com.metis.flow.domain.entity.base.Edge;
 import com.metis.flow.domain.entity.base.Node;
 import com.metis.flow.enums.NodeType;
@@ -18,7 +19,7 @@ public interface NodeRunner {
      * @param edges
      * @return {@link RunningContext }
      */
-    RunningContext run(RunningContext context, Node node, List<Edge> edges);
+    RunningResult run(RunningContext context, Node node, List<Edge> edges);
 
 
     /**

src/main/java/com/metis/flow/runner/RunnerResult.java

@@ -2,6 +2,7 @@ package com.metis.flow.runner;
 
 
 import com.metis.flow.domain.context.SysContext;
+import lombok.Builder;
 import lombok.Data;
 
 /**
@@ -11,6 +12,7 @@ import lombok.Data;
  * @date 2025/04/07
  */
 @Data
+@Builder
 public class RunnerResult {
 
     /**

src/main/java/com/metis/flow/runner/impl/EndNodeRunner.java

@@ -2,6 +2,7 @@ package com.metis.flow.runner.impl;
 
 
 import com.metis.flow.domain.context.RunningContext;
+import com.metis.flow.domain.context.RunningResult;
 import com.metis.flow.domain.entity.base.Edge;
 import com.metis.flow.domain.entity.base.Node;
 import com.metis.flow.enums.NodeType;
@@ -16,8 +17,8 @@ import java.util.List;
 public class EndNodeRunner implements NodeRunner {
 
     @Override
-    public RunningContext run(RunningContext context, Node node, List<Edge> edges) {
-        return context;
+    public RunningResult run(RunningContext context, Node node, List<Edge> edges) {
+        return RunningResult.buildResult();
     }
 
     @Override

src/main/java/com/metis/flow/runner/impl/StartNodeRunner.java

@@ -1,8 +1,13 @@
 package com.metis.flow.runner.impl;
 
+import cn.hutool.core.collection.CollUtil;
+import com.alibaba.fastjson2.JSONObject;
 import com.metis.flow.domain.context.RunningContext;
+import com.metis.flow.domain.context.RunningResult;
 import com.metis.flow.domain.entity.base.Edge;
 import com.metis.flow.domain.entity.base.Node;
+import com.metis.flow.domain.entity.base.NodeVariable;
+import com.metis.flow.domain.entity.config.node.StartNodeConfig;
 import com.metis.flow.enums.NodeType;
 import com.metis.flow.runner.NodeRunner;
 import lombok.extern.slf4j.Slf4j;
@@ -10,15 +15,37 @@ import org.springframework.stereotype.Service;
 
 import java.util.List;
 
+/**
+ * 启动节点运行器, 开始节点功能主要为将用户传入的参数进行校验, 并放入到上下文中
+ *
+ * @author clay
+ * @date 2025/04/08
+ */
 @Slf4j
 @Service
 public class StartNodeRunner implements NodeRunner {
 
     @Override
-    public RunningContext run(RunningContext context, Node node, List<Edge> edges) {
-        return context;
+    public RunningResult run(RunningContext context, Node node, List<Edge> edges) {
+        log.info("开始节点{}, 节点id:  {} 运行", node.getData().getLabel(), node.getId());
+        StartNodeConfig config = node.getConfig();
+        // 获取到节点的自定义参数
+        List<NodeVariable> variables = config.getVariables();
+        // 如果没有自定义参数, 则直接返回
+        if (CollUtil.isEmpty(variables)) {
+            return RunningResult.buildResult();
+        }
+        // 获取用户自定义参数
+        JSONObject custom = context.getCustom();
+        JSONObject contextNodeValue = new JSONObject();
+        for (NodeVariable variable : variables) {
+            Object value = variable.getValue(custom);
+            contextNodeValue.put(variable.getVariable(), value);
+        }
+        return RunningResult.buildResult(contextNodeValue);
     }
 
+
     @Override
     public NodeType getType() {
         return NodeType.START;

src/main/java/com/metis/flow/validator/impl/node/StartNodeValidator.java

@@ -1,11 +1,17 @@
 package com.metis.flow.validator.impl.node;
 
+import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.lang.Assert;
+import cn.hutool.core.util.ObjectUtil;
 import com.metis.flow.domain.entity.base.Edge;
 import com.metis.flow.domain.entity.base.Node;
+import com.metis.flow.domain.entity.base.NodeVariable;
+import com.metis.flow.domain.entity.config.node.StartNodeConfig;
 import com.metis.flow.enums.NodeType;
 import com.metis.flow.validator.NodeValidator;
+import com.metis.flow.validator.ValidatorCodeService;
 import com.metis.flow.validator.ValidatorResult;
+import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
@@ -13,13 +19,65 @@ import java.util.List;
 
 @Slf4j
 @Service
+@RequiredArgsConstructor
 public class StartNodeValidator implements NodeValidator {
 
+    private final ValidatorCodeService validatorCodeService;
+
+
     @Override
     public ValidatorResult validateValue(Node node) {
+        StartNodeConfig config = node.getConfig();
+        validatorCodeService.validateThrow(config);
+
+        List<NodeVariable> variables = config.getVariables();
+        if (CollUtil.isEmpty(variables)) {
+            return ValidatorResult.valid();
+        }
+
+        for (NodeVariable variable : variables) {
+            switch (variable.getVariableType()) {
+                // 文本类型校验
+                case TEXT_INPUT, PARAGRAPH -> textVariableValidator(variable);
+                // 下拉框变量校验
+                case SELECT -> selectVariableValidator(variable);
+                // 文件变量校验
+                case FILE, FILE_LIST -> fileVariableValidator(variable);
+            }
+        }
         return ValidatorResult.valid();
     }
 
+    /**
+     * 文本变量验证器
+     *
+     * @param variable 变量
+     */
+    private void textVariableValidator(NodeVariable variable) {
+        Assert.isTrue(ObjectUtil.isNotNull(variable.getMaxLength()), "文本变量 {} {} 的最大长度不能为空", variable.getLabel(),  variable.getLabel(), variable.getVariable());
+    }
+
+    /**
+     * 选择变量验证器
+     *
+     * @param variable 变量
+     */
+    private void selectVariableValidator(NodeVariable variable) {
+        Assert.isTrue(CollUtil.isNotEmpty(variable.getOptions()), "选择变量 {} {} 的选项不能为空",  variable.getLabel(),  variable.getLabel(), variable.getVariable());
+    }
+
+    /**
+     * 文件变量验证器
+     *
+     * @param variable 变量
+     */
+    private void fileVariableValidator(NodeVariable variable) {
+        Assert.isTrue(ObjectUtil.isNotNull(variable.getMaxLength()), "文本变量 {} {} 的最大长度不能为空",  variable.getLabel(), variable.getVariable());
+        Assert.isTrue(CollUtil.isNotEmpty(variable.getAllowedFileUploadMethods()), "文本变量 {} {} 的允许上传方式不能为空",  variable.getLabel(), variable.getVariable());
+        Assert.isTrue(CollUtil.isNotEmpty(variable.getAllowedFileTypes()) || CollUtil.isNotEmpty(variable.getAllowedFileExtensions()), "文本变量 {} 的允许上传文件类型不能为空",  variable.getLabel(), variable.getVariable());
+    }
+
+
     @Override
     public ValidatorResult validateRelation(Node node, List<Edge> sources, List<Edge> targets) {
         // 1. 开始节点不允许有源连接

src/main/resources/json/run.json

@@ -0,0 +1,7 @@
+{
+  "appId": "1909636986931470336",
+  "userId": 1,
+  "custom": {
+    "context": "测试内容!"
+  }
+}

src/main/resources/json/test.json

@@ -0,0 +1,152 @@
+
+{
+  "id": 0,
+  "name": "测试流程",
+  "description": "测试流程",
+  "graph": {
+    "nodes": [
+      {
+        "id": "5",
+        "type": "start",
+        "dimensions": {
+          "width": 300,
+          "height": 300
+        },
+        "draggable": true,
+        "resizing": false,
+        "selected": true,
+        "data": {
+          "label": "开始",
+          "toolbarPosition": "right",
+          "config": {
+            "variables": [
+              {
+                "variable": "context",
+                "label": "段落",
+                "type": "paragraph",
+                "maxLength": 48,
+                "required": true
+              },
+              {
+                "variable": "text",
+                "label": "文本",
+                "type": "text-input",
+                "maxLength": 48,
+                "required": true,
+                "options": []
+              },
+              {
+                "variable": "select",
+                "label": "下拉",
+                "type": "select",
+                "maxLength": 48,
+                "required": true,
+                "options": [
+                  {
+                    "label": "选型1",
+                    "value": "1"
+                  },
+                  {
+                    "label": "选型2",
+                    "value": "2"
+                  }
+                ]
+              },
+              {
+                "variable": "number",
+                "label": "数字",
+                "type": "number",
+                "maxLength": 48,
+                "required": true,
+                "options": []
+              },
+              {
+                "variable": "singlefile",
+                "label": "singlefile单文件",
+                "type": "file",
+                "maxLength": 48,
+                "required": true,
+                "options": [],
+                "allowedFileUploadMethods": [
+                  "local_file",
+                  "remote_url"
+                ],
+                "allowedFileTypes": [
+                  "image",
+                  "document",
+                  "audio",
+                  "video"
+                ],
+                "allowedFileExtensions": []
+              },
+              {
+                "variable": "mufile",
+                "label": "多文件",
+                "type": "file-list",
+                "maxLength": 5,
+                "required": true,
+                "options": [],
+                "allowedFileUploadMethods": [
+                  "local_file"
+                ],
+                "allowedFileTypes": [
+                  "custom"
+                ],
+                "allowedFileExtensions": [
+                  "docx",
+                  "aaa"
+                ]
+              }
+            ],
+            "parent": "234"
+          },
+          "handles": [
+            {
+              "id": "7",
+              "position": "right",
+              "type": "source",
+              "connectable": true
+            }
+          ]
+        },
+        "position": { "x": 0, "y": 300 }
+      },
+      {
+        "id": "6",
+        "type": "end",
+        "selected": false,
+        "data": {
+          "label": "结束",
+          "toolbarPosition": "right",
+          "handles": [
+            {
+              "id": "8",
+              "position": "left",
+              "type": "target",
+              "connectable": true
+            }
+          ]
+        },
+        "position": { "x": 500, "y": 300 }
+      }
+    ],
+    "edges": [
+      {
+        "id": "6",
+        "type": "default",
+        "source": "5",
+        "target": "6",
+        "sourceHandle": "7",
+        "animated": true,
+        "targetHandle": "8",
+        "label": "线标签",
+        "markerEnd": "none",
+        "markerStart": "none",
+        "updatable": true,
+        "selectable": true,
+        "deletable": true
+      }
+    ]
+  }
+
+}