平级数据处理成树数据工具类

此工具类支持如下功能点:

1、平级数据递归处理成树数据

2、支持设定子级集合名称

3、支持设定多个排序字段

4、支持返回某个节点下的子级集合树数据

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import org.apache.commons.lang3.StringUtils;

import java.util.Comparator;
import java.util.Optional;
import java.util.stream.Collectors;


public class HandleToTreeUtils {

    
    public static JSonArray handleToTree(JSonArray dataArr){
        JSonArray resultJson = new JSonArray();
        recursionHandleToTree(resultJson,dataArr,null,null);
        return resultJson;
    }

    
    public static JSonArray handleToTree(JSonArray dataArr,String curId){
        JSonArray resultJson = new JSonArray();
        recursionHandleToTree(resultJson,dataArr,curId,null);
        return resultJson;
    }

    
    public static JSonArray handleToTree(JSonArray dataArr,Object... sortObjs){
        JSonArray resultJson = new JSonArray();
        recursionHandleToTree(resultJson,dataArr,null,null,sortObjs);
        return resultJson;
    }

    
    public static JSonArray handleToTree(JSonArray dataArr,String curId,String childsName){
        JSonArray resultJson = new JSonArray();
        recursionHandleToTree(resultJson,dataArr,curId,childsName);
        return resultJson;
    }

    
    public static JSonArray handleToTree(JSonArray dataArr,String curId,Object... sortObjs){
        JSonArray resultJson = new JSonArray();
        recursionHandleToTree(resultJson,dataArr,curId,null,sortObjs);
        return resultJson;
    }

    
    public static JSonArray handleToTree(JSonArray dataArr,String curId,String childsName,Object... sortObjs){
        JSonArray resultJson = new JSonArray();
        recursionHandleToTree(resultJson,dataArr,curId,childsName,sortObjs);
        return resultJson;
    }

    
    public static void handleToTree(JSonArray resultJson, JSonArray dataArr){
        recursionHandleToTree(resultJson,dataArr,null,null);
    }

    
    public static void handleToTree(JSonArray resultJson, JSonArray dataArr,String curId){
        recursionHandleToTree(resultJson,dataArr,curId,null);
    }

    
    public static void handleToTree(JSonArray resultJson, JSonArray dataArr,Object... sortObjs){
        recursionHandleToTree(resultJson,dataArr,null,null,sortObjs);
    }

    
    public static void handleToTree(JSonArray resultJson, JSonArray dataArr,String curId,String childsName){
        recursionHandleToTree(resultJson,dataArr,curId,childsName);
    }

    
    public static void handleToTree(JSonArray resultJson, JSonArray dataArr,String curId,Object... sortObjs){
        recursionHandleToTree(resultJson,dataArr,curId,null,sortObjs);
    }

    
    public static void handleToTree(JSonArray resultJson, JSonArray dataArr,String curId,String childsName,Object... sortObjs){
        recursionHandleToTree(resultJson,dataArr,curId,childsName,sortObjs);
    }

    
    private static void recursionHandleToTree(JSonArray resultJson, JSonArray dataArr, String curId, String childsName,Object... sortObjs){
        if((null!=dataArr)&&(0 {
                    if(null!=d){
                        JSonObject dObj = (JSONObject) d;
                        if((null!=dObj)&&(dObj.containsKey("id"))&&(dObj.containsKey("parentId"))&&(StringUtils.equals(dObj.getString("parentId"),curId))){
                            return true;
                        }
                    }
                    return false;
                })
                .sorted(new DataSortComparator(sortObjs))
                .collect(Collectors.toCollection(JSONArray::new));
                if((null!=childJson)&&(0 {
                                        if(null!=d){
                                            JSonObject dObj = (JSONObject) d;
                                            if((null!=dObj)&&(dObj.containsKey("id"))&&(StringUtils.isNotBlank(dObj.getString("id")))){
                                                return true;
                                            }
                                        }
                                        return false;
                                    })
                                    .sorted(new DataSortComparator(sortObjs))
                                    .collect(Collectors.toCollection(JSONArray::new));
                                    dataObj.put(((StringUtils.isNotBlank(childsName))?childsName:"childs"),levelTwoJson);
                                }else{
                                    dataObj.put(((StringUtils.isNotBlank(childsName))?childsName:"childs"),new JSonArray());
                                }
                                //保存当前对象到结果集
                                resultJson.add(dataObj);
                            }
                        }
                    }
                }
            }else{
                JSonObject dataObj =null;
                JSonObject topObj =null;
                Optional