一段树状无限制级代码
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一段树状无限制级代码
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1 數據庫對應實體 ReportDeleteIndex.java
/*** 作者 : *** 時間 : 20170519* 類描述 : 問題屏蔽* 表 TB_JN_INDEX_DELETE * */ public class ReportDeleteIndex {private Integer id; //idprivate Integer pid; // 父級idprivate String indexName; // 指標名稱private Integer order; // 排序private String delSql; // 刪除語句private List<ReportDeleteIndex> reportDeleteIndexList = new ArrayList<ReportDeleteIndex>(); public Integer getId() {return id;}public void setId(Integer id) {this.id = id;}public Integer getPid() {return pid;}public void setPid(Integer pid) {this.pid = pid;}public String getIndexName() {return indexName;}public void setIndexName(String indexName) {this.indexName = indexName;}public Integer getOrder() {return order;}public void setOrder(Integer order) {this.order = order;}public String getDelSql() {return delSql;}public void setDelSql(String delSql) {this.delSql = delSql;}public List<ReportDeleteIndex> getReportDeleteIndexList() {return reportDeleteIndexList;}public void setReportDeleteIndexList(List<ReportDeleteIndex> reportDeleteIndexList) {this.reportDeleteIndexList = reportDeleteIndexList;}}
3 實現方法
public String getReportDeleteIndexs(HttpServletRequest request, HttpServletResponse response){String result = null;List<ReportDeleteIndex> reportDeleteIndexList = this.reportDeleteIndexService.getReportDeteleIndexs();if(reportDeleteIndexList==null||reportDeleteIndexList.size()==0) return JsonUtil.getJson(false, "暫無數據");Map<Integer,ReportDeleteIndex> reportDeleteIndexMap = new HashMap<Integer,ReportDeleteIndex>();List<ReportDeleteIndex> resultList = new ArrayList<ReportDeleteIndex>();for(ReportDeleteIndex reportDeleteIndex:reportDeleteIndexList){Integer id = reportDeleteIndex.getId();Integer pid = reportDeleteIndex.getPid();reportDeleteIndex.setDelSql("");reportDeleteIndexMap.put(id, reportDeleteIndex);if(!reportDeleteIndexMap.containsKey(pid)){resultList.add(reportDeleteIndex);}else{ReportDeleteIndex parentReportDeleteIndex = reportDeleteIndexMap.get(pid);parentReportDeleteIndex.getReportDeleteIndexList().add(reportDeleteIndex);}}result = JsonUtil.getJson(true, "查詢成功", resultList);LOG.debug("result = " + result);return result;}
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