資源簡介
Java遞歸實現(xiàn)樹查詢,方法工具類可以直接引用,根據(jù)父節(jié)點可以獲取本節(jié)點及其所有子節(jié)點數(shù)據(jù)(或獲取到其下所有子節(jié)點數(shù)據(jù))

代碼片段和文件信息
/**
?*?com.company
?*?AreasInfo.java
?*?2019/12/13
?*?Copyright?(c)?Zhangxu?Thchnologies?2010-2010.?All?rights?reserved.
?*/
package?com.company;
/**
?*?TODO?Add?class?comment?here
?*@version?1.0.0
?*@since?1.0.0
?*@author?Zhangxu
?*@history
?*?ver?????????date??????author???desc
?*?1.0.0????2019/12/13??????Zhangxu??created
?*
?*/
public?class?AreasInfo?{
????/**
?????*?節(jié)點id
?????*/
????private?long?id;
????/**
?????*?節(jié)點名稱
?????*/
????private?String?areaName;
????/**
?????*?父節(jié)點id
?????*/
????private?long?parentId;
????public?AreasInfo(long?id)?{
????????this.id?=?id;
????}
????public?AreasInfo(long?id?String?areaName?long?parentId)?{
????????this.id?=?id;
????????this.areaName?=?areaName;
????????this.parentId?=?parentId;
????}
????public?long?getId()?{
????????return?id;
????}
????public?void?setId(long?id)?{
????????this.id?=?id;
????}
????public?String?getAreaName()?{
????????return?areaName;
????}
????public?void?setAreaName(String?areaName)?{
????????this.areaName?=?areaName;
????}
????public?long?getParentId()?{
????????return?parentId;
????}
????public?void?setParentId(long?parentId)?{
????????this.parentId?=?parentId;
????}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1269??2019-12-14?12:10??根據(jù)父節(jié)點找所有子節(jié)點數(shù)據(jù)\AreasInfo.java
?????文件????????5882??2019-12-14?12:27??根據(jù)父節(jié)點找所有子節(jié)點數(shù)據(jù)\AreasInfoUtil.java
?????目錄???????????0??2019-12-14?12:11??根據(jù)父節(jié)點找所有子節(jié)點數(shù)據(jù)\
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