Package org.aoju.bus.core.lang.tree

Class TreeBuilder<E>

java.lang.Object

org.aoju.bus.core.lang.tree.TreeBuilder<E>

Type Parameters:

E - ID类型

All Implemented Interfaces:

Serializable, Builder<Tree<E>>

public class TreeBuilder<E>
extends Object
implements Builder<Tree<E>>

树构建器

Since:

Java 17+

Author:

Kimi Liu

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.aoju.bus.core.builder.Builder

Builder.HashKey

Constructor Summary

Constructors

Constructor	Description
TreeBuilder(E rootId, NodeConfig config)	构造

Method Summary

Modifier and Type	Method	Description
TreeBuilder<E>	append(Iterable<Tree<E>> trees)	增加节点列表，增加的节点是不带子节点的
<T> TreeBuilder<E>	append(List<T> list, E rootId, NodeParser<T,E> nodeParser)	增加节点列表，增加的节点是不带子节点的
<T> TreeBuilder<E>	append(List<T> list, NodeParser<T,E> nodeParser)	增加节点列表，增加的节点是不带子节点的
TreeBuilder<E>	append(Map<E,Tree<E>> map)	增加节点列表，增加的节点是不带子节点的
Tree<E>	build()	包装唯一键（System.identityHashCode()）使对象只有和自己 equals 此对象用于消除小概率下System.identityHashCode()产生的ID重复问题
List<Tree<E>>	buildList()	构建树列表，没有顶层节点，例如：
static <T> TreeBuilder<T>	of(T rootId)	创建Tree构建器
static <T> TreeBuilder<T>	of(T rootId, NodeConfig config)	创建Tree构建器
TreeBuilder<E>	putExtra(String key, Object value)	扩展属性
TreeBuilder<E>	reset()	重置Builder，实现复用
TreeBuilder<E>	setId(E id)	设置ID
TreeBuilder<E>	setName(CharSequence name)	设置节点标签名称
TreeBuilder<E>	setParentId(E parentId)	设置父节点ID
TreeBuilder<E>	setWeight(Comparable<?> weight)	设置权重

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

TreeBuilder

public TreeBuilder(E rootId,
 NodeConfig config)

构造

Parameters:

rootId - 根节点ID

config - 配置

Method Details

of

public static <T> TreeBuilder<T> of(T rootId)

创建Tree构建器

Type Parameters:

T - ID类型

Parameters:

rootId - 根节点ID

Returns:

TreeBuilder

of

public static <T> TreeBuilder<T> of(T rootId,
 NodeConfig config)

创建Tree构建器

Type Parameters:

T - ID类型

Parameters:

rootId - 根节点ID

config - 配置

Returns:

TreeBuilder

setId

public TreeBuilder<E> setId(E id)

设置ID

Parameters:

id - ID

Returns:

this

setParentId

public TreeBuilder<E> setParentId(E parentId)

设置父节点ID

Parameters:

parentId - 父节点ID

Returns:

this

setName

public TreeBuilder<E> setName(CharSequence name)

设置节点标签名称

Parameters:

name - 节点标签名称

Returns:

this

setWeight

public TreeBuilder<E> setWeight(Comparable<?> weight)

设置权重

Parameters:

weight - 权重

Returns:

this

putExtra

public TreeBuilder<E> putExtra(String key,
 Object value)

扩展属性

Parameters:

key - 键

value - 扩展值

Returns:

this

append

public TreeBuilder<E> append(Map<E,Tree<E>> map)

增加节点列表，增加的节点是不带子节点的

Parameters:

map - 节点列表

Returns:

this

append

public TreeBuilder<E> append(Iterable<Tree<E>> trees)

增加节点列表，增加的节点是不带子节点的

Parameters:

trees - 节点列表

Returns:

this

append

public <T> TreeBuilder<E> append(List<T> list,
 NodeParser<T,E> nodeParser)

增加节点列表，增加的节点是不带子节点的

Type Parameters:

T - Bean类型

Parameters:

list - Bean列表

nodeParser - 节点转换器，用于定义一个Bean如何转换为Tree节点

Returns:

this

append

public <T> TreeBuilder<E> append(List<T> list,
 E rootId,
 NodeParser<T,E> nodeParser)

增加节点列表，增加的节点是不带子节点的

Type Parameters:

T - Bean类型

Parameters:

list - Bean列表

nodeParser - 节点转换器，用于定义一个Bean如何转换为Tree节点

Returns:

this

reset

public TreeBuilder<E> reset()

重置Builder，实现复用

Returns:

this

build

public Tree<E> build()

Description copied from interface: Builder

包装唯一键（System.identityHashCode()）使对象只有和自己 equals 此对象用于消除小概率下System.identityHashCode()产生的ID重复问题

Specified by:

build in interface Builder<E>

Returns:

被构建的对象

buildList

public List<Tree<E>> buildList()

构建树列表，没有顶层节点，例如：

 -用户管理 - 用户管理 + 用户添加 - 部门管理 - 部门管理 + 部门添加
 

Returns:

树列表