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增加LambdaTreeNodeConfig类

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Looly
2024-08-01 17:26:30 +08:00
parent 62529d0ba7
commit 146fb20881
2 changed files with 95 additions and 68 deletions
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110
hutool-core/src/main/java/org/dromara/hutool/core/tree/LambdaTreeNodeConfig.java
View File

@@ -1,3 +1,15 @@
/*
* Copyright (c) 2024. looly(loolly@aliyun.com)
* Hutool is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* https://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
package org.dromara.hutool.core.tree;
import org.dromara.hutool.core.func.LambdaUtil;
@@ -11,61 +23,111 @@ import java.util.Objects;
* 避免对字段名称硬编码
*
* @author Earlman
* @param <T> 方法对象类型
* @param <R> 返回值类型
*/
public class LambdaTreeNodeConfig<R, T> extends TreeNodeConfig {
private SerFunction<R, T> idKeyFun;
public class LambdaTreeNodeConfig<T, R> extends TreeNodeConfig {
private static final long serialVersionUID = 1L;
private SerFunction<R, T> parentIdKeyFun;
private SerFunction<T, R> idKeyFun;
private SerFunction<T, R> parentIdKeyFun;
private SerFunction<T, Comparable<?>> weightKeyFun;
private SerFunction<T, CharSequence> nameKeyFun;
private SerFunction<T, List<T>> childrenKeyFun;
private SerFunction<R, Comparable<?>> weightKeyFun;
private SerFunction<R, CharSequence> nameKeyFun;
private SerFunction<R, List<R>> childrenKeyFun;
public SerFunction<R, T> getIdKeyFun() {
/**
* 获取ID方法
* @return ID方法
*/
public SerFunction<T, R> getIdKeyFun() {
return idKeyFun;
}
public void setIdKeyFun(SerFunction<R, T> idKeyFun) {
/**
* 设置ID方法
* @param idKeyFun ID方法
* @return this
*/
public LambdaTreeNodeConfig<T, R> setIdKeyFun(final SerFunction<T, R> idKeyFun) {
this.idKeyFun = idKeyFun;
return this;
}
public SerFunction<R, T> getParentIdKeyFun() {
/**
* 获取父ID方法
* @return 父ID方法
*/
public SerFunction<T, R> getParentIdKeyFun() {
return parentIdKeyFun;
}
public void setParentIdKeyFun(SerFunction<R, T> parentIdKeyFun) {
/**
* 设置父ID方法
* @param parentIdKeyFun 父ID方法
* @return this
*/
public LambdaTreeNodeConfig<T, R> setParentIdKeyFun(final SerFunction<T, R> parentIdKeyFun) {
this.parentIdKeyFun = parentIdKeyFun;
return this;
}
public SerFunction<R, Comparable<?>> getWeightKeyFun() {
/**
* 设置权重方法
* @return 权重方法
*/
public SerFunction<T, Comparable<?>> getWeightKeyFun() {
return weightKeyFun;
}
public void setWeightKeyFun(SerFunction<R, Comparable<?>> weightKeyFun) {
/**
* 设置权重方法
* @param weightKeyFun 权重方法
* @return this
*/
public LambdaTreeNodeConfig<T, R> setWeightKeyFun(final SerFunction<T, Comparable<?>> weightKeyFun) {
this.weightKeyFun = weightKeyFun;
return this;
}
public SerFunction<R, CharSequence> getNameKeyFun() {
/**
* 获取节点名称方法
* @return 节点名称方法
*/
public SerFunction<T, CharSequence> getNameKeyFun() {
return nameKeyFun;
}
public void setNameKeyFun(SerFunction<R, CharSequence> nameKeyFun) {
/**
* 设置节点名称方法
* @param nameKeyFun 节点名称方法
* @return this
*/
public LambdaTreeNodeConfig<T, R> setNameKeyFun(final SerFunction<T, CharSequence> nameKeyFun) {
this.nameKeyFun = nameKeyFun;
return this;
}
public SerFunction<R, List<R>> getChildrenKeyFun() {
/**
* 获取子节点名称方法
* @return 子节点名称方法
*/
public SerFunction<T, List<T>> getChildrenKeyFun() {
return childrenKeyFun;
}
public void setChildrenKeyFun(SerFunction<R, List<R>> childrenKeyFun) {
/**
* 设置子节点名称方法
* @param childrenKeyFun 子节点名称方法
* @return this
*/
public LambdaTreeNodeConfig<T, R> setChildrenKeyFun(final SerFunction<T, List<T>> childrenKeyFun) {
this.childrenKeyFun = childrenKeyFun;
return this;
}
@Override
public String getIdKey() {
SerFunction<?, ?> serFunction = getIdKeyFun();
final SerFunction<?, ?> serFunction = getIdKeyFun();
if (Objects.isNull(serFunction)) {
return super.getIdKey();
}
@@ -74,7 +136,7 @@ public class LambdaTreeNodeConfig<R, T> extends TreeNodeConfig {
@Override
public String getParentIdKey() {
SerFunction<?, ?> serFunction = getParentIdKeyFun();
final SerFunction<?, ?> serFunction = getParentIdKeyFun();
if (Objects.isNull(serFunction)) {
return super.getParentIdKey();
}
@@ -83,7 +145,7 @@ public class LambdaTreeNodeConfig<R, T> extends TreeNodeConfig {
@Override
public String getWeightKey() {
SerFunction<?, ?> serFunction = getWeightKeyFun();
final SerFunction<?, ?> serFunction = getWeightKeyFun();
if (Objects.isNull(serFunction)) {
return super.getWeightKey();
}
@@ -92,7 +154,7 @@ public class LambdaTreeNodeConfig<R, T> extends TreeNodeConfig {
@Override
public String getNameKey() {
SerFunction<?, ?> serFunction = getNameKeyFun();
final SerFunction<?, ?> serFunction = getNameKeyFun();
if (Objects.isNull(serFunction)) {
return super.getNameKey();
}
@@ -101,7 +163,7 @@ public class LambdaTreeNodeConfig<R, T> extends TreeNodeConfig {
@Override
public String getChildrenKey() {
SerFunction<?, ?> serFunction = getChildrenKeyFun();
final SerFunction<?, ?> serFunction = getChildrenKeyFun();
if (Objects.isNull(serFunction)) {
return super.getChildrenKey();
}

53
hutool-core/src/test/java/org/dromara/hutool/core/tree/TreeTest.java
View File

@@ -12,6 +12,7 @@
package org.dromara.hutool.core.tree;
import lombok.Data;
import org.dromara.hutool.core.collection.ListUtil;
import org.dromara.hutool.core.lang.Console;
import org.dromara.hutool.core.tree.parser.DefaultNodeParser;
@@ -145,10 +146,13 @@ public class TreeTest {
Assertions.assertEquals(7, ids2.size());
}
/**
* https://gitee.com/dromara/hutool/pulls/1248/
*/
@Test
public void lambdaConfigTest() {
// 配置自定义属性名 为null则取默认值
LambdaTreeNodeConfig<CustomTreeNode, String> treeNodeConfig = new LambdaTreeNodeConfig<>();
final LambdaTreeNodeConfig<CustomTreeNode, String> treeNodeConfig = new LambdaTreeNodeConfig<>();
treeNodeConfig.setChildrenKeyFun(CustomTreeNode::getChildrenNodes);
treeNodeConfig.setIdKeyFun(CustomTreeNode::getNodeId);
treeNodeConfig.setNameKeyFun(CustomTreeNode::getLabel);
@@ -157,9 +161,9 @@ public class TreeTest {
// 最大递归深度
treeNodeConfig.setDeep(3);
List<MapTree<String>> treeNodes = TreeUtil.build(nodeList, "0", treeNodeConfig, new DefaultNodeParser<>());
final List<MapTree<String>> treeNodes = TreeUtil.build(nodeList, "0", treeNodeConfig, new DefaultNodeParser<>());
Assertions.assertEquals(treeNodes.size(), 2);
MapTree<String> treeNode1 = treeNodes.get(1);
final MapTree<String> treeNode1 = treeNodes.get(1);
Assertions.assertNotNull(treeNode1);
Assertions.assertNotNull(treeNode1.getConfig());
Assertions.assertEquals(treeNode1.getChildren().size(), 1);
@@ -170,7 +174,8 @@ public class TreeTest {
*
* @author Earlman
*/
private class CustomTreeNode {
@Data
static class CustomTreeNode {
// 主键ID
private String nodeId;
// 节点名称
@@ -181,45 +186,5 @@ public class TreeTest {
private Integer sortNo;
// 子节点
private List<CustomTreeNode> childrenNodes;
public String getNodeId() {
return nodeId;
}
public void setNodeId(String nodeId) {
this.nodeId = nodeId;
}
public String getLabel() {
return label;
}
public void setLabel(String label) {
this.label = label;
}
public String getParentNodeId() {
return parentNodeId;
}
public void setParentNodeId(String parentNodeId) {
this.parentNodeId = parentNodeId;
}
public Integer getSortNo() {
return sortNo;
}
public void setSortNo(Integer sortNo) {
this.sortNo = sortNo;
}
public List<CustomTreeNode> getChildrenNodes() {
return childrenNodes;
}
public void setChildrenNodes(List<CustomTreeNode> childrenNodes) {
this.childrenNodes = childrenNodes;
}
}
}