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:trollface: 移除EasyStream中对于树的函数

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VampireAchao
2022-11-26 22:05:10 +08:00
parent 3aac1e9af6
commit e96eff5cff
3 changed files with 0 additions and 320 deletions
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125
hutool-core/src/test/java/cn/hutool/core/stream/EasyStreamTest.java
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@@ -2,19 +2,14 @@ package cn.hutool.core.stream;
import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.map.MapUtil;
import cn.hutool.core.util.BooleanUtil;
import lombok.Data;
import lombok.experimental.Tolerate;
import org.junit.Assert;
import org.junit.Test;
import java.util.*;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Consumer;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static java.util.Arrays.asList;
import static java.util.Collections.singletonList;
/**
@@ -436,124 +431,4 @@ public class EasyStreamTest {
Assert.assertTrue(EasyStream.of(1).isNotEmpty());
}
@Test
public void testToTree() {
Consumer<Object> test = o -> {
final List<Student> studentTree = EasyStream
.of(
Student.builder().id(1L).name("dromara").build(),
Student.builder().id(2L).name("baomidou").build(),
Student.builder().id(3L).name("hutool").parentId(1L).build(),
Student.builder().id(4L).name("sa-token").parentId(1L).build(),
Student.builder().id(5L).name("mybatis-plus").parentId(2L).build(),
Student.builder().id(6L).name("looly").parentId(3L).build(),
Student.builder().id(7L).name("click33").parentId(4L).build(),
Student.builder().id(8L).name("jobob").parentId(5L).build()
)
// just 3 lambda,top parentId is null
.toTree(Student::getId, Student::getParentId, Student::setChildren);
Assert.assertEquals(asList(
Student.builder().id(1L).name("dromara")
.children(asList(Student.builder().id(3L).name("hutool").parentId(1L)
.children(singletonList(Student.builder().id(6L).name("looly").parentId(3L).build()))
.build(),
Student.builder().id(4L).name("sa-token").parentId(1L)
.children(singletonList(Student.builder().id(7L).name("click33").parentId(4L).build()))
.build()))
.build(),
Student.builder().id(2L).name("baomidou")
.children(singletonList(
Student.builder().id(5L).name("mybatis-plus").parentId(2L)
.children(singletonList(
Student.builder().id(8L).name("jobob").parentId(5L).build()
))
.build()))
.build()
), studentTree);
};
test = test.andThen(o -> {
final List<Student> studentTree = EasyStream
.of(
Student.builder().id(1L).name("dromara").matchParent(true).build(),
Student.builder().id(2L).name("baomidou").matchParent(true).build(),
Student.builder().id(3L).name("hutool").parentId(1L).build(),
Student.builder().id(4L).name("sa-token").parentId(1L).build(),
Student.builder().id(5L).name("mybatis-plus").parentId(2L).build(),
Student.builder().id(6L).name("looly").parentId(3L).build(),
Student.builder().id(7L).name("click33").parentId(4L).build(),
Student.builder().id(8L).name("jobob").parentId(5L).build()
)
// just 4 lambda ,top by condition
.toTree(Student::getId, Student::getParentId, Student::setChildren, s -> BooleanUtil.isTrue(s.getMatchParent()));
Assert.assertEquals(asList(
Student.builder().id(1L).name("dromara").matchParent(true)
.children(asList(Student.builder().id(3L).name("hutool").parentId(1L)
.children(singletonList(Student.builder().id(6L).name("looly").parentId(3L).build()))
.build(),
Student.builder().id(4L).name("sa-token").parentId(1L)
.children(singletonList(Student.builder().id(7L).name("click33").parentId(4L).build()))
.build()))
.build(),
Student.builder().id(2L).name("baomidou").matchParent(true)
.children(singletonList(
Student.builder().id(5L).name("mybatis-plus").parentId(2L)
.children(singletonList(
Student.builder().id(8L).name("jobob").parentId(5L).build()
))
.build()))
.build()
), studentTree);
});
test.accept(new Object());
}
@Test
public void testFlatTree() {
final List<Student> studentTree = asList(
Student.builder().id(1L).name("dromara")
.children(asList(Student.builder().id(3L).name("hutool").parentId(1L)
.children(singletonList(Student.builder().id(6L).name("looly").parentId(3L).build()))
.build(),
Student.builder().id(4L).name("sa-token").parentId(1L)
.children(singletonList(Student.builder().id(7L).name("click33").parentId(4L).build()))
.build()))
.build(),
Student.builder().id(2L).name("baomidou")
.children(singletonList(
Student.builder().id(5L).name("mybatis-plus").parentId(2L)
.children(singletonList(
Student.builder().id(8L).name("jobob").parentId(5L).build()
))
.build()))
.build()
);
Assert.assertEquals(asList(
Student.builder().id(1L).name("dromara").build(),
Student.builder().id(2L).name("baomidou").build(),
Student.builder().id(3L).name("hutool").parentId(1L).build(),
Student.builder().id(4L).name("sa-token").parentId(1L).build(),
Student.builder().id(5L).name("mybatis-plus").parentId(2L).build(),
Student.builder().id(6L).name("looly").parentId(3L).build(),
Student.builder().id(7L).name("click33").parentId(4L).build(),
Student.builder().id(8L).name("jobob").parentId(5L).build()
), EasyStream.of(studentTree).flatTree(Student::getChildren, Student::setChildren).sorted(Comparator.comparingLong(Student::getId)).toList());
}
@Data
@lombok.Builder
public static class Student {
private String name;
private Integer age;
private Long id;
private Long parentId;
private List<Student> children;
private Boolean matchParent;
@Tolerate
public Student() {
// this is an accessible parameterless constructor.
}
}
}