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迭代时在Java8中修改流内的对象

在Java8流中,我可以修改/更新其中的对象吗?例如.List<User> users:

users.stream().forEach(u -> u.setProperty("value"))
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java java-8 java-stream

68
推荐指数
2
解决办法
9万
查看次数

为什么我无法读取 org.springframework:spring-core:jar:5.2.0.BUILD-SNAPSHOT 的工件描述符,即使它存在?

我收到错误

说明 资源路径 位置类型 无法读取 org.springframework:spring-core:jar:5.2.0.BUILD-SNAPSHOT org.eclipse.aether.resolution.ArtifactDescriptorException 的工件描述符:无法读取 org.springframework:spring-core:jar:5.2.0.BUILD-SNAPSHOT 的工件描述符

甚至认为这个 https://repo.spring.io/libs-snapshot/org/springframework/spring-core/5.2.0.BUILD-SNAPSHOT/存在

这是我的 POM

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

<groupId>com.pluralsight</groupId>
<artifactId>HelloWorld</artifactId>
<version>1.0-SNAPSHOT</version>
<modelVersion>4.0.0</modelVersion>
<packaging>jar</packaging>

<build>
    <plugins>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>3.8.0</version>
            <configuration>
                <release>15</release>
            </configuration>
        </plugin>
    </plugins>
</build>

<dependencies>
    <dependency>
        <groupId>org.apache.commons</groupId>
        <artifactId>commons-lang3</artifactId>
        <version>3.8.1</version>
    </dependency>
    
    <dependency>
        <groupId>org.junit.jupiter</groupId>
        <artifactId>junit-jupiter-engine</artifactId>
        <version>5.0.2</version>
        <scope>test</scope>
    </dependency>

    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-core</artifactId>
        <version>5.4.1.Final</version>
    </dependency>

    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-core</artifactId>
        <version>5.2.0.BUILD-SNAPSHOT</version>
    </dependency>
            
</dependencies>

<repositories>
    <repository>
        <id>spring-snapshot</id>
        <url>http://repo.spring.io/libs-snapshot/</url>
        <snapshots><enabled>true</enabled></snapshots>
        <releases><enabled>false</enabled> </releases>
    </repository>
</repositories>
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java spring maven

1
推荐指数
1
解决办法
3794
查看次数

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