在 Spring Cloud 数据流中获取 DataFlowClientException

Question

当我尝试在 shell 中给出以下命令时，我收到以下错误。 你能告诉我为什么我会收到这个错误吗？我正在尝试执行以下链接程序

本地 Maven 存储库：C:\maven

https://www.javainuse.com/spring/cloud-data-flow

Error :

    dataflow:>app register --name source-app --type source --uri maven://com.spring.cloud:soruce:jar:0.0.1-SNAPSHOT
    dataflow:>app register --name processor-app --type processor --uri maven://com.spring.cloud:processor:jar:0.0.1-SNAPSHOT
    dataflow:>app register --name sink-app --type sink --uri maven://com.spring.cloud:sink:jar:0.0.1-SNAPSHOT
    stream create --name log-data --definition 'source-app | processor-app | sink-app'

 dataflow:>stream deploy --name log-data
        Command failed org.springframework.cloud.dataflow.rest.client.DataFlowClientException: Failed to resolve MavenResource: com.javainuse:sink:jar:0.0.1-SNAPSHOT. Configured remote repository: : [springRepo]

springcloud数据流本地服务器：

java.lang.IllegalStateException: Failed to resolve MavenResource: com.javainuse:processor:jar:0.0.1-SNAPSHOT. Configured remote repository: : [springRepo]
Caused by: org.eclipse.aether.transfer.ArtifactNotFoundException: Could not find artifact com.javainuse:processor:jar:0.0.1-SNAPSHOT in springRepo (https://repo.spring.io/libs-snapshot)

pom.xml

<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">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.spring.clouddata</groupId>
  <artifactId>sourceapp</artifactId>
  <version>0.0.1-SNAPSHOT</version>
  <packaging>jar</packaging>

  <name>sourceapp</name>
  <url>http://maven.apache.org</url>


    <parent>
        <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-parent</artifactId>
  <version>1.5.9.RELEASE</version>
 </parent>


    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <java.version>1.8</java.version>
        <spring-cloud.version>Brixton.SR7</spring-cloud.version>
    </properties>


    <dependencies>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-stream-rabbit</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>       

    </dependencies>
<dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-dependencies</artifactId>
                <version>${spring-cloud.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>
    </dependencyManagement>



    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>      

    </build>
</project>

Answer 1

您需要确保您通过app register 注册的应用程序确实在相应的maven 存储库中。看起来你没有推动它们。如果您的应用程序位于自定义 maven 存储库中，那么 configure maven 存储库。

另外，SCDF 服务器投诉的应用程序与您在上面注册的应用程序不同。