java代码获取nexus获取指定组件全部版本信息
时间: 2023-12-02 17:04:48 浏览: 29
您可以使用 Maven 的 Java API 来获取 Nexus 上指定组件的全部版本信息。以下是一个示例代码:
```java
import org.apache.maven.artifact.repository.metadata.DefaultMetadataResolver;
import org.apache.maven.artifact.repository.metadata.Metadata;
import org.apache.maven.artifact.repository.metadata.MetadataResolutionRequest;
import org.apache.maven.artifact.repository.metadata.MetadataResolutionResult;
import java.util.List;
public class NexusMetadataResolver {
private final String nexusUrl;
private final String repositoryId;
public NexusMetadataResolver(String nexusUrl, String repositoryId) {
this.nexusUrl = nexusUrl;
this.repositoryId = repositoryId;
}
public List<String> getComponentVersions(String groupId, String artifactId) throws Exception {
DefaultMetadataResolver resolver = new DefaultMetadataResolver();
MetadataResolutionRequest request = new MetadataResolutionRequest();
request.setRemoteRepository(nexusUrl, repositoryId, true);
request.setMetadata(new Metadata(groupId, artifactId, "maven-metadata.xml", Metadata.Nature.RELEASE_OR_SNAPSHOT));
MetadataResolutionResult result = resolver.resolve(request);
Metadata metadata = result.getMetadata();
return metadata.getVersioning().getVersions();
}
}
```
使用时,您需要传入 Nexus 服务器的地址和仓库 ID,以及要获取版本信息的组件的 `groupId` 和 `artifactId`。例如:
```java
NexusMetadataResolver resolver = new NexusMetadataResolver("https://<nexus-url>/repository/maven-public/", "nexus");
List<String> versions = resolver.getComponentVersions("com.example", "example-component");
for (String version : versions) {
System.out.println(version);
}
```
其中,`<nexus-url>` 是 Nexus 服务器的地址,"nexus" 是仓库 ID,"com.example" 和 "example-component" 分别是组件的 `groupId` 和 `artifactId`。这段代码会输出指定组件的所有版本信息。