Package enterprises.iwakura.amber.impl

Class MavenDependencyDownloader

java.lang.Object

enterprises.iwakura.amber.impl.MavenDependencyDownloader

All Implemented Interfaces:

DependencyDownloader

public class MavenDependencyDownloader
extends Object
implements DependencyDownloader

Implementation of DependencyDownloader that downloads dependencies from any Maven repositories. Supports version overrides via maven-metadata.xml.

Field Summary

Fields inherited from interface enterprises.iwakura.amber.DependencyDownloader

USER_AGENT

Constructor Summary

Constructors

Constructor	Description
MavenDependencyDownloader()

Method Summary

Modifier and Type	Method	Description
protected HttpURLConnection	createConnection(String url)	Prepares an HTTP GET connection with the default User-Agent.
StringDownloadResult	downloadChecksum(Dependency dependency, Repository repository, ChecksumType checksumType)	Downloads the checksum for the specified dependency from the given repository.
DownloadResult	downloadJar(Dependency dependency, Repository repository, Path filePath)	Downloads the jar file for the specified dependency from the given repository and saves it to the specified file path.
protected StringDownloadResult	downloadVersionOverrideFromMavenMetadata(Dependency dependency, Repository repository)	Tries to download and parse maven-metadata.xml to find a version override for the given dependency.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MavenDependencyDownloader

public MavenDependencyDownloader()

Method Details

downloadJar

public DownloadResult downloadJar(Dependency dependency,
 Repository repository,
 Path filePath)
                           throws IOException

Description copied from interface: DependencyDownloader

Downloads the jar file for the specified dependency from the given repository and saves it to the specified file path.

Specified by:

downloadJar in interface DependencyDownloader

Parameters:

dependency - the dependency to download

repository - the repository to download from

filePath - the path to save the downloaded jar file

Returns:

a DownloadResult indicating the success or failure of the download

Throws:

IOException - if an I/O error occurs during the download

downloadChecksum

public StringDownloadResult downloadChecksum(Dependency dependency,
 Repository repository,
 ChecksumType checksumType)
                                      throws IOException

Description copied from interface: DependencyDownloader

Downloads the checksum for the specified dependency from the given repository.

Specified by:

downloadChecksum in interface DependencyDownloader

Parameters:

dependency - the dependency to download the checksum for

repository - the repository to download from

checksumType - the type of checksum to download (e.g., MD5, SHA-1, SHA-256)

Returns:

a StringDownloadResult containing the checksum string if successful, or an error message if failed

Throws:

IOException - if an I/O error occurs during the download

downloadVersionOverrideFromMavenMetadata

protected StringDownloadResult downloadVersionOverrideFromMavenMetadata(Dependency dependency,
 Repository repository)

Tries to download and parse maven-metadata.xml to find a version override for the given dependency.

Parameters:

dependency - the dependency to check for version override

repository - the repository to download from

Returns:

a StringDownloadResult containing the version override if found, null if not found, or an error message if failed

createConnection

protected HttpURLConnection createConnection(String url)
                                      throws IOException

Prepares an HTTP GET connection with the default User-Agent.

Parameters:

url - the URL to connect to

Returns:

the prepared HttpURLConnection

Throws:

IOException - if an I/O error occurs