import org.codehaus.plexus.logging.Logger;

/**
 * Adapt an SLF4J logger to a Plexus logger, ignoring Plexus logger API parts that are not classical and
 * probably not really used.
 *
 * @since 3.1.0
 */
public class Slf4jLogger implements Logger {

    private org.slf4j.Logger logger;
    private String projectId;

    public Slf4jLogger(org.slf4j.Logger logger) {
        this.logger = logger;

import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout;
import org.apache.maven.artifact.repository.layout.ArtifactRepositoryLayout2;

/**
 */
@Named
@Singleton
@Deprecated
public class DefaultArtifactRepositoryFactory implements ArtifactRepositoryFactory {
    // TODO use settings?
    private String globalUpdatePolicy;

    private String globalChecksumPolicy;

    @Inject

/**
 * Manages multiple ArtifactTransformation instances and applies them in succession.
 */
@Deprecated
public interface ArtifactTransformationManager {
    String ROLE = ArtifactTransformationManager.class.getName();

    /**
     * Take in an artifact and return the transformed artifact for locating in the remote repository. If no
     * transformation has occurred the original artifact is returned.
     *

/**
 * A stub implementation that assumes an empty lifecycle to bypass interaction with the plugin manager and to avoid
 * plugin artifact resolution from repositories.
 *
 */
@Deprecated
public class EmptyLifecycleExecutor implements LifecycleExecutor {

    public MavenExecutionPlan calculateExecutionPlan(MavenSession session, String... tasks) {
        return new MavenExecutionPlan(null, new DefaultLifecycles());
    }

package org.apache.maven.artifact.repository.metadata.io;

import java.io.IOException;

/**
 * Signals a failure to parse the metadata due to invalid syntax (e.g. non well formed XML or unknown elements).
 *
 */
public class MetadataParseException extends IOException {

    /**
     * The one-based index of the line containing the error.
     */
    private final int lineNumber;

    /**

	AmzFwdHeaderSSECMD5               = "x-amz-fwd-header-x-amz-server-side-encryption-customer-key-MD5"
	AmzFwdHeaderStorageClass          = "x-amz-fwd-header-x-amz-storage-class"
	AmzFwdHeaderTaggingCount          = "x-amz-fwd-header-x-amz-tagging-count"
	AmzFwdHeaderVersionID             = "x-amz-fwd-header-x-amz-version-id"

import java.text.SimpleDateFormat
import java.util.Date
import java.util.Properties
import java.util.TimeZone


@DisableCachingByDefault(because = "Not worth caching")
abstract class BuildReceipt : DefaultTask() {
    companion object {
        private
        val timestampFormat = newSimpleDateFormatUTC("yyyyMMddHHmmssZ")

        private

import static gradlebuild.binarycompatibility.upgrades.UpgradedProperty.BinaryCompatibility.ACCESSORS_REMOVED;

public class UpgradePropertiesRuleSetup implements SetupRule {

    private static final String CURRENT_UPGRADED_PROPERTIES_KEY = "currentUpgradedProperties";

 *       (such as by passing an invalid argument), use the utilities of the {@link Preconditions}
 *       class instead.
 *   <li>If checking an <i>impossible</i> condition (which <i>cannot</i> happen unless your own
 *       class or its <i>trusted</i> dependencies is badly broken), this is what ordinary Java
 *       assertions are for. Note that assertions are not enabled by default; they are essentially

そして、DockerにはDockerイメージ（コンテナ）を共有する<a href="https://hub.docker.com/" class="external-link" target="_blank">Docker Hub</a>というものがあります。

Docker Hubは 多くのツールや環境、データベース、アプリケーションに対応している予め作成された**公式のコンテナ・イメージ**をパブリックに提供しています。

例えば、公式イメージの1つに<a href="https://hub.docker.com/_/python" class="external-link" target="_blank">Python Image</a>があります。

その他にも、データベースなどさまざまなイメージがあります：

* <a href="https://hub.docker.com/_/postgres" class="external-link" target="_blank">PostgreSQL</a>