org.metaeffekt.artifact.resolver.model.ArtifactPartResolver Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of ae-artifact-resolver Show documentation
The newest version!
/*
 * Copyright 2021-2024 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.metaeffekt.artifact.resolver.model;

import lombok.Getter;
import org.apache.commons.lang3.StringUtils;
import org.metaeffekt.artifact.resolver.ResolverResult;
import org.metaeffekt.core.inventory.processor.model.Artifact;

import java.util.function.Function;
import java.util.function.Supplier;

public class ArtifactPartResolver {

    @Getter
    private final Artifact artifact;

    @Getter
    private final ArtifactPartType artifactPartType;

    private final Supplier artifactPartSupplier;

    private final Function enrichmentFunction;

    public ArtifactPartResolver(Artifact artifact,
                ArtifactPartType artifactPartType,
                Supplier artifactSupplier,
                Function enrichmentFunction) {

        this.artifact = artifact;
        this.artifactPartType = artifactPartType;
        this.artifactPartSupplier = artifactSupplier;
        this.enrichmentFunction = enrichmentFunction;
    }

    public ResolvedArtifactPart get() {
        ResolverResult resolverResult;
        try {
            resolverResult = artifactPartSupplier.get();

            // in case the supplier says null, we respect this. Nothing to resolve
            if (resolverResult == null) return null;
        } catch (Exception e) {
            // FIXME: revise this level of exception handling
            // in case of an unexpected error we take note; chekc whether the exception should be logged.
            resolverResult = new ResolverResult(null, "Cannot resolve.");
        }

        // create ResolvedArtifactPart based on resolver results and member variables
        final ResolvedArtifactPart resolvedArtifactPart =
                new ResolvedArtifactPart(resolverResult, artifact, artifactPartType);

        // apply resolver-specific enrichment
        resolvedArtifactPart.applyEnrichment(enrichmentFunction);

        final Artifact enrichedArtifact = resolvedArtifactPart.getEnrichedArtifact();

        // manage error supplied on supplier/resolver-level
        final String error = resolverResult.getErrorMessage();
        if (StringUtils.isNotBlank(error)) {
            String errorAttribute = artifactPartType.modulateAttributeInContext("Errors");
            enrichedArtifact.append(errorAttribute, error, ", ");
        }

        return resolvedArtifactPart;
    }

}