in maven-plugin-testing-harness/src/main/java/org/apache/maven/api/plugin/testing/stubs/ArtifactStub.java [153:166]
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (!(o instanceof ArtifactStub)) {
return false;
}
ArtifactStub that = (ArtifactStub) o;
return Objects.equals(groupId, that.groupId)
&& Objects.equals(artifactId, that.artifactId)
&& Objects.equals(classifier, that.classifier)
&& Objects.equals(version, that.version)
&& Objects.equals(extension, that.extension);
}