(db) Add a new configuration object 'domain ranking set' for storing ranking parameters
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package nu.marginalia.db;
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import com.google.inject.Inject;
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import com.zaxxer.hikari.HikariDataSource;
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import lombok.With;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.nio.file.Path;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Optional;
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public class DomainRankingSetsService {
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private static final Logger logger = LoggerFactory.getLogger(DomainRankingSetsService.class);
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private final HikariDataSource dataSource;
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@Inject
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public DomainRankingSetsService(HikariDataSource dataSource) {
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this.dataSource = dataSource;
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}
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public Optional<DomainRankingSet> get(String name) throws SQLException {
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try (var conn = dataSource.getConnection();
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var stmt = conn.prepareStatement("""
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SELECT NAME, DESCRIPTION, ALGORITHM, DEPTH, DEFINITION
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FROM CONF_DOMAIN_RANKING_SET
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WHERE NAME = ?
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""")) {
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stmt.setString(1, name);
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var rs = stmt.executeQuery();
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if (!rs.next()) {
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return Optional.empty();
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}
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return Optional.of(new DomainRankingSet(
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rs.getString("NAME"),
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rs.getString("DESCRIPTION"),
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DomainSetAlgorithm.valueOf(rs.getString("ALGORITHM")),
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rs.getInt("DEPTH"),
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rs.getString("DEFINITION")
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));
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}
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catch (SQLException ex) {
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logger.error("Failed to get domain set", ex);
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return Optional.empty();
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}
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}
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public void upsert(DomainRankingSet domainRankingSet) {
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try (var conn = dataSource.getConnection();
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var stmt = conn.prepareStatement("""
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REPLACE INTO CONF_DOMAIN_RANKING_SET(NAME, DESCRIPTION, ALGORITHM, DEPTH, DEFINITION)
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VALUES (?, ?, ?, ?, ?)
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"""))
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{
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stmt.setString(1, domainRankingSet.name());
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stmt.setString(2, domainRankingSet.description());
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stmt.setString(3, domainRankingSet.algorithm().name());
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stmt.setInt(4, domainRankingSet.depth());
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stmt.setString(5, domainRankingSet.definition());
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stmt.executeUpdate();
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}
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catch (SQLException ex) {
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logger.error("Failed to update domain set", ex);
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}
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}
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public void delete(DomainRankingSet domainRankingSet) {
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try (var conn = dataSource.getConnection();
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var stmt = conn.prepareStatement("""
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DELETE FROM CONF_DOMAIN_RANKING_SET
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WHERE NAME = ?
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"""))
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{
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stmt.setString(1, domainRankingSet.name());
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stmt.executeUpdate();
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}
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catch (SQLException ex) {
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logger.error("Failed to delete domain set", ex);
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}
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}
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public List<DomainRankingSet> getAll() {
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try (var conn = dataSource.getConnection();
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var stmt = conn.prepareStatement("""
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SELECT NAME, DESCRIPTION, ALGORITHM, DEPTH, DEFINITION
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FROM CONF_DOMAIN_RANKING_SET
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""")) {
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var rs = stmt.executeQuery();
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List<DomainRankingSet> ret = new ArrayList<>();
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while (rs.next()) {
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ret.add(
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new DomainRankingSet(
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rs.getString("NAME"),
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rs.getString("DESCRIPTION"),
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DomainSetAlgorithm.valueOf(rs.getString("ALGORITHM")),
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rs.getInt("DEPTH"),
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rs.getString("DEFINITION"))
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);
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}
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return ret;
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}
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catch (SQLException ex) {
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logger.error("Failed to get domain set", ex);
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return List.of();
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}
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}
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public enum DomainSetAlgorithm {
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/** Use link graph, do a pagerank */
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LINKS_PAGERANK,
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/** Use link graph, do a cheirank */
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LINKS_CHEIRANK,
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/** Use adjacency graph, do a pagerank */
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ADJACENCY_PAGERANK,
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/** Use adjacency graph, do a cheirank */
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ADJACENCY_CHEIRANK,
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/** For reserved names. Use special algorithm, function of name */
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SPECIAL
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};
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/** Defines a domain ranking set, parameters for the ranking algorithms.
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*
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* @param name Key and name of the set
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* @param description Human-readable description
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* @param algorithm Algorithm to use
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* @param depth Depth of the algorithm
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* @param definition Definition of the set, typically a list of domains or globs for domain-names
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* */
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@With
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public record DomainRankingSet(String name,
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String description,
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DomainSetAlgorithm algorithm,
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int depth,
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String definition)
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{
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public Path fileName(Path base) {
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return base.resolve(name().toLowerCase() + ".dat");
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}
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public String[] domains() {
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return Arrays.stream(definition().split("\n+"))
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.map(String::trim)
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.filter(s -> !s.isBlank())
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.filter(s -> !s.startsWith("#"))
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.toArray(String[]::new);
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}
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}
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}
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@ -0,0 +1,12 @@
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CREATE TABLE IF NOT EXISTS CONF_DOMAIN_RANKING_SET (
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NAME VARCHAR(255) PRIMARY KEY COLLATE utf8mb4_unicode_ci,
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DESCRIPTION VARCHAR(255) NOT NULL,
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ALGORITHM VARCHAR(255) NOT NULL,
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DEPTH INT NOT NULL,
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DEFINITION LONGTEXT NOT NULL
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) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin;
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INSERT IGNORE INTO CONF_DOMAIN_RANKING_SET(NAME, DESCRIPTION, ALGORITHM, DEPTH, DEFINITION) VALUES ('NONE', 'Reserved: No Ranking Algorithm', 'SPECIAL', 50000, '');
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INSERT IGNORE INTO CONF_DOMAIN_RANKING_SET(NAME, DESCRIPTION, ALGORITHM, DEPTH, DEFINITION) VALUES ('BLOGS', 'Reserved: Blogs Set', 'SPECIAL', 50000, '');
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INSERT IGNORE INTO CONF_DOMAIN_RANKING_SET(NAME, DESCRIPTION, ALGORITHM, DEPTH, DEFINITION) VALUES ('RANK', 'Reserved: Main Domain Ranking', 'SPECIAL', 50000, '');
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@ -0,0 +1,84 @@
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package nu.marginalia.db;
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import com.zaxxer.hikari.HikariConfig;
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import com.zaxxer.hikari.HikariDataSource;
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import nu.marginalia.test.TestMigrationLoader;
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import org.junit.jupiter.api.*;
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import org.testcontainers.containers.MariaDBContainer;
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import org.testcontainers.junit.jupiter.Container;
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import org.testcontainers.junit.jupiter.Testcontainers;
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import static org.junit.jupiter.api.Assertions.*;
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@Testcontainers
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@Tag("slow")
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class DomainRankingSetsServiceTest {
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@Container
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static MariaDBContainer<?> mariaDBContainer = new MariaDBContainer<>("mariadb")
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.withDatabaseName("WMSA_prod")
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.withUsername("wmsa")
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.withPassword("wmsa")
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.withNetworkAliases("mariadb");
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static HikariDataSource dataSource;
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@BeforeAll
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public static void setup() {
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HikariConfig config = new HikariConfig();
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config.setJdbcUrl(mariaDBContainer.getJdbcUrl());
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config.setUsername("wmsa");
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config.setPassword("wmsa");
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dataSource = new HikariDataSource(config);
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TestMigrationLoader.flywayMigration(dataSource);
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}
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@AfterAll
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static void tearDownAll() {
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dataSource.close();
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mariaDBContainer.close();
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}
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@Test
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public void testScenarios() throws Exception {
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var service = new DomainRankingSetsService(dataSource);
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// Clean up default values
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service.get("BLOGS").ifPresent(service::delete);
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service.get("NONE").ifPresent(service::delete);
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var newValue = new DomainRankingSetsService.DomainRankingSet(
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"test",
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"Test domain set",
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DomainRankingSetsService.DomainSetAlgorithm.ADJACENCY_CHEIRANK,
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10,
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"test\\.nu"
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);
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var newValue2 = new DomainRankingSetsService.DomainRankingSet(
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"test2",
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"Test domain set 2",
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DomainRankingSetsService.DomainSetAlgorithm.LINKS_PAGERANK,
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20,
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"test\\.nu 2"
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);
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service.upsert(newValue);
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service.upsert(newValue2);
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assertEquals(newValue, service.get("test").orElseThrow());
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var allValues = service.getAll();
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assertEquals(2, allValues.size());
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assertTrue(allValues.contains(newValue));
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assertTrue(allValues.contains(newValue2));
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service.delete(newValue);
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assertFalse(service.get("test").isPresent());
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service.delete(newValue2);
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assertFalse(service.get("test2").isPresent());
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allValues = service.getAll();
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assertEquals(0, allValues.size());
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}
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}
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