code: /*
   * Copyright (c) 2022 Airbyte, Inc., all rights reserved.
   */
  
  package io.airbyte.integrations.source.oracle;
  
  import com.fasterxml.jackson.databind.JsonNode;
  import com.google.common.collect.ImmutableMap;
  import io.airbyte.commons.json.Jsons;
  import io.airbyte.db.factory.DatabaseDriver;
  import io.airbyte.db.jdbc.JdbcUtils;
  import io.airbyte.db.jdbc.streaming.AdaptiveStreamingQueryConfig;
  import io.airbyte.integrations.base.IntegrationRunner;
  import io.airbyte.integrations.base.Source;
  import io.airbyte.integrations.source.jdbc.AbstractJdbcSource;
  import io.airbyte.integrations.source.jdbc.test.JdbcStressTest;
  import java.sql.JDBCType;
  import java.util.Optional;
  import java.util.Set;
  import org.junit.jupiter.api.AfterAll;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Disabled;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.testcontainers.containers.OracleContainer;
  
  /**
   * Runs the stress tests in the source-jdbc test module. We want this module to run these tests
   * itself as a sanity check. The trade off here is that this class is duplicated from the one used
   * in source-postgres.
   */
  @Disabled
  class OracleStressTest extends JdbcStressTest {
  
    private static OracleContainer ORACLE_DB;
  
    private JsonNode config;
  
    @BeforeAll
    static void init() {
      TABLE_NAME = "ID_AND_NAME";
      COL_ID = "ID";
      COL_NAME = "NAME";
      COL_ID_TYPE = "NUMBER(38,0)";
      INSERT_STATEMENT = "INTO id_and_name (id, name) VALUES (%s,'picard-%s')";
  
      ORACLE_DB = new OracleContainer("epiclabs/docker-oracle-xe-11g")
          .withEnv("RELAX_SECURITY", "1");
      ORACLE_DB.start();
    }
  
    @BeforeEach
    public void setup() throws Exception {
      config = Jsons.jsonNode(ImmutableMap.builder()
          .put(JdbcUtils.HOST_KEY, ORACLE_DB.getHost())
          .put(JdbcUtils.PORT_KEY, ORACLE_DB.getFirstMappedPort())
          .put("sid", ORACLE_DB.getSid())
          .put(JdbcUtils.USERNAME_KEY, ORACLE_DB.getUsername())
          .put(JdbcUtils.PASSWORD_KEY, ORACLE_DB.getPassword())
          .build());
      super.setup();
    }
  
    @Override
    public Optional<String> getDefaultSchemaName() {
      return Optional.of("SYSTEM");
    }
  
    @Override
    public AbstractJdbcSource<JDBCType> getSource() {
      return new OracleTestSource();
    }
  
    @Override
    public JsonNode getConfig() {
      return config;
    }
  
    @Override
    public String getDriverClass() {
      return OracleTestSource.DRIVER_CLASS;
    }
  
    @AfterAll
    static void cleanUp() {
      ORACLE_DB.close();
    }
  
    private static class OracleTestSource extends AbstractJdbcSource<JDBCType> implements Source {
  
      private static final Logger LOGGER = LoggerFactory.getLogger(OracleTestSource.class);
  
      static final String DRIVER_CLASS = DatabaseDriver.ORACLE.getDriverClassName();
  
      public OracleTestSource() {
        super(DRIVER_CLASS, AdaptiveStreamingQueryConfig::new, JdbcUtils.getDefaultSourceOperations());
      }
  
      @Override
      public JsonNode toDatabaseConfig(final JsonNode config) {
        final ImmutableMap.Builder<Object, Object> configBuilder = ImmutableMap.builder()
            .put(JdbcUtils.USERNAME_KEY, config.get(JdbcUtils.USERNAME_KEY).asText())
            .put(JdbcUtils.JDBC_URL_KEY, String.format("jdbc:oracle:thin:@//%s:%s/xe",
                config.get(JdbcUtils.HOST_KEY).asText(),
                config.get(JdbcUtils.PORT_KEY).asText(),
                config.get("sid").asText()));
  
        if (config.has(JdbcUtils.PASSWORD_KEY)) {
          configBuilder.put(JdbcUtils.PASSWORD_KEY, config.get(JdbcUtils.PASSWORD_KEY).asText());
        }
  
        return Jsons.jsonNode(configBuilder.build());
      }
  
      @Override
      public Set<String> getExcludedInternalNameSpaces() {
        // need to add SYSTEM too but for that need create another user when creating the container.
        return Set.of("APEX_040000", "CTXSYS", "FLOWS_FILES", "HR", "MDSYS", "OUTLN", "SYS", "XDB");
      }
  
      public static void main(final String[] args) throws Exception {
        final Source source = new OracleTestSource();
        LOGGER.info("starting source: {}", OracleTestSource.class);
        new IntegrationRunner(source).run(args);
        LOGGER.info("completed source: {}", OracleTestSource.class);
      }
  
    }
  
  }
  