<%#
 Copyright 2013-2018 the original author or authors from the JHipster project.

 This file is part of the JHipster project, see http://www.jhipster.tech/
 for more information.

 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 <%=packageName%>;

import io.github.jhipster.config.JHipsterConstants;

import com.datastax.driver.core.Cluster;
import com.datastax.driver.core.Session;
import org.apache.cassandra.exceptions.ConfigurationException;
import org.apache.thrift.transport.TTransportException;
import org.cassandraunit.CQLDataLoader;
import org.cassandraunit.dataset.cql.ClassPathCQLDataSet;
import org.cassandraunit.utils.EmbeddedCassandraServerHelper;
import org.junit.BeforeClass;
import org.springframework.test.context.ActiveProfiles;

import java.io.IOException;
import java.net.URISyntaxException;
import java.net.URL;
import java.nio.file.DirectoryStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import static org.cassandraunit.utils.EmbeddedCassandraServerHelper.getNativeTransportPort;

/**
 * Base class for starting/stopping Cassandra during tests.
 */
@ActiveProfiles(JHipsterConstants.SPRING_PROFILE_TEST)
public class AbstractCassandraTest {

    public static final String CASSANDRA_UNIT_KEYSPACE = "cassandra_unit_keyspace";
    private static final String CASSANDRA_UNIT_RANDOM_PORT_YAML = "cassandra-random-port.yml";
    private static final long CASSANDRA_TIMEOUT = 30000L;
    private static boolean started = false;

    @BeforeClass
    public static void startServer() throws InterruptedException, TTransportException, ConfigurationException, IOException, URISyntaxException  {
        if (! started) {
            EmbeddedCassandraServerHelper.startEmbeddedCassandra(CASSANDRA_UNIT_RANDOM_PORT_YAML, CASSANDRA_TIMEOUT);
            Cluster cluster = new Cluster.Builder().addContactPoints("127.0.0.1").withPort(getNativeTransportPort()).build();
            Session session = cluster.connect();
            String createQuery = "CREATE KEYSPACE " + CASSANDRA_UNIT_KEYSPACE + " WITH replication={'class' : 'SimpleStrategy', 'replication_factor':1}";
            session.execute(createQuery);
            String useKeyspaceQuery = "USE " + CASSANDRA_UNIT_KEYSPACE;
            session.execute(useKeyspaceQuery);
            CQLDataLoader dataLoader = new CQLDataLoader(session);
            applyScripts(dataLoader, "config/cql/changelog/", "*.cql");
            started = true;
        }
    }

    private static void applyScripts(CQLDataLoader dataLoader, String cqlDir, String pattern) throws IOException, URISyntaxException {
        URL dirUrl = ClassLoader.getSystemResource(cqlDir);
        if (dirUrl == null) { // protect for empty directory
            return;
        }

        List<String> scripts = new ArrayList<>();
        try (DirectoryStream<Path> stream = Files.newDirectoryStream(Paths.get(dirUrl.toURI()), pattern)) {
            for (Path entry : stream) {
                scripts.add(entry.getFileName().toString());
            }
        }
        Collections.sort(scripts);

        for (String fileName : scripts) {
            dataLoader.load(new ClassPathCQLDataSet(cqlDir + fileName, false, false, CASSANDRA_UNIT_KEYSPACE));
        }
    }
}

@@ -2129,30 +2129,8 @@
 rows
- InterruptedException,
  TTr

Remove useless exception