import org.elasticsearch.indices.IndexAlreadyExistsException;
import org.elasticsearch.indices.IndexMissingException;
import org.elasticsearch.indices.IndexTemplateMissingException;
import org.junit.*;
import java.io.IOException;
<BUG>import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;</BUG>
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertNoFailures;

import org.elasticsearch.indices.IndexAlreadyExistsException;
import org.elasticsearch.indices.IndexMissingException;
import org.elasticsearch.indices.IndexTemplateMissingException;
import org.junit.*;
import java.io.IOException;
import java.util.*;
import java.util.concurrent.ExecutionException;
import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertNoFailures;
