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ESTest.java
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ESTest.java
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package test;
import static org.elasticsearch.node.NodeBuilder.nodeBuilder;
import java.io.IOException;
import org.apache.commons.io.IOUtils;
import org.elasticsearch.action.admin.indices.create.CreateIndexRequestBuilder;
import org.elasticsearch.action.admin.indices.delete.DeleteIndexRequestBuilder;
import org.elasticsearch.action.bulk.BulkRequestBuilder;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequestBuilder;
import org.elasticsearch.action.search.SearchRequestBuilder;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.action.search.SearchType;
import org.elasticsearch.client.AdminClient;
import org.elasticsearch.client.Client;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.node.Node;
import org.json.JSONObject;
public class ESTest {
private static final String INDEX_NAME = "test";
private static final String TYPE_NAME = "test_type";
private static final Node node = nodeBuilder().clusterName("TEST").node();
private Client client = node.client();
private String opts;
public ESTest(String opts) {
this.opts = opts;
}
public static void main(String[] args) {
new ESTest("one_shard.json").run();
new ESTest("five_shards.json").run();
node.close();
}
private void run() {
try {
drop(client);
}
catch (Exception e) {
//index wasn't created yet
}
System.out.println("TEST " + opts);
createIndex(client);
System.out.println("Populate");
populate(client);
try {
int test1 = testPage(client);
System.out.println("RESULT: expect 5, got " + test1);
}
catch(Exception e) {
throw new RuntimeException(e);
}
}
private void drop(Client client) {
new DeleteIndexRequestBuilder(client.admin().indices(), INDEX_NAME).get();
}
private int testPage(Client client) throws InterruptedException {
SearchRequestBuilder searchQ =
client.prepareSearch(INDEX_NAME).setTypes(TYPE_NAME)
.setSearchType(SearchType.QUERY_AND_FETCH)
.setNoFields()
.setQuery(QueryBuilders.matchAllQuery());
searchQ.setSize(5);
searchQ.setFrom(0);
System.out.println("querry");
System.out.println(searchQ);
//Without this sleep I've got 0 hits.
//Maybe my index is too small
Thread.sleep(1000);
SearchResponse resp = searchQ.execute().actionGet();
System.out.println("response");
System.out.println(resp.toString());
return resp.getHits().hits().length;
}
private void populate(Client client) {
BulkRequestBuilder bulk = client.prepareBulk();
for(int i = 0; i < 100; i++ ) {
JSONObject obj = new JSONObject();
obj.put("id", "id-" + i);
obj.put("test", "test string " + i);
obj.put("field2", i);
IndexRequestBuilder ind = new IndexRequestBuilder(client)
.setSource(obj.toString()).setIndex(INDEX_NAME).setType(TYPE_NAME);
bulk.add(ind.request());
}
BulkResponse bulkResponse = bulk.get();
if(bulkResponse.hasFailures()) {
throw new RuntimeException(bulkResponse.buildFailureMessage());
}
}
private void createIndex(Client client) {
AdminClient admin = client.admin();
JSONObject settings;
try {
settings = new JSONObject(IOUtils.toString(ESTest.class.getResourceAsStream(
"/" + opts)));
} catch (IOException e) {
throw new RuntimeException("couldn't read index settings", e);
}
JSONObject indexSettings = settings.getJSONObject("settings");
CreateIndexRequestBuilder request = admin.indices().prepareCreate(INDEX_NAME)
.setSettings(indexSettings.toString())
.addMapping(TYPE_NAME, settings.getJSONObject("mappings").getJSONObject(TYPE_NAME).toString());
request.get();
System.out.println("Create index.");
}
}