@Test
public void testDeleteAllOneIndex() {
client.admin().indices().prepareDelete().execute().actionGet();
String json =
"{"
+ "\"user\":\"kimchy\","
+ "\"postDate\":\"2013-01-30\","
+ "\"message\":\"trying out Elastic Search\""
+ "}";
client.prepareIndex("twitter", "tweet").setSource(json).setRefresh(true).execute().actionGet();
SearchResponse search =
client.prepareSearch().setQuery(QueryBuilders.matchAllQuery()).execute().actionGet();
assertThat(search.getHits().totalHits(), equalTo(1l));
DeleteByQueryRequestBuilder deleteByQueryRequestBuilder =
new DeleteByQueryRequestBuilder(client);
deleteByQueryRequestBuilder.setQuery(QueryBuilders.matchAllQuery());
DeleteByQueryResponse actionGet = deleteByQueryRequestBuilder.execute().actionGet();
assertThat(actionGet.getIndex("twitter"), notNullValue());
assertThat(actionGet.getIndex("twitter").getFailedShards(), equalTo(0));
client.admin().indices().prepareRefresh().execute().actionGet();
search = client.prepareSearch().setQuery(QueryBuilders.matchAllQuery()).execute().actionGet();
assertThat(search.getHits().totalHits(), equalTo(0l));
}
@Test
public void testDeleteAllNoIndices() {
client.admin().indices().prepareDelete().execute().actionGet();
client.admin().indices().prepareRefresh().execute().actionGet();
DeleteByQueryRequestBuilder deleteByQueryRequestBuilder =
new DeleteByQueryRequestBuilder(client);
deleteByQueryRequestBuilder.setQuery(QueryBuilders.matchAllQuery());
DeleteByQueryResponse actionGet = deleteByQueryRequestBuilder.execute().actionGet();
assertThat(actionGet.getIndices().size(), equalTo(0));
}
private void clearDocuments() {
if (isAnyIndexPresent()) {
DeleteByQueryRequestBuilder deleteByQueryRequestBuilder =
new DeleteByQueryRequestBuilder(client);
deleteByQueryRequestBuilder.setQuery(QueryBuilders.matchAllQuery());
deleteByQueryRequestBuilder.execute().actionGet();
refreshNode();
}
}