How to use

execute

method

in

org.elasticsearch.action.admin.indices.cache.clear.ClearIndicesCacheRequestBuilder

@Override
public ClearIndicesCacheResponse get() {
 Profiler profiler = Profiler.createIfTrace(EsClient.LOGGER).start();
 try {
  return super.execute().actionGet();
 } catch (Exception e) {
  throw new IllegalStateException(String.format("Fail to execute %s", toString()), e);
 } finally {
  if (profiler.isTraceEnabled()) {
   profiler.stopTrace(toString());
  }
 }
}

@Test
public void execute_should_throw_an_unsupported_operation_exception() {
 try {
  es.client().prepareClearCache().execute();
  fail();
 } catch (Exception e) {
  assertThat(e).isInstanceOf(UnsupportedOperationException.class).hasMessage("execute() should not be called as it's used for asynchronous");
 }
}

@Override
public ClearIndicesCacheResponse get() {
 Profiler profiler = Profiler.createIfTrace(EsClient.LOGGER).start();
 try {
  return super.execute().actionGet();
 } catch (Exception e) {
  throw new IllegalStateException(String.format("Fail to execute %s", toString()), e);
 } finally {
  if (profiler.isTraceEnabled()) {
   profiler.stopTrace(toString());
  }
 }
}

@BeforeMethod
public void clearCache() throws ExecutionException, InterruptedException {
  client.admin().indices().prepareClearCache().execute().get();
}