/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.client.transport;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthRequest;
import org.elasticsearch.common.io.stream.NamedWriteable;
import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
import org.elasticsearch.common.io.stream.NamedWriteableRegistry.Entry;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.env.Environment;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.test.ESTestCase;
import org.elasticsearch.transport.MockTransportClient;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.ExecutionException;
import static org.hamcrest.CoreMatchers.containsString;
import static org.hamcrest.object.HasToString.hasToString;
public class TransportClientTests extends ESTestCase {
public void testThatUsingAClosedClientThrowsAnException() throws ExecutionException, InterruptedException {
final TransportClient client = new MockTransportClient(Settings.EMPTY);
client.close();
final IllegalStateException e =
expectThrows(IllegalStateException.class, () -> client.admin().cluster().health(new ClusterHealthRequest()).get());
assertThat(e, hasToString(containsString("transport client is closed")));
}
/**
* test that when plugins are provided that want to register
* {@link NamedWriteable}, those are also made known to the
* {@link NamedWriteableRegistry} of the transport client
*/
public void testPluginNamedWriteablesRegistered() {
Settings baseSettings = Settings.builder()
.put(Environment.PATH_HOME_SETTING.getKey(), createTempDir())
.build();
try (TransportClient client = new MockTransportClient(baseSettings, Arrays.asList(MockPlugin.class))) {
assertNotNull(client.namedWriteableRegistry.getReader(MockPlugin.MockNamedWriteable.class, MockPlugin.MockNamedWriteable.NAME));
}
}
public static class MockPlugin extends Plugin {
@Override
public List<Entry> getNamedWriteables() {
return Arrays.asList(new Entry[]{ new Entry(MockNamedWriteable.class, MockNamedWriteable.NAME, MockNamedWriteable::new)});
}
public class MockNamedWriteable implements NamedWriteable {
static final String NAME = "mockNamedWritable";
MockNamedWriteable(StreamInput in) {
}
@Override
public void writeTo(StreamOutput out) throws IOException {
}
@Override
public String getWriteableName() {
return NAME;
}
}
}
}