org.springframework.boot.autoconfigure.elasticsearch.jest.JestAutoConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2017 the original author or authors.
*
* Licensed 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.springframework.boot.autoconfigure.elasticsearch.jest;
import java.time.Duration;
import java.util.List;
import com.google.gson.Gson;
import io.searchbox.client.JestClient;
import io.searchbox.client.JestClientFactory;
import io.searchbox.client.config.HttpClientConfig;
import org.apache.http.HttpHost;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.elasticsearch.jest.JestProperties.Proxy;
import org.springframework.boot.autoconfigure.gson.GsonAutoConfiguration;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.boot.context.properties.PropertyMapper;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.util.Assert;
/**
* {@link EnableAutoConfiguration Auto-Configuration} for Jest.
*
* @author Stephane Nicoll
* @since 1.4.0
*/
@Configuration
@ConditionalOnClass(JestClient.class)
@EnableConfigurationProperties(JestProperties.class)
@AutoConfigureAfter(GsonAutoConfiguration.class)
public class JestAutoConfiguration {
private final JestProperties properties;
private final ObjectProvider gsonProvider;
private final List builderCustomizers;
public JestAutoConfiguration(JestProperties properties, ObjectProvider gson,
ObjectProvider> builderCustomizers) {
this.properties = properties;
this.gsonProvider = gson;
this.builderCustomizers = builderCustomizers.getIfAvailable();
}
@Bean(destroyMethod = "shutdownClient")
@ConditionalOnMissingBean
public JestClient jestClient() {
JestClientFactory factory = new JestClientFactory();
factory.setHttpClientConfig(createHttpClientConfig());
return factory.getObject();
}
protected HttpClientConfig createHttpClientConfig() {
HttpClientConfig.Builder builder = new HttpClientConfig.Builder(
this.properties.getUris());
PropertyMapper map = PropertyMapper.get();
map.from(this.properties::getUsername).whenHasText().to((username) -> builder
.defaultCredentials(username, this.properties.getPassword()));
Proxy proxy = this.properties.getProxy();
map.from(proxy::getHost).whenHasText().to((host) -> {
Assert.notNull(proxy.getPort(), "Proxy port must not be null");
builder.proxy(new HttpHost(host, proxy.getPort()));
});
map.from(this.gsonProvider::getIfUnique).whenNonNull().to(builder::gson);
map.from(this.properties::isMultiThreaded).to(builder::multiThreaded);
map.from(this.properties::getConnectionTimeout).whenNonNull()
.asInt(Duration::toMillis).to(builder::connTimeout);
map.from(this.properties::getReadTimeout).whenNonNull().asInt(Duration::toMillis)
.to(builder::readTimeout);
customize(builder);
return builder.build();
}
private void customize(HttpClientConfig.Builder builder) {
if (this.builderCustomizers != null) {
for (HttpClientConfigBuilderCustomizer customizer : this.builderCustomizers) {
customizer.customize(builder);
}
}
}
}