CamundaAutoConfiguration.java

package io.camunda.zeebe.spring.client;

import static com.fasterxml.jackson.databind.DeserializationFeature.ACCEPT_EMPTY_ARRAY_AS_NULL_OBJECT;
import static com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES;

import com.fasterxml.jackson.databind.ObjectMapper;
import io.camunda.zeebe.client.ZeebeClient;
import io.camunda.zeebe.spring.client.configuration.*;
import io.camunda.zeebe.spring.client.configuration.condition.ZeebeClientCondition;
import io.camunda.zeebe.spring.client.event.ZeebeLifecycleEventProducer;
import io.camunda.zeebe.spring.client.testsupport.SpringZeebeTestContext;
import java.lang.invoke.MethodHandles;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.jackson.JacksonAutoConfiguration;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.Configuration;

/** Enabled by META-INF of Spring Boot Starter to provide beans for Camunda Clients */
@Configuration
@ImportAutoConfiguration({
  ZeebeClientProdAutoConfiguration.class,
  ZeebeClientAllAutoConfiguration.class,
  OperateClientConfiguration.class,
  ZeebeActuatorConfiguration.class,
  MetricsDefaultConfiguration.class,
  AuthenticationConfiguration.class,
  CommonClientConfiguration.class,
  JsonMapperConfiguration.class
})
@AutoConfigureAfter(
    JacksonAutoConfiguration
        .class) // make sure Spring created ObjectMapper is preferred if available
public class CamundaAutoConfiguration {

  private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());

  public static final ObjectMapper DEFAULT_OBJECT_MAPPER =
      new ObjectMapper()
          .configure(FAIL_ON_UNKNOWN_PROPERTIES, false)
          .configure(ACCEPT_EMPTY_ARRAY_AS_NULL_OBJECT, true);

  @Bean
  @Conditional(ZeebeClientCondition.class)
  @ConditionalOnMissingBean(
      SpringZeebeTestContext
          .class) // only run if we are not running in a test case - as otherwise the the lifecycle
  // is controlled by the test
  public ZeebeLifecycleEventProducer zeebeLifecycleEventProducer(
      final ZeebeClient client, final ApplicationEventPublisher publisher) {
    return new ZeebeLifecycleEventProducer(client, publisher);
  }
}