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QueryBusFactory.java
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QueryBusFactory.java
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package com.barsifedron.candid.cqrs.happy.shell.utils.cqrs.query;
import com.barsifedron.candid.cqrs.happy.shell.utils.cqrs.query.middleware.ExecutionDurationLoggingQueryBusMiddleware;
import com.barsifedron.candid.cqrs.happy.utils.cqrs.query.ValidatingQueryBusMiddleware;
import com.barsifedron.candid.cqrs.happy.utils.cqrs.query.middleware.DetailedLoggingQueryBusMiddleware;
import com.barsifedron.candid.cqrs.happy.utils.cqrs.query.middleware.ExceptionLoggingQueryBusMiddleware;
import com.barsifedron.candid.cqrs.query.MapQueryBus;
import com.barsifedron.candid.cqrs.query.QueryBus;
import com.barsifedron.candid.cqrs.query.QueryBusMiddleware;
import com.barsifedron.candid.cqrs.spring.QueryHandlersRegistry;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.stereotype.Component;
@Component
public class QueryBusFactory {
private final QueryHandlersRegistry queryHandlersRegistry;
@Autowired
public QueryBusFactory(ApplicationContext applicationContext) {
this.queryHandlersRegistry = new QueryHandlersRegistry(
applicationContext,
"com.barsifedron.candid.cqrs.springboot.app",
"com.barsifedron.candid.cqrs.happy.query");
}
public QueryBus simpleBus() {
return QueryBusMiddleware
.compositeOf(
new ExceptionLoggingQueryBusMiddleware(),
new DetailedLoggingQueryBusMiddleware(),
new ExecutionDurationLoggingQueryBusMiddleware(),
new ValidatingQueryBusMiddleware())
.decorate(new MapQueryBus(queryHandlersRegistry.handlers()));
}
}