CamelModule.java

package org.myeslib.example.hazelcast.modules;

import java.util.UUID;

import javax.inject.Singleton;

import lombok.AllArgsConstructor;

import org.myeslib.core.data.Snapshot;
import org.myeslib.core.storage.SnapshotReader;
import org.myeslib.example.SampleDomain.InventoryItemAggregateRoot;
import org.myeslib.example.hazelcast.infra.HazelcastData;
import org.myeslib.example.hazelcast.routes.HzConsumeCommandsRoute;
import org.myeslib.example.hazelcast.routes.HzConsumeEventsRoute;
import org.myeslib.example.hazelcast.routes.HzInventoryItemCmdProcessor;
import org.myeslib.example.hazelcast.routes.ReceiveCommandsAsJsonRoute;
import org.myeslib.util.gson.CommandFromStringFunction;

import com.google.inject.AbstractModule;
import com.google.inject.Provides;
import com.google.inject.name.Named;
import com.hazelcast.core.IMap;
import com.hazelcast.core.IQueue;

@AllArgsConstructor
public class CamelModule extends AbstractModule {

    int jettyMinThreads;
    int jettyMaxThreads;
    int eventsQueueConsumers;

    @Provides
    @Singleton
    @Named("commandsDestinationUri")
    public String commandsDestinationUri() {
        return "direct:processCommand";
    }

    @Provides
    @Singleton
    @Named("eventsDestinationUri")
    public String destinationUri() {
        return String.format("hz:seda:%s", HazelcastData.INVENTORY_ITEM_EVENTS_QUEUE.name());
    }

    @Provides
    @Singleton
    public ReceiveCommandsAsJsonRoute receiveCommandsRoute(
            @Named("commandsDestinationUri") String commandsDestinationUri,
            CommandFromStringFunction commandFromStringFunction) {
        String sourceUri = String.format(
                "jetty:http://localhost:8080/inventory-item-command?minThreads=%d&maxThreads=%d",
                jettyMinThreads, jettyMaxThreads);
        return new ReceiveCommandsAsJsonRoute(sourceUri, commandsDestinationUri, commandFromStringFunction);
    }

    @Provides
    @Singleton
    public HzConsumeCommandsRoute hzConsumeCommandsRoute(
            @Named("commandsDestinationUri") String commandsDestinationUri,
            HzInventoryItemCmdProcessor inventoryItemCmdProcessor,
            IQueue<UUID> eventsQueue) {
        return new HzConsumeCommandsRoute(commandsDestinationUri, inventoryItemCmdProcessor, eventsQueue);
        
    }
    
    @Provides
    @Singleton
    public HzConsumeEventsRoute hzConsumeEventsRoute(
            SnapshotReader<UUID, InventoryItemAggregateRoot> snapshotReader,
            IMap<UUID, Snapshot<InventoryItemAggregateRoot>> lastSnapshotMap,
            IQueue<UUID> eventsQueue) {
        return new HzConsumeEventsRoute(eventsQueueConsumers, snapshotReader, lastSnapshotMap, eventsQueue);
    }

    @Override
    protected void configure() {
    }
}