com.tvd12.ezymq.activemq.endpoint.EzyActiveEndpoint Maven / Gradle / Ivy

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package com.tvd12.ezymq.activemq.endpoint;

import com.tvd12.ezyfox.builder.EzyBuilder;
import com.tvd12.ezyfox.io.EzyStrings;
import com.tvd12.ezyfox.util.EzyLoggable;
import com.tvd12.ezymq.activemq.constant.EzyActiveDestinationType;
import com.tvd12.ezymq.activemq.util.EzyActiveMessages;
import com.tvd12.ezymq.activemq.util.EzyActiveProperties;

import javax.jms.*;

public class EzyActiveEndpoint extends EzyLoggable {

    protected final Session session;

    public EzyActiveEndpoint(Session session) {
        this.session = session;
    }

    protected void setMessageProperties(
        Message message,
        EzyActiveProperties props
    ) throws Exception {
        EzyActiveMessages.setMessageProperties(message, props);
    }

    protected byte[] getMessageBody(BytesMessage message) throws Exception {
        return EzyActiveMessages.getMessageBody(message);
    }

    protected EzyActiveProperties getMessageProperties(
        Message message
    ) throws Exception {
        return EzyActiveMessages.getMessageProperties(message);
    }

    public void publish(
        MessageProducer producer,
        EzyActiveProperties props,
        byte[] message
    ) throws Exception {
        BytesMessage data = session.createBytesMessage();
        setMessageProperties(data, props);
        data.writeBytes(message);
        producer.send(data);
    }

    @SuppressWarnings("unchecked")
    public abstract static class Builder>
        implements EzyBuilder {

        protected Session session;

        public B session(Session session) {
            this.session = session;
            return (B) this;
        }

        protected Destination createDestination(EzyActiveDestinationType type, String name) {
            if (EzyStrings.isNoContent(name)) {
                throw new NullPointerException(type.getName() + " name can't be null or empty");
            }
            try {
                if (type == EzyActiveDestinationType.QUEUE) {
                    return session.createQueue(name);
                }
                return session.createTopic(name);
            } catch (Exception e) {
                throw new java.lang.IllegalStateException(
                    "can't create " + type.getName() +
                        " with name: " + name,
                    e
                );
            }
        }
    }
}