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A JMS driver for nosqlbench. This provides the ability to inject synthetic data into a pulsar system via JMS 2.0 compatibile APIs. NOTE: this is JMS compatible driver from DataStax that allows using a Pulsar cluster as the potential JMS Destination

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package io.nosqlbench.driver.jms.util;

import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.Setter;
import lombok.ToString;
import org.apache.commons.lang.StringUtils;

import javax.jms.DeliveryMode;

@Setter
@Getter
@AllArgsConstructor
@ToString
public class JmsHeader  {
    private int deliveryMode;
    private int msgPriority;
    private long msgTtl;
    private long msgDeliveryDelay;
    private boolean disableMsgTimestamp;
    private boolean disableMsgId;

    public boolean isValidDeliveryMode() {
        return (deliveryMode == DeliveryMode.NON_PERSISTENT) || (deliveryMode == DeliveryMode.PERSISTENT);
    }

    public boolean isValidPriority() {
        return (msgPriority >= 0) && (msgPriority <= 9);
    }

    public boolean isValidTtl() {
        return msgTtl >= 0;
    }

    public boolean isValidDeliveryDelay() {
        return msgTtl >= 0;
    }

    public boolean isValidHeader() {
        return isValidDeliveryMode()
            && isValidPriority()
            && isValidTtl()
            && isValidDeliveryDelay();
    }

    public String getInvalidJmsHeaderMsgText() {
        StringBuilder sb = new StringBuilder();

        if (!isValidDeliveryMode())
            sb.append("delivery mode - " + deliveryMode + "; ");
        if (!isValidPriority())
            sb.append("message priority - " + msgPriority + "; ");
        if (!isValidTtl())
            sb.append("message TTL - " + msgTtl + "; ");
        if (!isValidDeliveryDelay())
            sb.append("message delivery delay - " + msgDeliveryDelay + "; ");

        String invalidMsgText = sb.toString();
        if (StringUtils.length(invalidMsgText) > 0)
            invalidMsgText = StringUtils.substringBeforeLast(invalidMsgText, ";");
        else
            invalidMsgText = "none";

        return "Invalid JMS header values: " + invalidMsgText;
    }
}