What are different types of operations in WSDL ?

Types of operations in WSDL

1. One-way : The endpoint receives a message

<operation name=”submitPurchase”>

    <input message=”purchase”/>

</operation>

2. Request / response: The endpoint receives a message, and sends a correlated message

<operation name=”submitPurchase”>

    <input message=”purchase”/>

    <output message=”confirmation”/>

</operation>

3. Notification: The endpoint sends a message

<operation name=”deliveryStatus”>

    <output message=”trackingInformation”/>

</operation>

4. Solicit / response: The endpoint sends a message, and receives a correlated message

<operation name=”clientQuery”>

    <output message=”bandwidthRequest”/>

    <input message=”bandwidthInfo”/>

</operation>