<?xml version="1.0" encoding="UTF-8"?>

<!--
  ~ Copyright The WildFly Authors
  ~ SPDX-License-Identifier: Apache-2.0
  -->

<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
            targetNamespace="urn:jboss:ejb-client:1.3"
            xmlns="urn:jboss:ejb-client:1.3"
            elementFormDefault="qualified"
            attributeFormDefault="unqualified"
            version="1.3">

    <!-- Root element -->
    <xsd:element name="jboss-ejb-client" type="jboss-ejb-clientType">
        <xsd:annotation>
            <xsd:documentation>
                Root element for a jboss-ejb-client.xml file
            </xsd:documentation>
        </xsd:annotation>
    </xsd:element>

    <xsd:complexType name="jboss-ejb-clientType">
        <xsd:annotation>
            <xsd:documentation>
                The EJB client configurations
            </xsd:documentation>
        </xsd:annotation>
        <xsd:all>
            <xsd:element name="client-context" type="client-contextType">
                <xsd:annotation>
                    <xsd:documentation>
                        Configurations that will be used to setup an EJB client context for the
                        deployment.
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:all>
    </xsd:complexType>

    <xsd:complexType name="client-contextType">
        <xsd:all>
            <xsd:element name="ejb-receivers" type="ejb-receiversType">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures EJB receivers for the client context
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
            <xsd:element name="clusters" type="clustersType" minOccurs="0">
                <xsd:annotation>
                    <xsd:documentation>
                        Cluster configurations applicable for this client context
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
            <xsd:element name="profile" type="profileType" minOccurs="0">
                <xsd:annotation>
                    <xsd:documentation>
                        Remote connection profile selected for this client context
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:all>
        <xsd:attribute name="invocation-timeout" type="xsd:long" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    A timeout, in milliseconds, that will be used for EJB invocations. A value of zero
                    or a negative value will imply a "wait forever" semantic where the invocation will never timeout
                    and the client will wait for the invocation result indefinitely.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="deployment-node-selector" type="xsd:string" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    The fully qualified class name of the class which implements the
                    org.jboss.ejb.client.DeploymentNodeSelector
                    interface. The instance of this class will be used for selecting nodes, from among multiple eligible
                    nodes within an EJB client context, which can handle a particular deployment
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="ejb-receiversType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="remoting-ejb-receiver" type="remoting-ejb-receiverType">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures a remoting based EJB receiver
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:choice>
        <xsd:attribute name="exclude-local-receiver" type="xsd:boolean" use="optional" default="false">
            <xsd:annotation>
                <xsd:documentation>
                    Set to true if the local receiver which gets added to the EJB client context by default, has to be
                    excluded from the context
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="local-receiver-pass-by-value" type="xsd:boolean" use="optional" default="true">
            <xsd:annotation>
                <xsd:documentation>
                    Set to false if the local receiver that's available in the EJB client context, should use
                    pass-by-reference (instead of pass-by-value) semantics for the EJB invocations.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="remoting-ejb-receiverType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="channel-creation-options" type="channel-creation-optionsType" maxOccurs="1">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures the channel creation options for this remoting EJB receiver
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:choice>
        <xsd:attribute name="outbound-connection-ref" type="xsd:string" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    Reference to an outbound connection configured in the remoting subsystem
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="connect-timeout" type="xsd:long" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    The timeout, in milliseconds, to be used while creating a connection
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="clustersType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="cluster" type="clusterType">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures a cluster in the client context
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="clusterType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="channel-creation-options" type="channel-creation-optionsType" maxOccurs="1">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures the channel creation options for the nodes in this cluster
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
            <xsd:element name="connection-creation-options" type="connection-creation-optionsType" maxOccurs="1">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures the connection creation options for the nodes in this cluster
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
            <xsd:element name="node" type="clusterNodeType" maxOccurs="unbounded">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures the channel creation options for the nodes in this cluster
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:choice>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    The name of the cluster
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="connect-timeout" type="xsd:long" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    The timeout in milliseconds while creating a connection for the nodes in the cluster
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="max-allowed-connected-nodes" type="xsd:long" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    The maximum number of nodes to which the connection will be established in the cluster
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="cluster-node-selector" type="xsd:string" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    The fully qualified class name of the class which implements the
                    org.jboss.ejb.client.ClusterNodeSelector
                    interface. The instance of this class will be used for selecting nodes, within the cluster, for
                    handling invocations
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="username" type="xsd:string" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    This attribute is no longer supported and must be removed from the configuration.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="security-realm" type="xsd:string" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    This attribute is no longer supported and must be removed from the configuration.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="clusterNodeType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="channel-creation-options" type="channel-creation-optionsType" maxOccurs="1">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures the channel creation options for the node
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
            <xsd:element name="connection-creation-options" type="connection-creation-optionsType" maxOccurs="1">
                <xsd:annotation>
                    <xsd:documentation>
                        Configures the connection creation options for the node
                    </xsd:documentation>
                </xsd:annotation>
            </xsd:element>
        </xsd:choice>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    The name of the cluster node
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="connect-timeout" type="xsd:long" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    The timeout in milliseconds while creating a connection for the node
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="username" type="xsd:string" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    This attribute is no longer supported and must be removed from the configuration.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="security-realm" type="xsd:string" use="optional">
            <xsd:annotation>
                <xsd:documentation>
                    This attribute is no longer supported and must be removed from the configuration.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="channel-creation-optionsType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="property" type="propertyType"/>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="connection-creation-optionsType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="property" type="propertyType"/>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="propertyType">
        <xsd:attribute name="name" type="xsd:string" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    The name of the property. Example org.xnio.Options.SASL_POLICY_NOANONYMOUS
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="value" type="xsd:string" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    The value of the property.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="profileType">
        <xsd:attribute name="name" type="xsd:string" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    The name of the profile.
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>  

</xsd:schema>