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

<!--
  ~ JBoss, Home of Professional Open Source.
  ~ Copyright 2011, Red Hat, Inc., and individual contributors
  ~ as indicated by the @author tags. See the copyright.txt file in the
  ~ distribution for a full listing of individual contributors.
  ~
  ~ This is free software; you can redistribute it and/or modify it
  ~ under the terms of the GNU Lesser General Public License as
  ~ published by the Free Software Foundation; either version 2.1 of
  ~ the License, or (at your option) any later version.
  ~
  ~ This software is distributed in the hope that it will be useful,
  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  ~ Lesser General Public License for more details.
  ~
  ~ You should have received a copy of the GNU Lesser General Public
  ~ License along with this software; if not, write to the Free
  ~ Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  ~ 02110-1301 USA, or see the FSF site: http://www.fsf.org.
  -->
<xs:schema targetNamespace="urn:jboss:domain:jgroups:6.1"
            xmlns:xs="http://www.w3.org/2001/XMLSchema"
            xmlns:tns="urn:jboss:domain:jgroups:6.1"
            elementFormDefault="qualified"
            attributeFormDefault="unqualified"
            version="6.1">

    <xs:element name="subsystem" type="tns:subsystem">
        <xs:annotation>
            <xs:documentation>Enumerates the protocol stacks available to the channel factory.</xs:documentation>
        </xs:annotation>
    </xs:element>

    <xs:complexType name="subsystem">
        <xs:sequence>
            <xs:element name="stack" type="tns:stack" maxOccurs="unbounded">
                <xs:annotation>
                    <xs:documentation>Defines a protocol stack.</xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:sequence>
        <xs:attribute name="default-stack" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>Identifies the default protocol stack.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="stack">
        <xs:sequence>
            <xs:element name="transport" type="tns:transport">
                <xs:annotation>
                    <xs:documentation>Defines the transport protocol for a stack.</xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="protocol" type="tns:protocol" minOccurs="0" maxOccurs="unbounded">
                <xs:annotation>
                    <xs:documentation>Defines a non-transport protocol for a stack.</xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="relay" type="tns:relay" minOccurs="0">
                <xs:annotation>
                    <xs:documentation>Defines a relay protocol for a stack.</xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="sasl" type="tns:sasl" minOccurs="0">
                <xs:annotation>
                    <xs:documentation>Defines a SASL protocol for a stack.</xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:sequence>
        <xs:attribute name="name" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>Uniquely identifies this stack.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="protocol">
        <xs:sequence>
            <xs:element name="property" type="tns:property" minOccurs="0" maxOccurs="unbounded">
                <xs:annotation>
                    <xs:documentation>Defines a property override for a protocol.</xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:sequence>
        <xs:attribute name="type" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>Identifies the protocol type, e.g. TCP, UDP, PING, etc.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="socket-binding" type="xs:string">
            <xs:annotation>
                <xs:documentation>Provides an address/port binding for a protocol.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="transport">
        <xs:complexContent>
            <xs:extension base="tns:protocol">
                <xs:attribute name="shared" type="xs:boolean" default="true">
                    <xs:annotation>
                        <xs:documentation>Indicates whether or not the channels created for this stack should use a single, shared transport.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="diagnostics-socket-binding" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>If specified, enables diagnostics and specified the multicast address/port on which to communicate.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="default-executor" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>Defines the thread pool used for default messages received by this transport.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="oob-executor" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>Defines the thread pool used for OOB messages received by this transport.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="timer-executor" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>Defines the timer thread pool used by this transport.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="thread-factory" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>Defines the thread factory used by this transport.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="site" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>Identifies the site where this node runs.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="rack" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>Identifies the rack where this node runs.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="machine" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>Identifies the machine where this node runs.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>

    <xs:complexType name="property">
        <xs:simpleContent>
            <xs:extension base="xs:string">
                <xs:attribute name="name" type="xs:string" use="required">
                    <xs:annotation>
                        <xs:documentation>Defines the name of a protocol property.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
            </xs:extension>
        </xs:simpleContent>
    </xs:complexType>

    <xs:complexType name="relay">
        <xs:sequence>
            <xs:element name="remote-site" type="tns:remote-site" maxOccurs="unbounded">
                <xs:annotation>
                    <xs:documentation>Defines a remote site to which to bridge.</xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="property" type="tns:property" minOccurs="0" maxOccurs="unbounded">
                <xs:annotation>
                    <xs:documentation>Defines a property override for a protocol.</xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:sequence>
        <xs:attribute name="site" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The name of our site.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="remote-site">
        <xs:attribute name="name" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The name of the remote site.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="stack" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The stack name used to create a bridge channel to this remote site.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="cluster" type="xs:string">
            <xs:annotation>
                <xs:documentation>The cluster name of the channel that bridges this remote site.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>
    
    <xs:complexType name="sasl">
        <xs:sequence>
            <xs:element name="property" type="tns:property" minOccurs="0" maxOccurs="unbounded">
                <xs:annotation>
                    <xs:documentation>Defines a property override for a protocol.</xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:sequence>
        <xs:attribute name="cluster-role" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>The name of the role in the security realm which joining nodes must belong to. Defaults to the id of the channel (which corresponds to the name of the cluster as defined in the cache-container element of the infinispan subsystem)</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="mech" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The SASL mechanism to use for authentication.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="security-realm" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The security realm to use for authentication.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>
</xs:schema>
