<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" targetNamespace="urn:infinispan:server:endpoint:6.1" xmlns:tns="urn:infinispan:server:endpoint:6.1" elementFormDefault="qualified"
    attributeFormDefault="unqualified" version="6.1">

    <xs:element name="subsystem" type="tns:subsystemType" />

    <xs:complexType name="subsystemType">
        <xs:choice minOccurs="1" maxOccurs="unbounded">
            <xs:element name="hotrod-connector" type="tns:hotrod-connector" />
            <xs:element name="memcached-connector" type="tns:memcached-connector" />
            <xs:element name="rest-connector" type="tns:rest-connector" />
            <xs:element name="websocket-connector" type="tns:websocket-connector" />
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="protocol-connector" abstract="true">
        <xs:attribute name="socket-binding" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The socket on which this connector will bind itself</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="cache-container" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The name of the cache container which will be exposed by this connector</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="name" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>The logical name to give to this connector. This attribute is required when there are more connectors of the same type defined.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="worker-threads" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>Sets the number of worker threads. Defaults to 160</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="idle-timeout" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>Specifies the maximum time in seconds that connections from clients will be kept open without activity. Defaults to 0 (no timeout) </xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="tcp-nodelay" type="xs:boolean" use="optional">
            <xs:annotation>
                <xs:documentation>Affects TCP NODELAY on the TCP stack. Defaults to enabled</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="send-buffer-size" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>Sets the size of the send buffer.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="receive-buffer-size" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>Sets the size of the receive buffer.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="hotrod-connector">
        <xs:complexContent>
            <xs:extension base="tns:protocol-connector">
                <xs:all>
                    <xs:element name="topology-state-transfer" type="tns:topology-state-transfer" minOccurs="0" maxOccurs="1" />
                    <xs:element name="authentication" type="tns:authentication" minOccurs="0" maxOccurs="1" />
                    <xs:element name="encryption" type="tns:encryption" minOccurs="0" maxOccurs="1" />
                </xs:all>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>

    <xs:complexType name="memcached-connector">
        <xs:complexContent>
            <xs:extension base="tns:protocol-connector">
                <xs:attribute name="cache" type="xs:string" use="optional">
                    <xs:annotation>
                        <xs:documentation>The name of the cache to use for the Memcached connector. Defaults to memcachedCache</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>

    <xs:complexType name="rest-connector">
        <xs:attribute name="cache-container" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The name of the cache container which will be exposed by this connector</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="virtual-server" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>The name of the virtual server on which to register the REST connector. Defaults to 'default-host'</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="context-path" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>The context path on which to register the REST connector. Defaults to '' (the root context)</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="security-domain" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>The security domain to use for authentication/authorization purposes. Defaults to none (no authentication)</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="auth-method" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>The authentication method to require. Can be BASIC, DIGEST, CLIENT_CERT, SPNEGO. Defaults to BASIC</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="security-mode" type="tns:security-mode" use="optional">
            <xs:annotation>
                <xs:documentation>Determines whether authentication is required only for writing (WRITE) or for both reads and writes (READ_WRITE). Defaults to READ_WRITE</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="extended-headers" type="tns:extended-headers" use="optional">
            <xs:annotation>
                <xs:documentation>Whether to enable extended headers. Can be NEVER or ON_DEMAND. Defaults to ON_DEMAND</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="websocket-connector">
        <xs:complexContent>
            <xs:extension base="tns:protocol-connector" />
        </xs:complexContent>
    </xs:complexType>

    <xs:complexType name="topology-state-transfer">
        <xs:attribute name="cache-suffix" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>Whether to enable extended headers. Can be NEVER or ON_DEMAND. Defaults to ON_DEMAND</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="lock-timeout" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>Configures the lock acquisition timeout for the topology cache. Defaults to 10 seconds</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="replication-timeout" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>Configures the replication timeout for the topology cache. Defaults to 10 seconds</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="update-timeout" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>This setting has been deprecated and will be ignored.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="external-host" type="xs:string" use="optional">
            <xs:annotation>
                <xs:documentation>Sets the external address of this node, i.e. the address which clients will connect to. Defaults to the server's socket-binding address</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="external-port" type="xs:int" use="optional">
            <xs:annotation>
                <xs:documentation>Sets the external port of this node, i.e. the port which clients will connect to. Defaults to the server's socket-binding port</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="lazy-retrieval" type="xs:boolean" use="optional">
            <xs:annotation>
                <xs:documentation>Configures whether to enable state transfer for the topology cache. If disabled, a ClusterCacheLoader will be used to lazily retrieve topology information from the
                    other nodes. Defaults to true.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="await-initial-transfer" type="xs:boolean" use="optional" default="true">
            <xs:annotation>
                <xs:documentation>Configures whether to initial state retrieval should happen immediately at startup. Only applies when lazy-retrieval is false. Defaults to true.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="authentication">
        <xs:all>
            <xs:element name="sasl" type="tns:sasl" minOccurs="0" />
        </xs:all>
        <xs:attribute name="security-realm" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The name of the security realm to use for obtaining the SSL keystore</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="sasl">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                The configuration of the SASL authentication layer for this server.

                The optional nested "include-mechanisms" element contains a whitelist of allowed SASL mechanism names.
                No mechanisms will be allowed which are not present in this list.

                The optional nested "qop" element contains a list of quality-of-protection values, in decreasing order
                of preference.

                The optional nested "strength" element contains a list of cipher strength values, in decreasing order
                of preference.

                The optional nested "policy" boolean element specifies a policy to use to narrow down the available set
                of mechanisms.

                The optional nested "property" elements specify additional properties required by the specified mechanisms
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="policy" type="tns:policy" minOccurs="0" />
            <xs:element name="property" type="tns:property" minOccurs="0" maxOccurs="unbounded"/>
        </xs:all>
        <xs:attribute name="security-context-name" type="xs:string">
            <xs:annotation>
                <xs:documentation>The name of the login context to be used to retrieve a server subject for certain SASL mechs (i.e. GSSAPI)</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="mechanisms" type="tns:name-list" />
        <xs:attribute name="qop" type="tns:qop-list"/>
        <xs:attribute name="strength" type="tns:strength" />
    </xs:complexType>

    <xs:complexType name="policy">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                Policy criteria items to use in order to choose a SASL mechanism.

                The optional nested "forward-secrecy" element contains a boolean value which specifies whether mechanisms
                that implement forward secrecy between sessions are required. Forward secrecy means that breaking into
                one session will not automatically provide information for breaking into future sessions.

                The optional nested "no-active" element contains a boolean value which specifies whether mechanisms
                susceptible to active (non-dictionary) attacks are not permitted.  "false" to permit, "true" to deny.

                The optional nested "no-anonymous" element contains a boolean value which specifies whether mechanisms
                that accept anonymous login are permitted.  "false" to permit, "true" to deny.

                The optional nested "no-dictionary" element contains a boolean value which specifies whether mechanisms
                susceptible to passive dictionary attacks are permitted.  "false" to permit, "true" to deny.

                The optional nested "no-plain-text" element contains a boolean value which specifies whether mechanisms
                susceptible to simple plain passive attacks (e.g., "PLAIN") are not permitted.    "false" to permit, "true" to deny.

                The optional nested "pass-credentials" element contains a boolean value which specifies whether
                mechanisms that pass client credentials are required.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="forward-secrecy" type="tns:boolean-element" minOccurs="0" />
            <xs:element name="no-active" type="tns:boolean-element" minOccurs="0" />
            <xs:element name="no-anonymous" type="tns:boolean-element" minOccurs="0" />
            <xs:element name="no-dictionary" type="tns:boolean-element" minOccurs="0" />
            <xs:element name="no-plain-text" type="tns:boolean-element" minOccurs="0" />
            <xs:element name="pass-credentials" type="tns:boolean-element" minOccurs="0" />
        </xs:all>
    </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 property.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
            </xs:extension>
        </xs:simpleContent>
    </xs:complexType>

    <xs:complexType name="boolean-element">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                An element specifying a boolean value.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="value" type="xs:boolean" use="required" />
    </xs:complexType>

    <xs:complexType name="name-listType">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                An element specifying a string list.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="value" type="tns:name-list" use="required" />
    </xs:complexType>

    <xs:simpleType name="name-list">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                A set of string items.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:list itemType="xs:string" />
    </xs:simpleType>

    <xs:complexType name="qop-listType">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                An element specifying a qop list.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="value" type="tns:qop-list" use="required" />
    </xs:complexType>

    <xs:simpleType name="qop-list">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                The SASL quality-of-protection value list.  See http://download.oracle.com/docs/cd/E17409_01/javase/6/docs/api/javax/security/sasl/Sasl.html#QOP
                for more information.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:list>
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="auth" />
                    <xs:enumeration value="auth-int" />
                    <xs:enumeration value="auth-conf" />
                </xs:restriction>
            </xs:simpleType>
        </xs:list>
    </xs:simpleType>

    <xs:simpleType name="strength">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                The SASL strength value list.  See http://download.oracle.com/docs/cd/E17409_01/javase/6/docs/api/javax/security/sasl/Sasl.html#STRENGTH
                for more information.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:list>
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="low" />
                    <xs:enumeration value="medium" />
                    <xs:enumeration value="high" />
                </xs:restriction>
            </xs:simpleType>
        </xs:list>
    </xs:simpleType>

    <xs:complexType name="encryption">
        <xs:attribute name="require-ssl-client-auth" type="xs:boolean" use="optional" default="false">
            <xs:annotation>
                <xs:documentation>Whether to require client certificate authentication. Defaults to false.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="security-realm" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>The name of the security realm to use for obtaining the SSL keystore</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:simpleType name="security-mode">
        <xs:restriction base="xs:token">
            <xs:enumeration value="WRITE">
                <xs:annotation>
                    <xs:documentation>Specifies that authentication against the specified security domain should apply only to write methods (PUT, POST, DELETE)</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="READ_WRITE">
                <xs:annotation>
                    <xs:documentation>Specifies that authentication against the specified security domain should apply to all methods (PUT, POST, DELETE, GET, HEAD)</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
        </xs:restriction>
    </xs:simpleType>

    <xs:simpleType name="extended-headers">
        <xs:restriction base="xs:token">
            <xs:enumeration value="NEVER">
                <xs:annotation>
                    <xs:documentation>Never return extended headers</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
            <xs:enumeration value="ON_DEMAND">
                <xs:annotation>
                    <xs:documentation>Return extended headers on demand (i.e. when the 'extendend' query parameter is present on the request)</xs:documentation>
                </xs:annotation>
            </xs:enumeration>
        </xs:restriction>
    </xs:simpleType>
</xs:schema>
