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

<!--
  ~ JBoss, Home of Professional Open Source.
  ~ Copyright 2016 Red Hat, Inc., and individual contributors
  ~ as indicated by the @author tags.
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~     http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License.
  -->

<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
            targetNamespace="urn:jboss:module:1.7"
            xmlns="urn:jboss:module:1.7"
            elementFormDefault="qualified"
            attributeFormDefault="unqualified"
            version="1.0">

    <!-- Root element -->
    <xsd:element name="module" type="moduleType">
        <xsd:annotation>
            <xsd:documentation>
                Root element for a module declaration.
            </xsd:documentation>
        </xsd:annotation>
    </xsd:element>

    <!-- Root element -->
    <xsd:element name="module-alias" type="moduleAliasType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                Root element for a module alias declaration.
            </documentation>
        </annotation>
    </xsd:element>

    <!-- Root element -->
    <xsd:element name="module-absent" type="moduleAbsentType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                Root element for an absent module.
            </documentation>
        </annotation>
    </xsd:element>

    <xsd:complexType name="moduleType">
        <xsd:annotation>
            <xsd:documentation>
                The module declaration type; contains dependencies, resources, and the main class
                specification.
            </xsd:documentation>
        </xsd:annotation>
        <xsd:all>
            <xsd:element name="exports" type="filterType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Lists filter expressions to apply to the export filter of the local resources of this module
                        (optional). By default, everything is exported. If filter expressions are provided, the default
                        action is to accept all paths if no filters match.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="dependencies" type="dependenciesType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Lists the dependencies of this module (optional).
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="resources" type="resourcesType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Lists the resource roots of this module (optional).
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="main-class" type="classNameType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Specifies the main class of this module; used to run the module from the command-line
                        (optional).
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="properties" type="propertyListType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Lists the user-defined properties to be associated with this module (optional).
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="permissions" type="permissionsType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Lists the requested permission set for this module. If the requested permissions cannot
                        be assigned, the module cannot be loaded.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:all>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The name of this module (required).
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="version" type="moduleVersionType" use="optional">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The version of this module (optional).
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:simpleType name="moduleVersionType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A module version string.
            </documentation>
        </annotation>
        <xsd:restriction base="xsd:string">
            <xsd:pattern value="([a-zA-Z0-9]+)([-_+.][a-zA-Z0-9]+)*"/>
        </xsd:restriction>
    </xsd:simpleType>

    <xsd:complexType name="dependenciesType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A list of zero or more module dependencies.
            </documentation>
        </annotation>
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="module" type="moduleDependencyType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A specified module dependency.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="system" type="systemDependencyType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A dependency on the system (or embedding) class loader.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="moduleDependencyType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A single module dependency expression.
            </documentation>
        </annotation>
        <xsd:all minOccurs="0">
            <xsd:element name="exports" type="filterType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A filter used to restrict what packages or directories from this dependency are re-exported by
                        this module. See also the "export" and "services" attributes. The default action of this filter
                        list is controlled by the value of the "export" attribute. Regardless of the setting of these
                        attributes, this filter always behaves as if it has a final entry which rejects META-INF and
                        all of its subdirectories.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="imports" type="filterType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A filter used to restrict what packages or directories from this dependency are visible to this
                        module. See also the "services" attribute. The default action of this filter list is to reject
                        a path if not matched.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:all>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The dependency module name (required).
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="export" type="xsd:boolean" use="optional" default="false">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    Specifies whether this module dependency is re-exported by default (default is "false"). Setting
                    this attribute to true sets the default action for the export filter list to "accept"; leaving it
                    as false sets the default action to "reject".  Thus you can still export dependency resources even
                    if this attribute is false by listing explicit paths for the export list.
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="services" type="serviceDispositionType" use="optional" default="none">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    Specifies whether and how services found in this dependency are used (default is "none"). Specifying
                    a value of "import" for this attribute is equivalent to adding a filter at the end of the import
                    filter list which includes the META-INF/services path from the dependency module.  Setting a value
                    of "export" for this attribute is equivalent to the same action on the export filter list.
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="optional" type="xsd:boolean" use="optional" default="false">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    Specifies whether this dependency is optional (defaults to false). An optional dependency will not
                    cause the module to fail to load if not found; however if the module is added later, it will not be
                    retroactively linked into this module's dependency list.
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="systemDependencyType">
        <xsd:all>
            <xsd:element name="paths" type="pathSetType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        The list of paths which are applicable for this system dependency.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="exports" type="filterType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A filter used to restrict what packages or directories from this dependency are re-exported by
                        this module. See also the "export" and "services" attributes. The default action of this filter
                        list is controlled by the value of the "export" attribute. Regardless of the setting of these
                        attributes, this filter always behaves as if it has a final entry which rejects META-INF and
                        all of its subdirectories.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:all>
        <xsd:attribute name="export" type="xsd:boolean" use="optional" default="false">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    Specifies whether this module dependency is re-exported by default (default is "false"). Setting
                    this attribute to true sets the default action for the export filter list to "accept"; leaving it
                    as false sets the default action to "reject".  Thus you can still export dependency resources even
                    if this attribute is false by listing explicit paths for the export list.
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:simpleType name="serviceDispositionType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                The requested behavior for service handling on a dependency.
            </documentation>
        </annotation>
        <xsd:restriction base="xsd:string">
            <xsd:enumeration value="none">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Do not import or export services from this dependency.
                    </documentation>
                </annotation>
            </xsd:enumeration>
            <xsd:enumeration value="import">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Import, but do not re-export, services from this dependency.
                    </documentation>
                </annotation>
            </xsd:enumeration>
            <xsd:enumeration value="export">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        Import and re-export services found in this dependency.
                    </documentation>
                </annotation>
            </xsd:enumeration>
        </xsd:restriction>
    </xsd:simpleType>

    <xsd:complexType name="classNameType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A class name.
            </documentation>
        </annotation>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The class name.
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="pathType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A filesystem path name.
            </documentation>
        </annotation>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The path name.
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="resourcesType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A list of zero or more resource roots for this deployment.
            </documentation>
        </annotation>
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="resource-root" type="resourceType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A resource root within this deployment.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="artifact" type="artifactType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A maven artifact within this deployment.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="native-artifact" type="artifactType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A maven native artifact within this deployment.  This is a jar that contains a lib/ directory
                        with corresponding platform directories and binaries.  This element will cause the jar to
                        be unzipped within the artifact's local repository directory.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="artifactType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A maven artifact within a deployment.
            </documentation>
        </annotation>
        <xsd:all>
            <xsd:element name="filter" type="filterType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A path filter specification for this resource root (optional). By default all paths are accepted.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="conditions" type="conditionsType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A condition filter specification for this resource root (optional). If this resolves to false the resource will not be used.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:all>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    URI that points to the maven artifact "group:artifact:version[:classifier]"
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>


    <xsd:complexType name="resourceType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A resource root within a deployment.
            </documentation>
        </annotation>
        <xsd:all>
            <xsd:element name="filter" type="filterType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A path filter specification for this resource root (optional). By default all paths are accepted.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="conditions" type="conditionsType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A condition filter specification for this resource root (optional). If this resolves to false the resource will not be used.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:all>
        <xsd:attribute name="name" type="xsd:string" use="optional">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    DEPRECATED. The name of this resource root (optional). If not specified, defaults to the value of the path
                    attribute.
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="path" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The path of this resource root, either absolute or relative.  Relative paths are resolved with respect to the location at which the module.xml file is found.
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="filterType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A filter specification, consisting of zero or more filter items.
            </documentation>
        </annotation>
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="include" type="pathSpecType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A path to include. The path value can be a path name or a "glob" which may include the special
                        wildcards "*", "**", and "?".
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="exclude" type="pathSpecType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A path to exclude. The path value can be a path name or a "glob" which may include the special
                        wildcards "*", "**", and "?".
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="include-set" type="pathSetType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A set of literal path names to include. Wildcards are not supported.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="exclude-set" type="pathSetType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A set of literal path names to exclude. Wildcards are not supported.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="pathSpecType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A path specification type, which may include wildcards.
            </documentation>
        </annotation>
        <xsd:attribute name="path" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The path name, which can be a literal path name or it may include the special wildcards "*", "**",
                    and "?".
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="pathSetType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A set of literal path names which can be used for efficient matching against multiple possible values.
            </documentation>
        </annotation>
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="path" type="pathType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        The path name to include in the set.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="moduleAliasType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A module alias type, which defines the target for a module alias.
            </documentation>
        </annotation>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The name of this module alias (required).
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="target-name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The name of the module to which this alias refers (required).
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="moduleAbsentType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                An explicitly absent module.
            </documentation>
        </annotation>
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The name of the absent module (required).
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="propertyListType">
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="property" type="propertyType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A property in this property list.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:choice>
    </xsd:complexType>

    <xsd:complexType name="propertyType">
        <xsd:attribute name="name" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The property name as a string (required).
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="value" type="xsd:string" use="optional" default="true">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The property value (optional, defaults to "true").
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="permissionsType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A list of permissions that this module requires.
            </documentation>
        </annotation>
        <xsd:choice minOccurs="0" maxOccurs="unbounded">
            <xsd:element name="grant" type="permissionType">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        The permission to grant.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:choice>
    </xsd:complexType>
    
    <xsd:complexType name="permissionType">
        <xsd:attribute name="permission" type="xsd:string" use="required">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The qualified class name of the permission to grant.
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="name" type="xsd:string" use="optional">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The permission name to provide to the permission class constructor.
                </documentation>
            </annotation>
        </xsd:attribute>
        <xsd:attribute name="actions" type="xsd:string" use="optional">
            <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                <documentation>
                    The (optional) list of actions, required by some permission types.
                </documentation>
            </annotation>
        </xsd:attribute>
    </xsd:complexType>

    <xsd:complexType name="conditionsType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A condition that determines if a resource is used. All conditions must resolve to true for the resource to be included in the module.
            </documentation>
        </annotation>
        <xsd:sequence>
            <xsd:element name="property-equal" type="propertyConditionType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A condition that evaluates to true if the property is equal to the provided value.
                    </documentation>
                </annotation>
            </xsd:element>
            <xsd:element name="property-not-equal" type="propertyConditionType" minOccurs="0">
                <annotation xmlns="http://www.w3.org/2001/XMLSchema">
                    <documentation>
                        A condition that evaluates to true if the property is equal to the provided value.
                    </documentation>
                </annotation>
            </xsd:element>
        </xsd:sequence>
    </xsd:complexType>

    <xsd:complexType name="propertyConditionType">
        <annotation xmlns="http://www.w3.org/2001/XMLSchema">
            <documentation>
                A condition based on the value of a system property.
            </documentation>
        </annotation>
        <xsd:attribute name="name" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    The property name
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
        <xsd:attribute name="value" use="required">
            <xsd:annotation>
                <xsd:documentation>
                    The property value
                </xsd:documentation>
            </xsd:annotation>
        </xsd:attribute>
    </xsd:complexType>
</xsd:schema>
