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

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  ~ Copyright 2017 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
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  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
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  -->

<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
           targetNamespace="urn:jboss:domain:logging:5.0"
           xmlns="urn:jboss:domain:logging:5.0"
           elementFormDefault="qualified"
           attributeFormDefault="unqualified"
           version="5.0">

    <!-- The logging subsystem root element -->
    <xs:element name="subsystem" type="subsystem"/>

    <xs:complexType name="subsystem">
        <xs:annotation>
            <xs:documentation>
                <![CDATA[
                The configuration of the logging subsystem.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="logger" type="loggerType"/>
            <xs:element name="root-logger" type="rootLoggerType"/>
            <xs:element name="console-handler" type="consoleHandlerType"/>
            <xs:element name="file-handler" type="fileHandlerType"/>
            <xs:element name="periodic-rotating-file-handler" type="periodicFileHandlerType"/>
            <xs:element name="periodic-size-rotating-file-handler" type="periodicSizeFileHandlerType"/>
            <xs:element name="size-rotating-file-handler" type="sizeFileHandlerType"/>
            <xs:element name="async-handler" type="asyncHandlerType"/>
            <xs:element name="custom-handler" type="customHandlerType"/>
            <xs:element name="syslog-handler" type="syslogHandlerType"/>
            <xs:element name="formatter" type="formatterType"/>
            <xs:element name="add-logging-api-dependencies" type="booleanTrueValueType">
                <xs:annotation>
                    <xs:documentation>
                        <![CDATA[
                            Determines whether or not the default logging dependencies should be added to deployments during the deployment process.
                        ]]>
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="use-deployment-logging-config" type="booleanTrueValueType">
                <xs:annotation>
                    <xs:documentation>
                        Determines whether or not deployments should be scanned for configuration files. If set to
                        true and a configuration file is found the log manager will be configured based on the
                        configuration file.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="logging-profiles" type="logging-profilesType" minOccurs="0" maxOccurs="1"/>
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="logging-profilesType">
        <xs:annotation>
            <xs:documentation>
                Contains a list of profiles available for use in deployments
            </xs:documentation>
        </xs:annotation>
        <xs:sequence>
            <xs:element name="logging-profile" type="logging-profileType" minOccurs="0" maxOccurs="unbounded"/>
        </xs:sequence>
    </xs:complexType>

    <xs:complexType name="logging-profileType">
        <xs:annotation>
            <xs:documentation>
                A logging profile that can be used in a deployment for a custom logging configuration.
            </xs:documentation>
        </xs:annotation>
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="logger" type="loggerType"/>
            <xs:element name="root-logger" type="rootLoggerType"/>
            <xs:element name="console-handler" type="consoleHandlerType"/>
            <xs:element name="file-handler" type="fileHandlerType"/>
            <xs:element name="periodic-rotating-file-handler" type="periodicFileHandlerType"/>
            <xs:element name="periodic-size-rotating-file-handler" type="periodicSizeFileHandlerType"/>
            <xs:element name="size-rotating-file-handler" type="sizeFileHandlerType"/>
            <xs:element name="async-handler" type="asyncHandlerType"/>
            <xs:element name="custom-handler" type="customHandlerType"/>
            <xs:element name="syslog-handler" type="syslogHandlerType"/>
            <xs:element name="formatter" type="formatterType"/>
        </xs:choice>
        <xs:attribute name="name" type="xs:string" use="required"/>
    </xs:complexType>

    <xs:complexType name="propertiesType">
        <xs:annotation>
            <xs:documentation>
                A collection of free-form properties.
            </xs:documentation>
        </xs:annotation>
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="property">
                <xs:complexType>
                    <xs:attribute name="name" type="xs:string" use="required"/>
                    <xs:attribute name="value" type="xs:string" use="optional"/>
                </xs:complexType>
            </xs:element>
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="refType">
        <xs:annotation>
            <xs:documentation>
                A named reference to another object.
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="name" type="xs:string" use="required"/>
    </xs:complexType>

    <xs:complexType name="handlersType">
        <xs:annotation>
            <xs:documentation>
                A collection of handlers to apply to the enclosing object.
            </xs:documentation>
        </xs:annotation>
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="handler" type="refType"/>
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="rootLoggerType">
        <xs:annotation>
            <xs:documentation>
                Defines the root logger for this log context.
            </xs:documentation>
        </xs:annotation>
        <xs:all minOccurs="1" maxOccurs="1">
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="handlers" type="handlersType" minOccurs="0"/>
        </xs:all>
    </xs:complexType>

    <xs:complexType name="loggerType">
        <xs:annotation>
            <xs:documentation>
                Defines a logger category.
            </xs:documentation>
        </xs:annotation>
        <xs:complexContent>
            <xs:extension base="rootLoggerType">
                <xs:attribute name="use-parent-handlers" type="xs:boolean" use="optional" default="true"/>
                <xs:attribute name="category" type="xs:string" use="required"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>

    <xs:complexType name="consoleHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a handler which writes to the console.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="encoding" type="valueType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="formatter" type="handlerFormatterType" minOccurs="0"/>
            <xs:element name="target" minOccurs="0">
                <xs:complexType>
                    <xs:attribute name="name" use="required">
                        <xs:simpleType>
                            <xs:restriction base="xs:token">
                                <xs:enumeration value="System.out"/>
                                <xs:enumeration value="System.err"/>
                                <xs:enumeration value="console"/>
                            </xs:restriction>
                        </xs:simpleType>
                    </xs:attribute>
                </xs:complexType>
            </xs:element>
        </xs:all>
        <xs:attribute name="autoflush" type="xs:boolean" use="optional" default="true"/>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
    </xs:complexType>

    <xs:complexType name="fileHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a handler which writes to a file.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="encoding" type="valueType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="formatter" type="handlerFormatterType" minOccurs="0"/>
            <xs:element name="file" type="pathType" minOccurs="1"/>
            <xs:element name="append" type="booleanValueType" minOccurs="0"/>
        </xs:all>
        <xs:attribute name="autoflush" type="xs:boolean" use="optional" default="true"/>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
    </xs:complexType>

    <xs:complexType name="periodicFileHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a handler which writes to a file, rotating the log after a time period derived from the given
                suffix string, which should be in a format understood by java.text.SimpleDateFormat.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="encoding" type="valueType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="formatter" type="handlerFormatterType" minOccurs="0"/>
            <xs:element name="file" type="pathType"/>
            <xs:element name="suffix" type="valueType"/>
            <xs:element name="append" type="booleanValueType" minOccurs="0"/>
        </xs:all>
        <xs:attribute name="autoflush" type="xs:boolean" use="optional" default="true"/>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
    </xs:complexType>

    <xs:complexType name="periodicSizeFileHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a handler which writes to a file, rotating the log after the size of the file grows beyond a
                certain point or the time period derived from the given suffix string and keeping a fixed number of
                backups. The suffix should be in a format understood by java.text.SimpleDateFormat.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="encoding" type="valueType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="formatter" type="handlerFormatterType" minOccurs="0"/>
            <xs:element name="file" type="pathType"/>
            <xs:element name="rotate-size" type="sizeType" minOccurs="0"/>
            <xs:element name="max-backup-index" type="positiveIntType" minOccurs="0"/>
            <xs:element name="suffix" type="valueType"/>
            <xs:element name="append" type="booleanValueType" minOccurs="0"/>
        </xs:all>
        <xs:attribute name="autoflush" type="xs:boolean" use="optional" default="true"/>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
        <xs:attribute name="rotate-on-boot" type="xs:boolean" use="optional" default="false"/>
    </xs:complexType>

    <xs:complexType name="sizeFileHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a handler which writes to a file, rotating the log after the size of the file grows beyond a
                certain point and keeping a fixed number of backups.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="encoding" type="valueType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="formatter" type="handlerFormatterType" minOccurs="0"/>
            <xs:element name="file" type="pathType"/>
            <xs:element name="rotate-size" type="sizeType" minOccurs="0"/>
            <xs:element name="max-backup-index" type="positiveIntType" minOccurs="0"/>
            <xs:element name="suffix" type="valueType" minOccurs="0"/>
            <xs:element name="append" type="booleanValueType" minOccurs="0"/>
        </xs:all>
        <xs:attribute name="autoflush" type="xs:boolean" use="optional" default="true"/>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
        <xs:attribute name="rotate-on-boot" type="xs:boolean" use="optional" default="false"/>
    </xs:complexType>

    <xs:complexType name="asyncHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a handler which writes to the sub-handlers in an asynchronous thread. Used for handlers which
                introduce a substantial amount of lag.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="queue-length" type="queueLengthType" minOccurs="1" maxOccurs="1"/>
            <xs:element name="overflow-action" type="overflowActionType" minOccurs="0"/>
            <xs:element name="subhandlers" type="handlersType"/>
        </xs:all>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
    </xs:complexType>

    <xs:complexType name="customHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a custom handler.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="encoding" type="valueType" minOccurs="0"/>
            <xs:element name="filter-spec" type="valueType" minOccurs="0"/>
            <xs:element name="formatter" type="handlerFormatterType" minOccurs="0"/>
            <xs:element name="properties" type="propertiesType" minOccurs="0"/>
        </xs:all>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="module" type="xs:string" use="required"/>
        <xs:attribute name="class" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
    </xs:complexType>

    <xs:complexType name="syslogHandlerType">
        <xs:annotation>
            <xs:documentation>
                Defines a syslog handler for UNIX/Linux based operating systems.
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="level" type="refType" minOccurs="0"/>
            <xs:element name="server-address" type="valueType" minOccurs="0" maxOccurs="1">
                <xs:annotation>
                    <xs:documentation>
                        The address of the syslog server. The default is localhost.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="hostname" type="valueType" minOccurs="0" maxOccurs="1">
                <xs:annotation>
                    <xs:documentation>
                        The name of the host the messages are being sent from. For example the name of the host the
                        application server is running on.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="port" type="positiveIntType" minOccurs="0" maxOccurs="1">
                <xs:annotation>
                    <xs:documentation>
                        The port the syslog server is listening on. The default is 514.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="app-name" type="valueType" minOccurs="0" maxOccurs="1">
                <xs:annotation>
                    <xs:documentation>
                        The app name used when formatting the message in RFC5424 format. By default the app name is
                        &quot;java&quot;
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="formatter" type="syslogFormatterType" minOccurs="0" maxOccurs="1"/>
            <xs:element name="facility" type="facilityType" minOccurs="0" maxOccurs="1"/>
        </xs:all>
        <xs:attribute name="name" type="xs:string" use="required"/>
        <xs:attribute name="enabled" type="xs:boolean" use="optional" default="true"/>
    </xs:complexType>

    <xs:complexType name="queueLengthType">
        <xs:attribute name="value" use="required">
            <xs:simpleType>
                <xs:restriction base="xs:positiveInteger">
                    <xs:minExclusive value="1"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="overflowActionType">
        <xs:attribute name="value" use="required">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="block"/>
                    <xs:enumeration value="discard"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="positiveIntType">
        <xs:attribute name="value" use="required" type="xs:positiveInteger"/>
    </xs:complexType>

    <xs:complexType name="booleanValueType">
        <xs:attribute name="value" use="required" type="xs:boolean"/>
    </xs:complexType>

    <xs:complexType name="booleanTrueValueType">
        <xs:attribute name="value" type="xs:boolean" default="true"/>
    </xs:complexType>

    <xs:complexType name="valueType">
        <xs:attribute name="value" use="required" type="xs:string"/>
    </xs:complexType>

    <xs:complexType name="pathType">
        <xs:attribute name="relative-to" use="optional" type="xs:string"/>
        <xs:attribute name="path" use="required" type="xs:string"/>
    </xs:complexType>

    <xs:complexType name="sizeType">
        <xs:attribute name="value">
            <xs:simpleType>
                <xs:restriction base="xs:string">
                    <!-- XSD doesn't allow ^ or $ so ^[0-9]+[bkmgtp]?$ is invalid -->
                    <xs:pattern value="[0-9]+[bkmgtp]"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="facilityType">
        <xs:annotation>
            <xs:documentation>
                Facility as defined by RFC-5424 (http://tools.ietf.org/html/rfc5424)and RFC-3164
                (http://tools.ietf.org/html/rfc3164).
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="value" use="required">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="kernel"/>
                    <xs:enumeration value="user-level"/>
                    <xs:enumeration value="mail-system"/>
                    <xs:enumeration value="system-daemons"/>
                    <xs:enumeration value="security"/>
                    <xs:enumeration value="syslogd"/>
                    <xs:enumeration value="line-printer"/>
                    <xs:enumeration value="network-news"/>
                    <xs:enumeration value="uucp"/>
                    <xs:enumeration value="clock-daemon"/>
                    <xs:enumeration value="security2"/>
                    <xs:enumeration value="ftp-daemon"/>
                    <xs:enumeration value="ntp"/>
                    <xs:enumeration value="log-audit"/>
                    <xs:enumeration value="log-alert"/>
                    <xs:enumeration value="clock-daemon2"/>
                    <xs:enumeration value="local-use-0"/>
                    <xs:enumeration value="local-use-1"/>
                    <xs:enumeration value="local-use-2"/>
                    <xs:enumeration value="local-use-3"/>
                    <xs:enumeration value="local-use-4"/>
                    <xs:enumeration value="local-use-5"/>
                    <xs:enumeration value="local-use-6"/>
                    <xs:enumeration value="local-use-7"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:complexType>

    <!-- Formatters -->

    <xs:complexType name="formatterType">
        <xs:annotation>
            <xs:documentation>
                A formatter that can be assigned to a handler.
            </xs:documentation>
        </xs:annotation>
        <xs:choice minOccurs="1" maxOccurs="1">
            <xs:element name="pattern-formatter" type="patternFormatterType" maxOccurs="1"/>
            <xs:element name="custom-formatter" type="customFormatterType" maxOccurs="1"/>
            <xs:element name="json-formatter" type="structuredFormatterType">
                <xs:annotation>
                    <xs:documentation>
                        <![CDATA[
                            Defines a JSON formatter to be used to format log messages.
                        ]]>
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="xml-formatter" type="xmlFormatterType">
                <xs:annotation>
                    <xs:documentation>
                        <![CDATA[
                            Defines a XML formatter to be used to format log messages.
                        ]]>
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:choice>
        <xs:attribute name="name" type="xs:string" use="required"/>
    </xs:complexType>

    <xs:complexType name="handlerFormatterType">
        <xs:annotation>
            <xs:documentation>
                Defines a formatter.
            </xs:documentation>
        </xs:annotation>
        <xs:choice minOccurs="1" maxOccurs="1">
            <xs:element name="pattern-formatter" type="handlerPatternFormatterType" maxOccurs="1"/>
            <xs:element name="named-formatter" type="namedFormatterType" maxOccurs="1"/>
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="handlerPatternFormatterType">
        <xs:annotation>
            <xs:documentation>
                Defines a pattern formatter. See the documentation for
                org.jboss.logmanager.formatters.FormatStringParser
                for more information about the format string.
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="pattern" type="xs:string" use="required"/>
    </xs:complexType>

    <xs:complexType name="patternFormatterType">
        <xs:annotation>
            <xs:documentation>
                Defines a pattern formatter. See the documentation for
                org.jboss.logmanager.formatters.FormatStringParser
                for more information about the format string.

                The color-map attribute allows for a comma delimited list of colors to be used for different levels. The
                format is level-name:color-name.

                Valid Levels; severe, fatal, error, warn, warning, info, debug, trace, config, fine, finer, finest

                Valid Colors; black, green, red, yellow, blue, magenta, cyan, white, brightblack, brightred,
                brightgreen,
                brightblue, brightyellow, brightmagenta, brightcyan, brightwhite
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="pattern" type="xs:string" use="required">
            <xs:annotation>
                <xs:documentation>
                    The format pattern as defined in org.jboss.logmanager.formatters.FormatStringParser.
                </xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="color-map" type="xs:string">
            <xs:annotation>
                <xs:documentation>
                    The color-map attribute allows for a comma delimited list of colors to be used for different levels.
                    The
                    format is level-name:color-name.

                    Valid Levels; severe, fatal, error, warn, warning, info, debug, trace, config, fine, finer, finest

                    Valid Colors; black, green, red, yellow, blue, magenta, cyan, white, brightblack, brightred,
                    brightgreen,
                    brightblue, brightyellow, brightmagenta, brightcyan, brightwhite
                </xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="structuredFormatterType">
        <xs:all>
            <xs:element name="exception-output-type" type="exceptionOutputType" minOccurs="0">
                <xs:annotation>
                    <xs:documentation>
                        Indicates how the cause of the logged message, if one is available, will be added to the output.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="record-delimiter" type="valueType" minOccurs="0">
                <xs:annotation>
                    <xs:documentation>
                        The value to be used to indicate the end of a record. If set to null no delimiter will be used
                        at the end of the record. The default value is a line feed.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="key-overrides" type="keyOverrideType" minOccurs="0">
                <xs:annotation>
                    <xs:documentation>
                        Allows the names of the keys or elements for the properties to be overridden.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
            <xs:element name="meta-data" type="propertiesType" minOccurs="0">
                <xs:annotation>
                    <xs:documentation>
                        Sets the meta data to use in the structured format. Properties will be added to each log message.
                    </xs:documentation>
                </xs:annotation>
            </xs:element>
        </xs:all>
        <xs:attribute name="date-format" type="xs:string">
            <xs:annotation>
                <xs:documentation>
                    The date/time format pattern. The pattern must be a valid
                    java.time.format.DateTimeFormatter.ofPattern() pattern.
                </xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="pretty-print" type="xs:boolean" default="false">
            <xs:annotation>
                <xs:documentation>
                    Indicates whether or not pretty printing should be used when formatting.
                </xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="print-details" type="xs:boolean" default="false">
            <xs:annotation>
                <xs:documentation>
                    Sets whether or not details should be printed. Printing the details can be expensive as the values
                    are retrieved from the caller. The details include the source class name, source file name, source
                    method name and source line number.
                </xs:documentation>
            </xs:annotation>
        </xs:attribute>
        <xs:attribute name="zone-id" type="xs:string">
            <xs:annotation>
                <xs:documentation>
                    The zone ID for formatting the date and time. The system default is used if left undefined.
                </xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="xmlFormatterType">
        <xs:complexContent>
            <xs:extension base="structuredFormatterType">
                <xs:attribute name="namespace-uri" type="xs:string">
                    <xs:annotation>
                        <xs:documentation>
                            Allows the namespace to be overridden. If not defined a default will be used.
                        </xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="print-namespace" type="xs:boolean" default="false">
                    <xs:annotation>
                        <xs:documentation>
                            Indicates whether or no the namespace should be added to each record element.
                        </xs:documentation>
                    </xs:annotation>
                </xs:attribute>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>

    <xs:complexType name="customFormatterType">
        <xs:annotation>
            <xs:documentation>
                <![CDATA[
                Defines a formatter to be used to format log messages.

                Note that most log records are formatted in the printf format. Formatters may require invocation of org.jboss.logmanager.ExtLogRecord#getFormattedMessage() for the message to be properly formatted.
                ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="properties" type="propertiesType" minOccurs="0"/>
        </xs:all>
        <xs:attribute name="module" type="xs:string" use="required"/>
        <xs:attribute name="class" type="xs:string" use="required"/>
    </xs:complexType>

    <xs:complexType name="namedFormatterType">
        <xs:annotation>
            <xs:documentation>
                The name of a defined formatter that will be used to format the log message.
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="name" type="xs:string" use="required"/>
    </xs:complexType>

    <xs:complexType name="exceptionOutputType">
        <xs:annotation>
            <xs:documentation>
                Set the output type for exceptions. The default is detailed.
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="value" use="required">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="detailed">
                        <xs:annotation>
                            <xs:documentation>
                                The cause, if present, will be an array of stack trace elements. This will include
                                suppressed exceptions and the cause of the exception.
                            </xs:documentation>
                        </xs:annotation>
                    </xs:enumeration>
                    <xs:enumeration value="formatted">
                        <xs:annotation>
                            <xs:documentation>
                                The cause, if present, will be a string representation of the stack trace in a
                                stackTrace property. The property value is a string created by
                                Throwable.printStackTrace().
                            </xs:documentation>
                        </xs:annotation>
                    </xs:enumeration>
                    <xs:enumeration value="detailed-and-formatted">
                        <xs:annotation>
                            <xs:documentation>
                                The cause, if present, will be a string representation of the stack trace in a
                                stackTrace property. The property value is a string created by
                                Throwable.printStackTrace().
                            </xs:documentation>
                        </xs:annotation>
                    </xs:enumeration>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:complexType>

    <xs:complexType name="keyOverrideType">
        <xs:attribute name="exception" type="xs:string"/>
        <xs:attribute name="exception-caused-by" type="xs:string"/>
        <xs:attribute name="exception-circular-reference" type="xs:string"/>
        <xs:attribute name="exception-frame" type="xs:string"/>
        <xs:attribute name="exception-frame-class" type="xs:string"/>
        <xs:attribute name="exception-frame-line" type="xs:string"/>
        <xs:attribute name="exception-frame-method" type="xs:string"/>
        <xs:attribute name="exception-frames" type="xs:string"/>
        <xs:attribute name="exception-message" type="xs:string"/>
        <xs:attribute name="exception-reference-id" type="xs:string"/>
        <xs:attribute name="exception-suppressed" type="xs:string"/>
        <xs:attribute name="exception-type" type="xs:string"/>
        <xs:attribute name="host-name" type="xs:string"/>
        <xs:attribute name="level" type="xs:string"/>
        <xs:attribute name="logger-class-name" type="xs:string"/>
        <xs:attribute name="logger-name" type="xs:string"/>
        <xs:attribute name="mdc" type="xs:string"/>
        <xs:attribute name="message" type="xs:string"/>
        <xs:attribute name="ndc" type="xs:string"/>
        <xs:attribute name="process-id" type="xs:string"/>
        <xs:attribute name="process-name" type="xs:string"/>
        <xs:attribute name="record" type="xs:string"/>
        <xs:attribute name="sequence" type="xs:string"/>
        <xs:attribute name="source-class-name" type="xs:string"/>
        <xs:attribute name="source-file-name" type="xs:string"/>
        <xs:attribute name="source-line-number" type="xs:string"/>
        <xs:attribute name="source-method-name" type="xs:string"/>
        <xs:attribute name="source-module-name" type="xs:string"/>
        <xs:attribute name="source-module-version" type="xs:string"/>
        <xs:attribute name="stack-trace" type="xs:string"/>
        <xs:attribute name="thread-id" type="xs:string"/>
        <xs:attribute name="thread-name" type="xs:string"/>
        <xs:attribute name="timestamp" type="xs:string"/>
    </xs:complexType>

    <xs:complexType name="syslogFormatterType">
        <xs:annotation>
            <xs:documentation>
                Defines a formatter.
            </xs:documentation>
        </xs:annotation>
        <xs:choice minOccurs="1" maxOccurs="1">
            <xs:element name="syslog-format" type="syslogFormatType" maxOccurs="1"/>
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="syslogFormatType">
        <xs:annotation>
            <xs:documentation>
                Formats the log message according to the RFC specification.
            </xs:documentation>
        </xs:annotation>
        <xs:attribute name="syslog-type" use="required">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="RFC5424">
                        <xs:annotation>
                            <xs:documentation>
                                Formats the message according the the RFC-5424 specification
                                (http://tools.ietf.org/html/rfc5424#section-6)
                            </xs:documentation>
                        </xs:annotation>
                    </xs:enumeration>
                    <xs:enumeration value="RFC3164">
                        <xs:annotation>
                            <xs:documentation>
                                Formats the message according the the RFC-3164 specification
                                (http://tools.ietf.org/html/rfc3164#section-4.1)
                            </xs:documentation>
                        </xs:annotation>
                    </xs:enumeration>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:complexType>

</xs:schema>