<?xml version="1.0" encoding="ISO-8859-1"?>
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<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"
           targetNamespace="http://ws.apache.org/ns/synapse"
           xmlns="http://ws.apache.org/ns/synapse">

    <xs:include schemaLocation="../mediators.xsd"/>

    <xs:element name="cache">
        <xs:annotation>
            <xs:documentation source="description">
                Cache mediator to cache the response messages
            </xs:documentation>
        </xs:annotation>
        <xs:complexType>
            <xs:sequence>
                <xs:element name="implementation" minOccurs="0" maxOccurs="1">
                    <xs:annotation>
                        <xs:documentation>
                            The cache implementation type and configurations
                        </xs:documentation>
                    </xs:annotation>
                    <xs:complexType>
                        <xs:attribute name="type" use="optional">
                            <xs:simpleType>
                                <xs:restriction base="xs:string">
                                    <xs:enumeration value="memory"/>
                                    <xs:enumeration value="disk"/>
                                </xs:restriction>
                            </xs:simpleType>
                        </xs:attribute>
                        <xs:attribute name="maxSize" type="xs:int" use="optional"/>
                    </xs:complexType>
                </xs:element>
                <xs:element name="onCacheHit" minOccurs="0" maxOccurs="1">
                    <xs:annotation>
                        <xs:documentation>
                            If a cache hit occurs, the sequence or the mediator list to be invoked
                        </xs:documentation>
                    </xs:annotation>
                    <xs:complexType>
                        <xs:group ref="mediatorList" minOccurs="1" maxOccurs="unbounded"/>
                        <xs:attribute name="sequence" type="xs:string" use="optional"/>
                    </xs:complexType>
                </xs:element>
            </xs:sequence>
            <xs:attribute name="id" type="xs:string" use="optional"/>
            <xs:attribute name="hashGenerator" type="xs:string" use="optional" default="org.wso2.caching.digest.DOMHASHGenerator"/>
            <xs:attribute name="timeout" type="xs:int" use="optional"/>
            <xs:attribute name="collector" type="xs:boolean" use="required"/>
            <xs:attribute name="maxMessageSize" type="xs:int" use="optional"/>
            <xs:attribute name="scope" use="optional" default="per-host">
                <xs:simpleType>
                    <xs:restriction base="xs:string">
                        <xs:enumeration value="per-host"/>
                        <xs:enumeration value="per-mediator"/>
                    </xs:restriction>
                </xs:simpleType>
            </xs:attribute>
        </xs:complexType>
    </xs:element>

</xs:schema>