<?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">
                Looks for a previously cached message (which is similar to the current message) and, if found, the
                cached response is used for the current message.
            </xs:documentation>
        </xs:annotation>
        <xs:complexType>
            <xs:sequence>
                <xs:element name="implementation" minOccurs="1" maxOccurs="1">
                    <xs:annotation>
                        <xs:documentation>
                            The cache implementation type and configurations
                        </xs:documentation>
                    </xs:annotation>
                    <xs:complexType>
                        <xs:attribute name="maxSize" type="xs:int" use="optional"/>
                    </xs:complexType>
                </xs:element>
                <xs:element name="onCacheHit" minOccurs="1" 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:element name="protocol" minOccurs="1" maxOccurs="1">
                    <xs:complexType>
                        <xs:sequence>
                            <xs:element name="methods" minOccurs="1" maxOccurs="1"/>
                            <xs:element name="headersToExcludeInHash" minOccurs="1" maxOccurs="1"/>
                            <xs:element name="responseCodes" minOccurs="1" maxOccurs="1"/>
                            <xs:element name="enableCacheControl" minOccurs="1" maxOccurs="1"/>
                            <xs:element name="includeAgeHeader" minOccurs="1" maxOccurs="1"/>
                            <xs:element name="hashGenerator" minOccurs="1" maxOccurs="1"/>
                        </xs:sequence>
                        <xs:attribute name="type" type="xs:string" default="http"/>
                    </xs:complexType>
                </xs:element>
            </xs:sequence>
            <xs:attribute name="timeout" type="xs:int" use="optional"/>
            <xs:attribute name="collector" type="xs:boolean" use="required" default="false"/>
            <xs:attribute name="maxMessageSize" type="xs:int" use="optional"/>
        </xs:complexType>
    </xs:element>

</xs:schema>