<?xml version="1.0" encoding="UTF-8"?>
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<schema xmlns="http://www.w3.org/2001/XMLSchema"
    targetNamespace="http://www.osoa.org/xmlns/sca/1.0"
    xmlns:sca="http://www.osoa.org/xmlns/sca/1.0"
    elementFormDefault="qualified">
    
    <element name="interface.java" type="sca:JavaInterface" substitutionGroup="sca:interface"/>
    <complexType name="JavaInterface">
        <complexContent>
            <extension base="sca:Interface">
                <sequence>
                    <any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded" />
                </sequence>
                <attribute name="interface" type="NCName" use="required" />
                <attribute name="callbackInterface" type="NCName" use="optional" />
                <anyAttribute namespace="##any" processContents="lax" />
            </extension>
        </complexContent>
    </complexType>
</schema>