tests/org.eclipse.wst.xsd.ui.tests/testresources/XSD/ImportsWithNamespace/RefByAttribute/Used/Main.xsd

<?xml version="1.0" encoding="UTF-8"?>
<xsd:schema targetNamespace="http://www.example.org/Main"
	elementFormDefault="qualified"
	xmlns:xsd="http://www.w3.org/2001/XMLSchema"
	xmlns:imp="http://www.example.org/Import"
	xmlns="http://www.example.org/Main">

    <xsd:import schemaLocation="../../Import1.xsd" namespace="http://www.example.org/Import"></xsd:import>

	<xsd:element name="MainElement1" type="MainCT"></xsd:element>

	<xsd:complexType name="MainCT">
		<xsd:attribute ref="imp:ImpAttr1"></xsd:attribute>
	</xsd:complexType>
</xsd:schema>