WSDLs can be added in two ways. Either by adding a direct WSDL or by adding a ZIP archive. Therefore, to change the default location of WSDLs two location have to be edited. These are under the location element and shown below and is in the registry.xml located at $GREG_HOME/repository/conf. Since a WSDL can refer external Schemas the location of Schemas are also defined with in the handler configurations.
<handler class="org.wso2.carbon.registry.extensions.handlers.WSDLMediaTypeHandler">
<property name="schemaLocationConfiguration" type="xml">
<location>/schemas/</location>
</property>
<property name="wsdlLocationConfiguration" type="xml">
<location>/wsdls/</location>
</property>
<filter class="org.wso2.carbon.registry.core.jdbc.handlers.filters.MediaTypeMatcher">
<property name="mediaType">application/wsdl+xml</property>
</filter>
</handler>
<handler class="org.wso2.carbon.registry.extensions.handlers.ZipWSDLMediaTypeHandler">
<property name="wsdlMediaType">application/wsdl+xml</property>
<property name="schemaMediaType">application/xsd+xml</property>
<!--property name="wsdlExtension">.wsdl</property>
<property name="schemaExtension">.xsd</property>
<property name="archiveExtension">.gar</property>
<property name="tempFilePrefix">wsdl</property-->
<property name="schemaLocationConfiguration" type="xml">
<location>/schemas/</location>
</property>
<property name="wsdlLocationConfiguration" type="xml">
<location>/wsdls/</location>
</property>
<filter class="org.wso2.carbon.registry.core.jdbc.handlers.filters.MediaTypeMatcher">
<property name="mediaType">application/vnd.wso2.governance-archive</property>
</filter>
</handler>