[refactor] Switch to Jakarta EE 9 Namespace and Schemas. Resolves a peer-review comment from @reinhapa

Author: adamretter

exist-core/src/test/resources/standalone-webapp/WEB-INF/web.xml

@@ -23,9 +23,9 @@
 
 -->
 <web-app 
-    xmlns="http://xmlns.jcp.org/xml/ns/javaee" 
+    xmlns="https://jakarta.ee/xml/ns/jakartaee"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee https://www.oracle.com/webfolder/technetwork/jsc/xml/ns/javaee/web-app_4_0.xsd"
+    xsi:schemaLocation="https://jakarta.ee/xml/ns/jakartaee https://jakarta.ee/xml/ns/jakartaee/web-app_5_0.xsd"
     metadata-complete="false"
     version="5.0">
 

exist-distribution/pom.xml

@@ -338,12 +338,12 @@
                                 <exclude>src/main/config/**</exclude>  <!-- config files shipped with eXist-db don't need copyright headers -->
                                 <exclude>src/main/scripts/codesign-jansi-mac.sh</exclude>
                                 <exclude>src/main/xslt/configure_10_0.dtd</exclude>
-                                <exclude>src/main/xslt/web-app_3_1.xsd</exclude>
-                                <exclude>src/main/xslt/javaee_web_services_client_1_4.xsd</exclude>
-                                <exclude>src/main/xslt/jsp_2_3.xsd</exclude>
+                                <exclude>src/main/xslt/web-app_5_0.xsd</exclude>
+                                <exclude>src/main/xslt/jakartaee_web_services_client_2_0.xsd</exclude>
+                                <exclude>src/main/xslt/jsp_3_0.xsd</exclude>
                                 <exclude>src/main/xslt/xml.xsd</exclude>
-                                <exclude>src/main/xslt/web-common_3_1.xsd</exclude>
-                                <exclude>src/main/xslt/javaee_7.xsd</exclude>
+                                <exclude>src/main/xslt/web-common_5_0.xsd</exclude>
+                                <exclude>src/main/xslt/jakartaee_9.xsd</exclude>
                             </excludes>
                         </licenseSet>
 

exist-distribution/src/main/xslt/catalog.xml

@@ -24,6 +24,6 @@
 <catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog">
     <system systemId="https://www.eclipse.org/jetty/configure_10_0.dtd"
             uri="configure_9_3.dtd"/>
-    <uri name="http://xmlns.jcp.org/xml/ns/javaee" uri="web-app_3_1.xsd"/>
+    <uri name="https://jakarta.ee/xml/ns/jakartae" uri="web-app_5_0.xsd"/>
     <uri name="http://www.w3.org/XML/1998/namespace" uri="xml.xsd"/>
 </catalog>