Merge pull request #16627 from keithc-ca/jpp21

Add preprocessor configuration for Java 21

jcl/jpp_configuration.xml

@@ -213,6 +213,34 @@
 		<parameter name="jxerules:outputdir" value="java/lang"/>
 	</configuration>
 
+	<configuration
+		  label="JAVA21"
+		  outputpath="JAVA21/src"
+		  dependencies="JAVA20"
+		  jdkcompliance="1.8">
+		<classpathentry kind="src" path="src/java.base/share/classes"/>
+		<classpathentry kind="src" path="src/java.management/share/classes"/>
+		<classpathentry kind="src" path="src/jdk.attach/share/classes"/>
+		<classpathentry kind="src" path="src/jdk.jcmd/share/classes"/>
+		<classpathentry kind="src" path="src/jdk.management/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.criu/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.cuda/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.dataaccess/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.dtfj/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.dtfjview/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.gpu/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.jvm/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.sharedclasses/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.traceformat/share/classes"/>
+		<classpathentry kind="src" path="src/openj9.zosconditionhandling/share/classes"/>
+		<classpathentry kind="lib" path="/binaries/common/ibm/ibmjzos.jar"/>
+		<classpathentry kind="lib" path="/binaries/vm/third/rt-compressed.sunJava20.jar"/>
+		<source path="src"/>
+		<parameter name="macro:define" value="JAVA_SPEC_VERSION=21"/>
+		<parameter name="msg:outputdir" value="java.base/share/classes/com/ibm/oti/util"/>
+		<parameter name="jxerules:outputdir" value="java/lang"/>
+	</configuration>
+
 	<configuration
 		  label="OPENJ9-RAWBUILD"
 		  outputpath="OPENJ9-RAWBUILD/src"