package com.peterphi.servicemanager.service.rest.resource.type;

import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElementWrapper;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlType;
import java.util.ArrayList;
import java.util.List;

@XmlRootElement(name = "ProvisionResourceParameters")
@XmlType(name = "ProvisionResourceParameters")
public class ProvisionResourceParametersDTO
{
	@XmlElementWrapper(name = "metadata")
	@XmlElement(name = "kvp")
	public List<ResourceKVP> metadata = new ArrayList<>(0);
}

package com.peterphi.servicemanager.service.rest.resource.type;

import com.peterphi.std.util.jaxb.JAXBSerialiser;

import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElementWrapper;
import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlType;
import java.util.ArrayList;
import java.util.List;

@XmlRootElement(name = "ProvisionResourceParameters")
@XmlType(name = "ProvisionResourceParameters")
public class ProvisionResourceParametersDTO
{
	@XmlElementWrapper(name = "metadata")
	@XmlElement(name = "kvp")
	public List<ResourceKVP> metadata = new ArrayList(0);


	public static void main(String[] args) throws Exception
	{
		System.out.println(JAXBSerialiser.getInstance(ProvisionResourceParametersDTO.class)
		                                 .serialise(new ProvisionResourceParametersDTO()));
	}
}

--- 
+++ 
@@ -1,6 +1,4 @@
 package com.peterphi.servicemanager.service.rest.resource.type;
-
-import com.peterphi.std.util.jaxb.JAXBSerialiser;
 
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.bind.annotation.XmlElementWrapper;
@@ -15,12 +13,5 @@
 {
 	@XmlElementWrapper(name = "metadata")
 	@XmlElement(name = "kvp")
-	public List<ResourceKVP> metadata = new ArrayList(0);
-
-
-	public static void main(String[] args) throws Exception
-	{
-		System.out.println(JAXBSerialiser.getInstance(ProvisionResourceParametersDTO.class)
-		                                 .serialise(new ProvisionResourceParametersDTO()));
-	}
+	public List<ResourceKVP> metadata = new ArrayList<>(0);
 }
Remove debug code to print example provision XML
