com.sun.xml.ws.server.servlet.HttpSessionInstanceResolver Maven / Gradle / Ivy
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package com.sun.xml.ws.server.servlet;
import com.sun.istack.NotNull;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.developer.servlet.HttpSessionScope;
import com.sun.xml.ws.server.AbstractMultiInstanceResolver;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.xml.ws.WebServiceException;
import javax.xml.ws.handler.MessageContext;
/**
* Instance resolver that ties a service instance per {@link HttpSession}.
*
* TODO: how do we dispose instances?
*
* @author Kohsuke Kawaguchi
*/
public class HttpSessionInstanceResolver extends AbstractMultiInstanceResolver {
public HttpSessionInstanceResolver(@NotNull Class clazz) {
super(clazz);
}
public @NotNull T resolve(Packet request) {
HttpServletRequest sr = (HttpServletRequest) request.get(MessageContext.SERVLET_REQUEST);
if(sr==null)
throw new WebServiceException(
clazz+" has @"+ HttpSessionScope.class.getSimpleName()+" but it's deployed on non-servlet endpoint");
HttpSession session = sr.getSession();
T o = clazz.cast(session.getAttribute(clazz.getName()));
if(o==null) {
o = create();
session.setAttribute(clazz.getName(),o);
}
return o;
}
}