ServerHandler.java

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package xop.hello_handler.server;

import javax.xml.ws.handler.soap.SOAPHandler;
import javax.xml.ws.handler.soap.SOAPMessageContext;
import javax.xml.ws.handler.MessageContext;
import javax.xml.soap.SOAPMessage;
import java.util.Set;
import java.util.List;
import java.util.Map;
import java.util.HashMap;

/**
 * @author Vivek Pandey
 */
public class ServerHandler implements SOAPHandler<SOAPMessageContext> {
    public Set getHeaders() {
        return null;
    }

    public boolean handleMessage(SOAPMessageContext context) {
        SOAPMessageContext smc = context;
        SOAPMessage message = smc.getMessage();
        //Set a property and verify in ApplicationContext to verify if handler has executed.
        context.put("MyHandler_Property","foo");
        context.setScope("MyHandler_Property",MessageContext.Scope.APPLICATION);
        
        Map<String, List<String>> map = null;
        if(!(Boolean)context.get(MessageContext.MESSAGE_OUTBOUND_PROPERTY)){
            map = (Map<String,List<String>>)context.get(MessageContext.HTTP_REQUEST_HEADERS);
            if (!verifyContentTypeHttpHeader(map)){
                  throw new RuntimeException("In ServerSOAPHandler:processInboundMessage: FAILED");
            }            
        }

        return true;
    }

    public boolean handleFault(SOAPMessageContext context) {
        return false;
    }

    public void close(MessageContext context) {

    }

    private boolean verifyContentTypeHttpHeader(Map<String,List<String>> m) {
        Map<String,List<String>> map = convertKeysToLowerCase(m);
        List<String> values=map.get("content-type");
	      String sValues = values.toString().toLowerCase();
        if (sValues != null) {
           if ((sValues.indexOf("multipart/related") >= 0) &&
               (sValues.indexOf("text/xml") >= 0) &&
               (sValues.indexOf("application/xop+xml") >= 0) &&
                   (sValues.indexOf("start=") >= 0)) {
                return true;
           } else {
               System.out.println("FAILED: : INVALID HTTP Content-type [\"+sValues+\"]\"");
               return false;
           }
        } else {
            System.out.println("FAILED: the HTTP header Content-Type was not found");
            return false;
        }
    }

    private static Map<String, List<String>> convertKeysToLowerCase(
        Map<String, List<String>> in) {

        Map<String, List<String>> out = new HashMap<String, List<String>>();
        if (in != null) {
            for(Map.Entry<String, List<String>> e : in.entrySet()) {
                if (e.getKey() != null)
                    out.put(e.getKey().toLowerCase(), e.getValue());
                else
                    out.put(e.getKey(), e.getValue());
            }
        }
        return out;
    }


}