/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
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 * When distributing the software, include this License Header Notice in each
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package com.sun.enterprise.webservice;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Iterator;

import javax.xml.ws.handler.Handler;
import javax.xml.ws.handler.HandlerResolver;
import javax.xml.ws.handler.PortInfo;
import com.sun.xml.ws.api.BindingID;

/**
 * This implements the HandlerResolver interface introduced in JAXWS
 */
public class HandlerResolverImpl implements HandlerResolver {
    
    private Map<PortInfo, List<Handler>> chainMap;
    
    public HandlerResolverImpl() {
        chainMap = new HashMap<PortInfo, List<Handler>>();
    }

    public List<Handler> getHandlerChain(PortInfo info) {
        Iterator<PortInfo> piSet = chainMap.keySet().iterator();
        List<Handler> chain = null;
        while(piSet.hasNext()) {
            PortInfo next = piSet.next();
            PortInfoImpl tmp = 
                new PortInfoImpl(BindingID.parse(info.getBindingID()),
                info.getPortName(), info.getServiceName());
            if(tmp.equals(next)) {
                chain = chainMap.get(next);
                break;
            }
        }
        if (chain == null) {
            chain = new ArrayList<Handler>();
        }
        return chain;
    }
    
    public void setHandlerChain(PortInfo info, List<Handler> chain) {
        List<Handler> currentList = chainMap.get(info);
        if(currentList==null) {
            chainMap.put(info, chain);
        } else {
            currentList.addAll(chain);
        }
    }
}