HTTPMethodInterceptor.java

/*
 * #%L
 * GarethHealy :: JBoss Fuse Examples :: WS Playground :: WS Security HTTPS CXF
 * %%
 * Copyright (C) 2013 - 2017 Gareth Healy
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package com.garethahealy.wssecurity.https.cxf.impl;

import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.apache.cxf.binding.soap.SoapMessage;
import org.apache.cxf.binding.soap.interceptor.AbstractSoapInterceptor;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.phase.Phase;
import org.apache.cxf.transport.http.AbstractHTTPDestination;

public class HTTPMethodInterceptor extends AbstractSoapInterceptor {

    private static final Map<String, Boolean> HTTP_METHODS;

    static {
        Map<String, Boolean> httpMap = new HashMap<String, Boolean>();
        httpMap.put("PUT", false);
        httpMap.put("GET", true);

        HTTP_METHODS = Collections.unmodifiableMap(httpMap);
    }

    public HTTPMethodInterceptor() {
        super(Phase.RECEIVE);
    }

    @Override
    public void handleMessage(SoapMessage message) throws Fault {
        HttpServletRequest request = (HttpServletRequest)message.get(AbstractHTTPDestination.HTTP_REQUEST);
        if (request != null) {
            if (!HTTP_METHODS.get(request.getMethod())) {
                throw new Fault(new IllegalArgumentException("Invalid HTTPMethod of " + request.getMethod()));
            }
        }
    }
}