/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.
 */
package org.apache.cxf.jaxrs.security;

import java.util.Map;

import javax.ws.rs.core.Response;

import org.apache.cxf.interceptor.security.AbstractAuthorizingInInterceptor;
import org.apache.cxf.interceptor.security.AccessDeniedException;
import org.apache.cxf.interceptor.security.SecureAnnotationsInterceptor;
import org.apache.cxf.interceptor.security.SimpleAuthorizingInterceptor;
import org.apache.cxf.jaxrs.ext.RequestHandler;
import org.apache.cxf.jaxrs.model.ClassResourceInfo;
import org.apache.cxf.message.Message;

public class SimpleAuthorizingFilter implements RequestHandler {

    private AbstractAuthorizingInInterceptor interceptor;
    
    public Response handleRequest(Message m, ClassResourceInfo resourceClass) {
        try {
            interceptor.handleMessage(m);
            return null;
        } catch (AccessDeniedException ex) {
            return Response.status(Response.Status.FORBIDDEN).build();
        }
    }

    public void setMethodRolesMap(Map<String, String> rolesMap) {
        checkInterceptor();
        SimpleAuthorizingInterceptor simple = new SimpleAuthorizingInterceptor();
        simple.setMethodRolesMap(rolesMap);
        interceptor = simple; 
    }
    
    public void setSecuredObject(Object securedObject) {
        checkInterceptor();
        SecureAnnotationsInterceptor simple = new SecureAnnotationsInterceptor();
        simple.setSecuredObject(securedObject);
        interceptor = simple; 
    }
    
    private void checkInterceptor() {
        if (interceptor != null) {
            throw new IllegalStateException("Filter has already been initialized");
        }
    }
}
