ThirdInterceptor.java

/*
 * Copyright 2015 Petr Bouda
 *
 * 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.
 */
package org.joyrest.interceptor.aspects;

import java.util.Map;

import org.joyrest.interceptor.Interceptor;
import org.joyrest.interceptor.InterceptorChain;
import org.joyrest.model.http.HeaderName;
import org.joyrest.model.request.InternalRequest;
import org.joyrest.model.response.InternalResponse;
import static org.joyrest.model.http.HeaderName.of;

public class ThirdInterceptor implements Interceptor {

    @Override
    public InternalResponse<Object> around(InterceptorChain chain,
                                           InternalRequest<Object> request,
                                           InternalResponse<Object> response) throws Exception {
        Map<HeaderName, String> headers = request.getHeaders();

        if (!"YES".equals(headers.get(of("1"))) ||
            !"YES".equals(headers.get(of("2"))) ||
            "YES".equals(headers.get(of("3")))) {
            throw new RuntimeException("Fail during Request side in FirstAspect");
        }

        headers.put(of("3"), "YES");

        InternalResponse<Object> resp = chain.proceed(request, response);

        if (!"YES".equals(headers.get(of("1"))) ||
            !"YES".equals(headers.get(of("2"))) ||
            !"YES".equals(headers.get(of("3")))) {
            throw new RuntimeException("Fail during Response side in FirstAspect");
        }

        headers.remove(of("3"));
        return resp;
    }

    @Override
    public int getOrder() {
        return 100;
    }
}