/*
 * Copyright (c) 2020 Oracle and/or its affiliates.
 *
 * 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 io.helidon.tests.integration.mp.autodiscovery;

import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;
import javax.ws.rs.container.ContainerRequestContext;
import javax.ws.rs.container.ContainerResponseContext;
import javax.ws.rs.container.ContainerResponseFilter;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.Provider;

import org.eclipse.microprofile.config.inject.ConfigProperty;

/**
 * Simple CDI-managed filter that should be discovered, configured
 * and registered automatically.
 */
@ApplicationScoped
@Provider
public class HeaderAddingFilter implements ContainerResponseFilter {
    @Inject
    @ConfigProperty(name = "filter.header.name")
    private String name;

    @Inject
    @ConfigProperty(name = "filter.header.value")
    private String value;

    @Override
    public void filter(ContainerRequestContext requestContext, ContainerResponseContext responseContext) {
        MultivaluedMap<String, Object> headers = responseContext.getHeaders();

        headers.add(name, value);
    }
}
