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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Nordix Foundation.
* ================================================================================
* Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.clamp.common.acm.rest;
import java.io.IOException;
import java.util.UUID;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
@Component
@Order(2)
public class RequestResponseLoggingFilter implements Filter {
private static final String VERSION_MINOR_NAME = "X-MinorVersion";
private static final String VERSION_PATCH_NAME = "X-PatchVersion";
private static final String VERSION_LATEST_NAME = "X-LatestVersion";
public static final String API_VERSION = "1.0.0";
public static final String REQUEST_ID_NAME = "X-ONAP-RequestID";
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
throws IOException, ServletException {
HttpServletResponse res = (HttpServletResponse) response;
HttpServletRequest req = (HttpServletRequest) request;
/*
* Disabling sonar because of ONAP requires the request ID to be copied from the request
* to the response.
*/
String requestId = req.getHeader(REQUEST_ID_NAME);
res.addHeader(REQUEST_ID_NAME, requestId != null ? requestId : UUID.randomUUID().toString()); // NOSONAR
res.addHeader(VERSION_MINOR_NAME, "0");
res.addHeader(VERSION_PATCH_NAME, "0");
res.addHeader(VERSION_LATEST_NAME, API_VERSION);
chain.doFilter(request, response);
}
}
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