| /** |
| * 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.camel.http.common; |
| |
| import org.apache.camel.Exchange; |
| |
| public class HttpRestHeaderFilterStrategy extends HttpHeaderFilterStrategy { |
| |
| private final String templateUri; |
| private final String queryParameters; |
| |
| public HttpRestHeaderFilterStrategy(String templateUri, String queryParameters) { |
| super(); |
| this.templateUri = templateUri; |
| this.queryParameters = queryParameters; |
| } |
| |
| @Override |
| public boolean applyFilterToCamelHeaders(String headerName, Object headerValue, Exchange exchange) { |
| boolean answer = super.applyFilterToExternalHeaders(headerName, headerValue, exchange); |
| // using rest producer then headers are mapping to uri and query parameters using {key} syntax |
| // if there is a match to an existing Camel Message header, then we should filter (=true) this |
| // header as its already been mapped by the RestProducer from camel-core, and we do not want |
| // the header to included as HTTP header also (eg as duplicate value) |
| if (!answer) { |
| if (templateUri != null) { |
| String token = "{" + headerName + "}"; |
| if (templateUri.contains(token)) { |
| answer = true; |
| } |
| } |
| if (!answer && queryParameters != null) { |
| String token = "=%7B" + headerName + "%7D"; // encoded values for { } |
| if (queryParameters.contains(token)) { |
| answer = true; |
| } |
| } |
| } |
| return answer; |
| } |
| |
| } |