| /* |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.knox.gateway.dispatch; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import java.net.URI; |
| import java.net.URLDecoder; |
| import java.nio.charset.StandardCharsets; |
| |
| /** |
| * Dispatch which decodes the outgoing URLs (to services). |
| * This is useful in cases where the url is picked up |
| * from the query parameter and is already encoded. |
| * |
| * @since 1.1.0 |
| */ |
| public class URLDecodingDispatch extends DefaultDispatch { |
| |
| public URLDecodingDispatch() { |
| super(); |
| } |
| |
| @Override |
| public URI getDispatchUrl(final HttpServletRequest request) { |
| String decoded; |
| |
| try { |
| decoded = URLDecoder.decode(request.getRequestURL().toString(), StandardCharsets.UTF_8.name() ); |
| } catch (final Exception e) { |
| /* fall back in case of exception */ |
| decoded = request.getRequestURL().toString(); |
| } |
| |
| final StringBuilder str = new StringBuilder(decoded); |
| final String query = request.getQueryString(); |
| if ( query != null ) { |
| str.append('?'); |
| str.append(query); |
| } |
| return URI.create(str.toString()); |
| } |
| } |