Java tutorial
/* * Copyright 2015 Adaptris Ltd. * * 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 com.adaptris.core.http.jetty; import static org.apache.commons.lang.StringUtils.defaultIfEmpty; import java.util.Enumeration; import javax.servlet.http.HttpServletRequest; import com.adaptris.core.AdaptrisMessage; import com.thoughtworks.xstream.annotations.XStreamAlias; /** * {@link com.adaptris.core.http.server.HeaderHandler} implementation stores HTTP headers as object metadata. * * @config jetty-http-headers-as-object-metadata * */ @XStreamAlias("jetty-http-headers-as-object-metadata") public class ObjectMetadataHeaderHandler extends HeaderHandlerImpl { public ObjectMetadataHeaderHandler() { } public ObjectMetadataHeaderHandler(String prefix) { this(); setHeaderPrefix(prefix); } private void handleHeaders(AdaptrisMessage message, HttpServletRequest request, String itemPrefix) { String prefix = defaultIfEmpty(itemPrefix, ""); for (Enumeration<String> e = request.getHeaderNames(); e.hasMoreElements();) { String key = (String) e.nextElement(); String value = request.getHeader(key); String metadataKey = prefix + key; log.trace("Adding Object Metadata [{}: {}]", metadataKey, value); message.addObjectHeader(metadataKey, value); } } @Override public void handleHeaders(AdaptrisMessage msg, HttpServletRequest request) { handleHeaders(msg, request, headerPrefix()); } }