/* * 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.olingo.server.core.debug; import java.io.IOException; import java.io.Writer; import java.util.Collections; import java.util.List; import java.util.Map; import org.apache.olingo.server.api.ODataRequest; import com.fasterxml.jackson.core.JsonGenerator; /** * Request debug information. */ public class DebugTabRequest implements DebugTab { private static final String UNKOWN_MSG = "unkown"; private final String method; private final String uri; private final String protocol; private final Map<String, List<String>> headers; public DebugTabRequest(final ODataRequest request) { if (request != null) { method = request.getMethod() == null ? UNKOWN_MSG : request.getMethod().toString(); uri = request.getRawRequestUri() == null ? UNKOWN_MSG : request.getRawRequestUri(); protocol = request.getProtocol() == null ? UNKOWN_MSG : request.getProtocol(); headers = request.getAllHeaders(); } else { method = UNKOWN_MSG; uri = UNKOWN_MSG; protocol = UNKOWN_MSG; headers = Collections.emptyMap(); } } @Override public void appendHtml(final Writer writer) throws IOException { writer.append("<h2>Request Method</h2>\n") .append("<p>").append(method).append("</p>\n") .append("<h2>Request URI</h2>\n") .append("<p>").append(DebugResponseHelperImpl.escapeHtml(uri)).append("</p>\n") .append("<h2>Request Protocol</h2>\n") .append("<p>").append(DebugResponseHelperImpl.escapeHtml(protocol)).append("</p>\n"); writer.append("<h2>Request Headers</h2>\n"); writer.append("<table>\n<thead>\n") .append("<tr><th class=\"name\">Name</th><th class=\"value\">Value</th></tr>\n") .append("</thead>\n<tbody>\n"); for (final Map.Entry<String, List<String>> entry : headers.entrySet()) { List<String> headersList = entry.getValue(); if (headersList != null && !headersList.isEmpty()) { for (String headerValue : headersList) { writer.append("<tr><td class=\"name\">").append(entry.getKey()).append("</td>") .append("<td class=\"value\">") .append(DebugResponseHelperImpl.escapeHtml(headerValue)) .append("</td></tr>\n"); } } } writer.append("</tbody>\n</table>\n"); } @Override public String getName() { return "Request"; } @Override public void appendJson(final JsonGenerator gen) throws IOException { gen.writeStartObject(); gen.writeStringField("method", method); gen.writeStringField("uri", uri); gen.writeStringField("protocol", protocol); if (!headers.isEmpty()) { gen.writeFieldName("headers"); gen.writeStartObject(); for (Map.Entry<String, List<String>> entry : headers.entrySet()) { List<String> headersList = entry.getValue(); if (headersList != null && !headersList.isEmpty()) { if (headersList.size() == 1) { gen.writeStringField(entry.getKey(), headersList.get(0)); } else { gen.writeFieldName(entry.getKey()); gen.writeStartArray(); for (String headerValue : headersList) { if (headerValue != null) { gen.writeString(headerValue); } else { gen.writeNull(); } } gen.writeEndArray(); } } else { gen.writeNullField(entry.getKey()); } } gen.writeEndObject(); } gen.writeEndObject(); } }