| /* |
| * ==================================================================== |
| * 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. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| |
| package org.apache.hc.core5.http2.hpack; |
| |
| import java.util.List; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.ConcurrentMap; |
| import java.util.concurrent.CopyOnWriteArrayList; |
| |
| import org.apache.hc.core5.http2.H2PseudoRequestHeaders; |
| import org.apache.hc.core5.http2.H2PseudoResponseHeaders; |
| |
| final class StaticTable { |
| |
| static final HPackHeader[] STANDARD_HEADERS = { |
| new HPackHeader(H2PseudoRequestHeaders.AUTHORITY, ""), |
| new HPackHeader(H2PseudoRequestHeaders.METHOD, "GET"), |
| new HPackHeader(H2PseudoRequestHeaders.METHOD, "POST"), |
| new HPackHeader(H2PseudoRequestHeaders.PATH, "/"), |
| new HPackHeader(H2PseudoRequestHeaders.PATH, "/index.html"), |
| new HPackHeader(H2PseudoRequestHeaders.SCHEME, "http"), |
| new HPackHeader(H2PseudoRequestHeaders.SCHEME, "https"), |
| new HPackHeader(H2PseudoResponseHeaders.STATUS, "200"), |
| new HPackHeader(H2PseudoResponseHeaders.STATUS, "204"), |
| new HPackHeader(H2PseudoResponseHeaders.STATUS, "206"), |
| new HPackHeader(H2PseudoResponseHeaders.STATUS, "304"), |
| new HPackHeader(H2PseudoResponseHeaders.STATUS, "400"), |
| new HPackHeader(H2PseudoResponseHeaders.STATUS, "404"), |
| new HPackHeader(H2PseudoResponseHeaders.STATUS, "500"), |
| new HPackHeader("accept-charset", ""), |
| new HPackHeader("accept-encoding", "gzip, deflate"), |
| new HPackHeader("accept-language", ""), |
| new HPackHeader("accept-ranges", ""), |
| new HPackHeader("accept", ""), |
| new HPackHeader("access-control-allow-origin", ""), |
| new HPackHeader("age", ""), |
| new HPackHeader("allow", ""), |
| new HPackHeader("authorization", ""), |
| new HPackHeader("cache-control", ""), |
| new HPackHeader("content-disposition", ""), |
| new HPackHeader("content-encoding", ""), |
| new HPackHeader("content-language", ""), |
| new HPackHeader("content-length", ""), |
| new HPackHeader("content-location", ""), |
| new HPackHeader("content-range", ""), |
| new HPackHeader("content-type", ""), |
| new HPackHeader("cookie", ""), |
| new HPackHeader("date", ""), |
| new HPackHeader("etag", ""), |
| new HPackHeader("expect", ""), |
| new HPackHeader("expires", ""), |
| new HPackHeader("from", ""), |
| new HPackHeader("host", ""), |
| new HPackHeader("if-match", ""), |
| new HPackHeader("if-modified-since", ""), |
| new HPackHeader("if-none-match", ""), |
| new HPackHeader("if-range", ""), |
| new HPackHeader("if-unmodified-since", ""), |
| new HPackHeader("last-modified", ""), |
| new HPackHeader("link", ""), |
| new HPackHeader("location", ""), |
| new HPackHeader("max-forwards", ""), |
| new HPackHeader("proxy-authenticate", ""), |
| new HPackHeader("proxy-authorization", ""), |
| new HPackHeader("range", ""), |
| new HPackHeader("referer", ""), |
| new HPackHeader("refresh", ""), |
| new HPackHeader("retry-after", ""), |
| new HPackHeader("server", ""), |
| new HPackHeader("set-cookie", ""), |
| new HPackHeader("strict-transport-security", ""), |
| new HPackHeader("transfer-encoding", ""), |
| new HPackHeader("user-agent", ""), |
| new HPackHeader("vary", ""), |
| new HPackHeader("via", ""), |
| new HPackHeader("www-authenticate", "") |
| }; |
| |
| final static StaticTable INSTANCE = new StaticTable(STANDARD_HEADERS); |
| |
| private final HPackHeader[] headers; |
| private final ConcurrentMap<String, CopyOnWriteArrayList<HPackEntry>> mapByName; |
| |
| StaticTable(final HPackHeader... headers) { |
| this.headers = headers; |
| this.mapByName = new ConcurrentHashMap<>(); |
| |
| for (int i = 0; i < headers.length; i++) { |
| final HPackHeader header = headers[i]; |
| |
| final String key = header.getName(); |
| CopyOnWriteArrayList<HPackEntry> entries = this.mapByName.get(key); |
| if (entries == null) { |
| entries = new CopyOnWriteArrayList<>(new HPackEntry[] { new InternalEntry(header, i) }); |
| this.mapByName.put(key, entries); |
| } else { |
| entries.add(new InternalEntry(header, i)); |
| } |
| } |
| } |
| |
| public int length() { |
| return this.headers.length; |
| } |
| |
| public HPackHeader get(final int index) { |
| return this.headers[index - 1]; |
| } |
| |
| public List<HPackEntry> getByName(final String key) { |
| return this.mapByName.get(key); |
| } |
| |
| static class InternalEntry implements HPackEntry { |
| |
| private final HPackHeader header; |
| private final int index; |
| |
| InternalEntry(final HPackHeader header, final int index) { |
| this.header = header; |
| this.index = index; |
| } |
| |
| @Override |
| public int getIndex() { |
| return index + 1; |
| } |
| |
| @Override |
| public HPackHeader getHeader() { |
| return header; |
| } |
| |
| } |
| |
| } |