--- a/src/java.net.http/share/classes/java/net/http/internal/frame/SettingsFrame.java Wed Feb 07 15:46:30 2018 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,166 +0,0 @@
-/*
- * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package java.net.http.internal.frame;
-
-import java.nio.ByteBuffer;
-import java.util.Arrays;
-
-public class SettingsFrame extends Http2Frame {
-
- private final int[] parameters;
-
- public static final int TYPE = 0x4;
-
- // Flags
- public static final int ACK = 0x1;
-
- @Override
- public String flagAsString(int flag) {
- switch (flag) {
- case ACK:
- return "ACK";
- }
- return super.flagAsString(flag);
- }
-
- @Override
- public String toString() {
- StringBuilder sb = new StringBuilder();
- sb.append(super.toString())
- .append(" Settings: ");
-
- for (int i = 0; i < MAX_PARAM; i++) {
- if (parameters[i] != -1) {
- sb.append(name(i))
- .append("=")
- .append(Integer.toString(parameters[i]))
- .append(' ');
- }
- }
- return sb.toString();
- }
-
- // Parameters
- public static final int HEADER_TABLE_SIZE = 0x1;
- public static final int ENABLE_PUSH = 0x2;
- public static final int MAX_CONCURRENT_STREAMS = 0x3;
- public static final int INITIAL_WINDOW_SIZE = 0x4;
- public static final int MAX_FRAME_SIZE = 0x5;
- public static final int MAX_HEADER_LIST_SIZE = 0x6;
-
- private String name(int i) {
- switch (i+1) {
- case HEADER_TABLE_SIZE:
- return "HEADER_TABLE_SIZE";
- case ENABLE_PUSH:
- return "ENABLE_PUSH";
- case MAX_CONCURRENT_STREAMS:
- return "MAX_CONCURRENT_STREAMS";
- case INITIAL_WINDOW_SIZE:
- return "INITIAL_WINDOW_SIZE";
- case MAX_FRAME_SIZE:
- return "MAX_FRAME_SIZE";
- case MAX_HEADER_LIST_SIZE:
- return "MAX_HEADER_LIST_SIZE";
- }
- return "unknown parameter";
- }
- public static final int MAX_PARAM = 0x6;
-
- public SettingsFrame(int flags) {
- super(0, flags);
- parameters = new int [MAX_PARAM];
- Arrays.fill(parameters, -1);
- }
-
- public SettingsFrame() {
- this(0);
- }
-
- public SettingsFrame(SettingsFrame other) {
- super(0, other.flags);
- parameters = Arrays.copyOf(other.parameters, MAX_PARAM);
- }
-
- @Override
- public int type() {
- return TYPE;
- }
-
- public int getParameter(int paramID) {
- if (paramID > MAX_PARAM) {
- throw new IllegalArgumentException("illegal parameter");
- }
- return parameters[paramID-1];
- }
-
- public SettingsFrame setParameter(int paramID, int value) {
- if (paramID > MAX_PARAM) {
- throw new IllegalArgumentException("illegal parameter");
- }
- parameters[paramID-1] = value;
- return this;
- }
-
- int length() {
- int len = 0;
- for (int i : parameters) {
- if (i != -1) {
- len += 6;
- }
- }
- return len;
- }
-
- void toByteBuffer(ByteBuffer buf) {
- for (int i = 0; i < MAX_PARAM; i++) {
- if (parameters[i] != -1) {
- buf.putShort((short) (i + 1));
- buf.putInt(parameters[i]);
- }
- }
- }
-
- public byte[] toByteArray() {
- byte[] bytes = new byte[length()];
- ByteBuffer buf = ByteBuffer.wrap(bytes);
- toByteBuffer(buf);
- return bytes;
- }
-
- private static final int K = 1024;
-
- public static SettingsFrame getDefaultSettings() {
- SettingsFrame f = new SettingsFrame();
- // TODO: check these values
- f.setParameter(ENABLE_PUSH, 1);
- f.setParameter(HEADER_TABLE_SIZE, 4 * K);
- f.setParameter(MAX_CONCURRENT_STREAMS, 35);
- f.setParameter(INITIAL_WINDOW_SIZE, 64 * K - 1);
- f.setParameter(MAX_FRAME_SIZE, 16 * K);
- return f;
- }
-}