| /* |
| * 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.mina.http2.api; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| import static org.apache.mina.http2.api.Http2Constants.FRAME_TYPE_SETTINGS; |
| /** |
| * An HTTP2 SETTINGS frame. |
| * |
| * @author <a href="http://mina.apache.org">Apache MINA Project</a> |
| * |
| */ |
| public class Http2SettingsFrame extends Http2Frame { |
| private final Collection<Http2Setting> settings; |
| |
| public Collection<Http2Setting> getSettings() { |
| return settings; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.apache.mina.http2.api.Http2Frame#writePayload(java.nio.ByteBuffer) |
| */ |
| @Override |
| public void writePayload(ByteBuffer buffer) { |
| for(Http2Setting setting : getSettings()) { |
| buffer.putShort((short) setting.getID()); |
| buffer.putInt((int) setting.getValue()); |
| } |
| } |
| |
| protected Http2SettingsFrame(Http2SettingsFrameBuilder builder) { |
| super(builder); |
| this.settings = builder.getSettings(); |
| } |
| |
| public static class Http2SettingsFrameBuilder extends AbstractHttp2FrameBuilder<Http2SettingsFrameBuilder,Http2SettingsFrame> { |
| private Collection<Http2Setting> settings = Collections.emptyList(); |
| |
| public Http2SettingsFrameBuilder settings(Collection<Http2Setting> settings) { |
| this.settings = settings; |
| return this; |
| } |
| |
| public Collection<Http2Setting> getSettings() { |
| return settings; |
| } |
| |
| @Override |
| public Http2SettingsFrame build() { |
| if (getLength() == (-1)) { |
| setLength(getSettings().size() * 6); |
| } |
| return new Http2SettingsFrame(type(FRAME_TYPE_SETTINGS)); |
| } |
| |
| public static Http2SettingsFrameBuilder builder() { |
| return new Http2SettingsFrameBuilder(); |
| } |
| } |
| } |