io.netty.handler.codec.http.websocketx.WebSocketClientProtocolConfig Maven / Gradle / Ivy
/*
* Copyright 2019 The Netty Project
*
* The Netty Project 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:
*
* https://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 io.netty.handler.codec.http.websocketx;
import io.netty.handler.codec.http.EmptyHttpHeaders;
import io.netty.handler.codec.http.HttpHeaders;
import io.netty.handler.codec.http.websocketx.WebSocketClientProtocolHandler.ClientHandshakeStateEvent;
import io.netty.util.internal.ObjectUtil;
import java.net.URI;
import static io.netty.handler.codec.http.websocketx.WebSocketServerProtocolConfig.DEFAULT_HANDSHAKE_TIMEOUT_MILLIS;
import static io.netty.util.internal.ObjectUtil.checkPositive;
/**
* WebSocket server configuration.
*/
public final class WebSocketClientProtocolConfig {
static final boolean DEFAULT_PERFORM_MASKING = true;
static final boolean DEFAULT_ALLOW_MASK_MISMATCH = false;
static final boolean DEFAULT_HANDLE_CLOSE_FRAMES = true;
static final boolean DEFAULT_DROP_PONG_FRAMES = true;
private final URI webSocketUri;
private final String subprotocol;
private final WebSocketVersion version;
private final boolean allowExtensions;
private final HttpHeaders customHeaders;
private final int maxFramePayloadLength;
private final boolean performMasking;
private final boolean allowMaskMismatch;
private final boolean handleCloseFrames;
private final WebSocketCloseStatus sendCloseFrame;
private final boolean dropPongFrames;
private final long handshakeTimeoutMillis;
private final long forceCloseTimeoutMillis;
private final boolean absoluteUpgradeUrl;
private WebSocketClientProtocolConfig(
URI webSocketUri,
String subprotocol,
WebSocketVersion version,
boolean allowExtensions,
HttpHeaders customHeaders,
int maxFramePayloadLength,
boolean performMasking,
boolean allowMaskMismatch,
boolean handleCloseFrames,
WebSocketCloseStatus sendCloseFrame,
boolean dropPongFrames,
long handshakeTimeoutMillis,
long forceCloseTimeoutMillis,
boolean absoluteUpgradeUrl
) {
this.webSocketUri = webSocketUri;
this.subprotocol = subprotocol;
this.version = version;
this.allowExtensions = allowExtensions;
this.customHeaders = customHeaders;
this.maxFramePayloadLength = maxFramePayloadLength;
this.performMasking = performMasking;
this.allowMaskMismatch = allowMaskMismatch;
this.forceCloseTimeoutMillis = forceCloseTimeoutMillis;
this.handleCloseFrames = handleCloseFrames;
this.sendCloseFrame = sendCloseFrame;
this.dropPongFrames = dropPongFrames;
this.handshakeTimeoutMillis = checkPositive(handshakeTimeoutMillis, "handshakeTimeoutMillis");
this.absoluteUpgradeUrl = absoluteUpgradeUrl;
}
public URI webSocketUri() {
return webSocketUri;
}
public String subprotocol() {
return subprotocol;
}
public WebSocketVersion version() {
return version;
}
public boolean allowExtensions() {
return allowExtensions;
}
public HttpHeaders customHeaders() {
return customHeaders;
}
public int maxFramePayloadLength() {
return maxFramePayloadLength;
}
public boolean performMasking() {
return performMasking;
}
public boolean allowMaskMismatch() {
return allowMaskMismatch;
}
public boolean handleCloseFrames() {
return handleCloseFrames;
}
public WebSocketCloseStatus sendCloseFrame() {
return sendCloseFrame;
}
public boolean dropPongFrames() {
return dropPongFrames;
}
public long handshakeTimeoutMillis() {
return handshakeTimeoutMillis;
}
public long forceCloseTimeoutMillis() {
return forceCloseTimeoutMillis;
}
public boolean absoluteUpgradeUrl() {
return absoluteUpgradeUrl;
}
@Override
public String toString() {
return "WebSocketClientProtocolConfig" +
" {webSocketUri=" + webSocketUri +
", subprotocol=" + subprotocol +
", version=" + version +
", allowExtensions=" + allowExtensions +
", customHeaders=" + customHeaders +
", maxFramePayloadLength=" + maxFramePayloadLength +
", performMasking=" + performMasking +
", allowMaskMismatch=" + allowMaskMismatch +
", handleCloseFrames=" + handleCloseFrames +
", sendCloseFrame=" + sendCloseFrame +
", dropPongFrames=" + dropPongFrames +
", handshakeTimeoutMillis=" + handshakeTimeoutMillis +
", forceCloseTimeoutMillis=" + forceCloseTimeoutMillis +
", absoluteUpgradeUrl=" + absoluteUpgradeUrl +
"}";
}
public Builder toBuilder() {
return new Builder(this);
}
public static Builder newBuilder() {
return new Builder(
URI.create("https://localhost/"),
null,
WebSocketVersion.V13,
false,
EmptyHttpHeaders.INSTANCE,
65536,
DEFAULT_PERFORM_MASKING,
DEFAULT_ALLOW_MASK_MISMATCH,
DEFAULT_HANDLE_CLOSE_FRAMES,
WebSocketCloseStatus.NORMAL_CLOSURE,
DEFAULT_DROP_PONG_FRAMES,
DEFAULT_HANDSHAKE_TIMEOUT_MILLIS,
-1,
false);
}
public static final class Builder {
private URI webSocketUri;
private String subprotocol;
private WebSocketVersion version;
private boolean allowExtensions;
private HttpHeaders customHeaders;
private int maxFramePayloadLength;
private boolean performMasking;
private boolean allowMaskMismatch;
private boolean handleCloseFrames;
private WebSocketCloseStatus sendCloseFrame;
private boolean dropPongFrames;
private long handshakeTimeoutMillis;
private long forceCloseTimeoutMillis;
private boolean absoluteUpgradeUrl;
private Builder(WebSocketClientProtocolConfig clientConfig) {
this(ObjectUtil.checkNotNull(clientConfig, "clientConfig").webSocketUri(),
clientConfig.subprotocol(),
clientConfig.version(),
clientConfig.allowExtensions(),
clientConfig.customHeaders(),
clientConfig.maxFramePayloadLength(),
clientConfig.performMasking(),
clientConfig.allowMaskMismatch(),
clientConfig.handleCloseFrames(),
clientConfig.sendCloseFrame(),
clientConfig.dropPongFrames(),
clientConfig.handshakeTimeoutMillis(),
clientConfig.forceCloseTimeoutMillis(),
clientConfig.absoluteUpgradeUrl());
}
private Builder(URI webSocketUri,
String subprotocol,
WebSocketVersion version,
boolean allowExtensions,
HttpHeaders customHeaders,
int maxFramePayloadLength,
boolean performMasking,
boolean allowMaskMismatch,
boolean handleCloseFrames,
WebSocketCloseStatus sendCloseFrame,
boolean dropPongFrames,
long handshakeTimeoutMillis,
long forceCloseTimeoutMillis,
boolean absoluteUpgradeUrl) {
this.webSocketUri = webSocketUri;
this.subprotocol = subprotocol;
this.version = version;
this.allowExtensions = allowExtensions;
this.customHeaders = customHeaders;
this.maxFramePayloadLength = maxFramePayloadLength;
this.performMasking = performMasking;
this.allowMaskMismatch = allowMaskMismatch;
this.handleCloseFrames = handleCloseFrames;
this.sendCloseFrame = sendCloseFrame;
this.dropPongFrames = dropPongFrames;
this.handshakeTimeoutMillis = handshakeTimeoutMillis;
this.forceCloseTimeoutMillis = forceCloseTimeoutMillis;
this.absoluteUpgradeUrl = absoluteUpgradeUrl;
}
/**
* URL for web socket communications. e.g "ws://myhost.com/mypath". Subsequent web socket frames will be
* sent to this URL.
*/
public Builder webSocketUri(String webSocketUri) {
return webSocketUri(URI.create(webSocketUri));
}
/**
* URL for web socket communications. e.g "ws://myhost.com/mypath". Subsequent web socket frames will be
* sent to this URL.
*/
public Builder webSocketUri(URI webSocketUri) {
this.webSocketUri = webSocketUri;
return this;
}
/**
* Sub protocol request sent to the server.
*/
public Builder subprotocol(String subprotocol) {
this.subprotocol = subprotocol;
return this;
}
/**
* Version of web socket specification to use to connect to the server
*/
public Builder version(WebSocketVersion version) {
this.version = version;
return this;
}
/**
* Allow extensions to be used in the reserved bits of the web socket frame
*/
public Builder allowExtensions(boolean allowExtensions) {
this.allowExtensions = allowExtensions;
return this;
}
/**
* Map of custom headers to add to the client request
*/
public Builder customHeaders(HttpHeaders customHeaders) {
this.customHeaders = customHeaders;
return this;
}
/**
* Maximum length of a frame's payload
*/
public Builder maxFramePayloadLength(int maxFramePayloadLength) {
this.maxFramePayloadLength = maxFramePayloadLength;
return this;
}
/**
* Whether to mask all written websocket frames. This must be set to true in order to be fully compatible
* with the websocket specifications. Client applications that communicate with a non-standard server
* which doesn't require masking might set this to false to achieve a higher performance.
*/
public Builder performMasking(boolean performMasking) {
this.performMasking = performMasking;
return this;
}
/**
* When set to true, frames which are not masked properly according to the standard will still be accepted.
*/
public Builder allowMaskMismatch(boolean allowMaskMismatch) {
this.allowMaskMismatch = allowMaskMismatch;
return this;
}
/**
* {@code true} if close frames should not be forwarded and just close the channel
*/
public Builder handleCloseFrames(boolean handleCloseFrames) {
this.handleCloseFrames = handleCloseFrames;
return this;
}
/**
* Close frame to send, when close frame was not send manually. Or {@code null} to disable proper close.
*/
public Builder sendCloseFrame(WebSocketCloseStatus sendCloseFrame) {
this.sendCloseFrame = sendCloseFrame;
return this;
}
/**
* {@code true} if pong frames should not be forwarded
*/
public Builder dropPongFrames(boolean dropPongFrames) {
this.dropPongFrames = dropPongFrames;
return this;
}
/**
* Handshake timeout in mills, when handshake timeout, will trigger user
* event {@link ClientHandshakeStateEvent#HANDSHAKE_TIMEOUT}
*/
public Builder handshakeTimeoutMillis(long handshakeTimeoutMillis) {
this.handshakeTimeoutMillis = handshakeTimeoutMillis;
return this;
}
/**
* Close the connection if it was not closed by the server after timeout specified
*/
public Builder forceCloseTimeoutMillis(long forceCloseTimeoutMillis) {
this.forceCloseTimeoutMillis = forceCloseTimeoutMillis;
return this;
}
/**
* Use an absolute url for the Upgrade request, typically when connecting through an HTTP proxy over clear HTTP
*/
public Builder absoluteUpgradeUrl(boolean absoluteUpgradeUrl) {
this.absoluteUpgradeUrl = absoluteUpgradeUrl;
return this;
}
/**
* Build unmodifiable client protocol configuration.
*/
public WebSocketClientProtocolConfig build() {
return new WebSocketClientProtocolConfig(
webSocketUri,
subprotocol,
version,
allowExtensions,
customHeaders,
maxFramePayloadLength,
performMasking,
allowMaskMismatch,
handleCloseFrames,
sendCloseFrame,
dropPongFrames,
handshakeTimeoutMillis,
forceCloseTimeoutMillis,
absoluteUpgradeUrl
);
}
}
}
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