org.springframework.web.reactive.socket.server.upgrade.DefaultServerEndpointConfig Maven / Gradle / Ivy
/*
* Copyright 2002-2018 the original author or authors.
*
* Licensed 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.springframework.web.reactive.socket.server.upgrade;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.websocket.Decoder;
import javax.websocket.Encoder;
import javax.websocket.Endpoint;
import javax.websocket.Extension;
import javax.websocket.server.ServerEndpointConfig;
import org.springframework.util.Assert;
/**
* Default implementation of {@link javax.websocket.server.ServerEndpointConfig}
* for use in {@code RequestUpgradeStrategy} implementations.
*
* @author Violeta Georgieva
* @author Rossen Stoyanchev
* @since 5.0
*/
class DefaultServerEndpointConfig extends ServerEndpointConfig.Configurator
implements ServerEndpointConfig {
private final String path;
private final Endpoint endpoint;
private List protocols = new ArrayList<>();
/**
* Constructor with a path and an {@code javax.websocket.Endpoint}.
* @param path the endpoint path
* @param endpoint the endpoint instance
*/
public DefaultServerEndpointConfig(String path, Endpoint endpoint) {
Assert.hasText(path, "path must not be empty");
Assert.notNull(endpoint, "endpoint must not be null");
this.path = path;
this.endpoint = endpoint;
}
@Override
public List> getEncoders() {
return new ArrayList<>();
}
@Override
public List> getDecoders() {
return new ArrayList<>();
}
@Override
public Map getUserProperties() {
return new HashMap<>();
}
@Override
public Class getEndpointClass() {
return this.endpoint.getClass();
}
@Override
public String getPath() {
return this.path;
}
public void setSubprotocols(List protocols) {
this.protocols = protocols;
}
@Override
public List getSubprotocols() {
return this.protocols;
}
@Override
public List getExtensions() {
return new ArrayList<>();
}
@Override
public Configurator getConfigurator() {
return this;
}
@SuppressWarnings("unchecked")
@Override
public T getEndpointInstance(Class endpointClass) throws InstantiationException {
return (T) this.endpoint;
}
@Override
public String toString() {
return "DefaultServerEndpointConfig for path '" + getPath() + "': " + getEndpointClass();
}
}