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//
// ========================================================================
// Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.websocket.jsr356.server;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.websocket.Decoder;
import javax.websocket.DeploymentException;
import javax.websocket.Encoder;
import javax.websocket.Extension;
import javax.websocket.server.ServerEndpoint;
import javax.websocket.server.ServerEndpointConfig;
import org.eclipse.jetty.websocket.common.scopes.WebSocketContainerScope;
public class AnnotatedServerEndpointConfig implements ServerEndpointConfig
{
private final Class<?> endpointClass;
private final String path;
private final List<Class<? extends Decoder>> decoders;
private final List<Class<? extends Encoder>> encoders;
private final ServerEndpointConfig.Configurator configurator;
private final List<String> subprotocols;
private Map<String, Object> userProperties;
private List<Extension> extensions;
public AnnotatedServerEndpointConfig(WebSocketContainerScope containerScope, Class<?> endpointClass, ServerEndpoint anno) throws DeploymentException
{
this(containerScope,endpointClass,anno,null);
}
public AnnotatedServerEndpointConfig(WebSocketContainerScope containerScope, Class<?> endpointClass, ServerEndpoint anno, ServerEndpointConfig baseConfig) throws DeploymentException
{
ServerEndpointConfig.Configurator configr = null;
// Copy from base config
if (baseConfig != null)
{
configr = baseConfig.getConfigurator();
}
// Decoders (favor provided config over annotation)
if (baseConfig != null && baseConfig.getDecoders() != null && baseConfig.getDecoders().size() > 0)
{
this.decoders = Collections.unmodifiableList(baseConfig.getDecoders());
}
else
{
this.decoders = Collections.unmodifiableList(Arrays.asList(anno.decoders()));
}
// Encoders (favor provided config over annotation)
if (baseConfig != null && baseConfig.getEncoders() != null && baseConfig.getEncoders().size() > 0)
{
this.encoders = Collections.unmodifiableList(baseConfig.getEncoders());
}
else
{
this.encoders = Collections.unmodifiableList(Arrays.asList(anno.encoders()));
}
// Sub Protocols (favor provided config over annotation)
if (baseConfig != null && baseConfig.getSubprotocols() != null && baseConfig.getSubprotocols().size() > 0)
{
this.subprotocols = Collections.unmodifiableList(baseConfig.getSubprotocols());
}
else
{
this.subprotocols = Collections.unmodifiableList(Arrays.asList(anno.subprotocols()));
}
// Path (favor provided config over annotation)
if (baseConfig != null && baseConfig.getPath() != null && baseConfig.getPath().length() > 0)
{
this.path = baseConfig.getPath();
}
else
{
this.path = anno.value();
}
// supplied by init lifecycle
this.extensions = new ArrayList<>();
// always what is passed in
this.endpointClass = endpointClass;
// UserProperties in annotation
this.userProperties = new HashMap<>();
if (baseConfig != null && baseConfig.getUserProperties() != null && baseConfig.getUserProperties().size() > 0)
{
userProperties.putAll(baseConfig.getUserProperties());
}
ServerEndpointConfig.Configurator cfgr;
if (anno.configurator() == ServerEndpointConfig.Configurator.class)
{
if (configr != null)
{
cfgr = configr;
}
else
{
cfgr = new ContainerDefaultConfigurator();
}
}
else
{
try
{
cfgr = anno.configurator().newInstance();
}
catch (InstantiationException | IllegalAccessException e)
{
StringBuilder err = new StringBuilder();
err.append("Unable to instantiate ClientEndpoint.configurator() of ");
err.append(anno.configurator().getName());
err.append(" defined as annotation in ");
err.append(anno.getClass().getName());
throw new DeploymentException(err.toString(),e);
}
}
// Make sure all Configurators obtained are decorated
this.configurator = containerScope.getObjectFactory().decorate(cfgr);
}
@Override
public ServerEndpointConfig.Configurator getConfigurator()
{
return configurator;
}
@Override
public List<Class<? extends Decoder>> getDecoders()
{
return decoders;
}
@Override
public List<Class<? extends Encoder>> getEncoders()
{
return encoders;
}
@Override
public Class<?> getEndpointClass()
{
return endpointClass;
}
@Override
public List<Extension> getExtensions()
{
return extensions;
}
@Override
public String getPath()
{
return path;
}
@Override
public List<String> getSubprotocols()
{
return subprotocols;
}
@Override
public Map<String, Object> getUserProperties()
{
return userProperties;
}
@Override
public String toString()
{
StringBuilder builder = new StringBuilder();
builder.append("AnnotatedServerEndpointConfig[endpointClass=");
builder.append(endpointClass);
builder.append(",path=");
builder.append(path);
builder.append(",decoders=");
builder.append(decoders);
builder.append(",encoders=");
builder.append(encoders);
builder.append(",subprotocols=");
builder.append(subprotocols);
builder.append(",extensions=");
builder.append(extensions);
builder.append("]");
return builder.toString();
}
}
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