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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;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.websocket.Extension;
import org.eclipse.jetty.websocket.api.extensions.ExtensionConfig;
import org.eclipse.jetty.websocket.api.util.QuoteUtil;
public class JsrExtension implements Extension
{
private static class JsrParameter implements Extension.Parameter
{
private String name;
private String value;
private JsrParameter(String key, String value)
{
this.name = key;
this.value = value;
}
@Override
public String getName()
{
return this.name;
}
@Override
public String getValue()
{
return this.value;
}
}
private final String name;
private List<Parameter> parameters = new ArrayList<>();
/**
* A configured extension
* @param cfg the configuration for the extension
*/
public JsrExtension(ExtensionConfig cfg)
{
this.name = cfg.getName();
if (cfg.getParameters() != null)
{
for (Map.Entry<String, String> entry : cfg.getParameters().entrySet())
{
parameters.add(new JsrParameter(entry.getKey(),entry.getValue()));
}
}
}
/**
* A potential (unconfigured) extension
* @param name the name of the extension
*/
public JsrExtension(String name)
{
this.name = name;
}
@Override
public String getName()
{
return name;
}
@Override
public List<Parameter> getParameters()
{
return parameters;
}
@Override
public String toString()
{
StringBuilder str = new StringBuilder();
str.append(name);
for (Parameter param : parameters)
{
str.append(';');
str.append(param.getName());
String value = param.getValue();
if (value != null)
{
str.append('=');
QuoteUtil.quoteIfNeeded(str,value,";=");
}
}
return str.toString();
}
}
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