| // |
| // ======================================================================== |
| // Copyright (c) 1995-2017 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 boolean equals(Object o) |
| { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| JsrExtension that = (JsrExtension) o; |
| |
| return name != null ? name.equals(that.name) : that.name == null; |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return name != null ? name.hashCode() : 0; |
| } |
| |
| @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(); |
| } |
| } |