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Java example source code file (WebSocketExtensionTestUtil.java)

This example Java source code file (WebSocketExtensionTestUtil.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

defaulthttpresponse, dummy2decoder, dummyencoder, exception, httprequest, httpresponse, list, override, upgrade, util, websocketextensiondatamatcher, websocketextensiondecoder, websocketextensionencoder, websocketextensiontestutil, websocketframe

The WebSocketExtensionTestUtil.java Java example source code

/*
 * Copyright 2012 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:
 *
 * 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 io.netty.handler.codec.http.websocketx.extensions;

import java.util.List;

import io.netty.handler.codec.http.HttpHeaderNames;
import io.netty.handler.codec.http.HttpHeaderValues;
import org.easymock.EasyMock;
import org.easymock.IArgumentMatcher;

import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.http.DefaultHttpRequest;
import io.netty.handler.codec.http.DefaultHttpResponse;
import io.netty.handler.codec.http.websocketx.WebSocketFrame;
import io.netty.handler.codec.http.HttpMethod;
import io.netty.handler.codec.http.HttpRequest;
import io.netty.handler.codec.http.HttpResponse;
import io.netty.handler.codec.http.HttpResponseStatus;
import io.netty.handler.codec.http.HttpVersion;
import io.netty.util.ReferenceCountUtil;

public final class WebSocketExtensionTestUtil {

    public static HttpRequest newUpgradeRequest(String ext) {
        HttpRequest req = ReferenceCountUtil.releaseLater(new DefaultHttpRequest(
                HttpVersion.HTTP_1_1, HttpMethod.GET, "/chat"));

        req.headers().set(HttpHeaderNames.HOST, "server.example.com");
        req.headers().set(HttpHeaderNames.UPGRADE, HttpHeaderValues.WEBSOCKET.toString().toLowerCase());
        req.headers().set(HttpHeaderNames.CONNECTION, "Upgrade");
        req.headers().set(HttpHeaderNames.ORIGIN, "http://example.com");
        if (ext != null) {
            req.headers().set(HttpHeaderNames.SEC_WEBSOCKET_EXTENSIONS, ext);
        }

        return req;
    }

    public static HttpResponse newUpgradeResponse(String ext) {
        HttpResponse res = ReferenceCountUtil.releaseLater(new DefaultHttpResponse(
                HttpVersion.HTTP_1_1, HttpResponseStatus.SWITCHING_PROTOCOLS));

        res.headers().set(HttpHeaderNames.HOST, "server.example.com");
        res.headers().set(HttpHeaderNames.UPGRADE, HttpHeaderValues.WEBSOCKET.toString().toLowerCase());
        res.headers().set(HttpHeaderNames.CONNECTION, "Upgrade");
        res.headers().set(HttpHeaderNames.ORIGIN, "http://example.com");
        if (ext != null) {
            res.headers().set(HttpHeaderNames.SEC_WEBSOCKET_EXTENSIONS, ext);
        }

        return res;
    }

    public static WebSocketExtensionData webSocketExtensionDataEqual(String name) {
        EasyMock.reportMatcher(new WebSocketExtensionDataMatcher(name));
        return null;
    }

    public static class WebSocketExtensionDataMatcher implements IArgumentMatcher {

        private final String name;

        public WebSocketExtensionDataMatcher(String name) {
            this.name = name;
        }

        @Override
        public void appendTo(StringBuffer buf) {
            buf.append("WebSocketExtensionData with name=" + name);
        }

        @Override
        public boolean matches(Object o) {
            return o instanceof WebSocketExtensionData &&
                    name.equals(((WebSocketExtensionData) o).name());
        }
    }

    private WebSocketExtensionTestUtil() {
        // unused
    }

    static class DummyEncoder extends WebSocketExtensionEncoder {
        @Override
        protected void encode(ChannelHandlerContext ctx, WebSocketFrame msg,
                List<Object> out) throws Exception {
            // unused
        }
    }

    static class DummyDecoder extends WebSocketExtensionDecoder {
        @Override
        protected void decode(ChannelHandlerContext ctx, WebSocketFrame msg,
                List<Object> out) throws Exception {
            // unused
        }
    }

    static class Dummy2Encoder extends WebSocketExtensionEncoder {
        @Override
        protected void encode(ChannelHandlerContext ctx, WebSocketFrame msg,
                List<Object> out) throws Exception {
            // unused
        }
    }

    static class Dummy2Decoder extends WebSocketExtensionDecoder {
        @Override
        protected void decode(ChannelHandlerContext ctx, WebSocketFrame msg,
                List<Object> out) throws Exception {
            // unused
        }
    }

}

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