init

test/org/apache/tomcat/websocket/server/TestClassLoader.java

@@ -0,0 +1,151 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF 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 org.apache.tomcat.websocket.server;
+
+import java.io.IOException;
+import java.net.URI;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import javax.websocket.ClientEndpoint;
+import javax.websocket.ContainerProvider;
+import javax.websocket.OnMessage;
+import javax.websocket.OnOpen;
+import javax.websocket.Session;
+import javax.websocket.WebSocketContainer;
+import javax.websocket.server.ServerEndpoint;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import org.apache.catalina.Context;
+import org.apache.catalina.loader.WebappClassLoaderBase;
+import org.apache.catalina.servlets.DefaultServlet;
+import org.apache.catalina.startup.Tomcat;
+import org.apache.tomcat.websocket.WebSocketBaseTest;
+
+/**
+ * Tests endpoint methods are called with the correct class loader.
+ */
+public class TestClassLoader extends WebSocketBaseTest {
+
+    private static final String PASS = "PASS";
+    private static final String FAIL = "FAIL";
+
+
+    /*
+     * Checks class loader for the server endpoint during onOpen and onMessage
+     */
+    @Test
+    public void testSimple() throws Exception {
+        Tomcat tomcat = getTomcatInstance();
+        // No file system docBase required
+        Context ctx = tomcat.addContext("", null);
+        ctx.addApplicationListener(Config.class.getName());
+
+        Tomcat.addServlet(ctx, "default", new DefaultServlet());
+        ctx.addServletMappingDecoded("/", "default");
+
+        tomcat.start();
+
+        WebSocketContainer wsContainer = ContainerProvider.getWebSocketContainer();
+
+        Client client = new Client();
+
+        Session wsSession = wsContainer.connectToServer(client,
+                new URI("ws://localhost:" + getPort() + "/test"));
+
+        Assert.assertTrue(wsSession.isOpen());
+
+        // Wait up to 5s for a message
+        int count = 0;
+        while (count < 50 && client.getMsgCount() < 1) {
+            Thread.sleep(100);
+        }
+
+        // Check it
+        Assert.assertEquals(1,  client.getMsgCount());
+        Assert.assertFalse(client.hasFailed());
+
+        wsSession.getBasicRemote().sendText("Testing");
+
+        // Wait up to 5s for a message
+        count = 0;
+        while (count < 50 && client.getMsgCount() < 2) {
+            Thread.sleep(100);
+        }
+
+        Assert.assertEquals(2,  client.getMsgCount());
+        Assert.assertFalse(client.hasFailed());
+
+        wsSession.close();
+    }
+
+    @ClientEndpoint
+    public static class Client {
+
+        private final AtomicInteger msgCount = new AtomicInteger(0);
+        private boolean failed = false;
+
+        public boolean hasFailed() {
+            return failed;
+        }
+
+        public int getMsgCount() {
+            return msgCount.get();
+        }
+
+        @OnMessage
+        public void onMessage(String msg) {
+            if (!failed && !PASS.equals(msg)) {
+                failed = true;
+            }
+            msgCount.incrementAndGet();
+        }
+    }
+
+
+    @ServerEndpoint("/test")
+    public static class ClassLoaderEndpoint {
+
+        @OnOpen
+        public void onOpen(Session session) throws IOException {
+            if (Thread.currentThread().getContextClassLoader() instanceof WebappClassLoaderBase) {
+                session.getBasicRemote().sendText(PASS);
+            } else {
+                session.getBasicRemote().sendText(FAIL);
+            }
+        }
+
+        @OnMessage
+        public String onMessage(@SuppressWarnings("unused") String msg) {
+            if (Thread.currentThread().getContextClassLoader() instanceof WebappClassLoaderBase) {
+                return PASS;
+            } else {
+                return FAIL;
+            }
+        }
+    }
+
+    public static class Config extends TesterEndpointConfig {
+
+        @Override
+        protected Class<?> getEndpointClass() {
+            return ClassLoaderEndpoint.class;
+        }
+
+    }
+}