Add runtime hints for AbstractHandshakeHandler

Closes gh-28697

Author: sdeleuze

spring-websocket/src/main/java/org/springframework/web/socket/server/support/HandshakeHandlerRuntimeHintsRegistrar.java

@@ -0,0 +1,91 @@
+/*
+ * Copyright 2002-2022 the original author or authors.
+ *
+ * Licensed 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
+ *
+ *      https://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.springframework.web.socket.server.support;
+
+import org.springframework.aot.hint.MemberCategory;
+import org.springframework.aot.hint.ReflectionHints;
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.aot.hint.RuntimeHintsRegistrar;
+import org.springframework.aot.hint.TypeReference;
+import org.springframework.util.ClassUtils;
+
+/**
+ * {@link RuntimeHintsRegistrar} implementation that registers reflection entries
+ * for {@link AbstractHandshakeHandler}.
+ *
+ * @author Sebastien Deleuze
+ * @since 6.0
+ */
+public class HandshakeHandlerRuntimeHintsRegistrar implements RuntimeHintsRegistrar {
+
+	private static final boolean tomcatWsPresent;
+
+	private static final boolean jettyWsPresent;
+
+	private static final boolean undertowWsPresent;
+
+	private static final boolean glassfishWsPresent;
+
+	private static final boolean weblogicWsPresent;
+
+	private static final boolean websphereWsPresent;
+
+	static {
+		ClassLoader classLoader = AbstractHandshakeHandler.class.getClassLoader();
+		tomcatWsPresent = ClassUtils.isPresent(
+				"org.apache.tomcat.websocket.server.WsHttpUpgradeHandler", classLoader);
+		jettyWsPresent = ClassUtils.isPresent(
+				"org.eclipse.jetty.websocket.server.JettyWebSocketServerContainer", classLoader);
+		undertowWsPresent = ClassUtils.isPresent(
+				"io.undertow.websockets.jsr.ServerWebSocketContainer", classLoader);
+		glassfishWsPresent = ClassUtils.isPresent(
+				"org.glassfish.tyrus.servlet.TyrusHttpUpgradeHandler", classLoader);
+		weblogicWsPresent = ClassUtils.isPresent(
+				"weblogic.websocket.tyrus.TyrusServletWriter", classLoader);
+		websphereWsPresent = ClassUtils.isPresent(
+				"com.ibm.websphere.wsoc.WsWsocServerContainer", classLoader);
+	}
+
+	@Override
+	public void registerHints(RuntimeHints hints, ClassLoader classLoader) {
+		ReflectionHints reflectionHints = hints.reflection();
+		if (tomcatWsPresent) {
+			reflectionHints.registerType(TypeReference.of("org.springframework.web.socket.server.standard.TomcatRequestUpgradeStrategy"),
+					builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS));
+		}
+		else if (jettyWsPresent) {
+			reflectionHints.registerType(TypeReference.of("org.springframework.web.socket.server.jetty.JettyRequestUpgradeStrategy"),
+					builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS));
+		}
+		else if (undertowWsPresent) {
+			reflectionHints.registerType(TypeReference.of("org.springframework.web.socket.server.standard.UndertowRequestUpgradeStrategy"),
+					builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS));
+		}
+		else if (glassfishWsPresent) {
+			reflectionHints.registerType(TypeReference.of("org.springframework.web.socket.server.standard.GlassFishRequestUpgradeStrategy"),
+					builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS));
+		}
+		else if (weblogicWsPresent) {
+			reflectionHints.registerType(TypeReference.of("org.springframework.web.socket.server.standard.WebLogicRequestUpgradeStrategy"),
+					builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS));
+		}
+		else if (websphereWsPresent) {
+			reflectionHints.registerType(TypeReference.of("org.springframework.web.socket.server.standard.WebSphereRequestUpgradeStrategy"),
+					builder -> builder.withMembers(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS));
+		}
+	}
+}

spring-websocket/src/main/resources/META-INF/spring/aot.factories

@@ -0,0 +1,2 @@
+org.springframework.aot.hint.RuntimeHintsRegistrar= \
+org.springframework.web.socket.server.support.HandshakeHandlerRuntimeHintsRegistrar