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Optimize class detection by sharing the ClassLoader

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Issue: SPR-17083
This commit is contained in:
Sebastien Deleuze
2018-07-25 10:55:07 +02:00
parent 32faf09a80
commit d3b244a81b
15 changed files with 196 additions and 171 deletions
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24
spring-webflux/src/main/java/org/springframework/web/reactive/socket/server/support/HandshakeWebSocketService.java
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@@ -63,21 +63,21 @@ public class HandshakeWebSocketService implements WebSocketService, Lifecycle {
private static final Mono<Map<String, Object>> EMPTY_ATTRIBUTES = Mono.just(Collections.emptyMap());
private static final boolean tomcatPresent = ClassUtils.isPresent(
"org.apache.tomcat.websocket.server.WsHttpUpgradeHandler",
HandshakeWebSocketService.class.getClassLoader());
private static final boolean tomcatPresent;
private static final boolean jettyPresent = ClassUtils.isPresent(
"org.eclipse.jetty.websocket.server.WebSocketServerFactory",
HandshakeWebSocketService.class.getClassLoader());
private static final boolean jettyPresent;
private static final boolean undertowPresent = ClassUtils.isPresent(
"io.undertow.websockets.WebSocketProtocolHandshakeHandler",
HandshakeWebSocketService.class.getClassLoader());
private static final boolean undertowPresent;
private static final boolean reactorNettyPresent = ClassUtils.isPresent(
"reactor.netty.http.server.HttpServerResponse",
HandshakeWebSocketService.class.getClassLoader());
private static final boolean reactorNettyPresent;
static {
ClassLoader classLoader = HandshakeWebSocketService.class.getClassLoader();
tomcatPresent = ClassUtils.isPresent("org.apache.tomcat.websocket.server.WsHttpUpgradeHandler", classLoader);
jettyPresent = ClassUtils.isPresent("org.eclipse.jetty.websocket.server.WebSocketServerFactory", classLoader);
undertowPresent = ClassUtils.isPresent("io.undertow.websockets.WebSocketProtocolHandshakeHandler", classLoader);
reactorNettyPresent = ClassUtils.isPresent("reactor.netty.http.server.HttpServerResponse", classLoader);
}
protected static final Log logger = LogFactory.getLog(HandshakeWebSocketService.class);