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GH-1066 Add class caching for FunctionClassUtils in serverless-web

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Resolves #1066
This commit is contained in:
Oleg Zhurakousky
2023-08-30 14:52:48 +02:00
parent 94f120d890
commit 8ab157de76
1 changed files with 7 additions and 2 deletions
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9
spring-cloud-function-adapters/spring-cloud-function-serverless-web/src/main/java/org/springframework/cloud/function/serverless/web/FunctionClassUtils.java
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@@ -46,6 +46,8 @@ public final class FunctionClassUtils {
private static Log logger = LogFactory.getLog(FunctionClassUtils.class); private static Log logger = LogFactory.getLog(FunctionClassUtils.class);
private static Class<?> MAIN_CLASS;
private FunctionClassUtils() { private FunctionClassUtils() {
} }
@@ -59,8 +61,11 @@ public final class FunctionClassUtils {
* @return instance of Class which represent the start class of the application. * @return instance of Class which represent the start class of the application.
*/ */
public static Class<?> getStartClass() { public static Class<?> getStartClass() {
ClassLoader classLoader = FunctionClassUtils.class.getClassLoader(); if (MAIN_CLASS == null) {
return getStartClass(classLoader); ClassLoader classLoader = FunctionClassUtils.class.getClassLoader();
MAIN_CLASS = getStartClass(classLoader);
}
return MAIN_CLASS;
} }
static Class<?> getStartClass(ClassLoader classLoader) { static Class<?> getStartClass(ClassLoader classLoader) {