Random null pointer exception in 1.3.1. Fixes springdoc#545

bnasslahsen · bnasslahsen · commit df1df6e6986f · 2020-04-10T22:17:33.000+02:00
diff --git a/springdoc-openapi-common/src/main/java/org/springdoc/api/AbstractOpenApiResource.java b/springdoc-openapi-common/src/main/java/org/springdoc/api/AbstractOpenApiResource.java
@@ -122,7 +122,7 @@ public static void addDeprecatedType(Class<?> cls) {
 		DEPRECATED_TYPES.add(cls);
 	}
 
-	protected OpenAPI getOpenApi() {
+	protected synchronized OpenAPI getOpenApi() {
 		OpenAPI openApi;
 		if (openAPIBuilder.getCachedOpenAPI() == null || springDocConfigProperties.isCacheDisabled()) {
 			Instant start = Instant.now();

Original file line number	Diff line number	Diff line change
`@@ -122,7 +122,7 @@ public static void addDeprecatedType(Class<?> cls) {`
`122`	`122`	`DEPRECATED_TYPES.add(cls);`
`123`	`123`	`}`
`124`	`124`
`125`		`- protected OpenAPI getOpenApi() {`
	`125`	`+ protected synchronized OpenAPI getOpenApi() {`
`126`	`126`	`OpenAPI openApi;`
`127`	`127`	`if (openAPIBuilder.getCachedOpenAPI() == null \|\| springDocConfigProperties.isCacheDisabled()) {`
`128`	`128`	`Instant start = Instant.now();`