Avoid String allocations with Assert.state()

spring-messaging/src/main/java/org/springframework/messaging/rsocket/service/RSocketServiceMethod.java

@@ -229,7 +229,8 @@ final class RSocketServiceMethod {
 					break;
 				}
 			}
-			Assert.state(resolved, formatArgumentError(this.parameters[i], "No suitable resolver"));
+			int index = i;
+			Assert.state(resolved, () -> formatArgumentError(this.parameters[index], "No suitable resolver"));
 		}
 	}
 

spring-web/src/main/java/org/springframework/web/service/invoker/HttpServiceMethod.java

@@ -116,7 +116,8 @@ final class HttpServiceMethod {
 					break;
 				}
 			}
-			Assert.state(resolved, formatArgumentError(this.parameters[i], "No suitable resolver"));
+			int index = i;
+			Assert.state(resolved, () -> formatArgumentError(this.parameters[index], "No suitable resolver"));
 		}
 	}