Polish

Author: mbhave

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/kafka/KafkaProperties.java

@@ -1186,14 +1186,7 @@ public void setProtocol(String protocol) {
 		}
 
 		public Map<String, Object> buildProperties() {
-			MutuallyExclusiveConfigurationPropertiesException.throwIfMultipleNonNullValuesIn((entries) -> {
-				entries.put("spring.kafka.ssl.key-store-key", this.getKeyStoreKey());
-				entries.put("spring.kafka.ssl.key-store-location", this.getKeyStoreLocation());
-			});
-			MutuallyExclusiveConfigurationPropertiesException.throwIfMultipleNonNullValuesIn((entries) -> {
-				entries.put("spring.kafka.ssl.trust-store-certificates", this.getTrustStoreCertificates());
-				entries.put("spring.kafka.ssl.trust-store-location", this.getTrustStoreLocation());
-			});
+			validate();
 			Properties properties = new Properties();
 			PropertyMapper map = PropertyMapper.get().alwaysApplyingWhenNonNull();
 			map.from(this::getKeyPassword).to(properties.in(SslConfigs.SSL_KEY_PASSWORD_CONFIG));
@@ -1213,6 +1206,17 @@ public Map<String, Object> buildProperties() {
 			return properties;
 		}
 
+		private void validate() {
+			MutuallyExclusiveConfigurationPropertiesException.throwIfMultipleNonNullValuesIn((entries) -> {
+				entries.put("spring.kafka.ssl.key-store-key", this.getKeyStoreKey());
+				entries.put("spring.kafka.ssl.key-store-location", this.getKeyStoreLocation());
+			});
+			MutuallyExclusiveConfigurationPropertiesException.throwIfMultipleNonNullValuesIn((entries) -> {
+				entries.put("spring.kafka.ssl.trust-store-certificates", this.getTrustStoreCertificates());
+				entries.put("spring.kafka.ssl.trust-store-location", this.getTrustStoreLocation());
+			});
+		}
+
 		private String resourceToPath(Resource resource) {
 			try {
 				return resource.getFile().getAbsolutePath();