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Fix possible null pointer dereference 

Closes gh-4685
This commit is contained in:
mnhock 2015-12-05 21:30:23 +01:00 committed by Stephane Nicoll
parent 7b2afbdf13
commit 9775d40822
1 changed files with 2 additions and 1 deletions
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3
spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/condition/OnExpressionCondition.java
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@ -51,7 +51,8 @@ class OnExpressionCondition extends SpringBootCondition {
// Explicitly allow environment placeholders inside the expression
expression = context.getEnvironment().resolvePlaceholders(expression);
ConfigurableListableBeanFactory beanFactory = context.getBeanFactory();
BeanExpressionResolver resolver = beanFactory.getBeanExpressionResolver();
BeanExpressionResolver resolver = (beanFactory != null)
? beanFactory.getBeanExpressionResolver() : null;
BeanExpressionContext expressionContext = (beanFactory != null)
? new BeanExpressionContext(beanFactory, null) : null;
if (resolver == null) {