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Use Map.computeIfAbsent() in SpringClassRule

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Replace manual synchronization block in SpringClassRule with Java 8's
Map.computeIfAbsent().

Issue: SPR-12421
This commit is contained in:
Sam Brannen
2016-09-01 13:38:42 +02:00
parent 1cf503f939
commit d9eaa5f3ac
1 changed files with 1 additions and 8 deletions
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9
spring-test/src/main/java/org/springframework/test/context/junit4/rules/SpringClassRule.java
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@@ -210,14 +210,7 @@ public class SpringClassRule implements TestRule {
*/ */
static TestContextManager getTestContextManager(Class<?> testClass) { static TestContextManager getTestContextManager(Class<?> testClass) {
Assert.notNull(testClass, "testClass must not be null"); Assert.notNull(testClass, "testClass must not be null");
synchronized (testContextManagerCache) { return testContextManagerCache.computeIfAbsent(testClass, TestContextManager::new);
TestContextManager testContextManager = testContextManagerCache.get(testClass);
if (testContextManager == null) {
testContextManager = new TestContextManager(testClass);
testContextManagerCache.put(testClass, testContextManager);
}
return testContextManager;
}
} }