private void walk()

in junit-platform-engine/src/main/java/org/junit/platform/engine/support/hierarchical/NodeTreeWalker.java [51:73]

• 23 lines of code
• 4 McCabe index (conditional complexity)

	private void walk(TestDescriptor globalLockDescriptor, TestDescriptor testDescriptor,
			NodeExecutionAdvisor advisor) {
		Set<ExclusiveResource> exclusiveResources = getExclusiveResources(testDescriptor);
		if (exclusiveResources.isEmpty()) {
			advisor.useResourceLock(testDescriptor, globalReadLock);
			testDescriptor.getChildren().forEach(child -> walk(globalLockDescriptor, child, advisor));
		}
		else {
			Set<ExclusiveResource> allResources = new HashSet<>(exclusiveResources);
			advisor.forceDescendantExecutionMode(testDescriptor, SAME_THREAD);
			doForChildrenRecursively(testDescriptor, child -> {
				allResources.addAll(getExclusiveResources(child));
				advisor.forceDescendantExecutionMode(child, SAME_THREAD);
			});
			if (!globalLockDescriptor.equals(testDescriptor) && allResources.contains(GLOBAL_READ_WRITE)) {
				advisor.forceDescendantExecutionMode(globalLockDescriptor, SAME_THREAD);
				doForChildrenRecursively(globalLockDescriptor,
					child -> advisor.forceDescendantExecutionMode(child, SAME_THREAD));
				advisor.useResourceLock(globalLockDescriptor, globalReadWriteLock);
			}
			advisor.useResourceLock(testDescriptor, lockManager.getLockForResources(allResources));
		}
	}