/**
* Merge configuration dependencies with parent. Child values override parent values.
*
* @param parent parent service module
*/
private void mergeConfigDependencies(ServiceInfo parent) {
// currently there is no way to remove an inherited config dependency
List<String> configDependencies = serviceInfo.getConfigDependencies();
List<String> parentConfigDependencies =
parent.getConfigDependencies() != null
? parent.getConfigDependencies()
: Collections.<String>emptyList();
if (configDependencies == null) {
serviceInfo.setConfigDependencies(parentConfigDependencies);
} else {
for (String parentDependency : parentConfigDependencies) {
if (!configDependencies.contains(parentDependency)) {
configDependencies.add(parentDependency);
}
}
}
}
@Test
public void testResolve_ConfigDependencies() throws Exception {
List<String> configDependencies = new ArrayList<String>();
configDependencies.add("foo");
configDependencies.add("bar");
// specified in child only
ServiceInfo info = new ServiceInfo();
ServiceInfo parentInfo = new ServiceInfo();
info.setConfigDependencies(configDependencies);
ServiceModule service = resolveService(info, parentInfo);
assertEquals(configDependencies, service.getModuleInfo().getConfigDependencies());
// specified in parent only
info.setConfigDependencies(null);
parentInfo.setConfigDependencies(configDependencies);
service = resolveService(info, parentInfo);
assertEquals(configDependencies, service.getModuleInfo().getConfigDependencies());
// specified in both
List<String> parentCustomCommands = new ArrayList<String>();
parentCustomCommands.add("bar");
parentCustomCommands.add("other");
info.setConfigDependencies(configDependencies);
parentInfo.setConfigDependencies(parentCustomCommands);
service = resolveService(info, parentInfo);
Collection<String> mergedConfigDependencies = service.getModuleInfo().getConfigDependencies();
assertEquals(3, mergedConfigDependencies.size());
assertTrue(mergedConfigDependencies.contains("foo"));
assertTrue(mergedConfigDependencies.contains("bar"));
assertTrue(mergedConfigDependencies.contains("other"));
// not set in either
info.setConfigDependencies(null);
parentInfo.setConfigDependencies(null);
service = resolveService(info, parentInfo);
assertTrue(service.getModuleInfo().getConfigDependencies().isEmpty());
}
