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avoid race condition by loading tiers

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This commit is contained in:
ayyoob 2017-03-06 11:30:22 +05:30
parent f554f62e1d
commit 525b55d603
1 changed files with 19 additions and 0 deletions
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19
components/apimgt-extensions/org.wso2.carbon.apimgt.application.extension/src/main/java/org/wso2/carbon/apimgt/application/extension/APIManagementProviderServiceImpl.java
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@ -41,6 +41,7 @@ public class APIManagementProviderServiceImpl implements APIManagementProviderSe
private static final Log log = LogFactory.getLog(APIManagementProviderServiceImpl.class);
private static final String CONTENT_TYPE = "application/json";
private static final int MAX_API_PER_TAG = 200;
private static final String APP_TIER_TYPE = "application";
@Override
public void removeAPIApplication(String applicationName, String username) throws APIManagerException {
@ -66,6 +67,24 @@ public class APIManagementProviderServiceImpl implements APIManagementProviderSe
throws APIManagerException {
StoreClient storeClient = APIApplicationManagerExtensionDataHolder.getInstance().getIntegrationClientService()
.getStoreClient();
//This is a fix to avoid race condition and trying to load tenant related tiers before invocation.
List<TierList> tierLists = storeClient.getTiers()
.tiersTierLevelGet(APP_TIER_TYPE, 100, 0, null, CONTENT_TYPE, null);
boolean tierExist = false;
for (TierList tierList : tierLists ) {
List<Tier> tiers = tierList.getList();
for (Tier tier : tiers) {
if (ApiApplicationConstants.DEFAULT_TIER.equals(tier.getName())) {
tierExist = true;
}
}
}
if (!tierExist) {
throw new IllegalStateException("The required Application Tier [ " + ApiApplicationConstants.DEFAULT_TIER +
"] does not exit for the tenant" +
PrivilegedCarbonContext.getThreadLocalCarbonContext()
.getTenantDomain());
}
ApplicationList applicationList = storeClient.getApplications()
.applicationsGet("", applicationName, 1, 0, CONTENT_TYPE, null);
Application application;