# ONE store IAP References

* [\[EN\] Annotations](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations)
  * [\[EN\]PurchaseClient.ConnectionState](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchaseclient.connectionstate)
  * [\[EN\]PurchaseClient.FeatureType](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchaseclient.featuretype)
  * [\[EN\]PurchaseClient.ProductType](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchaseclient.producttype)
  * [\[EN\]PurchaseClient.RecurringAction](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchaseclient.recurringaction)
  * [\[EN\]PurchaseClient.ResponseCode](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchaseclient.responsecode)
  * [\[EN\]PurchaseData.AcknowledgeState](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchasedata.acknowledgestate)
  * [\[EN\]PurchaseData.PurchaseState](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchasedata.purchasestate)
  * [\[EN\]PurchaseData.RecurringState](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchasedata.recurringstate)
  * [\[EN\]PurchaseFlowParams.ProrationMode](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/annptations/purchaseflowparams.prorationmode)
* [\[EN\] Classes](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes)
  * [\[EN\]AcknowledgeParams](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/acknowledgeparams)
  * [\[EN\]AcknowledgeParams.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/acknowledgeparams.builder)
  * [\[EN\]ConsumeParams](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/consumeparams)
  * [\[EN\]ConsumeParams.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/consumeparams.builder)
  * [\[EN\]IapResult](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/iapresult)
  * [\[EN\]IapResult.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/iapresult.builder)
  * [\[EN\]ProductDetail](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/productdetail)
  * [\[EN\]ProductDetailsParams](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/productdetailsparams)
  * [\[EN\]ProductDetailsParams.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/productdetailsparams.builder)
  * [\[EN\]PurchaseClient](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/purchaseclient)
  * [\[EN\]PurchaseClient.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/purchaseclient.builder)
  * [\[EN\]PurchaseData](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/purchasedata)
  * [\[EN\]PurchaseFlowParams](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/purchaseflowparams)
  * [\[EN\]PurchaseFlowParams.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/purchaseflowparams.builder)
  * [\[EN\]RecurringProductParams](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/recurringproductparams)
  * [\[EN\]RecurringProductParams.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/recurringproductparams.builder)
  * [\[EN\]SubscriptionParams](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/subscriptionparams)
  * [\[EN\]SubscriptionParams.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/subscriptionparams.builder)
  * [\[EN\]SubscriptionUpdateParams](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/subscriptionupdateparams)
  * [\[EN\]SubscriptionUpdateParams.Builder](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/classes/subscriptionupdateparams.builder)
* [\[EN\] Interfaces](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces)
  * [\[EN\]AcknowledgeListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/acknowledgelistener)
  * [\[EN\]ConsumeListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/consumelistener)
  * [\[EN\]IapResultListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/iapresultlistener)
  * [\[EN\]ProductDetailsListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/productdetailslistener)
  * [\[EN\]PurchaseClientStateListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/purchaseclientstatelistener)
  * [\[EN\]PurchasesListener (deprecated)](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/purchaseslistener-deprecated)
  * [\[EN\]PurchasesUpdatedListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/purchasesupdatedlistener)
  * [\[EN\]QueryPurchasesListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/querypurchaseslistener)
  * [\[EN\]RecurringProductListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/recurringproductlistener)
  * [\[EN\]StoreInfoListener](https://onestore-dev.gitbook.io/dev/eng/tools/billing/v21/references/interfaces/storeinfolistener)