Samples for the AndroidPublisher (V3) Google API Client Library for Java
问题 I am upgrading AndroidPublisher library from v1 to v3 for my secure backend server. AndroidPublisher library (v3) will allows me to do server side purchase validation and acknowledgement for in-app purchases and subscription securely. Existing code for v1 is not compatible anymore. The v3 library looks better but I could not find any sample code for: Build client credential using client JSON. Get & Acknowledge Purchases using PurchaseToken. Maven setting: <project> <dependencies> <dependency>