v4.4.0

v4.4.0 (2026-02-24)

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Improvements:

• Replaced the internal regex-based JSON parser with Google Gson for reliable, spec-compliant JSON handling.
• Added comprehensive test coverage for the internal JsonUtil utility.

Dependencies:

• Added com.google.code.gson:gson:2.13.2 as a compile dependency (transitive for SDK consumers). Minimum compatible Gson version is 2.8.6. See README for version conflict guidance.

v4.3.0

v4.3.0 (2026-02-20)

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New Features:

• Added async API support for all resource operations via CompletableFuture-based async methods (e.g., createAsync, listAsync, retrieveAsync).

v4.2.0

v4.2.0 (2026-02-16)

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New Features:

• Added subdomain routing support for API requests.
• Added JSON request body support for applicable APIs.

v4.1.1

v4.1.1 (2026-02-10)

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Bug Fixes:

• Corrected the generation of StringFilter for EnumFilter and BooleanFilter parameters in GET list APIs.

v4.1.0

v4.1.0 (2026-02-06)

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New Attributes:

• subscription_id has been added to EntitlementOverride.
• is_enabled has been added to EntitlementOverride.
• decommissioned has been added to Subscription.

New Parameters:

• omnichannel_subscription_item has been added as query parameter to list_omnichannel_subscriptions in OmnichannelSubscription.
• entitlement_overrides.entity_id has been added as request body parameter to upsert_or_remove_entitlement_overrides_for_a_subscription in EntitlementOverride.
• entitlement_overrides.entity_type has been added as request body parameter to upsert_or_remove_entitlement_overrides_for_a_subscription in EntitlementOverride.
• entitlement_overrides.is_enabled has been added as request body parameter to upsert_or_remove_entitlement_overrides_for_a_subscription in EntitlementOverride.
• payment_method_save_policy has been added as request body parameter to collect_now in HostedPage.
• decommissioned has been added as request body parameter to cancel_subscription_for_items in Subscription.

Parameter Updates:

• pricing_page has been changed from required to optional in create_pricing_page_for_existing_subscription of PricingPageSession.

New Events:

• payment_due_reminder has been added.

New Enums:

• charge has been added as a new value enum EntityType.
• payment_due_reminder has been added as a new value enum EventType.
• tempus has been added as a new value enum Gateway.
• kakao_pay, naver_pay, revolut_pay, and cash_app_pay have been added as new values enum PaymentMethod.
• always, ask, and never have been added as new values enum PaymentMethodSavePolicy.
• kakao_pay, naver_pay, revolut_pay, and cash_app_pay have been added as new values enum PaymentMethodType.
• kakao_pay, naver_pay, revolut_pay, and cash_app_pay have been added as new values enum Type.
• accepted, rejected, message_acknowledgement, in_process, under_query, conditionally_accepted, and paid have been added as new values to enum attribute einvoice.status in CreditNote.
• accepted, rejected, message_acknowledgement, in_process, under_query, conditionally_accepted, and paid have been added as new values to enum attribute status in Einvoice.
• accepted, rejected, message_acknowledgement, in_process, under_query, conditionally_accepted, and paid have been added as new values to enum attribute einvoice.status in Invoice.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum attribute payment_method_type in PaymentIntent.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum attribute active_payment_attempt.payment_method_type in PaymentIntent.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum request body parameter payment_method_type in update_a_payment_intent of PaymentIntent.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum request body parameter payment_method_type in create_a_payment_intent of PaymentIntent.

v3.43.0

v3.43.0 (2026-02-06)

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New Attributes:

• subscription_id has been added to EntitlementOverride.
• is_enabled has been added to EntitlementOverride.
• decommissioned has been added to Subscription.

New Parameters:

• omnichannel_subscription_item has been added as query parameter to list_omnichannel_subscriptions in OmnichannelSubscription.
• entitlement_overrides.entity_id has been added as request body parameter to upsert_or_remove_entitlement_overrides_for_a_subscription in EntitlementOverride.
• entitlement_overrides.entity_type has been added as request body parameter to upsert_or_remove_entitlement_overrides_for_a_subscription in EntitlementOverride.
• entitlement_overrides.is_enabled has been added as request body parameter to upsert_or_remove_entitlement_overrides_for_a_subscription in EntitlementOverride.
• payment_method_save_policy has been added as request body parameter to collect_now in HostedPage.
• decommissioned has been added as request body parameter to cancel_subscription_for_items in Subscription.

Parameter Updates:

• pricing_page has been changed from required to optional in create_pricing_page_for_existing_subscription of PricingPageSession.

New Events:

• payment_due_reminder has been added.

New Enums:

• charge has been added as a new value enum EntityType.
• payment_due_reminder has been added as a new value enum EventType.
• tempus has been added as a new value enum Gateway.
• kakao_pay, naver_pay, revolut_pay, and cash_app_pay have been added as new values enum PaymentMethod.
• always, ask, and never have been added as new values enum PaymentMethodSavePolicy.
• kakao_pay, naver_pay, revolut_pay, and cash_app_pay have been added as new values enum PaymentMethodType.
• kakao_pay, naver_pay, revolut_pay, and cash_app_pay have been added as new values enum Type.
• accepted, rejected, message_acknowledgement, in_process, under_query, conditionally_accepted, and paid have been added as new values to enum attribute einvoice.status in CreditNote.
• accepted, rejected, message_acknowledgement, in_process, under_query, conditionally_accepted, and paid have been added as new values to enum attribute status in Einvoice.
• accepted, rejected, message_acknowledgement, in_process, under_query, conditionally_accepted, and paid have been added as new values to enum attribute einvoice.status in Invoice.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum attribute payment_method_type in PaymentIntent.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum attribute active_payment_attempt.payment_method_type in PaymentIntent.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum request body parameter payment_method_type in update_a_payment_intent of PaymentIntent.
• kakao_pay, naver_pay, revolut_pay, cash_app_pay, wechat_pay, and alipay have been added as new values to enum request body parameter payment_method_type in create_a_payment_intent of PaymentIntent.

v4.0.3

v4.0.3 (2026-02-05)

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New Features:

• Add custom field support for sub-resources in HostedPage, PricingPageSession, Quote, Subscription, and Gift operations.

v4.0.2

v4.0.2 (2026-01-30)

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New Features:

• Add custom field filtering support for list operations using type-safe filters.

v4.0.1

v4.0.1 (2026-01-19)

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New Parameters:

• applicable_item_price_ids has been added to Coupon#CouponListRequest.
• applicable_item_price_ids has been added to Export#CouponRequest.

New Enums:

• Twikey has been added to GatewayEnum.

Deleted Action:

• move action has been removed from the ItemPrice.

New Features:

• add util method for export and 'Time Machine' async handler.

v3.42.0

v3.42.0 (2026-01-16)

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New Parameters:

• applicable_item_price_ids has been added to Coupon#CouponListRequest.
• applicable_item_price_ids has been added to Export#CouponRequest.

New Enums:

• Twikey has been added to GatewayEnum.

Deleted Action:

• move action has been removed from the ItemPrice.