--- /dev/null
+using org.ldk.impl;
+using org.ldk.enums;
+using org.ldk.util;
+using System;
+
+namespace org { namespace ldk { namespace structs {
+
+
+/**
+ * A utility for paying [`Invoice`]s and sending spontaneous payments.
+ *
+ * See [module-level documentation] for details.
+ *
+ * [module-level documentation]: crate::payment
+ */
+public class InvoicePayer : CommonBase {
+ internal InvoicePayer(object _dummy, long ptr) : base(ptr) { }
+ ~InvoicePayer() {
+ if (ptr != 0) { bindings.InvoicePayer_free(ptr); }
+ }
+
+ /**
+ * Creates an invoice payer that retries failed payment paths.
+ *
+ * Will forward any [`Event::PaymentPathFailed`] events to the decorated `event_handler` once
+ * `retry` has been exceeded for a given [`Invoice`].
+ */
+ public static InvoicePayer of(org.ldk.structs.Payer payer, org.ldk.structs.Router router, org.ldk.structs.Logger logger, org.ldk.structs.EventHandler event_handler, org.ldk.structs.Retry retry) {
+ long ret = bindings.InvoicePayer_new(payer == null ? 0 : payer.ptr, router == null ? 0 : router.ptr, logger == null ? 0 : logger.ptr, event_handler == null ? 0 : event_handler.ptr, retry.ptr);
+ GC.KeepAlive(payer);
+ GC.KeepAlive(router);
+ GC.KeepAlive(logger);
+ GC.KeepAlive(event_handler);
+ GC.KeepAlive(retry);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ org.ldk.structs.InvoicePayer ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.InvoicePayer(null, ret); }
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(ret_hu_conv); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(payer); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(router); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(logger); };
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(event_handler); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Pays the given [`Invoice`], caching it for later use in case a retry is needed.
+ *
+ * [`Invoice::payment_hash`] is used as the [`PaymentId`], which ensures idempotency as long
+ * as the payment is still pending. Once the payment completes or fails, you must ensure that
+ * a second payment with the same [`PaymentHash`] is never sent.
+ *
+ * If you wish to use a different payment idempotency token, see
+ * [`Self::pay_invoice_with_id`].
+ */
+ public Result_PaymentIdPaymentErrorZ pay_invoice(org.ldk.structs.Invoice invoice) {
+ long ret = bindings.InvoicePayer_pay_invoice(this.ptr, invoice == null ? 0 : invoice.ptr);
+ GC.KeepAlive(this);
+ GC.KeepAlive(invoice);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_PaymentIdPaymentErrorZ ret_hu_conv = Result_PaymentIdPaymentErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.AddLast(invoice); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Pays the given [`Invoice`] with a custom idempotency key, caching the invoice for later use
+ * in case a retry is needed.
+ *
+ * Note that idempotency is only guaranteed as long as the payment is still pending. Once the
+ * payment completes or fails, no idempotency guarantees are made.
+ *
+ * You should ensure that the [`Invoice::payment_hash`] is unique and the same [`PaymentHash`]
+ * has never been paid before.
+ *
+ * See [`Self::pay_invoice`] for a variant which uses the [`PaymentHash`] for the idempotency
+ * token.
+ */
+ public Result_NonePaymentErrorZ pay_invoice_with_id(org.ldk.structs.Invoice invoice, byte[] payment_id) {
+ long ret = bindings.InvoicePayer_pay_invoice_with_id(this.ptr, invoice == null ? 0 : invoice.ptr, InternalUtils.check_arr_len(payment_id, 32));
+ GC.KeepAlive(this);
+ GC.KeepAlive(invoice);
+ GC.KeepAlive(payment_id);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_NonePaymentErrorZ ret_hu_conv = Result_NonePaymentErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.AddLast(invoice); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Pays the given zero-value [`Invoice`] using the given amount, caching it for later use in
+ * case a retry is needed.
+ *
+ * [`Invoice::payment_hash`] is used as the [`PaymentId`], which ensures idempotency as long
+ * as the payment is still pending. Once the payment completes or fails, you must ensure that
+ * a second payment with the same [`PaymentHash`] is never sent.
+ *
+ * If you wish to use a different payment idempotency token, see
+ * [`Self::pay_zero_value_invoice_with_id`].
+ */
+ public Result_PaymentIdPaymentErrorZ pay_zero_value_invoice(org.ldk.structs.Invoice invoice, long amount_msats) {
+ long ret = bindings.InvoicePayer_pay_zero_value_invoice(this.ptr, invoice == null ? 0 : invoice.ptr, amount_msats);
+ GC.KeepAlive(this);
+ GC.KeepAlive(invoice);
+ GC.KeepAlive(amount_msats);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_PaymentIdPaymentErrorZ ret_hu_conv = Result_PaymentIdPaymentErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.AddLast(invoice); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Pays the given zero-value [`Invoice`] using the given amount and custom idempotency key,
+ * caching the invoice for later use in case a retry is needed.
+ *
+ * Note that idempotency is only guaranteed as long as the payment is still pending. Once the
+ * payment completes or fails, no idempotency guarantees are made.
+ *
+ * You should ensure that the [`Invoice::payment_hash`] is unique and the same [`PaymentHash`]
+ * has never been paid before.
+ *
+ * See [`Self::pay_zero_value_invoice`] for a variant which uses the [`PaymentHash`] for the
+ * idempotency token.
+ */
+ public Result_NonePaymentErrorZ pay_zero_value_invoice_with_id(org.ldk.structs.Invoice invoice, long amount_msats, byte[] payment_id) {
+ long ret = bindings.InvoicePayer_pay_zero_value_invoice_with_id(this.ptr, invoice == null ? 0 : invoice.ptr, amount_msats, InternalUtils.check_arr_len(payment_id, 32));
+ GC.KeepAlive(this);
+ GC.KeepAlive(invoice);
+ GC.KeepAlive(amount_msats);
+ GC.KeepAlive(payment_id);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_NonePaymentErrorZ ret_hu_conv = Result_NonePaymentErrorZ.constr_from_ptr(ret);
+ if (this != null) { this.ptrs_to.AddLast(invoice); };
+ return ret_hu_conv;
+ }
+
+ /**
+ * Pays `pubkey` an amount using the hash of the given preimage, caching it for later use in
+ * case a retry is needed.
+ *
+ * The hash of the [`PaymentPreimage`] is used as the [`PaymentId`], which ensures idempotency
+ * as long as the payment is still pending. Once the payment completes or fails, you must
+ * ensure that a second payment with the same [`PaymentPreimage`] is never sent.
+ */
+ public Result_PaymentIdPaymentErrorZ pay_pubkey(byte[] pubkey, byte[] payment_preimage, long amount_msats, int final_cltv_expiry_delta) {
+ long ret = bindings.InvoicePayer_pay_pubkey(this.ptr, InternalUtils.check_arr_len(pubkey, 33), InternalUtils.check_arr_len(payment_preimage, 32), amount_msats, final_cltv_expiry_delta);
+ GC.KeepAlive(this);
+ GC.KeepAlive(pubkey);
+ GC.KeepAlive(payment_preimage);
+ GC.KeepAlive(amount_msats);
+ GC.KeepAlive(final_cltv_expiry_delta);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_PaymentIdPaymentErrorZ ret_hu_conv = Result_PaymentIdPaymentErrorZ.constr_from_ptr(ret);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Pays `pubkey` an amount using the hash of the given preimage and a custom idempotency key,
+ * caching the invoice for later use in case a retry is needed.
+ *
+ * Note that idempotency is only guaranteed as long as the payment is still pending. Once the
+ * payment completes or fails, no idempotency guarantees are made.
+ *
+ * You should ensure that the [`PaymentPreimage`] is unique and the corresponding
+ * [`PaymentHash`] has never been paid before.
+ */
+ public Result_NonePaymentErrorZ pay_pubkey_with_id(byte[] pubkey, byte[] payment_preimage, byte[] payment_id, long amount_msats, int final_cltv_expiry_delta) {
+ long ret = bindings.InvoicePayer_pay_pubkey_with_id(this.ptr, InternalUtils.check_arr_len(pubkey, 33), InternalUtils.check_arr_len(payment_preimage, 32), InternalUtils.check_arr_len(payment_id, 32), amount_msats, final_cltv_expiry_delta);
+ GC.KeepAlive(this);
+ GC.KeepAlive(pubkey);
+ GC.KeepAlive(payment_preimage);
+ GC.KeepAlive(payment_id);
+ GC.KeepAlive(amount_msats);
+ GC.KeepAlive(final_cltv_expiry_delta);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ Result_NonePaymentErrorZ ret_hu_conv = Result_NonePaymentErrorZ.constr_from_ptr(ret);
+ return ret_hu_conv;
+ }
+
+ /**
+ * Removes the payment cached by the given payment hash.
+ *
+ * Should be called once a payment has failed or succeeded if not using [`InvoicePayer`] as an
+ * [`EventHandler`]. Otherwise, calling this method is unnecessary.
+ */
+ public void remove_cached_payment(byte[] payment_hash) {
+ bindings.InvoicePayer_remove_cached_payment(this.ptr, InternalUtils.check_arr_len(payment_hash, 32));
+ GC.KeepAlive(this);
+ GC.KeepAlive(payment_hash);
+ }
+
+ /**
+ * Constructs a new EventHandler which calls the relevant methods on this_arg.
+ * This copies the `inner` pointer in this_arg and thus the returned EventHandler must be freed before this_arg is
+ */
+ public EventHandler as_EventHandler() {
+ long ret = bindings.InvoicePayer_as_EventHandler(this.ptr);
+ GC.KeepAlive(this);
+ if (ret >= 0 && ret <= 4096) { return null; }
+ EventHandler ret_hu_conv = new EventHandler(null, ret);
+ if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.AddLast(this); };
+ return ret_hu_conv;
+ }
+
+}
+} } }
projects / ldk-java / blobdiff