CL-PL9

CL-PL-9.java

TxBuilder contractTxBuilder = output.outputBuilder()
                .buildInputs(InputBuilders.createFromUtxos(List.of(scriptUtxo)))
                .andThen(InputBuilders.referenceInputsFromUtxos(List.of(refScriptUtxo))) //CIP-31
                .andThen(CollateralBuilders.collateralOutputs(senderAddress, Lists.newArrayList(collateralUtxos))) //CIP-40
                .andThen(ScriptCallContextProviders.createFromScriptCallContext(scriptCallContext))
                .andThen((context, txn) -> {
                    //Calculate ExUnit. It should be done before balanceTx for accurate fee calculation
                    //update estimate ExUnits
                    ExUnits estimatedExUnits;
                    try {
                        estimatedExUnits = evaluateExUnits(txn);
                        txn.getWitnessSet().getRedeemers().get(0).setExUnits(estimatedExUnits);
                    } catch (Exception e) {
                        throw new ApiRuntimeException("Script cost evaluation failed", e);
                    }

                    //Remove script from witnessset as we are using reference script input
                    txn.getWitnessSet().getPlutusV2Scripts().clear();
                })
                .andThen(BalanceTxBuilders.balanceTx(senderAddress, 2));

TxBuilderContext txBuilderContext = TxBuilderContext.init(utxoSupplier, protocolParamsSupplier);
        
//Tx Build and Submit
TxSigner signer = signerFrom(sender);
Transaction signedTx = txBuilderContext.buildAndSign(contractTxBuilder, signer);
        
Result<String> result = backendService.getTransactionService().submitTransaction(signedTx.serialize());