stellar-sdk/com.soneso.stellar.sdk/InvokeHostFunctionOperation/Companion/invokeContractFunction

invokeContractFunction

fun invokeContractFunction(contractAddress: String, functionName: String, parameters: List<SCValXdr>): InvokeHostFunctionOperation

Creates an InvokeHostFunctionOperation for invoking a specific function on a contract.

This is a convenience factory method that builds the necessary XDR structures for contract invocation.

Return

An InvokeHostFunctionOperation ready to be added to a transaction

Parameters

contractAddress

The contract address (C... format)

functionName

The name of the contract function to invoke

parameters

The function parameters as SCVal XDR values

Throws

IllegalArgumentException

If contractAddress is not a contract (C...) address

Example

val operation = InvokeHostFunctionOperation.invokeContractFunction(
    contractAddress = "CABC123...",
    functionName = "transfer",
    parameters = listOf(
        Scv.toAddress(fromAccount),
        Scv.toAddress(toAccount),
        Scv.toInt128(amount)
    )
)