NearService.java
package com.syntifi.near.api.service;
import com.googlecode.jsonrpc4j.JsonRpcFixedParam;
import com.googlecode.jsonrpc4j.JsonRpcHttpClient;
import com.googlecode.jsonrpc4j.JsonRpcMethod;
import com.googlecode.jsonrpc4j.JsonRpcParam;
import com.googlecode.jsonrpc4j.JsonRpcParamsPassMode;
import com.googlecode.jsonrpc4j.ProxyUtil;
import com.syntifi.near.api.model.accesskey.AccessKey;
import com.syntifi.near.api.model.accesskey.AccessKeyChanges;
import com.syntifi.near.api.model.accesskey.AccessKeyList;
import com.syntifi.near.api.model.accesskey.Key;
import com.syntifi.near.api.model.account.Account;
import com.syntifi.near.api.model.account.AccountChanges;
import com.syntifi.near.api.model.block.Block;
import com.syntifi.near.api.model.block.BlockChanges;
import com.syntifi.near.api.model.block.Chunk;
import com.syntifi.near.api.model.contract.ContractCode;
import com.syntifi.near.api.model.contract.ContractCodeChanges;
import com.syntifi.near.api.model.contract.ContractFunctionCallResult;
import com.syntifi.near.api.model.contract.ContractState;
import com.syntifi.near.api.model.contract.ContractStateChanges;
import com.syntifi.near.api.model.gas.GasPrice;
import com.syntifi.near.api.model.identifier.Finality;
import com.syntifi.near.api.model.network.NetworkInfo;
import com.syntifi.near.api.model.network.NodeStatus;
import com.syntifi.near.api.model.network.ValidationStatus;
import com.syntifi.near.api.model.protocol.GenesisConfig;
import com.syntifi.near.api.model.protocol.ProtocolConfig;
import com.syntifi.near.api.model.transaction.Receipt;
import com.syntifi.near.api.model.transaction.TransactionAwait;
import com.syntifi.near.api.model.transaction.TransactionStatus;
import com.syntifi.near.api.service.exception.NearServiceException;
import com.syntifi.near.api.service.exception.NearServiceExceptionResolver;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Map;
import java.util.TreeMap;
/**
* RPC client for the Near network
*
* @author Alexandre Carvalho
* @author Andre Bertolace
* @since 0.0.1
*/
public interface NearService {
/**
* Queries network and returns block for given height or hash.
*
* @param finality the finality param
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("block")
Block getBlock(@JsonRpcParam("finality") Finality finality) throws NearServiceException;
/**
* Queries network and returns block for given height or hash.
*
* @param blockHash the block's hash
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("block")
Block getBlock(@JsonRpcParam("block_id") String blockHash) throws NearServiceException;
/**
* Queries network and returns block for given height or hash.
*
* @param blockHeight the block's height
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("block")
Block getBlock(@JsonRpcParam("block_id") long blockHeight) throws NearServiceException;
/**
* @param finality the finality param
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes_in_block")
BlockChanges getBlockChanges(@JsonRpcParam("finality") Finality finality) throws NearServiceException;
/**
* @param blockHash the block's hash
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes_in_block")
BlockChanges getBlockChanges(@JsonRpcParam("block_id") String blockHash) throws NearServiceException;
/**
* @param blockHeight the block's height
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes_in_block")
BlockChanges getBlockChanges(@JsonRpcParam("block_id") long blockHeight) throws NearServiceException;
/**
* Returns details of a specific chunk. You can run a block details query to get
* a valid chunk hash.
*
* @param chunkId the id of the chunk
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("chunk")
Chunk getChunkDetails(@JsonRpcParam("chunk_id") String chunkId) throws NearServiceException;
/**
* Returns details of a specific chunk. You can run a block details query to get
* a valid chunk hash.
*
* @param blockId the block hash
* @param shardId the id of the shard
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("chunk")
Chunk getChunkDetails(@JsonRpcParam("block_id") String blockId,
@JsonRpcParam("shard_id") long shardId) throws NearServiceException;
/**
* Returns details of a specific chunk. You can run a block details query to get
* a valid chunk hash.
*
* @param blockId the block height
* @param shardId the id of the shard
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("chunk")
Chunk getChunkDetails(@JsonRpcParam("block_id") long blockId,
@JsonRpcParam("shard_id") long shardId) throws NearServiceException;
/**
* Returns general status of a given node (sync status, nearcore node version,
* protocol version, etc), and the current set of validators.
*
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("status")
NodeStatus getNodeStatus() throws NearServiceException;
/**
* Returns the current state of node network connections (active peers,
* transmitted data, etc.)
*
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("network_info")
NetworkInfo getNetworkInfo() throws NearServiceException;
/**
* Queries active validators on the network returning details and the state of
* validation on the blockchain.
*
* @param blockHash the block's hash
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "validators", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
ValidationStatus getNetworkValidationStatus(String blockHash) throws NearServiceException;
/**
* Queries active validators on the network returning details and the state of
* validation on the blockchain.
*
* @param blockHeight the block's height
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "validators", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
ValidationStatus getNetworkValidationStatus(long blockHeight) throws NearServiceException;
/**
* Returns gas price for a specific block_height or block_hash.
* - Using [null] will return the most recent block's gas price.
*
* @param blockHash the block's hash
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "gas_price", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
GasPrice getGasPrice(String blockHash) throws NearServiceException;
/**
* Returns gas price for a specific block_height or block_hash.
*
* @param blockHeight the block's height
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "gas_price", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
GasPrice getGasPrice(long blockHeight) throws NearServiceException;
/**
* Returns current genesis configuration.
*
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_genesis_config")
GenesisConfig getGenesisConfig() throws NearServiceException;
/**
* Returns most recent protocol configuration or a specific queried block.
* Useful for finding current storage and transaction costs.
*
* @param finality the finality param
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_protocol_config")
ProtocolConfig getProtocolConfig(@JsonRpcParam("finality") Finality finality)
throws NearServiceException;
/**
* Returns most recent protocol configuration or a specific queried block.
* Useful for finding current storage and transaction costs.
*
* @param blockHash the block's hash
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_protocol_config")
ProtocolConfig getProtocolConfig(@JsonRpcParam("block_id") String blockHash) throws NearServiceException;
/**
* Returns most recent protocol configuration or a specific queried block.
* Useful for finding current storage and transaction costs.
*
* @param blockHeight the block's height
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_protocol_config")
ProtocolConfig getProtocolConfig(@JsonRpcParam("block_id") long blockHeight) throws NearServiceException;
/**
* Sends a transaction and immediately returns transaction hash.
*
* @param base64EncodedSignedTransaction the base64 encoded signed transaction
* string
* @return the transaction hash
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "broadcast_tx_async", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
String sendTransactionAsync(String base64EncodedSignedTransaction) throws NearServiceException;
/**
* Sends a transaction and waits until transaction is fully complete. (Has a 10
* second timeout)
*
* @param base64EncodedSignedTransaction the base64 encoded signed transaction
* string
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "broadcast_tx_commit", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
TransactionAwait sendTransactionAwait(String base64EncodedSignedTransaction) throws NearServiceException;
/**
* Queries status of a transaction by hash and returns the final transaction
* result.
*
* @param transactionHash the transaction hash
* @param senderAccountId the sender's account id
* @return the data holding object the final transaction result
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "tx", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
TransactionStatus getTransactionStatus(String transactionHash, String senderAccountId)
throws NearServiceException;
/**
* Queries status of a transaction by hash, returning the final transaction
* result and details of all receipts.
*
* @param transactionHash the transaction hash
* @param senderAccountId the sender's account id
* @return the data holding object the final transaction result and details of
* all receipts
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod(value = "EXPERIMENTAL_tx_status", paramsPassMode = JsonRpcParamsPassMode.ARRAY)
TransactionStatus getTransactionStatusWithReceipts(String transactionHash, String senderAccountId)
throws NearServiceException;
/**
* Fetches a receipt by it's ID (as is, without a status or execution outcome)
*
* @param receiptId the receipt ID to query for info
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_receipt")
Receipt getTransactionReceipt(@JsonRpcParam("receipt_id") String receiptId) throws NearServiceException;
/**
* Returns information about a single access key for given account.
* <p>
* If permission of the key is FunctionCall, it will return more details such as
* the allowance, receiver_id, and method_names.
*
* @param finality the finality param
* @param accountId the account id
* @param publicKey the associated public key
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_access_key")
AccessKey viewAccessKey(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_id") String accountId, @JsonRpcParam("public_key") String publicKey)
throws NearServiceException;
/**
* Returns information about a single access key for given account.
* <p>
* If permission of the key is FunctionCall, it will return more details such as
* the allowance, receiver_id, and method_names.
*
* @param blockHash the block's hash
* @param accountId the account id
* @param publicKey the associated public key
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_access_key")
AccessKey viewAccessKey(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_id") String accountId, @JsonRpcParam("public_key") String publicKey)
throws NearServiceException;
/**
* Returns information about a single access key for given account.
* <p>
* If permission of the key is FunctionCall, it will return more details such as
* the allowance, receiver_id, and method_names.
*
* @param blockHeight the block's height
* @param accountId the account id
* @param publicKey the associated public key
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_access_key")
AccessKey viewAccessKey(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_id") String accountId, @JsonRpcParam("public_key") String publicKey)
throws NearServiceException;
/**
* Returns all access keys for a given account.
*
* @param finality the finality param
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_access_key_list")
AccessKeyList viewAccessKeyList(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns all access keys for a given account.
*
* @param blockHash the block's hash
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_access_key_list")
AccessKeyList viewAccessKeyList(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns all access keys for a given account.
*
* @param blockHeight the block's height
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_access_key_list")
AccessKeyList viewAccessKeyList(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns individual access key changes in a specific block. You can query
* multiple keys by passing an array of objects containing the account_id and
* key.
*
* @param finality the finality param
* @param keys the key data to query for changes
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "single_access_key_changes")
AccessKeyChanges viewSingleAccessKeyChanges(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("keys") Key[] keys)
throws NearServiceException;
/**
* Returns individual access key changes in a specific block. You can query
* multiple keys by passing an array of objects containing the account_id and
* key.
*
* @param blockHash the block's hash
* @param keys the key data to query for changes
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "single_access_key_changes")
AccessKeyChanges viewSingleAccessKeyChanges(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("keys") Key[] keys)
throws NearServiceException;
/**
* Returns individual access key changes in a specific block. You can query
* multiple keys by passing an array of objects containing the account_id and
* key.
*
* @param blockHeight the block's height
* @param keys the key data to query for changes
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "single_access_key_changes")
AccessKeyChanges viewSingleAccessKeyChanges(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("keys") Key[] keys)
throws NearServiceException;
/**
* Returns changes to all access keys of a specific block. Multiple accounts can
* be quereied by passing an array of account_ids.
*
* @param finality the finality param
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "all_access_key_changes")
AccessKeyChanges viewAllAccessKeyChanges(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns changes to all access keys of a specific block. Multiple accounts can
* be quereied by passing an array of account_ids.
*
* @param blockHash the block's hash
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "all_access_key_changes")
AccessKeyChanges viewAllAccessKeyChanges(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns changes to all access keys of a specific block. Multiple accounts can
* be quereied by passing an array of account_ids.
*
* @param blockHeight the block's height
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "all_access_key_changes")
AccessKeyChanges viewAllAccessKeyChanges(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns basic account information.
*
* @param finality the finality param
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_account")
Account viewAccount(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns basic account information.
*
* @param blockHash the block's hash
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_account")
Account viewAccount(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns basic account information.
*
* @param blockHeight the block's height
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_account")
Account viewAccount(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns account changes from transactions in a given account.
*
* @param finality the finality param
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "account_changes")
AccountChanges viewAccountChanges(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns account changes from transactions in a given account.
*
* @param blockHash the block's hash
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "account_changes")
AccountChanges viewAccountChanges(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns account changes from transactions in a given account.
*
* @param blockHeight the block's height
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "account_changes")
AccountChanges viewAccountChanges(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns the contract code (Wasm binary) deployed to the account. Please note
* that the returned code will be encoded in base64.
*
* @param finality the finality param
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_code")
ContractCode viewContractCode(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns the contract code (Wasm binary) deployed to the account. Please note
* that the returned code will be encoded in base64.
*
* @param blockHash the block's hash
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_code")
ContractCode viewContractCode(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns the contract code (Wasm binary) deployed to the account. Please note
* that the returned code will be encoded in base64.
*
* @param blockHeight the block's height
* @param accountId the account id
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_code")
ContractCode viewContractCode(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_id") String accountId)
throws NearServiceException;
/**
* Returns the state (key value pairs) of a contract based on the key prefix
* (base64 encoded). Pass an empty string for prefix_base64 if you would like to
* return the entire state. Please note that the returned state will be base64
* encoded as well.
*
* @param finality the finality param
* @param accountId the account id
* @param prefixBase64 the base64 encoded prefix
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_state")
ContractState viewContractState(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_id") String accountId,
@JsonRpcParam("prefix_base64") String prefixBase64)
throws NearServiceException;
/**
* Returns the state (key value pairs) of a contract based on the key prefix
* (base64 encoded). Pass an empty string for prefix_base64 if you would like to
* return the entire state. Please note that the returned state will be base64
* encoded as well.
*
* @param blockHash the block's hash
* @param accountId the account id
* @param prefixBase64 the base64 encoded prefix
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_state")
ContractState viewContractState(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_id") String accountId,
@JsonRpcParam("prefix_base64") String prefixBase64)
throws NearServiceException;
/**
* Returns the state (key value pairs) of a contract based on the key prefix
* (base64 encoded). Pass an empty string for prefix_base64 if you would like to
* return the entire state. Please note that the returned state will be base64
* encoded as well.
*
* @param blockHeight the block's height
* @param accountId the account id
* @param prefixBase64 the base64 encoded prefix
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "view_state")
ContractState viewContractState(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_id") String accountId,
@JsonRpcParam("prefix_base64") String prefixBase64)
throws NearServiceException;
/**
* Returns the state change details of a contract based on the key prefix
* (encoded to base64). Pass an empty string for this param if you would like to
* return all state changes.
*
* @param finality the finality param
* @param accountIds the account ids
* @param keyPrefixBase64 the base64 encoded key prefix
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "data_changes")
ContractStateChanges viewContractStateChanges(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_ids") String[] accountIds,
@JsonRpcParam("key_prefix_base64") String keyPrefixBase64)
throws NearServiceException;
/**
* Returns the state change details of a contract based on the key prefix
* (encoded to base64). Pass an empty string for this param if you would like to
* return all state changes.
*
* @param blockHash the block's hash
* @param accountIds the account ids
* @param keyPrefixBase64 the base64 encoded key prefix
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "data_changes")
ContractStateChanges viewContractStateChanges(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_ids") String[] accountIds,
@JsonRpcParam("key_prefix_base64") String keyPrefixBase64)
throws NearServiceException;
/**
* Returns the state change details of a contract based on the key prefix
* (encoded to base64). Pass an empty string for this param if you would like to
* return all state changes.
*
* @param blockHeight the block's height
* @param accountIds the account ids
* @param keyPrefixBase64 the base64 encoded key prefix
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "data_changes")
ContractStateChanges viewContractStateChanges(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_ids") String[] accountIds,
@JsonRpcParam("key_prefix_base64") String keyPrefixBase64)
throws NearServiceException;
/**
* Returns code changes made when deploying a contract. Change is returned is a
* base64 encoded WASM file.
*
* @param finality the finality param
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "contract_code_changes")
ContractCodeChanges viewContractCodeChanges(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns code changes made when deploying a contract. Change is returned is a
* base64 encoded WASM file.
*
* @param blockHash the block's hash
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "contract_code_changes")
ContractCodeChanges viewContractCodeChanges(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Returns code changes made when deploying a contract. Change is returned is a
* base64 encoded WASM file.
*
* @param blockHeight the block's height
* @param accountIds the account ids
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("EXPERIMENTAL_changes")
@JsonRpcFixedParam(name = "changes_type", value = "contract_code_changes")
ContractCodeChanges viewContractCodeChanges(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_ids") String[] accountIds)
throws NearServiceException;
/**
* Allows you to call a contract method as a view function.
*
* @param finality the finality param
* @param accountId the account id
* @param methodName the name of the method to callthe name of the method to
* call
* @param argsBase64 the method's base64 encoded arguments
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "call_function")
ContractFunctionCallResult callContractFunction(@JsonRpcParam("finality") Finality finality,
@JsonRpcParam("account_id") String accountId, @JsonRpcParam("method_name") String methodName,
@JsonRpcParam("args_base64") String argsBase64)
throws NearServiceException;
/**
* Allows you to call a contract method as a view function.
*
* @param blockHash the block's hash
* @param accountId the account id
* @param methodName the name of the method to call
* @param argsBase64 the method's base64 encoded arguments
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "call_function")
ContractFunctionCallResult callContractFunction(@JsonRpcParam("block_id") String blockHash,
@JsonRpcParam("account_id") String accountId, @JsonRpcParam("method_name") String methodName,
@JsonRpcParam("args_base64") String argsBase64)
throws NearServiceException;
/**
* Allows you to call a contract method as a view function.
*
* @param blockHeight the block's height
* @param accountId the account id
* @param methodName the name of the method to call
* @param argsBase64 the method's base64 encoded arguments
* @return the data holding object
* @throws NearServiceException rpc call error exception
*/
@JsonRpcMethod("query")
@JsonRpcFixedParam(name = "request_type", value = "call_function")
ContractFunctionCallResult callContractFunction(@JsonRpcParam("block_id") long blockHeight,
@JsonRpcParam("account_id") String accountId, @JsonRpcParam("method_name") String methodName,
@JsonRpcParam("args_base64") String argsBase64)
throws NearServiceException;
/**
* NearService builder
*
* @param url the rpc peer url to connect to
* @return the data holding object
* @throws MalformedURLException thrown when url is invalid or unparseable
*/
static NearService usingPeer(String url) throws MalformedURLException {
NearObjectMapper objectMapper = new NearObjectMapper();
Map<String, String> customHeaders = new TreeMap<>();
customHeaders.put("Content-Type", "application/json");
JsonRpcHttpClient client = new JsonRpcHttpClient(objectMapper, new URL("https://" + url),
customHeaders);
client.setExceptionResolver(new NearServiceExceptionResolver());
return ProxyUtil.createClientProxy(NearService.class.getClassLoader(), NearService.class, client);
}
}