Put new tracking origin and his callback data (URL and callback public key) to the follower contract. If origin already contained in follower contract

Attach current contract to an instance of Universa network. This will ensure that all the parameters used by {@link NSmartContract} for local calcula

Read next object from the stream @param <T> expected object type @return next object casted to (T) @throws IOException

Sign the data with a given key. @param key is {@link PrivateKey} to sign with @param data to be sign with key @return binary signature

First step of swap procedure. Calls from swapper1 part. <br><br> Get single contracts. <br><br> Service create new revisions of existing contracts, ch

Unpack and the extended signature. On success, returns instance of the {@link ExtendedSignature} with a decoded timestamp, {@link #getCreatedAt()} @p

Implementing revoking procedure. <br><br> Service create temp contract with given contract in revoking items and return it. That temp contract should

Decodes a byte array from Base64 format and ignores line separators, tabs and blanks. CR, LF, Tab and Space characters are ignored in the input data.

Get contract that holds tags,contracts and data associated. Must be registered in order to register Compound entries @return contract

Get the list of fields from the reference @return list of fields reference

get items created by this transaction. Note, that if the Approvable items does not add self to this list, it will not receive approved state on the po

Set "issuer" role to given keys @param keys keys to set "issuer" role to @return issuer role

Second step of swap procedure. Calls from swapper2 part. <br><br> Swapper2 got swap contract from swapper1 and give it to service. Service sign new co

Return packed bytes. Works only if the underlying {@link OutputStream} was a {@link ByteArrayOutputStream}. The default constructor {@link Writer#Writ

Called by protocol when it is closing, and will not send and receive data anymore. Connector can expilcitly close streams and free resources at this p

Get contract expiration time @return contract expiration time

Get the node number of rhe currently connected node. @return node number

@return last revision of the tracking contract.

Check the command name @param someName @return getName().equals(someName)

Resync the item. This method launch resync process, call to network to know what consensus is or hasn't consensus for the item. @param id item to res

Third and final step of swap procedure. Calls from swapper1 part. <br><br> Swapper1 got swap contract from swapper2, give it to service and service fi

Get a random item of the collection. Effectively process {@link RandomAccess} enablied {@link List} collections. For other types of collections conver

Add tag to an item of transaction pack by its id Note: item with given id should exist in transaction pack as either main contract or subitem or refe

Use {@link DatagramAdapter#addErrorsCallback(Function)} to add callback to catch errors. This method call this backs. @param message

List of items (e.g. smartcontracts) that should be valid until the end of the operation. These items will be write-locked until the consensus is found

List of items that will be revoked on positive consensus. These items will be exclusively locked until the transaction is done. On success (positive c

Status should break other processes and possibility to launch processes. @return true if consensus got and processing going father

Check validity of role @return true if role is valid

Checks external escrow contract and add payment contract to it. To payment contract is added {@link Contract.Transactional} section with 2 references:

Create escrow contracts (external and internal) for a expiration period of 5 years. External escrow contract includes internal escrow contract. Contra

Binder to hold any data client might want to keep per one transaction. @return data {@link Binder} from transactional section

message will be shown immediately or buffered and returned later in json mode. @param text

Special check for U contracts (used as payment for {@link com.icodici.universa.contract.Parcel}). Use {@link Approvable#shouldBeU()} to know if item s

Add contract to Compound. Contract and its data will later be accessible by its tag. Note: contract returned by {@link #getContract(String)} has reco

Add callback for errors. @param fn is callback for errors

Create and return ready {@link SlotContract} contract with need permissions and values. {@link SlotContract} is used for control and for payment for s

Get calculated prepaid origins days for this follower contract @return calculated prepaid origins days for all time, from first revision

Get contracts to be revoked within current contract registration. Revoking items require to be either parent of current contract or have special {@lin

Get an address from the role, if it is just a single one. May be used to display a single bearer of a role in UIs. Returns {@code null} if a single

Get the instance of the {@link Db} for a calling thread. Safe to call repeatedly (returns the same instance per thread). @param consumer is {@link Db

Execute sqlText using cached prepared statement and args and return its first row first column if any, nd casts it to desired type. @param sqlText sq

Send command without parameters @param name of the command @return deferred result

Wtires byte[] contents to specified file. If this file already exists - tries to create the same file with suffix _1, _2, etc. @param path full file p

Add collection of private keys to keys contract binary to be signed with when sealed next time. It is called before seal() @param keys key to sign wit