Java SDK for The Open Network (TON)

Java libraries for interacting with TON blockchain.

Maven

<dependency>
    <groupId>io.github.neodix42</groupId>
    <artifactId>smartcontract</artifactId>
    <version>0.0.2</version>
</dependency>

Jitpack

<repositories>
    <repository>
        <id>jitpack.io</id>
        <url>https://jitpack.io</url>
    </repository>
</repositories>

<dependency>
    <groupId>io.github.neodix42</groupId>
    <artifactId>ton4j</artifactId>
    <version>0.0.2</version>
</dependency>

You can use each sub-module individualy. Click the module below to get more details.

• Tonlib - use external Tonlib shared library to communicate with TON blockchain.
• SmartContract - create and deploy custom and predefined smart-contracts.
• Cell - create, read and manipulate Bag of Cells.
• BitString - construct bitstrings. All data in Cells stored in bitstrings.
• Address - create and parse TON wallet addresses.
• Mnemonic - helpful methods for generating deterministic keys for TON blockchain.
• Utils - create private and public keys, convert data.

Features

• ✅ Cells serialization / deserialization
• ✅ Support num, cell and slice as arguments for runMethod
• ✅ Render List, Tuple, Slice, Cell and Number results from runMethod
• ✅ Generate or import private key, sign, encrypt and decrypt using Tonlib
• ✅ Encrypt/decrypt with mnemonic
• ✅ Get account state method
• ✅ Send external message
• ✅ Get block transactions
• ✅ Get account transactions
• ✅ Deploy contracts and send external messages using Tonlib
• ✅ Wallet operations (Simple, V2, V3, V4, Lockup)
• ✅ Cell hashmap serialization / deserialization

Todo

• Support tuple and list as arguments for runMethod
• Add TON DNS support
• Add TON Payment channel support
• Add FT (Jetton) and NFT tokens support
• Fix dictionary de/serialization with one entry
• Improve test coverage and add more integration tests