Overview

The zksync2-java is a powerful tool designed for developers working with the Ethereum blockchain.

What is zksync2-java?

The zksync2-java library is a Java SDK designed to facilitate interactions with the ZKsync Era network. It provides a set of tools and methods that allow developers to:

• Connect to the ZKsync network using a Web3 provider.
• Estimate transaction fees and gas usage.
• Interact with smart contracts deployed on ZKsync.
• Retrieve detailed information about transactions, blocks, and accounts.
• Utilize ZKsync-specific functionalities such as L1 to L2 transactions, bridge contracts, and more.

Key features

Seamless integration with web3j

The zksync2-java library builds upon the web3j library, ensuring that developers familiar with Web3j can easily transition to using ZKsync-specific features. It supports all the standard Web3j functionalities while adding additional methods tailored to the ZKsync Era.

ZKsync-specific methods

The library includes a variety of methods specific to ZKsync, such as:

• Estimating fees for transactions (estimateFee).
• Calculating gas usage for transactions (estimateGas, estimateGasL1).
• Retrieving account balances and block details.
• Managing transactions between Layer 1 (L1) and Layer 2 (L2).
• Accessing bridge contracts and batch details.

Ease of use

The zksync2-java library is designed with simplicity in mind, offering straightforward APIs and documentation to help developers get started quickly and efficiently.