DEPRECATED

not maintained

terra-wallet-java

for android

Build framework.

1. build and generate "./build/libs/terra-wallet-java.jar"

Usage. (Android Studio)

1. File - Project Structure - Module - '+' click.
2. 'Import .JAR/.AAR Package' click.
3. Browse 'terra-wallet-java.jar'.
4. add below implementation in Build.gradle(app) dependencies.

implementation project(":terra-wallet-java")
implementation 'org.web3j:crypto:4.5.17'
implementation 'com.google.code.gson:gson:2.8.6''

5. See below example.

import money.terra.terrawallet.TerraWalletSDK;
import org.json.JSONObject;

public class Example {
    public void createWallet() {
        String[] wallet = TerraWalletSDK.getNewWallet();

        String privateKey = wallet[0];
        // ex) 99b555956f56a2889c78594cfac8d8aa6d0a6e75bd3ccfefb5248b6b83d8096c, 32bytes

        String publicKey = wallet[1];
        // ex) 0352105a7248e226cbb913aad4d5997cf03db9e6caf03dd9a1d168442325d4ff1f, 33bytes

        String terraAddress = wallet[2];
        // ex) terra14aqr0fwhsh334qpeu39wuzdt9hkw2pwvwnyvh6

        String mnemonic = wallet[3];
        // ex) police head unfair frozen animal sketch peace budget orange foot fault quantum caution make reject fruit minimum east stuff leisure seminar ocean credit ridge, 24 words
    }

    public void loadWallet(String mnemonicWords, int bip) {
        String[] wallet = TerraWalletSDK.getNewWalletFromSeed(mnemonicWords, bip);
        // recommend bip is 330

        String privateKey = wallet[0];
        // ex) 99b555956f56a2889c78594cfac8d8aa6d0a6e75bd3ccfefb5248b6b83d8096c, 32bytes
        // if mnemonic is wrong, Return value will be ""

        String publicKey = wallet[1];
        // ex) 0352105a7248e226cbb913aad4d5997cf03db9e6caf03dd9a1d168442325d4ff1f, 33bytes
        // if mnemonic is wrong, Return value will be ""

        String terraAddress = wallet[2];
        // ex) terra14aqr0fwhsh334qpeu39wuzdt9hkw2pwvwnyvh6
        // if mnemonic is wrong, Return value will be ""
    }

    public String signMessage(JSONObject tx,
                                   String sequence,
                                   String accountNumber,
                                   String chainId,
                                   String hexPrivateKey,
                                   String hexPublicKey) throws Exception {

        // Parameter Info (for Testnet, https://bombay-lcd.terra.dev)

        // tx
        // transfer ex) "{\"msg\":[{\"type\":\"bank/MsgSend\",\"value\":{\"from_address\":\"terra14aqr0fwhsh334qpeu39wuzdt9hkw2pwvwnyvh6\",\"to_address\":\"terra1y56xnxa2aaxtuc3rpntgxx0qchyzy2wp7dqgy3\",\"amount\":[{\"denom\":\"uluna\",\"amount\":\"50\"}]}}],\"fee\":{\"amount\":[{\"denom\":\"uluna\",\"amount\":\"50\"}],\"gas\":\"200000\"},\"signatures\":null,\"memo\":\"memo\"}"

        // sequence, accountNumber
        // https://bombay-lcd.terra.dev/auth/accounts/{YOUR ADDRESS}

        // chainId (ex: 'bombay-11')
        // https://bombay-lcd.terra.dev/blocks/latest

        // hexPrivateKey, ex) 99b555956f56a2889c78594cfac8d8aa6d0a6e75bd3ccfefb5248b6b83d8096c
        // hexPublicKey,  ex) 0352105a7248e226cbb913aad4d5997cf03db9e6caf03dd9a1d168442325d4ff1f

        try {
            String requestBody = TerraWalletSDK.sign(tx, sequence, accountNumber, chainId, hexPrivateKey, hexPublicKey).toString();
            return requestBody;

            // you can send a 'requestBody' to
            // 'https://bombay-lcd.terra.dev/txs' POST
        }catch(Exception e) {
            return "";
        }
    }
}

License

MIT License

Copyright (c) 2020 TerraFormLabs Inc.

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.