Add new address to a GUI wallet
This commit is contained in:
romanman
parent
e7b2fd7d19
commit
7affbd26c8
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@ -0,0 +1,48 @@
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package org.ethereum.core;
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import org.ethereum.crypto.ECKey;
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import org.ethereum.crypto.HashUtil;
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import org.ethereum.util.Utils;
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import org.spongycastle.util.encoders.Hex;
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import java.math.BigInteger;
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import java.util.Arrays;
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/**
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* www.ethereumJ.com
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* User: Roman Mandeleil
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* Created on: 17/05/14 19:10
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*/
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public class Address {
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byte[] privKey;
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byte[] pubKey;
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public Address(){
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privKey = new BigInteger(130, Utils.getRandom()).toString(32).getBytes();
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this.pubKey = ECKey.fromPrivate(privKey).getAddress();
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}
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public Address(byte[] privKey) {
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this.privKey = privKey;
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this.pubKey = ECKey.fromPrivate(privKey).getAddress();
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}
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public Address(byte[] privKey, byte[] pubKey) {
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this.privKey = privKey;
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this.pubKey = pubKey;
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}
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public byte[] getPrivKey() {
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return privKey;
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}
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public byte[] getPubKey() {
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return pubKey;
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}
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@Override
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public String toString() {
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return Hex.toHexString(pubKey);
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}
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}
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@ -0,0 +1,156 @@
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package org.ethereum.core;
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import org.w3c.dom.Attr;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.parsers.ParserConfigurationException;
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import javax.xml.transform.Transformer;
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import javax.xml.transform.TransformerConfigurationException;
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import javax.xml.transform.TransformerException;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.dom.DOMSource;
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import javax.xml.transform.stream.StreamResult;
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import java.io.File;
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import java.math.BigInteger;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Set;
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/**
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* www.ethereumJ.com
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* User: Roman Mandeleil
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* Created on: 17/05/14 15:53
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*/
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public class Wallet {
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HashMap<Address, BigInteger> rows = new HashMap<>();
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List<WalletListener> listeners = new ArrayList();
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int high;
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public void addNewKey(){
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Address address = new Address();
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rows.put(address, BigInteger.ZERO);
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for (WalletListener listener : listeners) listener.valueChanged();
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}
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public void importKey(byte[] privKey){
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Address address = new Address(privKey);
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rows.put(address, BigInteger.ZERO);
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notifyListeners();
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}
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public void addListener(WalletListener walletListener){
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this.listeners.add(walletListener);
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}
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public Set<Address> getAddressSet(){
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return rows.keySet();
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}
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public BigInteger getBalance(Address address){
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return rows.get(address);
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}
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public BigInteger totalBalance(){
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BigInteger sum = BigInteger.ZERO;
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for (BigInteger value : rows.values()){
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sum = sum.add(value);
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}
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return sum;
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}
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/**
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* Load wallet file from the disk
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*/
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public void load() {
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}
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/**
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* Save wallet file to the disk
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*/
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public void save() throws ParserConfigurationException, ParserConfigurationException, TransformerException {
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/**
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<wallet high="8933">
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<row id=1>
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<address>7c63d6d8b6a4c1ec67766ae123637ca93c199935<address/>
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<privkey>roman<privkey/>
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<value>20000000<value/>
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</row>
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<row id=2>
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<address>b5da3e0ba57da04f94793d1c334e476e7ce7b873<address/>
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<privkey>cow<privkey/>
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<value>900099909<value/>
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</row>
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</wallet>
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*/
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String dir = System.getProperty("user.dir");
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String fileName = dir + "/wallet.xml";
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DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
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DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
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Document doc = docBuilder.newDocument();
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Element walletElement = doc.createElement("wallet");
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doc.appendChild(walletElement);
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Attr high = doc.createAttribute("high");
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high.setValue("2345");
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walletElement.setAttributeNode(high);
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// staff elements
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Element raw = doc.createElement("raw");
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Attr id = doc.createAttribute("id");
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id.setValue("1");
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raw.setAttributeNode(id);
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Element address = doc.createElement("address");
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address.setTextContent("732f3b4b6cf31f5d14fed3a5f24f6e90ae6db2cc");
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Element privKey = doc.createElement("privkey");
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privKey.setTextContent("caw");
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Element value = doc.createElement("value");
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value.setTextContent("200000000000000");
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raw.appendChild(address);
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raw.appendChild(privKey);
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raw.appendChild(value);
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walletElement.appendChild(raw);
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// write the content into xml file
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TransformerFactory transformerFactory = TransformerFactory.newInstance();
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Transformer transformer = transformerFactory.newTransformer();
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DOMSource source = new DOMSource(doc);
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StreamResult result = new StreamResult(new File(fileName));
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// Output to console for testing
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// StreamResult result = new StreamResult(System.out);
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transformer.transform(source, result);
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}
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private void notifyListeners(){
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for (WalletListener listener : listeners) listener.valueChanged();
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}
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public interface WalletListener{
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public void valueChanged();
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}
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}
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@ -219,7 +219,7 @@ public class ECKey implements Serializable {
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public byte[] getAddress() {
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if (pubKeyHash == null) {
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byte[] pubBytes = this.pub.getEncoded(false);
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pubKeyHash = HashUtil.sha3hash160(Arrays.copyOfRange(pubBytes, 1, pubBytes.length));
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pubKeyHash = HashUtil.sha3omit12(Arrays.copyOfRange(pubBytes, 1, pubBytes.length));
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}
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return pubKeyHash;
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}
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@ -2,10 +2,13 @@ package org.ethereum.crypto;
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import static java.util.Arrays.copyOfRange;
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import java.math.BigInteger;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import org.ethereum.util.ByteUtil;
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import org.ethereum.util.Utils;
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import org.spongycastle.util.encoders.Hex;
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public class HashUtil {
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@ -34,7 +37,7 @@ public class HashUtil {
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/**
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* Calculates RIGTMOST160(SHA3(input)). This is used in address calculations.
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*/
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public static byte[] sha3hash160(byte[] input) {
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public static byte[] sha3omit12(byte[] input) {
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byte[] hash = sha3(input);
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return copyOfRange(hash, 12, hash.length);
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}
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@ -58,4 +61,21 @@ public class HashUtil {
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return sha256digest.digest(first);
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}
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}
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/**
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* @return generates random peer id for the HelloMessage
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*/
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public static byte[] randomPeerId(){
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byte[] peerIdBytes = new BigInteger(512, Utils.getRandom()).toByteArray();
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String peerId = null;
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if (peerIdBytes.length > 64)
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peerId = Hex.toHexString(peerIdBytes, 1, 64);
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else
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peerId = Hex.toHexString(peerIdBytes);
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return Hex.decode(peerId);
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}
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}
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@ -122,7 +122,5 @@ public class BlockChainTable extends JFrame {
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BlockChainTable mainFrame = new BlockChainTable();
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mainFrame.setVisible(true);
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mainFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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}
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}
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@ -1,5 +1,9 @@
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package org.ethereum.gui;
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import org.ethereum.core.Address;
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import org.ethereum.util.Utils;
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import org.spongycastle.util.encoders.Hex;
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import javax.swing.*;
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import javax.swing.border.Border;
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import javax.swing.border.CompoundBorder;
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@ -7,6 +11,7 @@ import javax.swing.border.EmptyBorder;
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import java.awt.*;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.math.BigInteger;
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import java.net.URL;
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/**
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@ -16,11 +21,10 @@ import java.net.URL;
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*/
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public class WalletAddressPanel extends JPanel{
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public WalletAddressPanel() {
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public WalletAddressPanel(Address address, BigInteger balance) {
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this.setBackground(Color.WHITE);
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double width = this.getSize().getWidth();
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this.setPreferredSize(new Dimension(500, 50));
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this.setPreferredSize(new Dimension(500, 45));
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JTextField addressField = new JTextField();
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Border line = BorderFactory.createLineBorder(Color.LIGHT_GRAY);
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addressField.setBorder(border);
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addressField.setEnabled(true);
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addressField.setEditable(false);
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addressField.setText("5a554ee950faddf206972771bebd3dc0f13f1f4d");
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addressField.setText(Hex.toHexString(address.getPubKey()).toUpperCase());
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addressField.setForeground(new Color(143, 170, 220));
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addressField.setFont(new Font("Monospaced", 0, 12));
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addressField.setPreferredSize(new Dimension(300, 35));
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addressField.setBackground(Color.WHITE);
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this.add(addressField);
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@ -38,9 +44,12 @@ public class WalletAddressPanel extends JPanel{
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amount.setBorder(border);
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amount.setEnabled(true);
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amount.setEditable(false);
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amount.setText("234 * 10^9");
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amount.setText(Utils.getValueShortString(balance));
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amount.setForeground(new Color(143, 170, 220));
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amount.setBackground(Color.WHITE);
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amount.setPreferredSize(new Dimension(100, 35));
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amount.setFont(new Font("Monospaced", 0, 13));
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amount.setHorizontalAlignment(SwingConstants.RIGHT);
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this.add(amount);
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URL payoutIconURL = ClassLoader.getSystemResource("buttons/wallet-pay.png");
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@ -1,5 +1,7 @@
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package org.ethereum.gui;
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import org.ethereum.util.Utils;
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import javax.swing.*;
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import javax.swing.border.Border;
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import javax.swing.border.CompoundBorder;
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@ -9,6 +11,7 @@ import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.math.BigInteger;
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import java.net.URL;
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/**
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@ -28,15 +31,18 @@ public class WalletSumPanel extends JPanel{
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CompoundBorder border = new CompoundBorder(line, empty);
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JLabel addressField = new JLabel();
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addressField.setPreferredSize(new Dimension(276, 50));
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addressField.setPreferredSize(new Dimension(300, 35));
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this.add(addressField);
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JTextField amount = new JTextField();
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amount.setBorder(border);
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amount.setEnabled(true);
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amount.setEditable(false);
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amount.setText("234 * 10^9");
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amount.setText(Utils.getValueShortString(new BigInteger("9288972348723947238947")));
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amount.setPreferredSize(new Dimension(100, 35));
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amount.setForeground(new Color(143, 170, 220));
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amount.setHorizontalAlignment(SwingConstants.RIGHT);
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amount.setFont(new Font("Monospaced", 0, 13));
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amount.setBackground(Color.WHITE);
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this.add(amount);
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@ -1,9 +1,10 @@
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package org.ethereum.gui;
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import org.ethereum.core.Address;
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import org.ethereum.core.Wallet;
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import org.ethereum.manager.MainData;
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import javax.swing.*;
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import javax.swing.border.Border;
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import javax.swing.border.CompoundBorder;
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import javax.swing.border.EmptyBorder;
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import java.awt.*;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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@ -14,37 +15,53 @@ import java.net.URL;
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* User: Roman Mandeleil
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* Created on: 17/05/14 12:00
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*/
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public class WalletWindow extends JFrame {
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public class WalletWindow extends JFrame implements Wallet.WalletListener{
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WalletWindow walletWindow;
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public WalletWindow() {
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walletWindow = this;
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java.net.URL url = ClassLoader.getSystemResource("ethereum-icon.png");
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Toolkit kit = Toolkit.getDefaultToolkit();
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Image img = kit.createImage(url);
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this.setIconImage(img);
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setTitle("Ethereum Wallet");
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setSize(490, 370);
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setSize(550, 280);
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setLocation(215, 280);
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setBackground(Color.WHITE);
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setResizable(false);
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Container contentPane = this.getContentPane();
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contentPane.setBackground(new Color(255, 255, 255));
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Wallet wallet = MainData.instance.getWallet();
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wallet.addListener(this);
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loadWallet();
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}
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private void loadWallet(){
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Container contentPane = this.getContentPane();
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contentPane.removeAll();
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contentPane.setLayout(new FlowLayout());
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contentPane.setBackground(Color.WHITE);
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WalletAddressPanel panel1 = new WalletAddressPanel();
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WalletAddressPanel panel2 = new WalletAddressPanel();
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WalletAddressPanel panel3 = new WalletAddressPanel();
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WalletAddressPanel panel4 = new WalletAddressPanel();
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WalletSumPanel panel5 = new WalletSumPanel();
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Wallet wallet = MainData.instance.getWallet();
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contentPane.add(panel1);
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contentPane.add(panel2);
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contentPane.add(panel3);
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contentPane.add(panel4);
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contentPane.add(panel5);
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for (Address address : wallet.getAddressSet()){
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WalletAddressPanel rowPanel =
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new WalletAddressPanel(address, wallet.getBalance(address));
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contentPane.add(rowPanel);
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}
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WalletSumPanel sumPanel = new WalletSumPanel();
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contentPane.add(sumPanel);
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// Todo: move this to some add button method
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URL addAddressIconURL = ClassLoader.getSystemResource("buttons/add-address.png");
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ImageIcon addAddressIcon = new ImageIcon(addAddressIconURL);
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JLabel addAddressLabel = new JLabel(addAddressIcon);
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@ -53,11 +70,35 @@ public class WalletWindow extends JFrame {
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addAddressLabel.addMouseListener(new MouseAdapter() {
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@Override
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public void mouseClicked(MouseEvent e) {
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System.out.println("boom");
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Wallet wallet = MainData.instance.getWallet();
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if (wallet.getAddressSet().size() >=5){
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JOptionPane.showMessageDialog(walletWindow,
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"Hey do you really need more than 5 address for a demo wallet");
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return;
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}
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wallet.addNewKey();
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Dimension dimension = walletWindow.getSize();
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int height = dimension.height;
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int width = dimension.width;
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Dimension newDimension = new Dimension(width, (height + 45));
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walletWindow.setSize(newDimension);
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}
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});
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contentPane.add(addAddressLabel);
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contentPane.revalidate();
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contentPane.repaint();
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}
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@Override
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public void valueChanged() {
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loadWallet();
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}
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}
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@ -4,6 +4,7 @@ import com.maxmind.geoip.Location;
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import org.ethereum.core.Block;
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import org.ethereum.core.Transaction;
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import org.ethereum.core.Wallet;
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import org.ethereum.geodb.IpGeoDB;
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import org.ethereum.net.client.PeerData;
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import org.ethereum.net.message.StaticMessages;
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@ -23,9 +24,14 @@ public class MainData {
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private Set<PeerData> peers = Collections.synchronizedSet(new HashSet<PeerData>());
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private List<Block> blockChainDB = new ArrayList<Block>();
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private Wallet wallet = new Wallet();
|
||||
|
||||
public static MainData instance = new MainData();
|
||||
|
||||
public MainData() {
|
||||
|
||||
wallet.addNewKey();
|
||||
wallet.addNewKey();
|
||||
}
|
||||
|
||||
public void addPeers(List<PeerData> newPeers){
|
||||
|
|
@ -85,5 +91,11 @@ public class MainData {
|
|||
return blockChainDB;
|
||||
}
|
||||
|
||||
public Wallet getWallet() {
|
||||
return wallet;
|
||||
}
|
||||
|
||||
|
||||
|
||||
public void addTransactions(List<Transaction> transactions) {}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -64,6 +64,7 @@ public class EthereumProtocolHandler extends ChannelInboundHandlerAdapter {
|
|||
buffer.writeBytes(MAGIC_PREFIX);
|
||||
buffer.writeBytes(HELLO_MESSAGE_LEN);
|
||||
buffer.writeBytes(HELLO_MESSAGE);
|
||||
System.out.println("Send: " + StaticMessages.HELLO_MESSAGE.toString());
|
||||
ctx.writeAndFlush(buffer);
|
||||
|
||||
// sample for pinging in background
|
||||
|
|
@ -102,6 +103,9 @@ public class EthereumProtocolHandler extends ChannelInboundHandlerAdapter {
|
|||
}
|
||||
}, 2000, 30000);
|
||||
|
||||
// todo: stop that one
|
||||
// todo: and schedule one slower
|
||||
// todo: once the chain is downloaded
|
||||
timer.schedule(new TimerTask() {
|
||||
|
||||
public void run() {
|
||||
|
|
|
|||
|
|
@ -35,6 +35,7 @@ public class HelloMessage extends Message {
|
|||
this.capabilities = capabilities;
|
||||
this.peerPort = peerPort;
|
||||
this.peerId = peerId;
|
||||
this.parsed = true;
|
||||
}
|
||||
|
||||
@Override
|
||||
|
|
|
|||
|
|
@ -1,5 +1,6 @@
|
|||
package org.ethereum.net.message;
|
||||
|
||||
import org.ethereum.crypto.HashUtil;
|
||||
import org.ethereum.util.Utils;
|
||||
import org.spongycastle.util.encoders.Hex;
|
||||
|
||||
|
|
@ -53,12 +54,8 @@ public class StaticMessages {
|
|||
public static final byte[] MAGIC_PACKET = Hex.decode("22400891");
|
||||
|
||||
static {
|
||||
String peerId = "CE 73 F1 F1 F1 F1 6C 1B 3F DA 7B 18 EF 7B A3 CE " +
|
||||
"17 B6 F1 F1 F1 F1 41 D3 C6 C6 54 B7 AE 88 B2 39 " +
|
||||
"40 7F F1 F1 F1 F1 19 02 5D 78 57 27 ED 01 7B 6A " +
|
||||
"DD 21 F1 F1 F1 F1 00 00 01 E3 21 DB C3 18 24 BA ";
|
||||
|
||||
byte[] peerIdBytes = Utils.hexStringToByteArr(peerId);
|
||||
byte[] peerIdBytes = HashUtil.randomPeerId();
|
||||
|
||||
HELLO_MESSAGE = new HelloMessage((byte)0x0F, (byte)0x00, "EthereumJ [v0.0.1] pure java [by Roman Mandeleil]",
|
||||
(byte)0b00000111, (short)30303, peerIdBytes);
|
||||
|
|
|
|||
|
|
@ -2,6 +2,7 @@ package org.ethereum.util;
|
|||
|
||||
import java.math.BigInteger;
|
||||
import java.net.URL;
|
||||
import java.security.SecureRandom;
|
||||
import java.util.regex.Pattern;
|
||||
|
||||
import javax.swing.ImageIcon;
|
||||
|
|
@ -15,6 +16,8 @@ import org.spongycastle.util.encoders.Hex;
|
|||
*/
|
||||
public class Utils {
|
||||
|
||||
private static SecureRandom random = new SecureRandom();
|
||||
|
||||
public static byte[] hexStringToByteArr(String hexString){
|
||||
|
||||
String hexSymbols = "0123456789ABCDEF";
|
||||
|
|
@ -91,4 +94,23 @@ public class Utils {
|
|||
|
||||
return size;
|
||||
}
|
||||
|
||||
static BigInteger thousand = new BigInteger("1000");
|
||||
public static String getValueShortString(BigInteger number){
|
||||
|
||||
BigInteger result = number;
|
||||
int pow = 0;
|
||||
while (result.compareTo(thousand) == 1){
|
||||
|
||||
result = result.divide(thousand);
|
||||
pow += 3;
|
||||
}
|
||||
|
||||
|
||||
return result.toString() + " (" + "10^" + pow + ")";
|
||||
}
|
||||
|
||||
public static SecureRandom getRandom(){
|
||||
return random;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Binary file not shown.
|
Before Width: | Height: | Size: 3.8 KiB After Width: | Height: | Size: 3.7 KiB |
|
|
@ -0,0 +1,21 @@
|
|||
package org.ethereum.core;
|
||||
|
||||
import org.junit.Test;
|
||||
|
||||
import javax.xml.parsers.ParserConfigurationException;
|
||||
import javax.xml.transform.TransformerException;
|
||||
|
||||
/**
|
||||
* www.ethereumJ.com
|
||||
* User: Roman Mandeleil
|
||||
* Created on: 17/05/14 17:06
|
||||
*/
|
||||
public class WalletTest {
|
||||
|
||||
@Test
|
||||
public void SaveTest1() throws TransformerException, ParserConfigurationException {
|
||||
|
||||
Wallet wallet = new Wallet();
|
||||
wallet.save();
|
||||
}
|
||||
}
|
||||
|
|
@ -89,5 +89,10 @@ public class CryptoTest {
|
|||
public void test9(){
|
||||
// todo: https://tools.ietf.org/html/rfc6979#section-2.2
|
||||
// todo: https://github.com/bcgit/bc-java/blob/master/core/src/main/java/org/bouncycastle/crypto/signers/ECDSASigner.java
|
||||
|
||||
System.out.println(new BigInteger(1, Hex.decode("3913517ebd3c0c65000000")));
|
||||
|
||||
System.out.println(Utils.getValueShortString(new BigInteger("69000000000000000000000000")));
|
||||
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -2,6 +2,7 @@ package org.ethereum.net;
|
|||
|
||||
import static org.junit.Assert.*;
|
||||
|
||||
import java.math.BigInteger;
|
||||
import java.net.UnknownHostException;
|
||||
import java.util.List;
|
||||
|
||||
|
|
@ -520,5 +521,6 @@ public class MessagesTest {
|
|||
}
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,65 @@
|
|||
package org.ethereum.util;
|
||||
|
||||
import junit.framework.Assert;
|
||||
import org.junit.Test;
|
||||
import org.spongycastle.util.encoders.Hex;
|
||||
|
||||
import java.math.BigInteger;
|
||||
|
||||
import static org.junit.Assert.assertEquals;
|
||||
|
||||
/**
|
||||
* www.ethereumJ.com
|
||||
* User: Roman Mandeleil
|
||||
* Created on: 17/05/14 15:38
|
||||
*/
|
||||
public class UtilsTest {
|
||||
|
||||
@Test
|
||||
public void getValueShortString1(){
|
||||
|
||||
String expected = "123 (10^24)";
|
||||
String result = Utils.getValueShortString(new BigInteger("123456789123445654363653463"));
|
||||
|
||||
assertEquals(expected, result);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void getValueShortString2(){
|
||||
|
||||
String expected = "123 (10^3)";
|
||||
String result = Utils.getValueShortString(new BigInteger("123456"));
|
||||
|
||||
assertEquals(expected, result);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void getValueShortString3(){
|
||||
|
||||
String expected = "1 (10^3)";
|
||||
String result = Utils.getValueShortString(new BigInteger("1234"));
|
||||
|
||||
assertEquals(expected, result);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void getValueShortString4(){
|
||||
|
||||
String expected = "123 (10^0)";
|
||||
String result = Utils.getValueShortString(new BigInteger("123"));
|
||||
|
||||
assertEquals(expected, result);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void getValueShortString5(){
|
||||
|
||||
byte[] decimal = Hex.decode("3913517ebd3c0c65000000");
|
||||
String expected = "69 (10^24)";
|
||||
String result = Utils.getValueShortString(new BigInteger(decimal));
|
||||
|
||||
assertEquals(expected, result);
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue