240723 java example fix

web3j-ext/web3j-ext/build.gradle

@@ -76,7 +76,7 @@ publishing {
         }
     }
     repositories {
-           maven {
+        maven {
                 def releasesRepoUrl = layout.buildDirectory.dir('libs')
                 url = releasesRepoUrl
             }

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/KaiaCredentials.java

@@ -29,7 +29,9 @@ public class KaiaCredentials {
 
     private KaiaCredentials(ECKeyPair ecKeyPair, String address) {
         this.ecKeyPair = ecKeyPair;
-        this.address = !Strings.isEmpty(address) ? Numeric.toHexStringWithPrefixZeroPadded(Numeric.toBigInt(address), 40) : "";
+        this.address = !Strings.isEmpty(address)
+                ? Numeric.toHexStringWithPrefixZeroPadded(Numeric.toBigInt(address), 40)
+                : "";
     }
 
     public ECKeyPair getEcKeyPair() {
@@ -69,7 +71,7 @@ public static KaiaCredentials create(ECKeyPair ecKeyPair) {
      * Static method for creating KaiaCredentials instance
      *
      * @param privateKey private key for transaction signing
-     * @param address address of account
+     * @param address    address of account
      * @return KaiaCredentials
      */
     public static KaiaCredentials create(String privateKey, String address) {
@@ -78,27 +80,24 @@ public static KaiaCredentials create(String privateKey, String address) {
 
     public Credentials convertToCredentials() {
         Credentials Ethcredentials = Credentials.create(this.getEcKeyPair());
-        return Ethcredentials;
-
+         return Ethcredentials;
     }
-    
+
     public boolean isDeCoupled() {
         String address = Numeric.prependHexPrefix(Keys.getAddress(ecKeyPair));
         return !(address.equals(this.address));
     }
-
 
     public static boolean isDeCoupled(String privKey, String address) {
         ECKeyPair ecKeyPair = ECKeyPair.create(Numeric.toBigInt(privKey));
         return !(address.equals(Numeric.prependHexPrefix(Keys.getAddress(ecKeyPair))));
     }
 
-
     /**
      * Static method for creating KaiaCredentials instance
      *
      * @param ecKeyPair ecKeyPair for transaction signing
-     * @param address address of account
+     * @param address   address of account
      * @return KaiaCredentials
      */
     public static KaiaCredentials create(ECKeyPair ecKeyPair, String address) {

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/KaiaRawTransaction.java

@@ -58,7 +58,7 @@
  * paper</a>.
  */
 public class KaiaRawTransaction extends RawTransaction {
-    private byte[] value;
+    private byte[] value; 
     private Set<KaiaSignatureData> signatureData;
 
     public KaiaRawTransaction(ITransaction transaction, Set<KaiaSignatureData> signatureData) {

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKey.java

@@ -25,12 +25,12 @@ public interface AccountKey {
     byte[] toRlp();
 
     enum Type {
-        NIL((byte)0x0, AccountKeyNil.class),
-        LEGACY((byte)0x01, AccountKeyLegacy.class),
-        PUBLIC((byte)0x02, AccountKeyPublic.class),
-        FAIL((byte)0x03, AccountKeyFail.class),
-        MULTISIG((byte)0x04, AccountKeyWeightedMultiSig.class),
-        ROLEBASED((byte)0x05, AccountKeyRoleBased.class);
+        NIL((byte) 0x0, AccountKeyNil.class),
+        LEGACY((byte) 0x01, AccountKeyLegacy.class),
+        PUBLIC((byte) 0x02, AccountKeyPublic.class),
+        FAIL((byte) 0x03, AccountKeyFail.class),
+        MULTISIG((byte) 0x04, AccountKeyWeightedMultiSig.class),
+        ROLEBASED((byte) 0x05, AccountKeyRoleBased.class);
 
         private byte value;
         private Class keyClass;
@@ -48,9 +48,9 @@ public Class getKeyClass() {
             return keyClass;
         }
 
-        public static AccountKey.Type findByValue(byte value){
-            for(AccountKey.Type v : values()){
-                if( v.getValue() == value ){
+        public static AccountKey.Type findByValue(byte value) {
+            for (AccountKey.Type v : values()) {
+                if (v.getValue() == value) {
                     return v;
                 }
             }

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKeyDecoder.java

@@ -22,7 +22,7 @@
 import java.util.function.Function;
 
 public class AccountKeyDecoder {
-    private static HashMap<AccountKey.Type, Function<byte[], AccountKey>> typeMap = new HashMap<AccountKey.Type, Function<byte[], AccountKey>>(){
+    private static HashMap<AccountKey.Type, Function<byte[], AccountKey>> typeMap = new HashMap<AccountKey.Type, Function<byte[], AccountKey>>() {
         {
             put(AccountKey.Type.PUBLIC, AccountKeyPublic::decodeFromRlp);
             put(AccountKey.Type.MULTISIG, AccountKeyWeightedMultiSig::decodeFromRlp);
@@ -33,7 +33,7 @@ public class AccountKeyDecoder {
     };
 
     public static AccountKey fromRlp(String raw) {
-        if(Numeric.toHexString(AccountKeyNil.RLP).equals(raw))
+        if (Numeric.toHexString(AccountKeyNil.RLP).equals(raw))
             return AccountKeyNil.create();
 
         AccountKey.Type type = AccountKey.Type.findByValue(Numeric.hexStringToByteArray(raw)[0]);

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKeyFail.java

@@ -21,13 +21,15 @@
 import java.util.Arrays;
 
 /**
- * AccountKeyFail is used for smart contract accounts so that a transaction sent from
+ * AccountKeyFail is used for smart contract accounts so that a transaction sent
+ * from
  * the smart contract account always fails.
- * If an account has the key AccountKeyFail, the tx validation process always fails.
+ * If an account has the key AccountKeyFail, the tx validation process always
+ * fails.
  */
 public class AccountKeyFail implements AccountKey {
 
-    private static byte[] RLP = new byte[]{(byte) 0x03, (byte) 0xc0};
+    private static byte[] RLP = new byte[] { (byte) 0x03, (byte) 0xc0 };
 
     protected AccountKeyFail() {
     }
@@ -56,8 +58,10 @@ public byte[] toRlp() {
 
     @Override
     public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+        if (this == o)
+            return true;
+        if (o == null || getClass() != o.getClass())
+            return false;
         AccountKeyFail that = (AccountKeyFail) o;
         return Arrays.equals(toRlp(), that.toRlp());
     }

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKeyLegacy.java

@@ -21,22 +21,22 @@
 import java.util.Arrays;
 
 /**
- * AccountKeyLegacy represents a key of legacy account types. If an account has AccountKeyLegacy,
+ * AccountKeyLegacy represents a key of legacy account types. If an account has
+ * AccountKeyLegacy,
  * the tx validation process is done like below (as Ethereum did):
  * <ul>
- * <li> Get the public key from ecrecover(txhash, txsig) </li>
- * <li> Get the address of the public key </li>
- * <li> The address is the sender </li>
+ * <li>Get the public key from ecrecover(txhash, txsig)</li>
+ * <li>Get the address of the public key</li>
+ * <li>The address is the sender</li>
  * </ul>
  */
 public class AccountKeyLegacy implements AccountKey {
 
-    private static byte[] RLP = new byte[]{(byte) 0x01, (byte) 0xc0};
+    private static byte[] RLP = new byte[] { (byte) 0x01, (byte) 0xc0 };
 
     protected AccountKeyLegacy() {
     }
 
-
     public static AccountKeyLegacy create() {
         return new AccountKeyLegacy();
     }
@@ -61,8 +61,10 @@ public byte[] toRlp() {
 
     @Override
     public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+        if (this == o)
+            return true;
+        if (o == null || getClass() != o.getClass())
+            return false;
         AccountKeyLegacy that = (AccountKeyLegacy) o;
         return Arrays.equals(toRlp(), that.toRlp());
     }

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKeyNil.java

@@ -21,16 +21,21 @@
 import java.util.Arrays;
 
 /**
- * AccountKeyNil represents an empty key. If an account tries to having an AccountKeyNil object,
- * the transaction will be failed. AccountKeyNil is only used only for TxTypeAccountUpdate transactions
- * with role-based keys. For example, if an account tries to update RoleAccountUpdate key only, the key
- * field of the TxTypeAccountUpdate transaction would be: [AccountKeyNil, NewKey, AccountKeyNil]
- * Then, only the RoleAccountUpdate key is updated. Other roles are not updated. Refer to the
+ * AccountKeyNil represents an empty key. If an account tries to having an
+ * AccountKeyNil object,
+ * the transaction will be failed. AccountKeyNil is only used only for
+ * TxTypeAccountUpdate transactions
+ * with role-based keys. For example, if an account tries to update
+ * RoleAccountUpdate key only, the key
+ * field of the TxTypeAccountUpdate transaction would be: [AccountKeyNil,
+ * NewKey, AccountKeyNil]
+ * Then, only the RoleAccountUpdate key is updated. Other roles are not updated.
+ * Refer to the
  * {@link AccountKeyRoleBased} for more detail.
  */
 public class AccountKeyNil implements AccountKey {
 
-    public static byte[] RLP = new byte[]{(byte) 0x80};
+    public static byte[] RLP = new byte[] { (byte) 0x80 };
 
     protected AccountKeyNil() {
     }
@@ -59,8 +64,10 @@ public byte[] toRlp() {
 
     @Override
     public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+        if (this == o)
+            return true;
+        if (o == null || getClass() != o.getClass())
+            return false;
         AccountKeyNil that = (AccountKeyNil) o;
         return Arrays.equals(toRlp(), that.toRlp());
     }

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKeyPublic.java

@@ -29,11 +29,12 @@
 
 /**
  * AccountKeyPublic is used for accounts having one public key.
- * If an account has an AccountKeyPublic object, the tx validation process is done like below:
+ * If an account has an AccountKeyPublic object, the tx validation process is
+ * done like below:
  * <ul>
- * <li> Get the public key derived from ecrecover(txhash, txsig) </li>
- * <li> Check that the derived public key is the same as the corresponding </li>
- * <li> account's public key </li>
+ * <li>Get the public key derived from ecrecover(txhash, txsig)</li>
+ * <li>Check that the derived public key is the same as the corresponding</li>
+ * <li>account's public key</li>
  * </ul>
  */
 public class AccountKeyPublic implements AccountKey {
@@ -58,15 +59,14 @@ public static AccountKeyPublic create(BigInteger publicKey) {
 
     public static AccountKeyPublic create(String publicKeyX, String publicKeyY) {
         return new AccountKeyPublic(
-                Numeric.prependHexPrefix(publicKeyX), Numeric.prependHexPrefix(publicKeyY)
-        );
+                Numeric.prependHexPrefix(publicKeyX), Numeric.prependHexPrefix(publicKeyY));
     }
 
     @Override
     public byte[] toRlp() {
         byte[] encodedTransaction = RlpEncoder.encode(
                 RlpString.create(Numeric.hexStringToByteArray(toCompressedPublicKey())));
-        byte[] type = {getType().getValue()};
+        byte[] type = { getType().getValue() };
         return BytesUtils.concat(type, encodedTransaction);
     }
 
@@ -111,8 +111,10 @@ public String toString() {
 
     @Override
     public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+        if (this == o)
+            return true;
+        if (o == null || getClass() != o.getClass())
+            return false;
         AccountKeyPublic that = (AccountKeyPublic) o;
         return Arrays.equals(toRlp(), that.toRlp());
     }

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKeyRoleBased.java

@@ -30,16 +30,23 @@
 public class AccountKeyRoleBased implements AccountKey {
 
     /**
-     * <p>First Key : roleTransaction<br>
-     * Default key. Transactions other than TxTypeAccountUpdate should be signed by the key of this role.
+     * <p>
+     * First Key : roleTransaction<br>
+     * Default key. Transactions other than TxTypeAccountUpdate should be signed by
+     * the key of this role.
      *
-     * <p>Second Key : roleUpdate<br>
-     * TxTypeAccountUpdate transaction should be signed by this key. If this key is not present in the account,
+     * <p>
+     * Second Key : roleUpdate<br>
+     * TxTypeAccountUpdate transaction should be signed by this key. If this key is
+     * not present in the account,
      * TxTypeAccountUpdate transaction is validated using RoleTransaction key.
      *
-     * <p>Third Key : roleFeePayer<br>
-     * If this account wants to send tx fee instead of the sender, the transaction should be signed by this key.
-     * If this key is not present in the account, a fee-delegated transaction is validated using RoleTransaction key.
+     * <p>
+     * Third Key : roleFeePayer<br>
+     * If this account wants to send tx fee instead of the sender, the transaction
+     * should be signed by this key.
+     * If this key is not present in the account, a fee-delegated transaction is
+     * validated using RoleTransaction key.
      */
     private List<AccountKey> accountKeys;
 
@@ -91,7 +98,7 @@ public byte[] toRlp() {
         }
 
         byte[] encodedTransaction = RlpEncoder.encode(new RlpList(rlpTypeList));
-        byte[] type = {getType().getValue()};
+        byte[] type = { getType().getValue() };
         return BytesUtils.concat(type, encodedTransaction);
     }
 
@@ -102,8 +109,10 @@ public Type getType() {
 
     @Override
     public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+        if (this == o)
+            return true;
+        if (o == null || getClass() != o.getClass())
+            return false;
         AccountKeyRoleBased that = (AccountKeyRoleBased) o;
         return Arrays.equals(toRlp(), that.toRlp());
     }

web3j-ext/web3j-ext/src/main/java/org/web3j/crypto/transaction/account/AccountKeyWeightedMultiSig.java

@@ -28,20 +28,25 @@
 import java.util.List;
 
 /**
- * AccountKeyWeightedMultiSig is an account key type containing a threshold and WeightedPublicKeys.
- * WeightedPublicKeys contains a slice of {weight and key}. To be a valid tx for an account associated
- * with AccountKeyWeightedMultiSig, the weighted sum of signed public keys should be larger than the threshold.
+ * AccountKeyWeightedMultiSig is an account key type containing a threshold and
+ * WeightedPublicKeys.
+ * WeightedPublicKeys contains a slice of {weight and key}. To be a valid tx for
+ * an account associated
+ * with AccountKeyWeightedMultiSig, the weighted sum of signed public keys
+ * should be larger than the threshold.
  */
 public class AccountKeyWeightedMultiSig implements AccountKey {
 
     /**
-     * Validation threshold. To be a valid transaction, the weight sum of signatures should be larger than
+     * Validation threshold. To be a valid transaction, the weight sum of signatures
+     * should be larger than
      * or equal to the threshold.
      */
     private BigInteger threshold;
 
     /**
-     * A slice of weighted public keys. A weighted public key contains a weight and a public key.
+     * A slice of weighted public keys. A weighted public key contains a weight and
+     * a public key.
      */
     private List<WeightedPublicKey> weightedPublicKeys = new ArrayList<>();
 
@@ -84,7 +89,7 @@ public byte[] toRlp() {
         rlpTypeList.add(new RlpList(rlpWeightedPublicKeys));
 
         byte[] encodedTransaction = RlpEncoder.encode(new RlpList(rlpTypeList));
-        byte[] type = {getType().getValue()};
+        byte[] type = { getType().getValue() };
         return BytesUtils.concat(type, encodedTransaction);
     }
 
@@ -102,7 +107,8 @@ public static AccountKeyWeightedMultiSig decodeFromRlp(byte[] rawTransaction) {
             RlpList rlpWeightedPublicKey = (RlpList) item;
             BigInteger weight = ((RlpString) rlpWeightedPublicKey.getValues().get(0)).asPositiveBigInteger();
             String compressedPublicKey = ((RlpString) rlpWeightedPublicKey.getValues().get(1)).asString();
-            weightedPublicKeys.add(new WeightedPublicKey(weight, AccountKeyPublicUtils.decompressKey(compressedPublicKey)));
+            weightedPublicKeys
+                    .add(new WeightedPublicKey(weight, AccountKeyPublicUtils.decompressKey(compressedPublicKey)));
         }
 
         return new AccountKeyWeightedMultiSig(threshold, weightedPublicKeys);
@@ -144,8 +150,10 @@ public AccountKeyPublic getKey() {
 
     @Override
     public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
+        if (this == o)
+            return true;
+        if (o == null || getClass() != o.getClass())
+            return false;
         AccountKeyWeightedMultiSig that = (AccountKeyWeightedMultiSig) o;
         return Arrays.equals(toRlp(), that.toRlp());
     }