some minor changes and fixes

ethereumj-core/src/main/java/org/ethereum/core/Blockchain.java

@@ -71,7 +71,7 @@ public class Blockchain extends ArrayList<Block> {
             db.put(block.getParentHash(), block.getEncoded());
             if (logger.isDebugEnabled())
                 logger.debug("block added to the chain with hash: {}", Hex.toHexString(block.getHash()));
-        }	
+        }
         // Remove all wallet transactions as they already approved by the net
         for (Block block : blocks) {
             for (Transaction tx : block.getTransactionsList()) {

ethereumj-core/src/main/java/org/ethereum/manager/WorldManager.java

@@ -1,12 +1,14 @@
 package org.ethereum.manager;
 
 import org.ethereum.core.AccountState;
+import org.ethereum.core.Block;
 import org.ethereum.core.Transaction;
 import org.ethereum.db.Database;
 import org.ethereum.trie.Trie;
+import org.ethereum.vm.Program;
+import org.ethereum.vm.VM;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.spongycastle.util.Arrays;
 import org.spongycastle.util.encoders.Hex;
 
 import java.math.BigInteger;
@@ -24,6 +26,7 @@ import java.util.Map;
 public class WorldManager {
 
     Logger logger = LoggerFactory.getLogger("main");
+    Logger stateLogger = LoggerFactory.getLogger("state");
 
     public static WorldManager instance = new WorldManager();
 
@@ -45,17 +48,17 @@ public class WorldManager {
         byte[] senderAddress = tx.getSender();
         byte[] stateData = allAccountsState.get(senderAddress);
 
-        if (stateData == null) {
-            if (logger.isWarnEnabled())
-                logger.warn("No such address: {}", Hex.toHexString(senderAddress));
+        if (stateData == null || stateData.length == 0) {
+            if (stateLogger.isWarnEnabled())
+                stateLogger.warn("No such address: {}", Hex.toHexString(senderAddress));
             return;
         }
 
         AccountState senderState = new AccountState(stateData);
         if (senderState.getNonce().compareTo(new BigInteger(tx.getNonce())) !=  0){
 
-            if (logger.isWarnEnabled())
-                logger.warn("Invalid nonce account.nonce={} tx.nonce={}",
+            if (stateLogger.isWarnEnabled())
+                stateLogger.warn("Invalid nonce account.nonce={} tx.nonce={}",
                         senderState.getNonce(),
                         new BigInteger(tx.getNonce()));
             return;
@@ -67,6 +70,9 @@ public class WorldManager {
 
             // todo 0. run the init method
 
+            VM vm = new VM();
+            Program program = new Program(null, null);
+
 
         } else{
 
@@ -74,12 +80,15 @@ public class WorldManager {
             byte[] accountData = this.allAccountsState.get(tx.getReceiveAddress());
             if (accountData.length == 0){
 
-                if (logger.isInfoEnabled())
-                    logger.info("New account created address={}",
-                            Hex.toHexString(tx.getReceiveAddress()));
                 recieverState = new AccountState(tx.getKey());
+                if (stateLogger.isInfoEnabled())
+                    stateLogger.info("New account created address={}",
+                            Hex.toHexString(tx.getReceiveAddress()));
             } else {
                 recieverState = new AccountState(accountData);
+                if (stateLogger.isInfoEnabled())
+                    stateLogger.info("Account updated address={}",
+                            Hex.toHexString(tx.getReceiveAddress()));
             }
 
             // APPLY THE BALANCE VALUE
@@ -108,8 +117,16 @@ public class WorldManager {
         }
     }
 
-    public void applyBlock(){
+    public void applyBlock(Block block){
 
+        List<Transaction> txList = block.getTransactionsList();
+        applyTransactionList(txList);
+    }
+
+    public void applyBlockList(List<Block> blocks){
+        for (int i = blocks.size() - 1; i >= 0 ; --i){
+            applyBlock(blocks.get(i));
+        }
     }
 
 

ethereumj-core/src/main/java/org/ethereum/net/client/EthereumProtocolHandler.java

@@ -256,6 +256,8 @@ public class EthereumProtocolHandler extends ChannelInboundHandlerAdapter {
             }
 
             MainData.instance.getBlockchain().addBlocks(blockList);
+            WorldManager.instance.applyBlockList(blockList);
+
             logger.info(blocksMessage.toString());
             if (peerListener != null) peerListener.console(blocksMessage.toString());
         }

ethereumj-core/src/main/java/org/ethereum/vm/ProgramResult.java

@@ -0,0 +1,27 @@
+package org.ethereum.vm;
+
+import java.nio.ByteBuffer;
+
+/**
+ * www.ethereumJ.com
+ * User: Roman Mandeleil
+ * Created on: 07/06/2014 17:45
+ */
+
+public class ProgramResult {
+
+    private int gasUsed = 0;
+    private ByteBuffer  hReturn = null;
+
+    public void spendGas(int gas){
+        gasUsed += gas;
+    }
+
+    public void setHReturn(byte[] hReturn){
+
+        this.hReturn = ByteBuffer.allocate(hReturn.length);
+        this.hReturn.put(hReturn);
+    }
+
+
+}

ethereumj-core/src/main/java/org/ethereum/vm/VM.java

@@ -583,4 +583,11 @@ public class VM {
 
     }
 
+
+    public void play(Program program){
+        while(!program.isStopped())
+            this.step(program);
+
+    }
+
 }

ethereumj-core/src/main/resources/log4j.properties

@@ -8,7 +8,10 @@ log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
 log4j.appender.stdout.layout.ConversionPattern= %d{HH:mm:ss} [%c{1}]  %m%n
 
 # filter noisy classes
+log4j.logger.org.ethereum.net = FATAL
 log4j.logger.org.ethereum.net.peerdiscovery = WARN
 log4j.logger.java.nio = WARN
 log4j.logger.io.netty = FATAL
-log4j.logger.org.ethereum.vm = DEBUG
+log4j.logger.org.ethereum.vm = DEBUG
+log4j.logger.org.ethereum.core = FATAL
+log4j.logger.wire = FATAL