prepare for synchronize with main

pom.xml

@@ -3,11 +3,12 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.qortal</groupId>
 	<artifactId>qortal</artifactId>
-	<version>4.5.2</version>
+	<version>4.6.1</version>
 	<packaging>jar</packaging>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<skipTests>true</skipTests>
+
 		<altcoinj.version>7dc8c6f</altcoinj.version>
 		<bitcoinj.version>0.15.10</bitcoinj.version>
 		<bouncycastle.version>1.70</bouncycastle.version>
@@ -15,26 +16,26 @@
 		<ciyam-at.version>1.4.2</ciyam-at.version>
 		<commons-net.version>3.8.0</commons-net.version>
 		<commons-text.version>1.12.0</commons-text.version>
-		<commons-io.version>2.16.1</commons-io.version>
+		<commons-io.version>2.17.0</commons-io.version>
-		<commons-compress.version>1.26.2</commons-compress.version>
+		<commons-compress.version>1.27.1</commons-compress.version>
-		<commons-lang3.version>3.14.0</commons-lang3.version>
+		<commons-lang3.version>3.17.0</commons-lang3.version>
 		<dagger.version>1.2.2</dagger.version>
 		<extendedset.version>0.12.3</extendedset.version>
 		<git-commit-id-plugin.version>4.9.10</git-commit-id-plugin.version>
-		<grpc.version>1.65.0</grpc.version>
+		<grpc.version>1.68.1</grpc.version>
-		<guava.version>33.2.1-jre</guava.version>
+		<guava.version>33.3.1-jre</guava.version>
 		<hamcrest-library.version>2.2</hamcrest-library.version>
 		<homoglyph.version>1.2.1</homoglyph.version>
 		<hsqldb.version>2.5.1</hsqldb.version>
-		<icu4j.version>75.1</icu4j.version>
+		<icu4j.version>76.1</icu4j.version>
 		<java-diff-utils.version>4.12</java-diff-utils.version>
 		<javax.servlet-api.version>4.0.1</javax.servlet-api.version>
 		<jaxb-runtime.version>2.3.9</jaxb-runtime.version>
 		<jersey.version>2.42</jersey.version>
-		<jetty.version>9.4.54.v20240208</jetty.version>
+		<jetty.version>9.4.56.v20240826</jetty.version>
 		<json-simple.version>1.1.1</json-simple.version>
 		<json.version>20240303</json.version>
-		<jsoup.version>1.17.2</jsoup.version>
+		<jsoup.version>1.18.1</jsoup.version>
 		<junit-jupiter-engine.version>5.11.0-M2</junit-jupiter-engine.version>
 		<lifecycle-mapping.version>1.0.0</lifecycle-mapping.version>
 		<log4j.version>2.23.1</log4j.version>
@@ -44,19 +45,18 @@
 		<maven-dependency-plugin.version>3.6.1</maven-dependency-plugin.version>
 		<maven-jar-plugin.version>3.4.2</maven-jar-plugin.version>
 		<maven-package-info-plugin.version>1.1.0</maven-package-info-plugin.version>
-		<!--<maven-plugin.version>2.16.2</maven-plugin.version>-->
+		<maven-plugin.version>2.17.1</maven-plugin.version>
-		<maven-plugin.version>3.12.1</maven-plugin.version>
+		<maven-reproducible-build-plugin.version>0.17</maven-reproducible-build-plugin.version>
-		<maven-reproducible-build-plugin.version>0.16</maven-reproducible-build-plugin.version>
 		<maven-resources-plugin.version>3.3.1</maven-resources-plugin.version>
 		<maven-shade-plugin.version>3.6.0</maven-shade-plugin.version>
-		<maven-surefire-plugin.version>3.3.0</maven-surefire-plugin.version>
+		<maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
 		<protobuf.version>3.25.3</protobuf.version>
 		<replacer.version>1.5.3</replacer.version>
 		<simplemagic.version>1.17</simplemagic.version>
 		<swagger-api.version>2.0.10</swagger-api.version>
 		<swagger-ui.version>5.17.14</swagger-ui.version>
 		<upnp.version>1.2</upnp.version>
-		<xz.version>1.9</xz.version>
+		<xz.version>1.10</xz.version>
    	<lombok.version>1.18.30</lombok.version>
    	<jackson.version>2.16.1</jackson.version>
 		<slf4j.version>2.0.12</slf4j.version>

src/main/java/org/qortal/controller/Controller.java

@@ -13,6 +13,7 @@ import org.qortal.block.Block;
 import org.qortal.block.BlockChain;
 import org.qortal.block.BlockChain.BlockTimingByHeight;
 import org.qortal.controller.arbitrary.*;
+import org.qortal.controller.hsqldb.HSQLDBDataCacheManager;
 import org.qortal.controller.repository.NamesDatabaseIntegrityCheck;
 import org.qortal.controller.repository.PruneManager;
 import org.qortal.controller.tradebot.TradeBot;
@@ -33,8 +34,10 @@ import org.qortal.gui.SysTray;
 import org.qortal.network.Network;
 import org.qortal.network.RNSNetwork;
 import org.qortal.network.Peer;
+import org.qortal.network.PeerAddress;
 import org.qortal.network.message.*;
 import org.qortal.repository.*;
+import org.qortal.repository.hsqldb.HSQLDBRepository;
 import org.qortal.repository.hsqldb.HSQLDBRepositoryFactory;
 import org.qortal.settings.Settings;
 import org.qortal.transaction.Transaction;
@@ -49,8 +52,11 @@ import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
+import java.net.InetSocketAddress;
+import java.net.UnknownHostException;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.security.SecureRandom;
 import java.security.Security;
 import java.time.LocalDateTime;
 import java.time.ZoneOffset;
@@ -96,7 +102,7 @@ public class Controller extends Thread {
 	private final long buildTimestamp; // seconds
 	private final String[] savedArgs;
 
-	private ExecutorService callbackExecutor = Executors.newFixedThreadPool(3);
+	private ExecutorService callbackExecutor = Executors.newFixedThreadPool(4);
 	private volatile boolean notifyGroupMembershipChange = false;
 
 	/** Latest blocks on our chain. Note: tail/last is the latest block. */
@@ -404,8 +410,17 @@ public class Controller extends Thread {
 			RepositoryManager.setRequestedCheckpoint(Boolean.TRUE);
 
 			try (final Repository repository = RepositoryManager.getRepository()) {
-				RepositoryManager.rebuildTransactionSequences(repository);
+				// RepositoryManager.rebuildTransactionSequences(repository);
 				ArbitraryDataCacheManager.getInstance().buildArbitraryResourcesCache(repository, false);
+
+				if( Settings.getInstance().isDbCacheEnabled() ) {
+					LOGGER.info("Db Cache Starting ...");
+					HSQLDBDataCacheManager hsqldbDataCacheManager = new HSQLDBDataCacheManager((HSQLDBRepository) repositoryFactory.getRepository());
+					hsqldbDataCacheManager.start();
+				}
+				else {
+					LOGGER.info("Db Cache Disabled");
+				}
 			}
 		} catch (DataException e) {
 			// If exception has no cause or message then repository is in use by some other process.
@@ -496,7 +511,6 @@ public class Controller extends Thread {
 			@Override
 			public void run() {
 				Thread.currentThread().setName("Shutdown hook");
-
 				Controller.getInstance().shutdown();
 			}
 		});
@@ -576,10 +590,33 @@ public class Controller extends Thread {
 		// If GUI is enabled, we're no longer starting up but actually running now
 		Gui.getInstance().notifyRunning();
 
-		// Check every 10 minutes to see if the block minter is running
+		if (Settings.getInstance().isAutoRestartEnabled()) {
-		Timer timer = new Timer();
+			// Check every 10 minutes if we have enough connected peers
+			Timer checkConnectedPeers = new Timer();
 
-		timer.schedule(new TimerTask() {
+			checkConnectedPeers.schedule(new TimerTask() {
+				@Override
+				public void run() {
+					// Get the connected peers
+					int myConnectedPeers = Network.getInstance().getImmutableHandshakedPeers().size();
+					LOGGER.debug("Node have {} connected peers", myConnectedPeers);
+					if (myConnectedPeers == 0) {
+						// Restart node if we have 0 peers
+						LOGGER.info("Node have no connected peers, restarting node");
+						try {
+							RestartNode.attemptToRestart();
+						} catch (Exception e) {
+							LOGGER.error("Unable to restart the node", e);
+						}
+					}
+				}
+			}, 10*60*1000, 10*60*1000);
+		}
+
+		// Check every 10 minutes to see if the block minter is running
+		Timer checkBlockMinter = new Timer();
+
+		checkBlockMinter.schedule(new TimerTask() {
 			@Override
 			public void run() {
 				if (blockMinter.isAlive()) {
@@ -603,6 +640,73 @@ public class Controller extends Thread {
 				}
 			}
 		}, 10*60*1000, 10*60*1000);
+
+		// Check if we need sync from genesis and start syncing
+		Timer syncFromGenesis = new Timer();
+		syncFromGenesis.schedule(new TimerTask() {
+			@Override
+			public void run() {
+				LOGGER.debug("Start sync from genesis check.");
+				boolean canBootstrap = Settings.getInstance().getBootstrap();
+				boolean needsArchiveRebuild = false;
+				int checkHeight = 0;
+				Repository repository = null;
+
+				try {
+					repository = RepositoryManager.getRepository();
+					needsArchiveRebuild = (repository.getBlockArchiveRepository().fromHeight(2) == null);
+					checkHeight = repository.getBlockRepository().getBlockchainHeight();
+				} catch (DataException e) {
+					throw new RuntimeException(e);
+				}
+
+				if (canBootstrap || !needsArchiveRebuild || checkHeight > 3) {
+					LOGGER.debug("Bootstrapping is enabled or we have more than 2 blocks, cancel sync from genesis check.");
+					syncFromGenesis.cancel();
+					return;
+				}
+
+				if (needsArchiveRebuild && !canBootstrap) {
+					LOGGER.info("Start syncing from genesis!");
+					List<Peer> seeds = new ArrayList<>(Network.getInstance().getImmutableHandshakedPeers());
+
+					// Check if have a qualified peer to sync
+					if (seeds.isEmpty()) {
+						LOGGER.info("No connected peers, will try again later.");
+						return;
+					}
+
+					int index = new SecureRandom().nextInt(seeds.size());
+					String syncNode = String.valueOf(seeds.get(index));
+					PeerAddress peerAddress = PeerAddress.fromString(syncNode);
+					InetSocketAddress resolvedAddress = null;
+
+					try {
+						resolvedAddress = peerAddress.toSocketAddress();
+					} catch (UnknownHostException e) {
+						throw new RuntimeException(e);
+					}
+
+					InetSocketAddress finalResolvedAddress = resolvedAddress;
+					Peer targetPeer = seeds.stream().filter(peer -> peer.getResolvedAddress().equals(finalResolvedAddress)).findFirst().orElse(null);
+					Synchronizer.SynchronizationResult syncResult;
+
+					try {
+						do {
+							try {
+								syncResult = Synchronizer.getInstance().actuallySynchronize(targetPeer, true);
+							} catch (InterruptedException e) {
+								throw new RuntimeException(e);
+							}
+						}
+						while (syncResult == Synchronizer.SynchronizationResult.OK);
+					} finally {
+						// We are syncing now, so can cancel the check
+						syncFromGenesis.cancel();
+					}
+				}
+			}
+		}, 3*60*1000, 3*60*1000);
 	}
 
 	/** Called by AdvancedInstaller's launch EXE in single-instance mode, when an instance is already running. */