Add PKLogHandler, PKFilter, PKErrorFilter, PKFormatter

src/com/projectkorra/ProjectKorra/ProjectKorra.java

@@ -1,6 +1,8 @@
 package com.projectkorra.ProjectKorra;
 
+import java.io.File;
 import java.io.IOException;
+import java.util.logging.Handler;
 import java.util.logging.Logger;
 
 import org.bukkit.Bukkit;
@@ -13,6 +15,8 @@ import com.projectkorra.ProjectKorra.Ability.MultiAbility.MultiAbilityModuleMana
 import com.projectkorra.ProjectKorra.Objects.Preset;
 import com.projectkorra.ProjectKorra.Utilities.CraftingRecipes;
 import com.projectkorra.ProjectKorra.Utilities.Updater;
+import com.projectkorra.ProjectKorra.Utilities.logging.PKFilter;
+import com.projectkorra.ProjectKorra.Utilities.logging.PKLogHandler;
 import com.projectkorra.ProjectKorra.airbending.AirbendingManager;
 import com.projectkorra.ProjectKorra.chiblocking.ChiComboManager;
 import com.projectkorra.ProjectKorra.chiblocking.ChiblockingManager;
@@ -26,12 +30,19 @@ public class ProjectKorra extends JavaPlugin {
 	public static long time_step = 1;
 	public static ProjectKorra plugin;
 	public static Logger log;
-
+	public static PKLogHandler handler;
 	public Updater updater;
 	
 	@Override
 	public void onEnable() {
 		ProjectKorra.log = this.getLogger();
+		try {
+			handler = new PKLogHandler(getDataFolder() + File.separator + "ERROR.log");
+			log.getParent().setFilter(new PKFilter());
+			log.getParent().addHandler(handler);
+		} catch (SecurityException | IOException e) {
+			e.printStackTrace();
+		}
 		plugin = this;
 		new ConfigManager(this);
 		new GeneralMethods(this);
@@ -74,7 +85,6 @@ public class ProjectKorra extends JavaPlugin {
 			metrics.start();
 		} catch (IOException e) {
 			e.printStackTrace();
-			GeneralMethods.logError(e);
 		}
 
 		GeneralMethods.deserializeFile();
@@ -89,9 +99,12 @@ public class ProjectKorra extends JavaPlugin {
 		GeneralMethods.stopBending();
 		if (DBConnection.isOpen == false) return;
 		DBConnection.sql.close();
+		for (Handler handler : log.getHandlers()) {
+			handler.close();
+		}
 	}
 	
 	public void stopPlugin() {
 		getServer().getPluginManager().disablePlugin(plugin);
 	}
-}
+}

src/com/projectkorra/ProjectKorra/Utilities/logging/PKErrorFilter.java

@@ -0,0 +1,15 @@
+package com.projectkorra.ProjectKorra.Utilities.logging;
+
+import java.util.logging.LogRecord;
+
+public class PKErrorFilter extends PKFilter {
+
+	@Override
+	public boolean isLoggable(LogRecord record) {
+		if (consoleError.contains(record.getMessage().replace("[ProjectKorra] ", ""))) {
+			return false;
+		}
+		return true;
+	}
+
+}

src/com/projectkorra/ProjectKorra/Utilities/logging/PKFilter.java

@@ -0,0 +1,37 @@
+package com.projectkorra.ProjectKorra.Utilities.logging;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.logging.Filter;
+import java.util.logging.Level;
+import java.util.logging.LogRecord;
+
+import com.projectkorra.ProjectKorra.ProjectKorra;
+
+public class PKFilter implements Filter {
+
+	List<String> consoleError = Arrays.asList(
+			"###################################################",
+			"##################====[ERROR]====##################",
+			"              An error has been caught",
+			" Please check the ERROR.log file for stack trace.",
+			"   Create a bug report with the log contents at.",
+			"http://projectkorra.com/forum/forums/bug-reports.6/",
+			"##################====[ERROR]====##################",
+			"###################################################"
+	);
+	
+	@Override
+	public boolean isLoggable(LogRecord record) {
+		if (record.getLevel() == Level.SEVERE && record.getMessage().contains("ProjectKorra") && record.getThrown() != null) {
+			for (String line : consoleError) {
+				ProjectKorra.log.severe(line);
+			}
+			ProjectKorra.handler.publish(record);
+			ProjectKorra.handler.flush();
+			return false;
+		}
+		return true;
+	}
+
+}

src/com/projectkorra/ProjectKorra/Utilities/logging/PKFormatter.java

@@ -0,0 +1,34 @@
+package com.projectkorra.ProjectKorra.Utilities.logging;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.text.SimpleDateFormat;
+import java.util.logging.Formatter;
+import java.util.logging.LogRecord;
+
+public class PKFormatter extends Formatter {
+
+private final SimpleDateFormat date = new SimpleDateFormat("HH:mm:ss");
+	
+	@Override
+	public String format(LogRecord record) {
+		StringBuilder builder = new StringBuilder();
+        Throwable ex = record.getThrown();
+
+        builder.append(date.format(record.getMillis()));
+        builder.append(" [");
+        builder.append(record.getLevel().getLocalizedName().toUpperCase());
+        builder.append("] ");
+        builder.append(formatMessage(record));
+        builder.append('\n');
+
+        if (ex != null) {
+            StringWriter writer = new StringWriter();
+            ex.printStackTrace(new PrintWriter(writer));
+            builder.append(writer);
+        }
+
+        return builder.toString();
+	}
+
+}

src/com/projectkorra/ProjectKorra/Utilities/logging/PKLogHandler.java

@@ -0,0 +1,16 @@
+package com.projectkorra.ProjectKorra.Utilities.logging;
+
+import java.io.IOException;
+import java.util.logging.FileHandler;
+import java.util.logging.Level;
+
+public class PKLogHandler extends FileHandler {
+
+	public PKLogHandler(String filename) throws IOException {
+		super(filename);
+		this.setLevel(Level.WARNING);
+		this.setFilter(new PKErrorFilter());
+		this.setFormatter(new PKFormatter());
+	}
+
+}