Added basic file management

bdf/Main.java

@@ -1,8 +1,7 @@
 package bdf;
 
-import bdf.data.BdfDatabase;
+import bdf.file.BdfFileManager;
 import bdf.types.BdfArray;
-import bdf.types.BdfNamedList;
 import bdf.types.BdfObject;
 
 public class Main {
@@ -10,18 +9,17 @@ public class Main {
 	public static void main(String[] args)
 	{
 		
-		BdfObject object = BdfObject.getNew(new BdfNamedList());
+		BdfFileManager file = new BdfFileManager("db.bdf");
 		
-		for(int i=0;i<1000;i++)
-		{
-			object.getNamedList().set(Integer.toString(i), BdfObject.getNew("value + 1 = "+Integer.toString(i+1)));
-		}
 		
-		byte[] database = object.serialize().getBytes();
+		file.setArray(new BdfArray());
-		BdfObject object2 = new BdfObject(new BdfDatabase(database));
+		file.getArray().add(BdfObject.getNew("Hello"));
+		System.out.println(file.getArray().get(0).getString());
+		file.saveDatabase();
 		
-		System.out.println("value = \""+ object2.getNamedList().get("20").getString()+"\"");
+		
-		System.out.println(object2.getNamedList().contains("54"));
+		BdfFileManager file2 = new BdfFileManager("db.bdf");
+		System.out.println(file2.getArray().get(0).getString());
 		
 	}
 

bdf/file/BdfFileManager.java

@@ -0,0 +1,42 @@
+package bdf.file;
+
+import java.io.FileOutputStream;
+import java.io.FileWriter;
+import java.io.IOException;
+
+import bdf.data.BdfDatabase;
+import bdf.types.BdfObject;
+import bdf.util.FileHelpers;
+
+public class BdfFileManager extends BdfObject
+{
+	protected String path;
+	
+	public BdfFileManager(String path) {
+		super(new BdfDatabase(FileHelpers.readAllIgnoreErrors(path)));
+		this.path = path;
+	}
+	
+	public void saveDatabase(String path)
+	{
+		try
+		{
+			// Get the database file for output
+			FileOutputStream out = new FileOutputStream(path);
+			
+			// Write the database to the file
+			out.write(this.serialize().getBytes());
+			
+			// Close the file output stream
+			out.close();
+		}
+		
+		catch(IOException e) {
+			return;
+		}
+	}
+	
+	public void saveDatabase() {
+		this.saveDatabase(this.path);
+	}
+}

bdf/types/BdfObject.java

@@ -18,16 +18,24 @@ public class BdfObject implements IBdfType
 	
 	public BdfObject(BdfDatabase data)
 	{
-		this();
+		// Is the database length greater than 1
+		if(data.length() > 1)
+		{
+			// Get the type and database values
+			type = data.getAt(0, 1).getByte(0);
+			database = data.getAt(1, data.length());
+			
+			// Set the object variable if there is an object specified
+			if(type == BdfTypes.STRING) object = new String(database.getBytes(), StandardCharsets.UTF_8);
+			if(type == BdfTypes.ARRAY) object = new BdfArray(database);
+			if(type == BdfTypes.NAMED_LIST) object = new BdfNamedList(database);
+		}
 		
-		// Get the type and database values
+		else
-		type = data.getAt(0, 1).getByte(0);
+		{
-		database = data.getAt(1, data.length());
+			// Create a new database
-		
+			database = new BdfDatabase();
-		// Set the object variable if there is an object specified
+		}
-		if(type == BdfTypes.STRING) object = new String(database.getBytes(), StandardCharsets.UTF_8);
-		if(type == BdfTypes.ARRAY) object = new BdfArray(database);
-		if(type == BdfTypes.NAMED_LIST) object = new BdfNamedList(database);
 	}
 	
 	public BdfObject() {

bdf/util/FileHelpers.java

@@ -0,0 +1,59 @@
+package bdf.util;
+
+import java.io.FileInputStream;
+import java.io.IOException;
+
+public class FileHelpers
+{
+	public static byte[] readAll(FileInputStream in)
+	{
+		try
+		{
+			// Get bytes to return
+			int available = in.available();
+			byte[] bytes = new byte[available];
+			
+			// Loop over the available bytes
+			for(int i=0;i<available;i++)
+			{
+				// Add the next byte from the stream to the bytes
+				bytes[i] = (byte) in.read();
+			}
+			
+			// Send the bytes collected from the file stream back
+			return bytes;
+		}
+		
+		catch (IOException e)
+		{
+			// Throw the IOException as a runtime exception
+			throw new RuntimeException(e);
+		}
+	}
+	
+	public static byte[] readAll(String path) throws IOException
+	{
+		// Create the file input stream
+		FileInputStream in = new FileInputStream(path);
+		
+		// Load all of its data
+		byte[] data = readAll(in);
+		
+		// Close the file input stream
+		in.close();
+		
+		// Send back the data
+		return data;
+	}
+	
+	public static byte[] readAllIgnoreErrors(String path)
+	{
+		try {
+			return readAll(path);
+		}
+		
+		catch(IOException e) {
+			return new byte[0];
+		}
+	}
+}