diff --git a/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/Lexer.java b/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/Lexer.java
index 92d1c8e..dae1fb1 100644
--- a/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/Lexer.java
+++ b/asterix-maven-plugins/lexer-generator-maven-plugin/src/main/resources/Lexer.java
@@ -19,235 +19,215 @@
 
 public class [LEXER_NAME] {
 
-	public static final int
-	TOKEN_EOF = 0, TOKEN_AUX_NOT_FOUND = 1 [TOKENS_CONSTANTS];
+    public static final int
+        TOKEN_EOF = 0, TOKEN_AUX_NOT_FOUND = 1 [TOKENS_CONSTANTS];
 
-	// Human representation of tokens. Useful for debug.
-	// Is possible to convert a TOKEN_CONSTANT in its image through
-	// [LEXER_NAME].tokenKindToString(TOKEN_CONSTANT); 
-	private static final String[] tokenImage = {
-		"<EOF>", "<AUX_NOT_FOUND>" [TOKENS_IMAGES]
-	};
+    // Human representation of tokens. Useful for debug.
+    // Is possible to convert a TOKEN_CONSTANT in its image through
+    // [LEXER_NAME].tokenKindToString(TOKEN_CONSTANT); 
+    private static final String[] tokenImage = {
+            "<EOF>", "<AUX_NOT_FOUND>" [TOKENS_IMAGES]
+          };
+    
+    private static final char EOF_CHAR = 4;
+    protected java.io.Reader inputStream;
+    protected int column;
+    protected int line;
+    protected boolean prevCharIsCR;
+    protected boolean prevCharIsLF;
+    protected char[] buffer;
+    protected int bufsize;
+    protected int bufpos;
+    protected int tokenBegin;
+    protected int endOf_USED_Buffer;
+    protected int endOf_UNUSED_Buffer;
+    protected int maxUnusedBufferSize;
 
-	private static final char EOF_CHAR = 4;
-	protected java.io.Reader inputStream;
-	protected int column;
-	protected int line;
-	protected boolean prevCharIsCR;
-	protected boolean prevCharIsLF;
-	protected char[] buffer;
-	protected int bufsize;
-	protected int bufpos;
-	protected int tokenBegin;
-	protected int endOf_USED_Buffer;
-	protected int endOf_UNUSED_Buffer;
-	protected int maxUnusedBufferSize;
+// ================================================================================
+//  Auxiliary functions. Can parse the tokens used in the grammar as partial/auxiliary
+// ================================================================================
 
-	// ================================================================================
-	//  Auxiliary functions. Can parse the tokens used in the grammar as partial/auxiliary
-	// ================================================================================
+    [LEXER_AUXFUNCTIONS]
 
-	[LEXER_AUXFUNCTIONS]
+// ================================================================================
+//  Main method. Return a TOKEN_CONSTANT
+// ================================================================================            
+            
+    public int next() throws [LEXER_NAME]Exception, IOException{
+        char currentChar = buffer[bufpos];
+        while (currentChar == ' ' || currentChar=='\t' || currentChar == '\n' || currentChar=='\r')
+            currentChar = readNextChar(); 
+        tokenBegin = bufpos;
+        if (currentChar==EOF_CHAR) return TOKEN_EOF;
 
-			// ================================================================================
-			//  Main method. Return a TOKEN_CONSTANT
-			// ================================================================================            
+        [LEXER_LOGIC]
+    }
 
-			public int next() throws [LEXER_NAME]Exception, IOException{
-		if(bufpos < 0)
-			readNextChar();
-		char currentChar = buffer[bufpos];
-		while (currentChar == ' ' || currentChar=='\t' || currentChar == '\n' || currentChar=='\r')
-			currentChar = readNextChar(); 
-		tokenBegin = bufpos;
-		if (currentChar==EOF_CHAR) return TOKEN_EOF;
+// ================================================================================
+//  Public interface
+// ================================================================================
+    
+    public [LEXER_NAME](java.io.Reader stream) throws IOException{
+        reInit(stream);
+    }
 
-		[LEXER_LOGIC]
-	}
+    public void reInit(java.io.Reader stream) throws IOException{
+        done();
+        inputStream    = stream;
+        bufsize        = 4096;
+        line           = 1;
+        column         = 0;
+        bufpos         = -1;
+        endOf_UNUSED_Buffer = bufsize;
+        endOf_USED_Buffer = 0;
+        prevCharIsCR   = false;
+        prevCharIsLF   = false;
+        buffer         = new char[bufsize];
+        tokenBegin     = -1;
+        maxUnusedBufferSize = 4096/2;
+        readNextChar();
+    }
 
-	//used when done with stream, must be called exiplicitly now.
-	public void close()throws IOException
-	{
-		inputStream.close();
-	}
+    public String getLastTokenImage() {
+        if (bufpos >= tokenBegin)
+            return new String(buffer, tokenBegin, bufpos - tokenBegin);
+          else
+            return new String(buffer, tokenBegin, bufsize - tokenBegin) +
+                                  new String(buffer, 0, bufpos);
+    }
+    
+    public static String tokenKindToString(int token) {
+        return tokenImage[token]; 
+    }
 
-	//used before processing a new patch in the inputStream
-	public void reset(){
-		line           = 1;
-		column         = 0;
-		bufpos         = -1;
-		endOf_UNUSED_Buffer = bufsize;
-		endOf_USED_Buffer = 0;
-		prevCharIsCR   = false;
-		prevCharIsLF   = false;
-		tokenBegin     = -1;
-	}
+    public void done(){
+        buffer = null;
+    }
 
-	// ================================================================================
-	//  Public interface
-	// ================================================================================
+// ================================================================================
+//  Parse error management
+// ================================================================================    
+    
+    protected int parseError(String reason) throws [LEXER_NAME]Exception {
+        StringBuilder message = new StringBuilder();
+        message.append(reason).append("\n");
+        message.append("Line: ").append(line).append("\n");
+        message.append("Row: ").append(column).append("\n");
+        throw new [LEXER_NAME]Exception(message.toString());
+    }
 
-	public [LEXER_NAME](java.io.Reader stream) throws IOException{
-		reInit(stream);
-	}
+    protected int parseError(int ... tokens) throws [LEXER_NAME]Exception {
+        StringBuilder message = new StringBuilder();
+        message.append("Error while parsing. ");
+        message.append(" Line: ").append(line);
+        message.append(" Row: ").append(column);
+        message.append(" Expecting:");
+        for (int tokenId : tokens){
+            message.append(" ").append([LEXER_NAME].tokenKindToString(tokenId));
+        }
+        throw new [LEXER_NAME]Exception(message.toString());
+    }
+    
+    protected void updateLineColumn(char c){
+        column++;
+    
+        if (prevCharIsLF)
+        {
+            prevCharIsLF = false;
+            line += (column = 1);
+        }
+        else if (prevCharIsCR)
+        {
+            prevCharIsCR = false;
+            if (c == '\n')
+            {
+                prevCharIsLF = true;
+            }
+            else
+            {
+                line += (column = 1);
+            }
+        }
+        
+        if (c=='\r') {
+            prevCharIsCR = true;
+        } else if(c == '\n') {
+            prevCharIsLF = true;
+        }
+    }
+    
+// ================================================================================
+//  Read data, buffer management. It uses a circular (and expandable) buffer
+// ================================================================================    
 
-	public void reInit(java.io.Reader stream) throws IOException{
-		done();
-		inputStream    = stream;
-		bufsize        = 4096;
-		line           = 1;
-		column         = 0;
-		bufpos         = -1;
-		endOf_UNUSED_Buffer = bufsize;
-		endOf_USED_Buffer = 0;
-		prevCharIsCR   = false;
-		prevCharIsLF   = false;
-		buffer         = new char[bufsize];
-		tokenBegin     = -1;
-		maxUnusedBufferSize = 4096/2;
-	}
+    protected char readNextChar() throws IOException {
+        if (++bufpos >= endOf_USED_Buffer)
+            fillBuff();
+        char c = buffer[bufpos];
+        updateLineColumn(c);
+        return c;
+    }
 
-	public String getLastTokenImage() {
-		if (bufpos >= tokenBegin)
-			return new String(buffer, tokenBegin, bufpos - tokenBegin);
-		else
-			return new String(buffer, tokenBegin, bufsize - tokenBegin) +
-					new String(buffer, 0, bufpos);
-	}
-
-	public static String tokenKindToString(int token) {
-		return tokenImage[token]; 
-	}
-
-	public void done(){
-		buffer = null;
-	}
-
-	// ================================================================================
-			//  Parse error management
-			// ================================================================================    
-
-	protected int parseError(String reason) throws [LEXER_NAME]Exception {
-		StringBuilder message = new StringBuilder();
-		message.append(reason).append("\n");
-		message.append("Line: ").append(line).append("\n");
-		message.append("Row: ").append(column).append("\n");
-		throw new [LEXER_NAME]Exception(message.toString());
-	}
-
-	protected int parseError(int ... tokens) throws [LEXER_NAME]Exception {
-		StringBuilder message = new StringBuilder();
-		message.append("Error while parsing. ");
-		message.append(" Line: ").append(line);
-		message.append(" Row: ").append(column);
-		message.append(" Expecting:");
-		for (int tokenId : tokens){
-			message.append(" ").append([LEXER_NAME].tokenKindToString(tokenId));
-		}
-		throw new [LEXER_NAME]Exception(message.toString());
-	}
-
-	protected void updateLineColumn(char c){
-		column++;
-
-		if (prevCharIsLF)
-		{
-			prevCharIsLF = false;
-			line += (column = 1);
-		}
-		else if (prevCharIsCR)
-		{
-			prevCharIsCR = false;
-			if (c == '\n')
-			{
-				prevCharIsLF = true;
-			}
-			else
-			{
-				line += (column = 1);
-			}
-		}
-
-		if (c=='\r') {
-			prevCharIsCR = true;
-		} else if(c == '\n') {
-			prevCharIsLF = true;
-		}
-	}
-
-	// ================================================================================
-	//  Read data, buffer management. It uses a circular (and expandable) buffer
-	// ================================================================================    
-
-	protected char readNextChar() throws IOException {
-		if (++bufpos >= endOf_USED_Buffer)
-			fillBuff();
-		char c = buffer[bufpos];
-		updateLineColumn(c);
-		return c;
-	}
-
-	protected boolean fillBuff() throws IOException {
-		if (endOf_UNUSED_Buffer == endOf_USED_Buffer) // If no more unused buffer space 
-		{
-			if (endOf_UNUSED_Buffer == bufsize)         // -- If the previous unused space was
-			{                                           // -- at the end of the buffer
-				if (tokenBegin > maxUnusedBufferSize)     // -- -- If the first N bytes before
-				{                                         //       the current token are enough
-					bufpos = endOf_USED_Buffer = 0;         // -- -- -- setup buffer to use that fragment 
-					endOf_UNUSED_Buffer = tokenBegin;
-				}
-				else if (tokenBegin < 0)                  // -- -- If no token yet
-					bufpos = endOf_USED_Buffer = 0;         // -- -- -- reuse the whole buffer
-				else
-					ExpandBuff(false);                      // -- -- Otherwise expand buffer after its end
-			}
-			else if (endOf_UNUSED_Buffer > tokenBegin)  // If the endOf_UNUSED_Buffer is after the token
-				endOf_UNUSED_Buffer = bufsize;            // -- set endOf_UNUSED_Buffer to the end of the buffer
-			else if ((tokenBegin - endOf_UNUSED_Buffer) < maxUnusedBufferSize)
-			{                                           // If between endOf_UNUSED_Buffer and the token
-				ExpandBuff(true);                         // there is NOT enough space expand the buffer                          
-			}                                           // reorganizing it
-			else 
-				endOf_UNUSED_Buffer = tokenBegin;         // Otherwise there is enough space at the start
-		}                                             // so we set the buffer to use that fragment
-		int i;
-		if ((i = inputStream.read(buffer, endOf_USED_Buffer, endOf_UNUSED_Buffer - endOf_USED_Buffer)) == -1)
-		{
-			//moved outside
-			//inputStream.close();
-			buffer[endOf_USED_Buffer]=(char)EOF_CHAR;
-			endOf_USED_Buffer++;
-			return false;
-		}
-		else
-			endOf_USED_Buffer += i;
-		return true;
-	}
+    protected boolean fillBuff() throws IOException {
+        if (endOf_UNUSED_Buffer == endOf_USED_Buffer) // If no more unused buffer space 
+        {
+          if (endOf_UNUSED_Buffer == bufsize)         // -- If the previous unused space was
+          {                                           // -- at the end of the buffer
+            if (tokenBegin > maxUnusedBufferSize)     // -- -- If the first N bytes before
+            {                                         //       the current token are enough
+              bufpos = endOf_USED_Buffer = 0;         // -- -- -- setup buffer to use that fragment 
+              endOf_UNUSED_Buffer = tokenBegin;
+            }
+            else if (tokenBegin < 0)                  // -- -- If no token yet
+              bufpos = endOf_USED_Buffer = 0;         // -- -- -- reuse the whole buffer
+            else
+              ExpandBuff(false);                      // -- -- Otherwise expand buffer after its end
+          }
+          else if (endOf_UNUSED_Buffer > tokenBegin)  // If the endOf_UNUSED_Buffer is after the token
+            endOf_UNUSED_Buffer = bufsize;            // -- set endOf_UNUSED_Buffer to the end of the buffer
+          else if ((tokenBegin - endOf_UNUSED_Buffer) < maxUnusedBufferSize)
+          {                                           // If between endOf_UNUSED_Buffer and the token
+            ExpandBuff(true);                         // there is NOT enough space expand the buffer                          
+          }                                           // reorganizing it
+          else 
+            endOf_UNUSED_Buffer = tokenBegin;         // Otherwise there is enough space at the start
+        }                                             // so we set the buffer to use that fragment
+        int i;
+        if ((i = inputStream.read(buffer, endOf_USED_Buffer, endOf_UNUSED_Buffer - endOf_USED_Buffer)) == -1)
+        {
+            inputStream.close();
+            buffer[endOf_USED_Buffer]=(char)EOF_CHAR;
+            endOf_USED_Buffer++;
+            return false;
+        }
+            else
+                endOf_USED_Buffer += i;
+        return true;
+    }
 
 
-	protected void ExpandBuff(boolean wrapAround)
-	{
-		char[] newbuffer = new char[bufsize + maxUnusedBufferSize];
+    protected void ExpandBuff(boolean wrapAround)
+    {
+      char[] newbuffer = new char[bufsize + maxUnusedBufferSize];
 
-		try {
-			if (wrapAround) {
-				System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin);
-				System.arraycopy(buffer, 0, newbuffer, bufsize - tokenBegin, bufpos);
-				buffer = newbuffer;
-				endOf_USED_Buffer = (bufpos += (bufsize - tokenBegin));
-			}
-			else {
-				System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin);
-				buffer = newbuffer;
-				endOf_USED_Buffer = (bufpos -= tokenBegin);
-			}
-		} catch (Throwable t) {
-			throw new Error(t.getMessage());
-		}
+      try {
+        if (wrapAround) {
+          System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin);
+          System.arraycopy(buffer, 0, newbuffer, bufsize - tokenBegin, bufpos);
+          buffer = newbuffer;
+          endOf_USED_Buffer = (bufpos += (bufsize - tokenBegin));
+        }
+        else {
+          System.arraycopy(buffer, tokenBegin, newbuffer, 0, bufsize - tokenBegin);
+          buffer = newbuffer;
+          endOf_USED_Buffer = (bufpos -= tokenBegin);
+        }
+      } catch (Throwable t) {
+          throw new Error(t.getMessage());
+      }
 
-		bufsize += maxUnusedBufferSize;
-		endOf_UNUSED_Buffer = bufsize;
-		tokenBegin = 0;
-	}    
+      bufsize += maxUnusedBufferSize;
+      endOf_UNUSED_Buffer = bufsize;
+      tokenBegin = 0;
+    }    
 }