public Expression getLongAddress(MethodInvocation mi) {
	Expression indexExpr = getLongAddressBase(mi);
	
	NumberLiteral lit = (NumberLiteral)mi.arguments().get(2);
	if(offset != Integer.parseInt(lit.getToken()))
		throw new IllegalArgumentException("offset != " + lit);
	
	Expression args;
	if(offset == 0) args = indexExpr;
	else {
		InfixExpression add = ast.newInfixExpression();
		add.setOperator(InfixExpression.Operator.PLUS);
		add.setLeftOperand(indexExpr);
		add.setRightOperand(returnInt(offset));
		args = add;
	}
	return args;
}
 

/**
 * {@inheritDoc}
 */
@Override
protected ASTVisitor handleGetCorrectingASTVisitor(final IRegion lineInfo,
        final int markerStartOffset) {
  return new ASTVisitor() {

    @Override
    public boolean visit(NumberLiteral node) {
      if (containsPosition(node, markerStartOffset)) {

        String token = node.getToken();
        if (token.endsWith("l")) { //$NON-NLS-1$
          token = token.replace('l', 'L');
          node.setToken(token);
        }
      }
      return true;
    }
  };
}
 

@Override
public ASTVisitor getCorrectingASTVisitor(IRegion lineInfo, int markerStartOffset) {
    return new ASTVisitor() {

        @Override
        public boolean visit(NumberLiteral node) {
            if (containsPosition(node, markerStartOffset)) {

                String token = node.getToken();
                if (token.endsWith("l")) { //$NON-NLS-1$
                    token = token.replace('l', 'L');
                    node.setToken(token);
                }
            }
            return true;
        }
    };
}
 

private boolean isNotZeroOrOne(NumberLiteral singleNumberLiteral) {
	String numberToString = singleNumberLiteral.toString().toLowerCase().replaceAll("_", "");
	double literalValue = 0.0;
	try {
		// hex case
		if(numberToString.startsWith("0x")) {
			literalValue = (double)(Long.parseLong(numberToString.replaceAll("0x", "").replaceAll("l", ""),16));
		// long case
		} else if(numberToString.endsWith("l")) {
			literalValue = (double)(Long.parseLong(numberToString.replaceAll("l", "")));
		// float case
		} else if(numberToString.endsWith("f")) {
			literalValue = Float.parseFloat(numberToString.replaceAll("f", ""));
		}
		// double case
		else {
			literalValue = Double.parseDouble(numberToString);
		}
	} catch (NumberFormatException ex) {
		String logMessage = "Exception while parsing literal number (during Magic Number detection). " + ex.getMessage();
		Logger.log(logMessage);
		literalValue = 0.0;
	}
	return literalValue != 0.0 && literalValue != 1.0;
}
 

@Override
public boolean visit(final ArrayAccess node) {
  Expression _index = node.getIndex();
  if ((_index instanceof NumberLiteral)) {
    node.getArray().accept(this);
    this.appendToBuffer(".get(");
    node.getIndex().accept(this);
    this.appendToBuffer(")");
  } else {
    final String arrayname = this.computeArrayName(node);
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("{val _rdIndx_");
    _builder.append(arrayname);
    _builder.append("=");
    this.appendToBuffer(_builder.toString());
    node.getIndex().accept(this);
    this.appendSpaceToBuffer();
    node.getArray().accept(this);
    StringConcatenation _builder_1 = new StringConcatenation();
    _builder_1.append(".get(_rdIndx_");
    _builder_1.append(arrayname);
    _builder_1.append(")}");
    this.appendToBuffer(_builder_1.toString());
  }
  return false;
}
 

protected boolean isTypeHolder(Object o) {
	if(o.getClass().equals(MethodInvocation.class) || o.getClass().equals(SuperMethodInvocation.class)			
			|| o.getClass().equals(NumberLiteral.class) || o.getClass().equals(StringLiteral.class)
			|| o.getClass().equals(CharacterLiteral.class) || o.getClass().equals(BooleanLiteral.class)
			|| o.getClass().equals(TypeLiteral.class) || o.getClass().equals(NullLiteral.class)
			|| o.getClass().equals(ArrayCreation.class)
			|| o.getClass().equals(ClassInstanceCreation.class)
			|| o.getClass().equals(ArrayAccess.class) || o.getClass().equals(FieldAccess.class)
			|| o.getClass().equals(SuperFieldAccess.class) || o.getClass().equals(ParenthesizedExpression.class)
			|| o.getClass().equals(SimpleName.class) || o.getClass().equals(QualifiedName.class)
			|| o.getClass().equals(CastExpression.class) || o.getClass().equals(InfixExpression.class)
			|| o.getClass().equals(PrefixExpression.class) || o.getClass().equals(InstanceofExpression.class)
			|| o.getClass().equals(ThisExpression.class) || o.getClass().equals(ConditionalExpression.class))
		return true;
	return false;
}
 

private String getLiteralValue(Expression expression)
{
	if (expression instanceof NumberLiteral)
	{
		return ((NumberLiteral)expression).getToken();
	}
	else if (expression instanceof CharacterLiteral)
	{
		return String.valueOf(((CharacterLiteral)expression).charValue());
	}
	else if (expression instanceof StringLiteral)
	{
		return ((StringLiteral)expression).getLiteralValue();
	}
	else
	{
		return null;
	}
}
 

private void hasMagicNumbers() {
	NumberLiteralVisitor visitor = new NumberLiteralVisitor();
	methodMetrics.getMethod().getMethodDeclaration().accept(visitor);
	List<NumberLiteral> literals = visitor.getNumberLiteralsExpressions();
	
	if( literals.size() < 1 ) {
		return;
	}
	
	for(NumberLiteral singleNumberLiteral : literals) {
		if( isLiteralValid(singleNumberLiteral) ) {
			addToSmells(initializeCodeSmell(MAGIC_NUMBER));
		}
	}
}
 

@Override
public boolean visit(final NumberLiteral node) {
  String value = node.getToken();
  if ((value.startsWith("0x") || value.startsWith("0X"))) {
    int _length = value.length();
    int _minus = (_length - 1);
    final char lastChar = value.charAt(_minus);
    String _lowerCase = Character.valueOf(lastChar).toString().toLowerCase();
    boolean _equals = Objects.equal("l", _lowerCase);
    if (_equals) {
      int _length_1 = value.length();
      int _minus_1 = (_length_1 - 1);
      String _substring = value.substring(0, _minus_1);
      String _plus = (_substring + "#");
      String _plus_1 = (_plus + Character.valueOf(lastChar));
      value = _plus_1;
    }
    final int binExponent = value.indexOf("p");
    if ((binExponent >= 2)) {
      boolean _endsWith = value.endsWith("f");
      if (_endsWith) {
        String _string = Float.valueOf(value).toString();
        String _plus_2 = (_string + "f");
        value = _plus_2;
      } else {
        value = Double.valueOf(value).toString();
      }
    }
  }
  this.appendToBuffer(value);
  return false;
}
 

public boolean visit(NumberLiteral node) {
	numberLiterals.add(node.toString());
	if(current.getUserObject() != null) {
		AnonymousClassDeclarationObject anonymous = (AnonymousClassDeclarationObject)current.getUserObject();
		anonymous.getNumberLiterals().add(node.toString());
	}
	return super.visit(node);
}
 

private static Expression createInfixInvocationFromPostPrefixExpression(InfixExpression.Operator operator, Expression getterExpression, AST ast, ITypeBinding variableType, boolean is50OrHigher) {
	InfixExpression infix= ast.newInfixExpression();
	infix.setLeftOperand(getterExpression);
	infix.setOperator(operator);
	NumberLiteral number= ast.newNumberLiteral();
	number.setToken("1"); //$NON-NLS-1$
	infix.setRightOperand(number);
	ITypeBinding infixType= infix.resolveTypeBinding();
	return createNarrowCastIfNessecary(infix, infixType, ast, variableType, is50OrHigher);
}
 

private IVariableBinding getIndexBindingFromFragment(VariableDeclarationFragment fragment) {
	Expression initializer= fragment.getInitializer();
	if (!(initializer instanceof NumberLiteral))
		return null;

	NumberLiteral number= (NumberLiteral)initializer;
	if (!LITERAL_0.equals(number.getToken()))
		return null;

	return (IVariableBinding)fragment.getName().resolveBinding();
}
 

private boolean isOneLiteral(Expression expression) {
	if (!(expression instanceof NumberLiteral))
		return false;

	NumberLiteral literal= (NumberLiteral)expression;
	return LITERAL_1.equals(literal.getToken());
}
 

/**
 * Generates a {@link VariableDeclarationExpression}, which initializes the loop variable to
 * iterate over an array.
 * 
 * @param ast the current {@link AST} instance
 * @param loopVariableName the name of the variable which should be initialized
 * @return a filled {@link VariableDeclarationExpression}, declaring a int variable, which is
 *         initializes with 0
 */
private VariableDeclarationExpression getForInitializer(AST ast, SimpleName loopVariableName) {
	// initializing fragment
	VariableDeclarationFragment firstDeclarationFragment= ast.newVariableDeclarationFragment();
	firstDeclarationFragment.setName(loopVariableName);
	NumberLiteral startIndex= ast.newNumberLiteral();
	firstDeclarationFragment.setInitializer(startIndex);

	// declaration
	VariableDeclarationExpression variableDeclaration= ast.newVariableDeclarationExpression(firstDeclarationFragment);
	PrimitiveType variableType= ast.newPrimitiveType(PrimitiveType.INT);
	variableDeclaration.setType(variableType);

	return variableDeclaration;
}
 

public boolean instanceOf(Expression expression) {
	if(expression instanceof BooleanLiteral || expression instanceof CharacterLiteral || expression instanceof StringLiteral ||
			expression instanceof NullLiteral || expression instanceof NumberLiteral || expression instanceof TypeLiteral)
		return true;
	else
		return false;
}
 

public boolean visit(NumberLiteral expr) {
	/*
	 * Number literal nodes.
	 */
	styledString.append(expr.getToken(),  determineDiffStyle(expr, new StyledStringStyler(ordinaryStyle)));
	return false;
}
 

public Expression returnLong(long val) {
	NumberLiteral num = ast.newNumberLiteral(""+val);
	num.setProperty(TYPEBIND_PROP, StructCache.FieldType.LONG);
	return num;
}
 

public Expression returnInt(int val) {
	NumberLiteral num = ast.newNumberLiteral(""+val);
	num.setProperty(TYPEBIND_PROP, StructCache.FieldType.INT);
	return num;
}
 

public boolean visit(NumberLiteral node)
{
	numberLiteralsExpressions.add(node);
	return true;
}
 

public List<NumberLiteral> getNumberLiteralsExpressions() {
	return numberLiteralsExpressions;
}
 

private boolean isLiteralValid(NumberLiteral singleNumberLiteral) {
	boolean isValid = isNotZeroOrOne(singleNumberLiteral) && isNotArrayInitialization(singleNumberLiteral);
	return isValid;
}
 

private boolean isNotArrayInitialization(NumberLiteral singleNumberLiteral) {
	return singleNumberLiteral.getParent().getNodeType() != ASTNode.ARRAY_INITIALIZER;
}
 

@Override
public void endVisit(NumberLiteral node) {
	// Leaf node.
}
 

protected static boolean isNumber(Expression exp, int number) {
    return exp instanceof NumberLiteral && parseInt(((NumberLiteral) exp).getToken()) == number;
}
 

public boolean isConstantArrayIndex(final Expression node) {
  return (node instanceof NumberLiteral);
}
 

@Override
public void visit(NumberLiteral node) {
	qty++;
}
 

private static boolean simpleNameOrNumberLiteral(Expression e) {
	return e instanceof SimpleName || e instanceof NumberLiteral;
}
 

@Override
public void endVisit(NumberLiteral node) {
	ITypeBinding typeBinding= node.resolveTypeBinding();
	ImmutableTypeVariable2 cv= fTCModel.makeImmutableTypeVariable(typeBinding, node);
	setConstraintVariable(node, cv);
}
 

@Override
public void endVisit(NumberLiteral node) {
	// Leaf node.
}
 

@Override
public boolean visit(NumberLiteral node) {
	if (node.subtreeMatch(fMatcher, fNodeToMatch))
		return matches(node);
	return super.visit(node);
}