public BinaryExpression(Expression leftExpression,
    Token operation,
    Expression rightExpression) 
{
        this.leftExpression = leftExpression;
        this.operation = operation;
        this.rightExpression = rightExpression;
}

 public Expression getLeftExpression() 
{
        return leftExpression;
}

 public Token getOperation() 
{
        return operation;
}

 public Expression getRightExpression() 
{
        return rightExpression;
}

 public String getText() 
{
        if (operation.getType() == Types.LEFT_SQUARE_BRACKET) {
            return leftExpression.getText() + "[" + rightExpression.getText() + "]";
        }
        return "(" + leftExpression.getText() + " " + operation.getText() + " " + rightExpression.getText() + ")";
}

 public static BinaryExpression newAssignmentExpression(Variable variable,
    Expression rhs) 
{
    	VariableExpression lhs = new VariableExpression( variable );
    	Token         operator = Token.newPlaceholder( Types.ASSIGN );
    	return new BinaryExpression( lhs, operator, rhs );
}

Creates an assignment expression in which the specified expression is written into the specified variable name.

 public static BinaryExpression newInitializationExpression(String variable,
    ClassNode type,
    Expression rhs) 
{
     	VariableExpression lhs = new VariableExpression( variable );
     	if( type != null ) {
     	    lhs.setType(type);
     	}
     	Token operator = Token.newPlaceholder( Types.ASSIGN );
        return new BinaryExpression( lhs, operator, rhs );
}

Creates variable initialization expression in which the specified expression is written into the specified variable name.

 public  void setLeftExpression(Expression leftExpression) 
{
        this.leftExpression = leftExpression;
}

 public  void setRightExpression(Expression rightExpression) 
{
        this.rightExpression = rightExpression;
}

 public String toString() 
{
        return super.toString() +"[" + leftExpression + operation + rightExpression + "]";
}

 public Expression transformExpression(ExpressionTransformer transformer) 
{
        Expression ret = new BinaryExpression(transformer.transform(leftExpression), operation, transformer.transform(rightExpression));
        ret.setSourcePosition(this);
        return ret;
}

 public  void visit(GroovyCodeVisitor visitor) 
{
        visitor.visitBinaryExpression(this);
}