forked from plumed/plumed2
-
Notifications
You must be signed in to change notification settings - Fork 0
/
IFile.h
100 lines (86 loc) · 2.94 KB
/
IFile.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
/* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Copyright (c) 2013 The plumed team
(see the PEOPLE file at the root of the distribution for a list of names)
See http://www.plumed-code.org for more information.
This file is part of plumed, version 2.0.
plumed is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
plumed is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with plumed. If not, see <http://www.gnu.org/licenses/>.
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ */
#ifndef __PLUMED_tools_IFile_h
#define __PLUMED_tools_IFile_h
#include "FileBase.h"
#include <vector>
namespace PLMD{
class Value;
/**
\ingroup TOOLBOX
Class for input files
This class provides features similar to those in the standard C "FILE*" type,
but only for sequential input. See OFile for sequential output.
*/
class IFile:
/// Class identifying a single field for fielded output
public virtual FileBase{
class Field:
public FieldBase{
public:
bool read;
Field(): read(false) {}
};
/// Low-level read.
/// Note: in parallel, all processes read
size_t llread(char*,size_t);
/// All the defined fields
std::vector<Field> fields;
/// Flag set in the middle of a field reading
bool inMiddleOfField;
/// Set to true if you want to allow fields to be ignored in the read in file
bool ignoreFields;
/// Advance to next field (= read one line)
IFile& advanceField();
/// Find field index by name
unsigned findField(const std::string&name)const;
public:
/// Constructor
IFile();
/// Destructor
~IFile();
/// Opens the file
IFile& open(const std::string&name);
/// Gets the list of all fields
IFile& scanFieldList(std::vector<std::string>&);
/// Read a double field
IFile& scanField(const std::string&,double&);
/// Read a int field
IFile& scanField(const std::string&,int&);
/// Read a string field
IFile& scanField(const std::string&,std::string&);
/**
Ends a field-formatted line.
Typically used as
\verbatim
if.scanField("a",a).scanField("b",b).scanField();
\endverbatim
*/
IFile& scanField();
/// Get a full line as a string
IFile& getline(std::string&);
/// Reset end of file
void reset(bool);
/// Check if a field exist
bool FieldExist(const std::string& s);
/// Read in a value
IFile& scanField(Value* val);
/// Allow some of the fields in the input to be ignored
void allowIgnoredFields();
};
}
#endif