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root/cvsroot/UserCode/MitAna/Utils/src/SimpleTable.cc
Revision: 1.3
Committed: Mon Mar 23 14:42:12 2009 UTC (16 years, 1 month ago) by loizides
Content type: text/plain
Branch: MAIN
CVS Tags: Mit_032, Mit_031, Mit_025c_branch2, Mit_025c_branch1, Mit_030, Mit_029c, Mit_029b, Mit_030_pre1, Mit_029a, Mit_029, Mit_029_pre1, Mit_028a, Mit_025c_branch0, Mit_028, Mit_027a, Mit_027, Mit_026, Mit_025e, Mit_025d, Mit_025c, Mit_025b, Mit_025a, Mit_025, Mit_025pre2, Mit_024b, Mit_025pre1, Mit_024a, Mit_024, Mit_023, Mit_022a, Mit_022, Mit_020d, TMit_020d, Mit_020c, Mit_021, Mit_021pre2, Mit_021pre1, Mit_020b, Mit_020a, Mit_020, Mit_020pre1, Mit_018, Mit_017, Mit_017pre3, Mit_017pre2, Mit_017pre1, Mit_016, Mit_015b, Mit_015a, Mit_015, Mit_014e, Mit_014d, Mit_014c, Mit_014b, Mit_014a, Mit_014, Mit_014pre3, Mit_014pre2, Mit_014pre1, Mit_013d, Mit_013c, Mit_013b, Mit_013a, Mit_013, Mit_013pre1, Mit_012i, Mit_012h, Mit_012g, Mit_012f, Mit_012e, Mit_012d, Mit_012c, Mit_012b, Mit_012a, Mit_012, Mit_011a, Mit_011, Mit_010a, Mit_010, Mit_009c, Mit_009b, Mit_009a, Mit_009, Mit_008, HEAD
Branch point for: Mit_025c_branch
Changes since 1.2: +5 -1 lines
Log Message:
Fix null value.

File Contents

# Content
1 // $Id: SimpleTable.cc,v 1.2 2009/01/23 08:46:48 loizides Exp $
2
3 #include "MitAna/Utils/interface/SimpleTable.h"
4 #include <Riostream.h>
5 #include <TSystem.h>
6 #include <TFormula.h>
7
8 using namespace mithep;
9
10 ClassImp(mithep::SimpleTable)
11 ClassImp(mithep::SimpleTable::MyParameter)
12
13 //--------------------------------------------------------------------------------------------------
14 void SimpleTable::MyParameter::Print(Option_t */*option*/) const
15 {
16 // Print this parameter.
17
18 printf("%s -> %e\n", GetName(), GetVal());
19 }
20
21 //--------------------------------------------------------------------------------------------------
22 SimpleTable::SimpleTable(const char *input)
23 : fTable(TCollection::kInitHashTableCapacity, 1)
24 {
25 // Constructor.
26
27 fTable.SetOwner(kTRUE);
28
29 TString ifile(gSystem->ExpandPathName(input));
30
31 if (ifile.IsNull())
32 return;
33
34 ifstream in(ifile);
35 if (!in.good())
36 return;
37
38 Char_t dummy[1024];
39 TString name;
40 TString value;
41 while(!in.eof()) {
42 in >> name;
43 if ((name.IsNull()) || name.BeginsWith("#")) {
44 in.getline(dummy,1024);
45 continue;
46 }
47 in >> value;
48 in.getline(dummy,1024);
49
50 if (value.IsNull()) {
51 Error("SimpleTable", "Value corresponding to name %s is null.", name.Data());
52 continue;
53 }
54 TFormula fval("formula",value);
55 MyParameter *par = new MyParameter(name,fval.Eval(0));
56 fTable.Add(par);
57 }
58 }
59
60 //--------------------------------------------------------------------------------------------------
61 Double_t SimpleTable::Get(const char *name) const
62 {
63 // Get value corresponding to name.
64
65 const MyParameter *p = dynamic_cast<const MyParameter*>(fTable.FindObject(name));
66
67 if(!p)
68 Fatal("Get", "Could not get value for given name %s", name);
69
70 return p->GetVal();
71 }
72
73 //--------------------------------------------------------------------------------------------------
74 Double_t SimpleTable::Has(const char *name) const
75 {
76 // Return true if table contains given name.
77
78 TObject *o = fTable.FindObject(name);
79 return (o!=0);
80 }
81
82 //--------------------------------------------------------------------------------------------------
83 void SimpleTable::Print(Option_t *opt) const
84 {
85 // Print content of table.
86
87 TIter iter(fTable.MakeIterator());
88 const MyParameter *p = dynamic_cast<const MyParameter*>(iter.Next());
89 while (p) {
90 p->Print();
91 p = dynamic_cast<const MyParameter*>(iter.Next());
92 }
93 }