/usr/include/casacore/tables/TaQL/ExprUnitNode.h is in casacore-dev 2.2.0-2.
This file is owned by root:root, with mode 0o644.
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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | //# ExprUnitNode.h: Nodes representing unit handling in table select expression tree
//# Copyright (C) 2006
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This library is free software; you can redistribute it and/or modify it
//# under the terms of the GNU Library General Public License as published by
//# the Free Software Foundation; either version 2 of the License, or (at your
//# option) any later version.
//#
//# This library 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 Library General Public
//# License for more details.
//#
//# You should have received a copy of the GNU Library General Public License
//# along with this library; if not, write to the Free Software Foundation,
//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
//#
//# Correspondence concerning AIPS++ should be addressed as follows:
//# Internet email: aips2-request@nrao.edu.
//# Postal address: AIPS++ Project Office
//# National Radio Astronomy Observatory
//# 520 Edgemont Road
//# Charlottesville, VA 22903-2475 USA
//#
//# $Id: ExprUnitNode.h 21262 2012-09-07 12:38:36Z gervandiepen $
#ifndef TABLES_EXPRUNITNODE_H
#define TABLES_EXPRUNITNODE_H
//# Includes
#include <casacore/casa/aips.h>
#include <casacore/tables/TaQL/ExprNodeRep.h>
#include <casacore/tables/TaQL/ExprNodeArray.h>
namespace casacore { //# NAMESPACE CASACORE - BEGIN
// <summary>
// Unit for scalar values in a table select expression tree
// </summary>
// <use visibility=local>
// <reviewed reviewer="UNKNOWN" date="before2004/08/25" tests="">
// </reviewed>
//
// <prerequisite>
//# Classes you should understand before using this one.
// <li> TableExprNode
// <li> Unit
// </prerequisite>
// <synopsis>
// This class represents a unit in a table select expression tree.
// It contains a unit conversion factor to convert the child to this unit.
// The factor is 1 if the child has no unit.
// </synopsis>
class TableExprNodeUnit : public TableExprNodeBinary
{
public:
// Constrcut from the given child node and unit.
TableExprNodeUnit (TableExprNodeRep& child, const Unit& unit);
~TableExprNodeUnit();
// Calculate the conversion factor and return it.
// It is static to be useful for TableExprNodeArrayFunc as well.
static Double set (TableExprNodeRep& parent,
const TableExprNodeRep& child,
const Unit& unit);
// Create a new node if unit conversion is needed.
// Otherwise return the current node.
static TableExprNodeRep* useUnit (TableExprNodeRep* const node,
const Unit& unit);
// Use <src>useUnit</src> to see if a conversion is needed.
// If so, adapt the reference counts and replace the node.
static void adaptUnit (TableExprNodeRep*& node, const Unit& unit);
// Find the unit to be used and adapt the nodes to it.
static Unit adaptUnits (TableExprNodeRep*& node1,
TableExprNodeRep*& node2,
TableExprNodeRep*& node3);
// Get the unit factor.
virtual Double getUnitFactor() const;
virtual Double getDouble (const TableExprId& id);
virtual DComplex getDComplex (const TableExprId& id);
private:
Double factor_p;
};
// <summary>
// Unit for array values in a table select expression tree
// </summary>
// <use visibility=local>
// <reviewed reviewer="UNKNOWN" date="before2004/08/25" tests="">
// </reviewed>
//
// <prerequisite>
//# Classes you should understand before using this one.
// <li> TableExprNode
// <li> Unit
// </prerequisite>
// <synopsis>
// This class represents a unit in a table select expression tree.
// It contains a unit conversion factor to convert the child to this unit.
// The factor is 1 if the child has no unit.
// </synopsis>
class TableExprNodeArrayUnit : public TableExprNodeArray
{
public:
TableExprNodeArrayUnit (TableExprNodeRep& child, const Unit& unit);
~TableExprNodeArrayUnit();
virtual Double getUnitFactor() const;
virtual MArray<Double> getArrayDouble (const TableExprId& id);
virtual MArray<DComplex> getArrayDComplex (const TableExprId& id);
private:
Double factor_p;
};
} //# NAMESPACE CASACORE - END
#endif
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