1 | // |
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2 | // C++ Implementation: STSelector |
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3 | // |
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4 | // Description: |
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5 | // |
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6 | // |
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7 | // Author: Malte Marquarding <asap@atnf.csiro.au>, (C) 2006 |
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8 | // |
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9 | // Copyright: See COPYING file that comes with this distribution |
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10 | // |
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11 | // |
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12 | #include <tables/Tables/ExprNode.h> |
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13 | #include <tables/Tables/TableParse.h> |
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14 | #include <tables/Tables/ExprNode.h> |
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15 | #include <casa/BasicSL/String.h> |
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16 | #include <casa/iostream.h> |
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17 | #include <casa/iomanip.h> |
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18 | |
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19 | #include "MathUtils.h" |
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20 | #include "STSelector.h" |
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21 | |
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22 | using namespace asap; |
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23 | using namespace casa; |
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24 | |
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25 | STSelector::STSelector() : |
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26 | taql_("") |
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27 | { |
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28 | } |
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29 | |
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30 | STSelector::STSelector( const STSelector& other ) : |
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31 | intselections_(other.intselections_), |
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32 | stringselections_(other.stringselections_), |
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33 | taql_(other.taql_) { |
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34 | } |
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35 | |
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36 | STSelector& STSelector::operator=( const STSelector& other ) |
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37 | { |
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38 | if (&other != this) { |
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39 | this->intselections_ = other.intselections_; |
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40 | this->stringselections_ = other.stringselections_; |
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41 | this->taql_ = other.taql_; |
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42 | } |
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43 | return *this; |
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44 | } |
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45 | |
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46 | STSelector::~STSelector() |
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47 | { |
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48 | } |
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49 | |
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50 | void STSelector::setScans( const std::vector< int >& scans ) |
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51 | { |
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52 | setint("SCANNO", scans); |
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53 | } |
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54 | |
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55 | void STSelector::setBeams( const std::vector< int >& beams ) |
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56 | { |
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57 | setint("BEAMNO", beams); |
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58 | } |
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59 | |
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60 | void STSelector::setIFs( const std::vector< int >& ifs ) |
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61 | { |
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62 | setint("IFNO", ifs); |
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63 | } |
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64 | |
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65 | void STSelector::setPolarizations( const std::vector< int >& pols ) |
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66 | { |
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67 | setint("POLNO", pols); |
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68 | } |
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69 | |
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70 | void asap::STSelector::setCycles( const std::vector< int >& cycs ) |
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71 | { |
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72 | setint("CYCLENO", cycs); |
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73 | } |
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74 | |
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75 | void asap::STSelector::setName( const std::string& sname ) |
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76 | { |
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77 | std::string sql = "SELECT from $1 WHERE SRCNAME == pattern('"+sname+"')"; |
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78 | setTaQL(sql); |
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79 | } |
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80 | |
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81 | void STSelector::setint(const std::string& key, const std::vector< int >& val) |
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82 | { |
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83 | if ( val.size() > 0 ) { |
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84 | intselections_[key] = val; |
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85 | } |
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86 | } |
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87 | |
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88 | void STSelector::setstring( const std::string& key, |
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89 | const std::vector<std::string>& val ) |
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90 | { |
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91 | if ( val.size() > 0 ) { |
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92 | stringselections_[key] = val; |
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93 | } |
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94 | } |
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95 | |
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96 | void STSelector::setTaQL( const std::string& taql ) |
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97 | { |
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98 | taql_ = taql; |
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99 | } |
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100 | |
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101 | Table STSelector::apply( const Table& tab ) |
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102 | { |
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103 | if ( empty() ) { |
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104 | return tab; |
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105 | } |
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106 | TableExprNode query; |
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107 | intidmap::const_iterator it = intselections_.begin(); |
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108 | for (it; it != intselections_.end(); ++it) { |
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109 | TableExprNode theset(Vector<Int>( (*it).second )); |
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110 | if ( query.isNull() ) { |
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111 | query = tab.col((*it).first).in(theset); |
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112 | } else { |
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113 | query = tab.col((*it).first).in(theset) && query; |
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114 | } |
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115 | } |
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116 | stringidmap::const_iterator it1 = stringselections_.begin(); |
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117 | for (it1; it1 != stringselections_.end(); ++it1) { |
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118 | TableExprNode theset(mathutil::toVectorString( (*it1).second )); |
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119 | if ( query.isNull() ) { |
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120 | query = tab.col((*it1).first).in(theset); |
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121 | } else { |
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122 | query = tab.col((*it1).first).in(theset) && query; |
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123 | } |
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124 | } |
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125 | // add taql query |
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126 | if ( taql_.size() > 0 ) { |
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127 | Table tmpt = tab; |
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128 | |
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129 | if ( !query.isNull() ) { // taql and selection |
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130 | tmpt = tableCommand(taql_, tab(query)); |
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131 | } else { // taql only |
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132 | tmpt = tableCommand(taql_, tab); |
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133 | } |
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134 | return tmpt; |
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135 | } else { |
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136 | return tab(query); |
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137 | } |
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138 | } |
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139 | |
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140 | std::vector< int > STSelector::getint( const std::string& key ) |
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141 | { |
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142 | if (intselections_.count(key) > 0) { |
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143 | return intselections_[key]; |
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144 | } |
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145 | return std::vector<int>(); |
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146 | } |
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147 | |
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148 | std::vector< int > STSelector::getScans( ) |
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149 | { |
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150 | return getint("SCANNO"); |
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151 | } |
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152 | |
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153 | std::vector< int > STSelector::getBeams( ) |
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154 | { |
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155 | return getint("BEAMNO"); |
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156 | } |
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157 | |
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158 | std::vector< int > STSelector::getIFs( ) |
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159 | { |
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160 | return getint("IFNO"); |
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161 | } |
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162 | |
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163 | std::vector< int > STSelector::getPols( ) |
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164 | { |
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165 | return getint("POLNO"); |
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166 | } |
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167 | |
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168 | std::vector< int > asap::STSelector::getCycles( ) |
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169 | { |
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170 | return getint("CYCLENO"); |
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171 | } |
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172 | |
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173 | std::string asap::STSelector::print( ) |
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174 | { |
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175 | ostringstream oss; |
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176 | oss.flags(std::ios_base::left); |
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177 | oss << setw(15) << "Selection:"; |
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178 | if ( empty() ) { |
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179 | oss << "none"; |
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180 | return String(oss); |
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181 | } |
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182 | |
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183 | intidmap::const_iterator it = intselections_.begin(); |
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184 | while (it != intselections_.end()) { |
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185 | if ( it != intselections_.begin() ) |
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186 | oss << setw(15) << " "; |
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187 | oss << it->first << ": " << Vector<Int>(it->second); |
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188 | ++it; |
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189 | if ( it != intselections_.end() ) oss << endl; |
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190 | } |
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191 | stringidmap::const_iterator it1 = stringselections_.begin(); |
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192 | while (it1 != stringselections_.end()) { |
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193 | if ( it1 != stringselections_.begin() ) |
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194 | oss << setw(15) << " "; |
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195 | oss << it1->first << ": " << mathutil::toVectorString(it1->second); |
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196 | ++it1; |
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197 | if ( it1 != stringselections_.end() ) oss << endl; |
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198 | } |
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199 | if ( taql_.size() > 0 ) { |
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200 | oss << endl << setw(15) << "" << taql_; |
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201 | } |
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202 | return String(oss); |
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203 | } |
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204 | |
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205 | bool asap::STSelector::empty( ) const |
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206 | { |
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207 | return (intselections_.empty() && taql_.size() == 0 ); |
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208 | } |
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