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package Net::OAI::Error; |
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108
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use strict; |
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use base qw( XML::SAX::Base Exporter ); |
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20452
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our @EXPORT = ( |
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); |
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=head1 NAME |
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Net::OAI::Error - OAI-PMH errors. |
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=head1 SYNOPSIS |
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=head1 DESCRIPTION |
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=head1 METHODS |
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=head2 new() |
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=cut |
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sub new { |
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1
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1054
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my ( $class, %opts ) = @_; |
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my $self = bless \%opts, ref( $class ) || $class; |
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241
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$self->{ tagStack } = []; |
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$self->{ insideError } = 0; |
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$self->{ errorCode } = '' if ! exists( $self->{ errorCode } ); |
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$self->{ errorString } = '' if ! exists( $self->{ errorString } ); |
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# do not initialize $self->{ HTTPError } |
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return( $self ); |
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} |
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=head2 errorCode() |
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Returns an OAI error if one was encountered, or the empty string if no errors |
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were associated with the OAI request. |
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=over 4 |
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=item |
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badArgument |
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=item |
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badResumptionToken |
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=item |
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badVerb |
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=item |
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54
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cannotDisseminateFormat |
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56
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=item |
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idDoesNotExist |
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=item |
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noRecordsMatch |
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=item |
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noMetadataFormats |
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=item |
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noSetHierarchy |
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=item |
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74
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xmlParseError |
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=back |
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78
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For more information about these error codes see: |
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L. |
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=cut |
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83
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sub errorCode { |
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13
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1
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my ( $self, $code ) = @_; |
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13
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if ( $code ) { $self->{ errorCode } = $code; } |
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0
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0
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86
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13
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112
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return( $self->{ errorCode } ); |
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87
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} |
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89
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=head2 errorString() |
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91
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Returns a textual description of the error that was encountered, or an empty |
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92
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string if there was no error associated with the OAI request. |
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94
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=cut |
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96
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sub errorString { |
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9
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1
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my ( $self, $str ) = @_; |
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if ( $str ) { $self->{ errorString } = $str; } |
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0
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0
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99
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return( $self->{ errorString } ); |
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100
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} |
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102
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=head2 HTTPError() |
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103
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104
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In case of HTTP level errors, returns the associated HTTP::Response object. |
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105
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Otherwise C. |
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106
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107
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108
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=cut |
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109
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110
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sub HTTPError { |
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0
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0
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1
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0
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my ( $self ) = @_; |
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0
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0
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0
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return exists $self->{ HTTPError } ? $self->{ HTTPError } : undef; |
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113
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} |
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114
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115
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116
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=head1 TODO |
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117
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118
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=head1 SEE ALSO |
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119
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120
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=over 4 |
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122
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=back |
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124
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=head1 AUTHORS |
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126
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=over 4 |
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128
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=item * Ed Summers |
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130
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=back |
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132
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=cut |
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134
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## internal stuff |
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136
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## all children of Net::OAI::Base should call this to make sure |
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137
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## certain object properties are set |
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138
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139
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sub start_element { |
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140
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52030
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52030
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1
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19313877
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my ( $self, $element ) = @_; |
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141
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52030
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91038
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my $tagName = $element->{ Name }; |
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142
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52030
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100
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108905
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if ( $tagName eq 'error' ) { |
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143
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3
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13
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$self->{ errorCode } = $element->{ Attributes }{ '{}code' }{ Value }; |
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3
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7
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$self->{ insideError } = 1; |
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145
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3
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14
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Net::OAI::Harvester::debug( "caught error" ); |
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146
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} else { |
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147
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52027
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170127
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$self->SUPER::start_element( $element ); |
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148
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} |
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149
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} |
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150
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151
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sub end_element { |
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52030
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1
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9717748
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my ( $self, $element ) = @_; |
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153
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52030
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79762
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my $tagName = $element->{ Name }; |
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154
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52030
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100
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108160
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if ( $tagName eq 'error' ) { |
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155
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3
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12
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$self->{ insideError } = 0; |
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156
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} else { |
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157
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52027
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161896
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$self->SUPER::end_element( $element ); |
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158
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} |
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159
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} |
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161
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sub characters { |
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162
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108135
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108135
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1
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8945611
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my ( $self, $characters ) = @_; |
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163
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108135
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100
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240045
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if ( $self->{ insideError } ) { |
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164
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3
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13
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$self->{ errorString } .= $characters->{ Data }; |
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165
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} else { |
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166
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108132
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309992
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$self->SUPER::characters( $characters ); |
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167
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} |
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168
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} |
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169
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170
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1; |