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package Eve::Json; |
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16680
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use parent qw(Eve::Class); |
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use strict; |
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302
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use warnings; |
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1278
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use JSON::XS; |
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3993
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use Eve::Exception; |
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3029
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=head1 NAME |
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B - a JSON converter adapter. |
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=head1 SYNOPSIS |
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use Eve::Json; |
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my $json = Eve::Json->new(); |
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my $json_string = $json->encode(reference => $reference); |
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my $decoded_reference = $json->decode(string => $json_string); |
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=head1 DESCRIPTION |
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The B class adapts the functionality of the JSON::XS |
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module to provide JSON encoding and decoding features service. |
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=head1 METHODS |
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=head2 B |
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=cut |
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sub init { |
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my $self = shift; |
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4
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$self->{'json'} = JSON::XS->new()->pretty(1); |
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4
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$self->json->utf8(); |
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} |
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=head2 B |
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46
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Encodes a reference and returns its JSON string representation. |
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48
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=head3 Arguments |
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50
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=over 4 |
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52
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=item C |
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54
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=back |
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=cut |
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58
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sub encode { |
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1
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1629
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my ($self, %arg_hash) = @_; |
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4
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Eve::Support::arguments(\%arg_hash, my $reference); |
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my $result; |
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eval { |
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$result = $self->{'json'}->encode($reference); |
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}; |
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67
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4
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2250
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my $e; |
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68
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4
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100
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23
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if ($e = Eve::Exception::Die->caught()) { |
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50
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69
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1
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299
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Eve::Error::Value->throw(message => $e->message); |
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} elsif ($e = Exception::Class::Base->caught()) { |
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0
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0
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$e->rethrow(); |
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72
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} |
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73
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74
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3
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110
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return $result; |
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75
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} |
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76
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77
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=head2 B |
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78
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79
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Decodes a JSON string and returns a reference to its decoded contents. |
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80
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81
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=head3 Arguments |
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82
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83
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=over 4 |
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84
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85
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=item C |
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86
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87
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=back |
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89
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=cut |
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91
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sub decode { |
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4
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4
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1
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3959
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my ($self, %arg_hash) = @_; |
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93
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4
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17
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Eve::Support::arguments(\%arg_hash, my $string); |
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94
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95
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4
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42
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my $result; |
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96
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4
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6
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eval { |
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97
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4
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65
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$result = $self->{'json'}->decode($string); |
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98
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}; |
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99
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100
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4
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2287
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my $e; |
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101
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4
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100
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35
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if ($e = Eve::Exception::Die->caught()) { |
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50
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102
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1
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269
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Eve::Error::Value->throw(message => $e->message); |
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103
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} elsif ($e = Exception::Class::Base->caught()) { |
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0
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0
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$e->rethrow(); |
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105
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} |
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106
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107
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3
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105
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return $result; |
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108
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} |
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109
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110
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=head1 SEE ALSO |
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111
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112
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=over 4 |
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113
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114
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=item C |
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115
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116
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=item C |
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118
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=back |
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120
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=head1 LICENSE AND COPYRIGHT |
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121
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122
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Copyright 2012 Igor Zinovyev. |
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124
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This program is free software; you can redistribute it and/or modify it |
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125
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under the terms of either: the GNU General Public License as published |
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126
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by the Free Software Foundation; or the Artistic License. |
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127
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128
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See http://dev.perl.org/licenses/ for more information. |
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130
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131
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=head1 AUTHOR |
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132
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133
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=over 4 |
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135
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=item L |
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136
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137
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=back |
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138
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139
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=cut |
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140
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141
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1; |