| File | /usr/lib/perl5/XML/LibXML/NodeList.pm |
| Statements Executed | 21 |
| Total Time | 0.0008629 seconds |
| Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
|---|---|---|---|---|---|
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::BEGIN |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::append |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::get_node |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::get_nodelist |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::iterator |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::new |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::new_from_ref |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::pop |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::prepend |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::push |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::shift |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::size |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::string_value |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::to_boolean |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::to_literal |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::to_number |
| 0 | 0 | 0 | 0s | 0s | XML::LibXML::NodeList::unshift |
| Line | Stmts. | Exclusive Time | Avg. | Code |
|---|---|---|---|---|
| 1 | # $Id: NodeList.pm 709 2008-01-29 21:01:32Z pajas $ | |||
| 2 | ||||
| 3 | package XML::LibXML::NodeList; | |||
| 4 | 3 | 28µs | 9µs | use strict; # spent 12µs making 1 call to strict::import |
| 5 | 3 | 108µs | 36µs | use XML::LibXML::Boolean; # spent 8µs making 1 call to import |
| 6 | 3 | 26µs | 9µs | use XML::LibXML::Literal; # spent 9µs making 1 call to import |
| 7 | 3 | 26µs | 9µs | use XML::LibXML::Number; # spent 8µs making 1 call to import |
| 8 | ||||
| 9 | 3 | 57µs | 19µs | use vars qw ($VERSION); # spent 29µs making 1 call to vars::import |
| 10 | 1 | 700ns | 700ns | $VERSION = "1.66"; # VERSION TEMPLATE: DO NOT CHANGE |
| 11 | ||||
| 12 | use overload | |||
| 13 | 1 | 16µs | 16µs | '""' => \&to_literal, # spent 53µs making 1 call to overload::import |
| 14 | 'bool' => \&to_boolean, | |||
| 15 | 2 | 590µs | 295µs | ; |
| 16 | ||||
| 17 | sub new { | |||
| 18 | my $class = shift; | |||
| 19 | bless [@_], $class; | |||
| 20 | } | |||
| 21 | ||||
| 22 | sub new_from_ref { | |||
| 23 | my ($class,$array_ref,$reuse) = @_; | |||
| 24 | return bless $reuse ? $array_ref : [@$array_ref], $class; | |||
| 25 | } | |||
| 26 | ||||
| 27 | sub pop { | |||
| 28 | my $self = CORE::shift; | |||
| 29 | CORE::pop @$self; | |||
| 30 | } | |||
| 31 | ||||
| 32 | sub push { | |||
| 33 | my $self = CORE::shift; | |||
| 34 | CORE::push @$self, @_; | |||
| 35 | } | |||
| 36 | ||||
| 37 | sub append { | |||
| 38 | my $self = CORE::shift; | |||
| 39 | my ($nodelist) = @_; | |||
| 40 | CORE::push @$self, $nodelist->get_nodelist; | |||
| 41 | } | |||
| 42 | ||||
| 43 | sub shift { | |||
| 44 | my $self = CORE::shift; | |||
| 45 | CORE::shift @$self; | |||
| 46 | } | |||
| 47 | ||||
| 48 | sub unshift { | |||
| 49 | my $self = CORE::shift; | |||
| 50 | CORE::unshift @$self, @_; | |||
| 51 | } | |||
| 52 | ||||
| 53 | sub prepend { | |||
| 54 | my $self = CORE::shift; | |||
| 55 | my ($nodelist) = @_; | |||
| 56 | CORE::unshift @$self, $nodelist->get_nodelist; | |||
| 57 | } | |||
| 58 | ||||
| 59 | sub size { | |||
| 60 | my $self = CORE::shift; | |||
| 61 | scalar @$self; | |||
| 62 | } | |||
| 63 | ||||
| 64 | sub get_node { | |||
| 65 | # uses array index starting at 1, not 0 | |||
| 66 | # this is mainly because of XPath. | |||
| 67 | my $self = CORE::shift; | |||
| 68 | my ($pos) = @_; | |||
| 69 | $self->[$pos - 1]; | |||
| 70 | } | |||
| 71 | ||||
| 72 | 1 | 1µs | 1µs | *item = \&get_node; |
| 73 | ||||
| 74 | sub get_nodelist { | |||
| 75 | my $self = CORE::shift; | |||
| 76 | @$self; | |||
| 77 | } | |||
| 78 | ||||
| 79 | sub to_boolean { | |||
| 80 | my $self = CORE::shift; | |||
| 81 | return (@$self > 0) ? XML::LibXML::Boolean->True : XML::LibXML::Boolean->False; | |||
| 82 | } | |||
| 83 | ||||
| 84 | # string-value of a nodelist is the string-value of the first node | |||
| 85 | sub string_value { | |||
| 86 | my $self = CORE::shift; | |||
| 87 | return '' unless @$self; | |||
| 88 | return $self->[0]->string_value; | |||
| 89 | } | |||
| 90 | ||||
| 91 | sub to_literal { | |||
| 92 | my $self = CORE::shift; | |||
| 93 | return XML::LibXML::Literal->new( | |||
| 94 | join('', grep {defined $_} map { $_->string_value } @$self) | |||
| 95 | ); | |||
| 96 | } | |||
| 97 | ||||
| 98 | sub to_number { | |||
| 99 | my $self = CORE::shift; | |||
| 100 | return XML::LibXML::Number->new( | |||
| 101 | $self->to_literal | |||
| 102 | ); | |||
| 103 | } | |||
| 104 | ||||
| 105 | sub iterator { | |||
| 106 | warn "this function is obsolete!\nIt was disabled in version 1.54\n"; | |||
| 107 | return undef; | |||
| 108 | } | |||
| 109 | ||||
| 110 | 1 | 10µs | 10µs | 1; |
| 111 | __END__ | |||
| 112 | ||||
| 113 | =head1 NAME | |||
| 114 | ||||
| 115 | XML::LibXML::NodeList - a list of XML document nodes | |||
| 116 | ||||
| 117 | =head1 DESCRIPTION | |||
| 118 | ||||
| 119 | An XML::LibXML::NodeList object contains an ordered list of nodes, as | |||
| 120 | detailed by the W3C DOM documentation of Node Lists. | |||
| 121 | ||||
| 122 | =head1 SYNOPSIS | |||
| 123 | ||||
| 124 | my $results = $dom->findnodes('//somepath'); | |||
| 125 | foreach my $context ($results->get_nodelist) { | |||
| 126 | my $newresults = $context->findnodes('./other/element'); | |||
| 127 | ... | |||
| 128 | } | |||
| 129 | ||||
| 130 | =head1 API | |||
| 131 | ||||
| 132 | =head2 new() | |||
| 133 | ||||
| 134 | You will almost never have to create a new NodeSet object, as it is all | |||
| 135 | done for you by XPath. | |||
| 136 | ||||
| 137 | =head2 get_nodelist() | |||
| 138 | ||||
| 139 | Returns a list of nodes, the contents of the node list, as a perl list. | |||
| 140 | ||||
| 141 | =head2 string_value() | |||
| 142 | ||||
| 143 | Returns the string-value of the first node in the list. | |||
| 144 | See the XPath specification for what "string-value" means. | |||
| 145 | ||||
| 146 | =head2 to_literal() | |||
| 147 | ||||
| 148 | Returns the concatenation of all the string-values of all | |||
| 149 | the nodes in the list. | |||
| 150 | ||||
| 151 | =head2 get_node($pos) | |||
| 152 | ||||
| 153 | Returns the node at $pos. The node position in XPath is based at 1, not 0. | |||
| 154 | ||||
| 155 | =head2 size() | |||
| 156 | ||||
| 157 | Returns the number of nodes in the NodeSet. | |||
| 158 | ||||
| 159 | =head2 pop() | |||
| 160 | ||||
| 161 | Equivalent to perl's pop function. | |||
| 162 | ||||
| 163 | =head2 push(@nodes) | |||
| 164 | ||||
| 165 | Equivalent to perl's push function. | |||
| 166 | ||||
| 167 | =head2 append($nodelist) | |||
| 168 | ||||
| 169 | Given a nodelist, appends the list of nodes in $nodelist to the end of the | |||
| 170 | current list. | |||
| 171 | ||||
| 172 | =head2 shift() | |||
| 173 | ||||
| 174 | Equivalent to perl's shift function. | |||
| 175 | ||||
| 176 | =head2 unshift(@nodes) | |||
| 177 | ||||
| 178 | Equivalent to perl's unshift function. | |||
| 179 | ||||
| 180 | =head2 prepend($nodeset) | |||
| 181 | ||||
| 182 | Given a nodelist, prepends the list of nodes in $nodelist to the front of | |||
| 183 | the current list. | |||
| 184 | ||||
| 185 | =head2 iterator() | |||
| 186 | ||||
| 187 | Will return a new nodelist iterator for the current nodelist. A | |||
| 188 | nodelist iterator is usefull if more complex nodelist processing is | |||
| 189 | needed. | |||
| 190 | ||||
| 191 | =cut |