%PDF- %PDF-
Direktori : /proc/self/root/proc/self/root/usr/local/share/perl5/XML/SAX/PurePerl/Reader/ |
Current File : //proc/self/root/proc/self/root/usr/local/share/perl5/XML/SAX/PurePerl/Reader/String.pm |
# $Id$ package XML::SAX::PurePerl::Reader::String; use strict; use vars qw(@ISA); use XML::SAX::PurePerl::Reader qw( LINE COLUMN BUFFER ENCODING EOF ); @ISA = ('XML::SAX::PurePerl::Reader'); use constant DISCARDED => 8; use constant STRING => 9; use constant USED => 10; use constant CHUNK_SIZE => 2048; sub new { my $class = shift; my $string = shift; my @parts; @parts[BUFFER, EOF, LINE, COLUMN, DISCARDED, STRING, USED] = ('', 0, 1, 0, 0, $string, 0); return bless \@parts, $class; } sub read_more () { my $self = shift; if ($self->[USED] >= length($self->[STRING])) { $self->[EOF]++; return 0; } my $bytes = CHUNK_SIZE; if ($bytes > (length($self->[STRING]) - $self->[USED])) { $bytes = (length($self->[STRING]) - $self->[USED]); } $self->[BUFFER] .= substr($self->[STRING], $self->[USED], $bytes); $self->[USED] += $bytes; return 1; } sub move_along { my($self, $bytes) = @_; my $discarded = substr($self->[BUFFER], 0, $bytes, ''); $self->[DISCARDED] += length($discarded); # Wish I could skip this lot - tells us where we are in the file my $lines = $discarded =~ tr/\n//; $self->[LINE] += $lines; if ($lines) { $discarded =~ /\n([^\n]*)$/; $self->[COLUMN] = length($1); } else { $self->[COLUMN] += $_[0]; } } sub set_encoding { my $self = shift; my ($encoding) = @_; XML::SAX::PurePerl::Reader::switch_encoding_string($self->[BUFFER], $encoding, "utf-8"); $self->[ENCODING] = $encoding; } sub bytepos { my $self = shift; $self->[DISCARDED]; } 1;