annotate Lib/IMPL/Object/List.pm @ 166:4267a2ac3d46

Added Class::Template, Rewritten SQL::Schema 'use parent' directive instead of 'use base'
author wizard
date Sat, 23 Apr 2011 23:12:06 +0400
parents 6ce1f052b90a
children 1f7a6d762394
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 package IMPL::Object::List;
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2 use strict;
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3 use warnings;
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4
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5 use parent qw(IMPL::Object::ArrayObject);
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6 use IMPL::Exception;
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7
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8 sub as_list {
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9 return wantarray ? @{$_[0]} : $_[0];
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10 }
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11
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12 sub CTOR {
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13 my ($this,$data) = @_;
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14
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15 if ($data) {
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16 die new IMPL::InvalidArgumentException("The parameter should be a reference to an array") unless UNIVERSAL::isa($data,"ARRAY");
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17 @$this = @$data;
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18 }
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19 }
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20
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21 sub Append {
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22 push @{$_[0]}, @_[1 .. $#_];
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23 }
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24
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25 sub AddLast {
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26 push @{$_[0]}, @_[1 .. $#_];
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27 }
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28
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29 sub RemoveLast {
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30 return pop @{$_[0]};
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31 }
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32
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33 sub AddFirst {
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34 return unshift @{$_[0]}, $_[1];
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35 }
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36
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37 sub RemoveFirst {
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38 return shift @{$_[0]};
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39 }
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40
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41 sub Count {
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42 return scalar @{$_[0]};
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43 }
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44
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45 sub InsertAt {
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46 my ($this,$index,@val) = @_;
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47
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48 splice @$this,($index||0),0,@val;
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49 }
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50
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51 sub RemoveAt {
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52 my ($this,$index,$count) = @_;
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53
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54 $count ||= 1;
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55
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56 return splice @$this,$index,$count;
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57 }
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58
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59 sub RemoveItem {
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60 my ($this,$item) = @_;
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61
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62 @$this = grep $_ != $item, @$this;
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63
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64 return $this;
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65 }
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66
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67 sub RemoveItemStr {
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68 my ($this,$item) = @_;
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69
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70 @$this = grep $_ ne $item, @$this;
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71
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72 return $this;
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73 }
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75 sub FindItem {
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76 my ($this,$item) = @_;
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77
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78 for (my $i = 0; $i < @$this; $i++ ) {
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79 return $i if $this->[$i] == $item
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80 }
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81 return undef;
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82 }
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83
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84 sub FindItemStr {
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85 my ($this,$item) = @_;
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86
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87 for (my $i = 0; $i < @$this; $i++ ) {
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88 return $i if $this->[$i] eq $item
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89 }
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90 return undef;
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91 }
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93 sub save {
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94 my ($this,$ctx) = @_;
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95
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96 $ctx->AddVar( item => $_ ) foreach @$this;
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97 }
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98
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99 sub restore {
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100 my ($class,$data,$surrogate) = @_;
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101
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102 my $i = 0;
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103
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104 if ($surrogate) {
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105 @$surrogate = grep { ($i++)%2 } @$data;
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106 } else {
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107 $surrogate = $class->new([grep { ($i++)%2 } @$data]);
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108 }
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109
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110 return $surrogate;
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111 }
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112
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113 1;