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92
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1 package IMPL::Config::Resolve;
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93
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2 use strict;
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3 use base qw(IMPL::Object IMPL::Object::Serializable);
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92
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4
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5 use IMPL::Class::Property;
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6 use IMPL::Exception;
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7
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8 BEGIN {
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93
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9 public property path => prop_all|prop_list;
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92
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10 }
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11
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12 __PACKAGE__->PassThroughArgs;
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13
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14 sub CTOR {
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93
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15 my $this = shift;
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16
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17 my $list = $this->path;
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92
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18
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93
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19 while(my $name = shift ) {
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20 my $args = shift;
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21 $list->Append({ method => $name, (defined $args ? (args => $args) : ()) });
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22 }
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23
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24 die new IMPL::InvalidArgumentException("The argument is mandatory","path") unless $this->path->Count;
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92
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25 }
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26
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27 sub Invoke {
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93
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28 my ($this,$target,$default) = @_;
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92
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29
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93
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30 my $result = $target;
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31 $result = $this->_InvokeMember($result,$_) || return $default foreach $this->path;
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32
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33 return $result;
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92
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34 }
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35
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36 sub _InvokeMember {
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37 my ($self,$object,$member) = @_;
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38
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93
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39 my $method = $member->{method};
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40
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92
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41 local $@;
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93
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42 return eval {
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43 ref $object eq 'HASH' ?
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44 $object->{$method}
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45 :
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46 $object->$method(
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47 exists $member->{args} ?
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48 _as_list($member->{args})
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49 :
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50 ()
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51 )
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52 };
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53 }
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54
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55 sub save {
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56 my ($this,$ctx) = @_;
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57
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58 $ctx->AddVar($_->{method},$_->{args}) foreach $this->path;
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92
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59 }
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60
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61 sub _as_list {
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62 ref $_[0] ?
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63 (ref $_[0] eq 'HASH' ?
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64 %{$_[0]}
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65 :
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66 (ref $_[0] eq 'ARRAY'?
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67 @{$_[0]}
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68 :
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69 $_[0]
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70 )
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71 )
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72 :
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73 ($_[0]);
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74 }
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75
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76 1;
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