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407
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1 use strict;
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2 package IMPL::SQL::Schema::Column;
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3
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4 use IMPL::lang qw( :DEFAULT :compare :hash );
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5 use IMPL::Exception();
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6 use IMPL::Const qw(:prop);
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7 use IMPL::declare {
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8 require => {
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9 SchemaType => '-IMPL::SQL::Schema::Type'
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10 },
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11 base => [
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12 'IMPL::Object' => undef,
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13 'IMPL::Object::Autofill' => '@_'
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14 ],
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15 props => [
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16 name => PROP_RO | PROP_DIRECT,
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17 type => PROP_RO | PROP_DIRECT,
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18 isNullable => PROP_RO | PROP_DIRECT,
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19 defaultValue => PROP_RO | PROP_DIRECT,
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20 tag => PROP_RO | PROP_DIRECT
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21 ]
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22 };
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23
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24 sub CTOR {
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25 my $this = shift;
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26
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27 $this->{$name} or
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28 die new IMPL::InvalidArgumentException('A column name is required');
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29
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30 $this->{$isNullable} ||= 0; # if not exists $this->{$isNullable};
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31
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32 is( $this->{$type}, SchemaType) or
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33 die new IMPL::InvalidArgumentException('a type is required for the column',$this->{$name});
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34 }
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35
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36 sub SameValue {
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37 my ($this,$other) = @_;
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38
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39 return (
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40 $this->{$name} eq $other->{$name}
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41 and $this->{$isNullable} == $other->{$isNullable}
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42 and equals_s($this->{$defaultValue}, $other->{$defaultValue})
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43 and $this->{$type}->SameValue($other->{$type})
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44 );
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45 }
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46
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47 sub SetType {
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48 my ($this,$newType) = @_;
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49
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50 $this->{$type} = $newType;
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51 }
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52
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53 sub SetDefaultValue {
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54 my ($this,$value) = @_;
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55
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56 $this->{$defaultValue} = $value;
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57 }
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58
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59 sub SetNullable {
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60 my ($this, $value) = @_;
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61
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62 $this->{$isNullable} = $value;
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63 }
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64
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65 sub SetOptions {
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66 my ($this,$diff) = @_;
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67
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68 return unless ref $diff eq 'HASH';
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69
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70 $this->tag({}) unless $this->tag;
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71
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72 hashApply($this->tag,$diff);
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73 }
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74
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75 1;
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