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<span class="siteSubtitle">Run on Tue May 4 15:25:55 2010<br />Reported on Tue May 4 15:26:05 2010</span>
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<table>
<tr>
<td class="h" align="right">File</td>
<td align="left">/usr/local/lib/perl5/site_perl/5.10.1/LWP/Protocol.pm</td>
</tr>
<tr>
<td class="h" align="right">Statements Executed</td>
<td align="left">150</td>
</tr>
<tr>
<td class="h" align="right">Statement Execution Time</td>
<td align="left">2.64ms</td>
</tr>
</table>
<table id="subs_table" border="1" cellpadding="0" class="tablesorter">
<caption>Subroutines — ordered by exclusive time</caption>
<thead>
<tr>
<th>Calls</th>
<th><span title="Number of Places sub is called from">P</span></th>
<th><span title="Number of Files sub is called from">F</span></th>
<th>Exclusive<br />Time</th>
<th>Inclusive<br />Time</th>
<th>Subroutine</th>
</tr>
</thead>
<tbody>
<tr><td class="c0">3</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.7%">7.91ms</span></td><td class="c0"><span title="1.6%">17.1ms</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::implementor</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#46">implementor</a></span></td></tr>
<tr><td class="c0">3</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">303µs</span></td><td class="c0"><span title="0.3%">2.84ms</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::collect</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#94">collect</a></span></td></tr>
<tr><td class="c0">3</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">56µs</span></td><td class="c0"><span title="1.6%">17.2ms</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::create</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#33">create</a></span></td></tr>
<tr><td class="c0">3</td><td class="c3">1</td><td class="c3">1</td><td class="c1"><span title="0.0%">42µs</span></td><td class="c3"><span title="0.0%">42µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::new</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#17">new</a></span></td></tr>
<tr><td class="c0">4</td><td class="c3">1</td><td class="c3">1</td><td class="c2"><span title="0.0%">31µs</span></td><td class="c0"><span title="0.0%">123µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::__ANON__[:139]</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#136">__ANON__[:139]</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">21µs</span></td><td class="c3"><span title="0.0%">27µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::BEGIN@7</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#7">BEGIN@7</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">15µs</span></td><td class="c3"><span title="0.0%">15µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::BEGIN@10</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#10">BEGIN@10</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">11µs</span></td><td class="c3"><span title="0.0%">36µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::BEGIN@62</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#62">BEGIN@62</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c3"><span title="0.0%">5µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::BEGIN@8</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#8">BEGIN@8</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c3"><span title="0.0%">5µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::BEGIN@9</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#9">BEGIN@9</a></span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c1">2</td><td class="c3"><span title="0.0%">3µs</span></td><td class="c3"><span title="0.0%">3µs</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::CORE:match</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#LWP__Protocol__CORE_match">CORE:match</a> (opcode)</span></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c1">2</td><td class="c3"><span title="0.0%">900ns</span></td><td class="c3"><span title="0.0%">900ns</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::CORE:subst</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#LWP__Protocol__CORE_subst">CORE:subst</a> (opcode)</span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::__ANON__[:111]</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#108">__ANON__[:111]</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::__ANON__[:117]</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#114">__ANON__[:117]</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::__ANON__[:125]</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#122">__ANON__[:125]</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::__ANON__[:186]</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#183">__ANON__[:186]</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::collect_once</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#179">collect_once</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::max_size</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#90">max_size</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::request</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#82">request</a></span></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">LWP::Protocol::::timeout</span>LWP::Protocol::<a href="LWP-Protocol-pm-sub.html#89">timeout</a></span></td></tr>
</tbody>
</table>
Call graph for these subroutines as a <a href="http://en.wikipedia.org/wiki/Graphviz">Graphviz</a> <a href="usr-local-lib-perl5-site_perl-5-10-1-LWP-Protocol-pm.dot">dot language file</a>.
<table border="1" cellpadding="0">
<thead>
<tr><th>Line</th>
<th><span title="Number of statements executed">State<br />ments</span></th>
<th><span title="Time spend executing statements on the line,
excluding time spent executing statements in any called subroutines">Time<br />on line</span></th>
<th><span title="Number of subroutines calls">Calls</span></th>
<th><span title="Time spent in subroutines called">Time<br />in subs</span></th>
<th class="left_indent_header">Code</th>
</tr>
</thead>
<tbody>
<tr><td class="h"><a name="1"></a>1</td><td></td><td></td><td></td><td></td><td class="s">package LWP::Protocol;</td></tr>
<tr><td class="h"><a name="2"></a>2</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="3"></a>3</td><td class="c3">1</td><td class="c0"><span title="Avg 169µs">169µs</span></td><td></td><td></td><td class="s">require LWP::MemberMixin;</td></tr>
<tr><td class="h"><a name="4"></a>4</td><td class="c3">1</td><td class="c3"><span title="Avg 8µs">8µs</span></td><td></td><td></td><td class="s">@ISA = qw(LWP::MemberMixin);</td></tr>
<tr><td class="h"><a name="5"></a>5</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">$VERSION = "5.829";</td></tr>
<tr><td class="h"><a name="6"></a>6</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="7"></a>7</td><td class="c3">3</td><td class="c3"><span title="Avg 11µs">34µs</span></td><td class="c3">2</td><td class="c3">34µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 27µs (21+7) within LWP::Protocol::BEGIN@7 which was called
# once (21µs+7µs) by LWP::UserAgent::BEGIN@15 at <a href="LWP-Protocol-pm-sub.html#7">line 7</a></div></div>use strict;<div class="calls"><div class="calls_out"># spent 27µs making 1 call to <a href="LWP-Protocol-pm-sub.html#7">LWP::Protocol::BEGIN@7</a>
# spent 7µs making 1 call to <a href="strict-pm-sub.html#34">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="8"></a>8</td><td class="c3">3</td><td class="c3"><span title="Avg 10µs">29µs</span></td><td class="c3">1</td><td class="c3">5µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 5µs within LWP::Protocol::BEGIN@8 which was called
# once (5µs+0s) by LWP::UserAgent::BEGIN@15 at <a href="LWP-Protocol-pm-sub.html#8">line 8</a></div></div>use Carp ();<div class="calls"><div class="calls_out"># spent 5µs making 1 call to <a href="LWP-Protocol-pm-sub.html#8">LWP::Protocol::BEGIN@8</a></div></div></td></tr>
<tr><td class="h"><a name="9"></a>9</td><td class="c3">3</td><td class="c3"><span title="Avg 10µs">29µs</span></td><td class="c3">1</td><td class="c3">5µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 5µs within LWP::Protocol::BEGIN@9 which was called
# once (5µs+0s) by LWP::UserAgent::BEGIN@15 at <a href="LWP-Protocol-pm-sub.html#9">line 9</a></div></div>use HTTP::Status ();<div class="calls"><div class="calls_out"># spent 5µs making 1 call to <a href="LWP-Protocol-pm-sub.html#9">LWP::Protocol::BEGIN@9</a></div></div></td></tr>
<tr><td class="h"><a name="10"></a>10</td><td class="c3">3</td><td class="c0"><span title="Avg 104µs">311µs</span></td><td class="c3">1</td><td class="c3">15µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 15µs within LWP::Protocol::BEGIN@10 which was called
# once (15µs+0s) by LWP::UserAgent::BEGIN@15 at <a href="LWP-Protocol-pm-sub.html#10">line 10</a></div></div>use HTTP::Response;<div class="calls"><div class="calls_out"># spent 15µs making 1 call to <a href="LWP-Protocol-pm-sub.html#10">LWP::Protocol::BEGIN@10</a></div></div></td></tr>
<tr><td class="h"><a name="11"></a>11</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="12"></a>12</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">my %ImplementedBy = (); # scheme => classname</td></tr>
<tr><td class="h"><a name="13"></a>13</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="14"></a>14</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="15"></a>15</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="16"></a>16</td><td></td><td></td><td></td><td></td><td class="s">sub new</td></tr>
<tr><td class="h"><a name="17"></a>17</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 42µs within LWP::Protocol::new which was called 3 times, avg 14µs/call:
# 3 times (42µs+0s) by LWP::Protocol::create at <a href="LWP-Protocol-pm-sub.html#39">line 39</a>, avg 14µs/call</div></div>{</td></tr>
<tr><td class="h"><a name="18"></a>18</td><td class="c0">9</td><td class="c3"><span title="Avg 5µs">42µs</span></td><td></td><td></td><td class="s"> my($class, $scheme, $ua) = @_;</td></tr>
<tr><td class="h"><a name="19"></a>19</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="20"></a>20</td><td></td><td></td><td></td><td></td><td class="s"> my $self = bless {</td></tr>
<tr><td class="h"><a name="21"></a>21</td><td></td><td></td><td></td><td></td><td class="s"> scheme => $scheme,</td></tr>
<tr><td class="h"><a name="22"></a>22</td><td></td><td></td><td></td><td></td><td class="s"> ua => $ua,</td></tr>
<tr><td class="h"><a name="23"></a>23</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="24"></a>24</td><td></td><td></td><td></td><td></td><td class="s"> # historical/redundant</td></tr>
<tr><td class="h"><a name="25"></a>25</td><td></td><td></td><td></td><td></td><td class="s"> max_size => $ua->{max_size},</td></tr>
<tr><td class="h"><a name="26"></a>26</td><td></td><td></td><td></td><td></td><td class="s"> }, $class;</td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="28"></a>28</td><td></td><td></td><td></td><td></td><td class="s"> $self;</td></tr>
<tr><td class="h"><a name="29"></a>29</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="30"></a>30</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="31"></a>31</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="32"></a>32</td><td></td><td></td><td></td><td></td><td class="s">sub create</td></tr>
<tr><td class="h"><a name="33"></a>33</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 17.2ms (56µs+17.1) within LWP::Protocol::create which was called 3 times, avg 5.73ms/call:
# 3 times (56µs+17.1ms) by LWP::UserAgent::send_request at <a href="LWP-UserAgent-pm-sub.html#159">line 159 of LWP/UserAgent.pm</a>, avg 5.73ms/call</div></div>{</td></tr>
<tr><td class="h"><a name="34"></a>34</td><td class="c0">12</td><td class="c3"><span title="Avg 4µs">48µs</span></td><td></td><td></td><td class="s"> my($scheme, $ua) = @_;</td></tr>
<tr><td class="h"><a name="35"></a>35</td><td></td><td></td><td></td><td></td><td class="s"> my $impclass = LWP::Protocol::implementor($scheme) or<div class="calls"><div class="calls_out"> # spent 17.1ms making 3 calls to <a href="LWP-Protocol-pm-sub.html#46">LWP::Protocol::implementor</a>, avg 5.70ms/call</div></div></td></tr>
<tr><td class="h"><a name="36"></a>36</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak("Protocol scheme '$scheme' is not supported");</td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s"> # hand-off to scheme specific implementation sub-class</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s"> my $protocol = $impclass->new($scheme, $ua);<div class="calls"><div class="calls_out"> # spent 42µs making 3 calls to <a href="LWP-Protocol-pm-sub.html#17">LWP::Protocol::new</a>, avg 14µs/call</div></div></td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="41"></a>41</td><td></td><td></td><td></td><td></td><td class="s"> return $protocol;</td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="43"></a>43</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="44"></a>44</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="45"></a>45</td><td></td><td></td><td></td><td></td><td class="s">sub implementor</td></tr>
<tr><td class="h"><a name="46"></a>46</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 17.1ms (7.91+9.19) within LWP::Protocol::implementor which was called 3 times, avg 5.70ms/call:
# 3 times (7.91ms+9.19ms) by LWP::Protocol::create at <a href="LWP-Protocol-pm-sub.html#35">line 35</a>, avg 5.70ms/call</div></div>{</td></tr>
<tr><td class="h"><a name="47"></a>47</td><td class="c0">22</td><td class="c1"><span title="Avg 4µs">87µs</span></td><td></td><td></td><td class="s"> my($scheme, $impclass) = @_;</td></tr>
<tr><td class="h"><a name="48"></a>48</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="49"></a>49</td><td></td><td></td><td></td><td></td><td class="s"> if ($impclass) {</td></tr>
<tr><td class="h"><a name="50"></a>50</td><td></td><td></td><td></td><td></td><td class="s"> $ImplementedBy{$scheme} = $impclass;</td></tr>
<tr><td class="h"><a name="51"></a>51</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="52"></a>52</td><td></td><td></td><td></td><td></td><td class="s"> my $ic = $ImplementedBy{$scheme};</td></tr>
<tr><td class="h"><a name="53"></a>53</td><td></td><td></td><td></td><td></td><td class="s"> return $ic if $ic;</td></tr>
<tr><td class="h"><a name="54"></a>54</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="55"></a>55</td><td></td><td></td><td></td><td></td><td class="s"> return '' unless $scheme =~ /^([.+\-\w]+)$/; # check valid URL schemes<div class="calls"><div class="calls_out"> # spent 3µs making 1 call to <a href="LWP-Protocol-pm-sub.html#LWP__Protocol__CORE_match">LWP::Protocol::CORE:match</a></div></div></td></tr>
<tr><td class="h"><a name="56"></a>56</td><td></td><td></td><td></td><td></td><td class="s"> $scheme = $1; # untaint</td></tr>
<tr><td class="h"><a name="57"></a>57</td><td></td><td></td><td></td><td></td><td class="s"> $scheme =~ s/[.+\-]/_/g; # make it a legal module name<div class="calls"><div class="calls_out"> # spent 900ns making 1 call to <a href="LWP-Protocol-pm-sub.html#LWP__Protocol__CORE_subst">LWP::Protocol::CORE:subst</a></div></div></td></tr>
<tr><td class="h"><a name="58"></a>58</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="59"></a>59</td><td></td><td></td><td></td><td></td><td class="s"> # scheme not yet known, look for a 'use'd implementation</td></tr>
<tr><td class="h"><a name="60"></a>60</td><td></td><td></td><td></td><td></td><td class="s"> $ic = "LWP::Protocol::$scheme"; # default location</td></tr>
<tr><td class="h"><a name="61"></a>61</td><td></td><td></td><td></td><td></td><td class="s"> $ic = "LWP::Protocol::nntp" if $scheme eq 'news'; #XXX ugly hack</td></tr>
<tr><td class="h"><a name="62"></a>62</td><td class="c3">3</td><td class="c0"><span title="Avg 484µs">1.45ms</span></td><td class="c3">2</td><td class="c2">62µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 36µs (11+25) within LWP::Protocol::BEGIN@62 which was called
# once (11µs+25µs) by LWP::UserAgent::BEGIN@15 at <a href="LWP-Protocol-pm-sub.html#62">line 62</a></div></div> no strict 'refs';<div class="calls"><div class="calls_out"> # spent 36µs making 1 call to <a href="LWP-Protocol-pm-sub.html#62">LWP::Protocol::BEGIN@62</a>
# spent 25µs making 1 call to <a href="strict-pm-sub.html#39">strict::unimport</a></div></div></td></tr>
<tr><td class="h"><a name="63"></a>63</td><td></td><td></td><td></td><td></td><td class="s"> # check we actually have one for the scheme:</td></tr>
<tr><td class="h"><a name="64"></a>64</td><td></td><td></td><td></td><td></td><td class="s"> unless (@{"${ic}::ISA"}) {</td></tr>
<tr><td class="h"><a name="65"></a>65</td><td></td><td></td><td></td><td></td><td class="s"> # try to autoload it</td></tr>
<tr><td class="h"><a name="66"></a>66</td><td class="c3">1</td><td class="c0"><span title="Avg 149µs">149µs</span></td><td></td><td></td><td class="s"> eval "require $ic";</td></tr>
<tr><td class="h"><a name="67"></a>67</td><td></td><td></td><td></td><td></td><td class="s"> if ($@) {</td></tr>
<tr><td class="h"><a name="68"></a>68</td><td></td><td></td><td></td><td></td><td class="s"> if ($@ =~ /Can't locate/) { #' #emacs get confused by '</td></tr>
<tr><td class="h"><a name="69"></a>69</td><td></td><td></td><td></td><td></td><td class="s"> $ic = '';</td></tr>
<tr><td class="h"><a name="70"></a>70</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="71"></a>71</td><td></td><td></td><td></td><td></td><td class="s"> else {</td></tr>
<tr><td class="h"><a name="72"></a>72</td><td></td><td></td><td></td><td></td><td class="s"> die "$@\n";</td></tr>
<tr><td class="h"><a name="73"></a>73</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="74"></a>74</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="75"></a>75</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="76"></a>76</td><td></td><td></td><td></td><td></td><td class="s"> $ImplementedBy{$scheme} = $ic if $ic;</td></tr>
<tr><td class="h"><a name="77"></a>77</td><td></td><td></td><td></td><td></td><td class="s"> $ic;</td></tr>
<tr><td class="h"><a name="78"></a>78</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="79"></a>79</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="80"></a>80</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="81"></a>81</td><td></td><td></td><td></td><td></td><td class="s">sub request</td></tr>
<tr><td class="h"><a name="82"></a>82</td><td></td><td></td><td></td><td></td><td class="s">{</td></tr>
<tr><td class="h"><a name="83"></a>83</td><td></td><td></td><td></td><td></td><td class="s"> my($self, $request, $proxy, $arg, $size, $timeout) = @_;</td></tr>
<tr><td class="h"><a name="84"></a>84</td><td></td><td></td><td></td><td></td><td class="s"> Carp::croak('LWP::Protocol::request() needs to be overridden in subclasses');</td></tr>
<tr><td class="h"><a name="85"></a>85</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="86"></a>86</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="87"></a>87</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="88"></a>88</td><td></td><td></td><td></td><td></td><td class="s"># legacy</td></tr>
<tr><td class="h"><a name="89"></a>89</td><td></td><td></td><td></td><td></td><td class="s">sub timeout { shift->_elem('timeout', @_); }</td></tr>
<tr><td class="h"><a name="90"></a>90</td><td></td><td></td><td></td><td></td><td class="s">sub max_size { shift->_elem('max_size', @_); }</td></tr>
<tr><td class="h"><a name="91"></a>91</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="92"></a>92</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="93"></a>93</td><td></td><td></td><td></td><td></td><td class="s">sub collect</td></tr>
<tr><td class="h"><a name="94"></a>94</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 2.84ms (303µs+2.53) within LWP::Protocol::collect which was called 3 times, avg 945µs/call:
# 3 times (303µs+2.53ms) by LWP::Protocol::http::request at <a href="LWP-Protocol-http-pm-sub.html#394">line 394 of LWP/Protocol/http.pm</a>, avg 945µs/call</div></div>{</td></tr>
<tr><td class="h"><a name="95"></a>95</td><td class="c0">78</td><td class="c0"><span title="Avg 3µs">241µs</span></td><td></td><td></td><td class="s"> my ($self, $arg, $response, $collector) = @_;</td></tr>
<tr><td class="h"><a name="96"></a>96</td><td></td><td></td><td></td><td></td><td class="s"> my $content;</td></tr>
<tr><td class="h"><a name="97"></a>97</td><td></td><td></td><td></td><td></td><td class="s"> my($ua, $max_size) = @{$self}{qw(ua max_size)};</td></tr>
<tr><td class="h"><a name="98"></a>98</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="99"></a>99</td><td></td><td></td><td></td><td></td><td class="s"> eval {</td></tr>
<tr><td class="h"><a name="100"></a>100</td><td></td><td></td><td></td><td></td><td class="s"> local $\; # protect the print below from surprises</td></tr>
<tr><td class="h"><a name="101"></a>101</td><td></td><td></td><td></td><td></td><td class="s"> if (!defined($arg) || !$response->is_success) {</td></tr>
<tr><td class="h"><a name="102"></a>102</td><td></td><td></td><td></td><td></td><td class="s"> $response->{default_add_content} = 1;</td></tr>
<tr><td class="h"><a name="103"></a>103</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="104"></a>104</td><td></td><td></td><td></td><td></td><td class="s"> elsif (!ref($arg) && length($arg)) {</td></tr>
<tr><td class="h"><a name="105"></a>105</td><td></td><td></td><td></td><td></td><td class="s"> open(my $fh, ">", $arg) or die "Can't write to '$arg': $!";</td></tr>
<tr><td class="h"><a name="106"></a>106</td><td></td><td></td><td></td><td></td><td class="s"> binmode($fh);</td></tr>
<tr><td class="h"><a name="107"></a>107</td><td></td><td></td><td></td><td></td><td class="s"> push(@{$response->{handlers}{response_data}}, {</td></tr>
<tr><td class="h"><a name="108"></a>108</td><td></td><td></td><td></td><td></td><td class="s"> callback => sub {</td></tr>
<tr><td class="h"><a name="109"></a>109</td><td></td><td></td><td></td><td></td><td class="s"> print $fh $_[3] or die "Can't write to '$arg': $!";</td></tr>
<tr><td class="h"><a name="110"></a>110</td><td></td><td></td><td></td><td></td><td class="s"> 1;</td></tr>
<tr><td class="h"><a name="111"></a>111</td><td></td><td></td><td></td><td></td><td class="s"> },</td></tr>
<tr><td class="h"><a name="112"></a>112</td><td></td><td></td><td></td><td></td><td class="s"> });</td></tr>
<tr><td class="h"><a name="113"></a>113</td><td></td><td></td><td></td><td></td><td class="s"> push(@{$response->{handlers}{response_done}}, {</td></tr>
<tr><td class="h"><a name="114"></a>114</td><td></td><td></td><td></td><td></td><td class="s"> callback => sub {</td></tr>
<tr><td class="h"><a name="115"></a>115</td><td></td><td></td><td></td><td></td><td class="s"> close($fh) or die "Can't write to '$arg': $!";</td></tr>
<tr><td class="h"><a name="116"></a>116</td><td></td><td></td><td></td><td></td><td class="s"> undef($fh);</td></tr>
<tr><td class="h"><a name="117"></a>117</td><td></td><td></td><td></td><td></td><td class="s"> },</td></tr>
<tr><td class="h"><a name="118"></a>118</td><td></td><td></td><td></td><td></td><td class="s"> });</td></tr>
<tr><td class="h"><a name="119"></a>119</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="120"></a>120</td><td></td><td></td><td></td><td></td><td class="s"> elsif (ref($arg) eq 'CODE') {</td></tr>
<tr><td class="h"><a name="121"></a>121</td><td></td><td></td><td></td><td></td><td class="s"> push(@{$response->{handlers}{response_data}}, {</td></tr>
<tr><td class="h"><a name="122"></a>122</td><td></td><td></td><td></td><td></td><td class="s"> callback => sub {</td></tr>
<tr><td class="h"><a name="123"></a>123</td><td></td><td></td><td></td><td></td><td class="s"> &$arg($_[3], $_[0], $self);</td></tr>
<tr><td class="h"><a name="124"></a>124</td><td></td><td></td><td></td><td></td><td class="s"> 1;</td></tr>
<tr><td class="h"><a name="125"></a>125</td><td></td><td></td><td></td><td></td><td class="s"> },</td></tr>
<tr><td class="h"><a name="126"></a>126</td><td></td><td></td><td></td><td></td><td class="s"> });</td></tr>
<tr><td class="h"><a name="127"></a>127</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="128"></a>128</td><td></td><td></td><td></td><td></td><td class="s"> else {</td></tr>
<tr><td class="h"><a name="129"></a>129</td><td></td><td></td><td></td><td></td><td class="s"> die "Unexpected collect argument '$arg'";</td></tr>
<tr><td class="h"><a name="130"></a>130</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="131"></a>131</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="132"></a>132</td><td></td><td></td><td></td><td></td><td class="s"> $ua->run_handlers("response_header", $response);<div class="calls"><div class="calls_out"> # spent 1.50ms making 3 calls to <a href="LWP-UserAgent-pm-sub.html#768">LWP::UserAgent::run_handlers</a>, avg 501µs/call</div></div></td></tr>
<tr><td class="h"><a name="133"></a>133</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="134"></a>134</td><td></td><td></td><td></td><td></td><td class="s"> if (delete $response->{default_add_content}) {</td></tr>
<tr><td class="h"><a name="135"></a>135</td><td></td><td></td><td></td><td></td><td class="s"> push(@{$response->{handlers}{response_data}}, {</td></tr>
<tr><td class="h"><a name="136"></a>136</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 123µs (31+92) within LWP::Protocol::__ANON__[/usr/local/lib/perl5/site_perl/5.10.1/LWP/Protocol.pm:139] which was called 4 times, avg 31µs/call:
# 4 times (31µs+92µs) by LWP::Protocol::collect at <a href="LWP-Protocol-pm-sub.html#151">line 151</a>, avg 31µs/call</div></div> callback => sub {</td></tr>
<tr><td class="h"><a name="137"></a>137</td><td class="c0">8</td><td class="c3"><span title="Avg 4µs">31µs</span></td><td class="c0">4</td><td class="c0">92µs</td><td class="s"> $_[0]->add_content($_[3]);<div class="calls"><div class="calls_out"> # spent 92µs making 4 calls to <a href="HTTP-Message-pm-sub.html#150">HTTP::Message::add_content</a>, avg 23µs/call</div></div></td></tr>
<tr><td class="h"><a name="138"></a>138</td><td></td><td></td><td></td><td></td><td class="s"> 1;</td></tr>
<tr><td class="h"><a name="139"></a>139</td><td></td><td></td><td></td><td></td><td class="s"> },</td></tr>
<tr><td class="h"><a name="140"></a>140</td><td></td><td></td><td></td><td></td><td class="s"> });</td></tr>
<tr><td class="h"><a name="141"></a>141</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="142"></a>142</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="143"></a>143</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="144"></a>144</td><td></td><td></td><td></td><td></td><td class="s"> my $content_size = 0;</td></tr>
<tr><td class="h"><a name="145"></a>145</td><td></td><td></td><td></td><td></td><td class="s"> my $length = $response->content_length;<div class="calls"><div class="calls_out"> # spent 65µs making 2 calls to <a href="HTTP-Message-pm-sub.html#622">HTTP::Message::__ANON__[HTTP/Message.pm:622]</a>, avg 32µs/call
# spent 22µs making 1 call to <a href="HTTP-Message-pm-sub.html#616">HTTP::Message::AUTOLOAD</a></div></div></td></tr>
<tr><td class="h"><a name="146"></a>146</td><td></td><td></td><td></td><td></td><td class="s"> my %skip_h;</td></tr>
<tr><td class="h"><a name="147"></a>147</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="148"></a>148</td><td></td><td></td><td></td><td></td><td class="s"> while ($content = &$collector, length $$content) {<div class="calls"><div class="calls_out"> # spent 288µs making 3 calls to <a href="LWP-Protocol-http-pm-sub.html#380">LWP::Protocol::http::__ANON__[LWP/Protocol/http.pm:394]</a>, avg 96µs/call</div></div></td></tr>
<tr><td class="h"><a name="149"></a>149</td><td></td><td></td><td></td><td></td><td class="s"> for my $h ($ua->handlers("response_data", $response)) {<div class="calls"><div class="calls_out"> # spent 27µs making 4 calls to <a href="LWP-UserAgent-pm-sub.html#756">LWP::UserAgent::handlers</a>, avg 7µs/call</div></div></td></tr>
<tr><td class="h"><a name="150"></a>150</td><td></td><td></td><td></td><td></td><td class="s"> next if $skip_h{$h};</td></tr>
<tr><td class="h"><a name="151"></a>151</td><td></td><td></td><td></td><td></td><td class="s"> unless ($h->{callback}->($response, $ua, $h, $$content)) {<div class="calls"><div class="calls_out"> # spent 123µs making 4 calls to <a href="LWP-Protocol-pm-sub.html#136">LWP::Protocol::__ANON__[LWP/Protocol.pm:139]</a>, avg 31µs/call</div></div></td></tr>
<tr><td class="h"><a name="152"></a>152</td><td></td><td></td><td></td><td></td><td class="s"> # XXX remove from $response->{handlers}{response_data} if present</td></tr>
<tr><td class="h"><a name="153"></a>153</td><td></td><td></td><td></td><td></td><td class="s"> $skip_h{$h}++;</td></tr>
<tr><td class="h"><a name="154"></a>154</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="155"></a>155</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="156"></a>156</td><td></td><td></td><td></td><td></td><td class="s"> $content_size += length($$content);</td></tr>
<tr><td class="h"><a name="157"></a>157</td><td></td><td></td><td></td><td></td><td class="s"> $ua->progress(($length ? ($content_size / $length) : "tick"), $response);<div class="calls"><div class="calls_out"> # spent 18µs making 4 calls to <a href="LWP-UserAgent-pm-sub.html#460">LWP::UserAgent::progress</a>, avg 5µs/call</div></div></td></tr>
<tr><td class="h"><a name="158"></a>158</td><td></td><td></td><td></td><td></td><td class="s"> if (defined($max_size) && $content_size > $max_size) {<div class="calls"><div class="calls_out"> # spent 440µs making 4 calls to <a href="LWP-Protocol-http-pm-sub.html#380">LWP::Protocol::http::__ANON__[LWP/Protocol/http.pm:394]</a>, avg 110µs/call</div></div></td></tr>
<tr><td class="h"><a name="159"></a>159</td><td></td><td></td><td></td><td></td><td class="s"> $response->push_header("Client-Aborted", "max_size");</td></tr>
<tr><td class="h"><a name="160"></a>160</td><td></td><td></td><td></td><td></td><td class="s"> last;</td></tr>
<tr><td class="h"><a name="161"></a>161</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="162"></a>162</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="163"></a>163</td><td></td><td></td><td></td><td></td><td class="s"> };</td></tr>
<tr><td class="h"><a name="164"></a>164</td><td></td><td></td><td></td><td></td><td class="s"> my $err = $@;</td></tr>
<tr><td class="h"><a name="165"></a>165</td><td></td><td></td><td></td><td></td><td class="s"> delete $response->{handlers}{response_data};</td></tr>
<tr><td class="h"><a name="166"></a>166</td><td></td><td></td><td></td><td></td><td class="s"> delete $response->{handlers} unless %{$response->{handlers}};</td></tr>
<tr><td class="h"><a name="167"></a>167</td><td></td><td></td><td></td><td></td><td class="s"> if ($err) {</td></tr>
<tr><td class="h"><a name="168"></a>168</td><td></td><td></td><td></td><td></td><td class="s"> chomp($err);</td></tr>
<tr><td class="h"><a name="169"></a>169</td><td></td><td></td><td></td><td></td><td class="s"> $response->push_header('X-Died' => $err);</td></tr>
<tr><td class="h"><a name="170"></a>170</td><td></td><td></td><td></td><td></td><td class="s"> $response->push_header("Client-Aborted", "die");</td></tr>
<tr><td class="h"><a name="171"></a>171</td><td></td><td></td><td></td><td></td><td class="s"> return $response;</td></tr>
<tr><td class="h"><a name="172"></a>172</td><td></td><td></td><td></td><td></td><td class="s"> }</td></tr>
<tr><td class="h"><a name="173"></a>173</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="174"></a>174</td><td></td><td></td><td></td><td></td><td class="s"> return $response;</td></tr>
<tr><td class="h"><a name="175"></a>175</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="176"></a>176</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="177"></a>177</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="178"></a>178</td><td></td><td></td><td></td><td></td><td class="s">sub collect_once</td></tr>
<tr><td class="h"><a name="179"></a>179</td><td></td><td></td><td></td><td></td><td class="s">{</td></tr>
<tr><td class="h"><a name="180"></a>180</td><td></td><td></td><td></td><td></td><td class="s"> my($self, $arg, $response) = @_;</td></tr>
<tr><td class="h"><a name="181"></a>181</td><td></td><td></td><td></td><td></td><td class="s"> my $content = \ $_[3];</td></tr>
<tr><td class="h"><a name="182"></a>182</td><td></td><td></td><td></td><td></td><td class="s"> my $first = 1;</td></tr>
<tr><td class="h"><a name="183"></a>183</td><td></td><td></td><td></td><td></td><td class="s"> $self->collect($arg, $response, sub {</td></tr>
<tr><td class="h"><a name="184"></a>184</td><td></td><td></td><td></td><td></td><td class="s"> return $content if $first--;</td></tr>
<tr><td class="h"><a name="185"></a>185</td><td></td><td></td><td></td><td></td><td class="s"> return \ "";</td></tr>
<tr><td class="h"><a name="186"></a>186</td><td></td><td></td><td></td><td></td><td class="s"> });</td></tr>
<tr><td class="h"><a name="187"></a>187</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="188"></a>188</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="189"></a>189</td><td class="c3">1</td><td class="c3"><span title="Avg 12µs">12µs</span></td><td></td><td></td><td class="s">1;</td></tr>
<tr><td class="h"><a name="190"></a>190</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="191"></a>191</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="192"></a>192</td><td></td><td></td><td></td><td></td><td class="s">__END__</td></tr>
<tr><td class="h"><a name="193"></a>193</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="194"></a>194</td><td></td><td></td><td></td><td></td><td class="s">=head1 NAME</td></tr>
<tr><td class="h"><a name="195"></a>195</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="196"></a>196</td><td></td><td></td><td></td><td></td><td class="s">LWP::Protocol - Base class for LWP protocols</td></tr>
<tr><td class="h"><a name="197"></a>197</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="198"></a>198</td><td></td><td></td><td></td><td></td><td class="s">=head1 SYNOPSIS</td></tr>
<tr><td class="h"><a name="199"></a>199</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="200"></a>200</td><td></td><td></td><td></td><td></td><td class="s"> package LWP::Protocol::foo;</td></tr>
<tr><td class="h"><a name="201"></a>201</td><td></td><td></td><td></td><td></td><td class="s"> require LWP::Protocol;</td></tr>
<tr><td class="h"><a name="202"></a>202</td><td></td><td></td><td></td><td></td><td class="s"> @ISA=qw(LWP::Protocol);</td></tr>
<tr><td class="h"><a name="203"></a>203</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="204"></a>204</td><td></td><td></td><td></td><td></td><td class="s">=head1 DESCRIPTION</td></tr>
<tr><td class="h"><a name="205"></a>205</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="206"></a>206</td><td></td><td></td><td></td><td></td><td class="s">This class is used a the base class for all protocol implementations</td></tr>
<tr><td class="h"><a name="207"></a>207</td><td></td><td></td><td></td><td></td><td class="s">supported by the LWP library.</td></tr>
<tr><td class="h"><a name="208"></a>208</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="209"></a>209</td><td></td><td></td><td></td><td></td><td class="s">When creating an instance of this class using</td></tr>
<tr><td class="h"><a name="210"></a>210</td><td></td><td></td><td></td><td></td><td class="s">C<LWP::Protocol::create($url)>, and you get an initialised subclass</td></tr>
<tr><td class="h"><a name="211"></a>211</td><td></td><td></td><td></td><td></td><td class="s">appropriate for that access method. In other words, the</td></tr>
<tr><td class="h"><a name="212"></a>212</td><td></td><td></td><td></td><td></td><td class="s">LWP::Protocol::create() function calls the constructor for one of its</td></tr>
<tr><td class="h"><a name="213"></a>213</td><td></td><td></td><td></td><td></td><td class="s">subclasses.</td></tr>
<tr><td class="h"><a name="214"></a>214</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="215"></a>215</td><td></td><td></td><td></td><td></td><td class="s">All derived LWP::Protocol classes need to override the request()</td></tr>
<tr><td class="h"><a name="216"></a>216</td><td></td><td></td><td></td><td></td><td class="s">method which is used to service a request. The overridden method can</td></tr>
<tr><td class="h"><a name="217"></a>217</td><td></td><td></td><td></td><td></td><td class="s">make use of the collect() function to collect together chunks of data</td></tr>
<tr><td class="h"><a name="218"></a>218</td><td></td><td></td><td></td><td></td><td class="s">as it is received.</td></tr>
<tr><td class="h"><a name="219"></a>219</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="220"></a>220</td><td></td><td></td><td></td><td></td><td class="s">The following methods and functions are provided:</td></tr>
<tr><td class="h"><a name="221"></a>221</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="222"></a>222</td><td></td><td></td><td></td><td></td><td class="s">=over 4</td></tr>
<tr><td class="h"><a name="223"></a>223</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="224"></a>224</td><td></td><td></td><td></td><td></td><td class="s">=item $prot = LWP::Protocol->new()</td></tr>
<tr><td class="h"><a name="225"></a>225</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="226"></a>226</td><td></td><td></td><td></td><td></td><td class="s">The LWP::Protocol constructor is inherited by subclasses. As this is a</td></tr>
<tr><td class="h"><a name="227"></a>227</td><td></td><td></td><td></td><td></td><td class="s">virtual base class this method should B<not> be called directly.</td></tr>
<tr><td class="h"><a name="228"></a>228</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="229"></a>229</td><td></td><td></td><td></td><td></td><td class="s">=item $prot = LWP::Protocol::create($scheme)</td></tr>
<tr><td class="h"><a name="230"></a>230</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="231"></a>231</td><td></td><td></td><td></td><td></td><td class="s">Create an object of the class implementing the protocol to handle the</td></tr>
<tr><td class="h"><a name="232"></a>232</td><td></td><td></td><td></td><td></td><td class="s">given scheme. This is a function, not a method. It is more an object</td></tr>
<tr><td class="h"><a name="233"></a>233</td><td></td><td></td><td></td><td></td><td class="s">factory than a constructor. This is the function user agents should</td></tr>
<tr><td class="h"><a name="234"></a>234</td><td></td><td></td><td></td><td></td><td class="s">use to access protocols.</td></tr>
<tr><td class="h"><a name="235"></a>235</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="236"></a>236</td><td></td><td></td><td></td><td></td><td class="s">=item $class = LWP::Protocol::implementor($scheme, [$class])</td></tr>
<tr><td class="h"><a name="237"></a>237</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="238"></a>238</td><td></td><td></td><td></td><td></td><td class="s">Get and/or set implementor class for a scheme. Returns '' if the</td></tr>
<tr><td class="h"><a name="239"></a>239</td><td></td><td></td><td></td><td></td><td class="s">specified scheme is not supported.</td></tr>
<tr><td class="h"><a name="240"></a>240</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="241"></a>241</td><td></td><td></td><td></td><td></td><td class="s">=item $prot->request(...)</td></tr>
<tr><td class="h"><a name="242"></a>242</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="243"></a>243</td><td></td><td></td><td></td><td></td><td class="s"> $response = $protocol->request($request, $proxy, undef);</td></tr>
<tr><td class="h"><a name="244"></a>244</td><td></td><td></td><td></td><td></td><td class="s"> $response = $protocol->request($request, $proxy, '/tmp/sss');</td></tr>
<tr><td class="h"><a name="245"></a>245</td><td></td><td></td><td></td><td></td><td class="s"> $response = $protocol->request($request, $proxy, \&callback, 1024);</td></tr>
<tr><td class="h"><a name="246"></a>246</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="247"></a>247</td><td></td><td></td><td></td><td></td><td class="s">Dispatches a request over the protocol, and returns a response</td></tr>
<tr><td class="h"><a name="248"></a>248</td><td></td><td></td><td></td><td></td><td class="s">object. This method needs to be overridden in subclasses. Refer to</td></tr>
<tr><td class="h"><a name="249"></a>249</td><td></td><td></td><td></td><td></td><td class="s">L<LWP::UserAgent> for description of the arguments.</td></tr>
<tr><td class="h"><a name="250"></a>250</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="251"></a>251</td><td></td><td></td><td></td><td></td><td class="s">=item $prot->collect($arg, $response, $collector)</td></tr>
<tr><td class="h"><a name="252"></a>252</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="253"></a>253</td><td></td><td></td><td></td><td></td><td class="s">Called to collect the content of a request, and process it</td></tr>
<tr><td class="h"><a name="254"></a>254</td><td></td><td></td><td></td><td></td><td class="s">appropriately into a scalar, file, or by calling a callback. If $arg</td></tr>
<tr><td class="h"><a name="255"></a>255</td><td></td><td></td><td></td><td></td><td class="s">is undefined, then the content is stored within the $response. If</td></tr>
<tr><td class="h"><a name="256"></a>256</td><td></td><td></td><td></td><td></td><td class="s">$arg is a simple scalar, then $arg is interpreted as a file name and</td></tr>
<tr><td class="h"><a name="257"></a>257</td><td></td><td></td><td></td><td></td><td class="s">the content is written to this file. If $arg is a reference to a</td></tr>
<tr><td class="h"><a name="258"></a>258</td><td></td><td></td><td></td><td></td><td class="s">routine, then content is passed to this routine.</td></tr>
<tr><td class="h"><a name="259"></a>259</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="260"></a>260</td><td></td><td></td><td></td><td></td><td class="s">The $collector is a routine that will be called and which is</td></tr>
<tr><td class="h"><a name="261"></a>261</td><td></td><td></td><td></td><td></td><td class="s">responsible for returning pieces (as ref to scalar) of the content to</td></tr>
<tr><td class="h"><a name="262"></a>262</td><td></td><td></td><td></td><td></td><td class="s">process. The $collector signals EOF by returning a reference to an</td></tr>
<tr><td class="h"><a name="263"></a>263</td><td></td><td></td><td></td><td></td><td class="s">empty sting.</td></tr>
<tr><td class="h"><a name="264"></a>264</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="265"></a>265</td><td></td><td></td><td></td><td></td><td class="s">The return value from collect() is the $response object reference.</td></tr>
<tr><td class="h"><a name="266"></a>266</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="267"></a>267</td><td></td><td></td><td></td><td></td><td class="s">B<Note:> We will only use the callback or file argument if</td></tr>
<tr><td class="h"><a name="268"></a>268</td><td></td><td></td><td></td><td></td><td class="s">$response->is_success(). This avoids sending content data for</td></tr>
<tr><td class="h"><a name="269"></a>269</td><td></td><td></td><td></td><td></td><td class="s">redirects and authentication responses to the callback which would be</td></tr>
<tr><td class="h"><a name="270"></a>270</td><td></td><td></td><td></td><td></td><td class="s">confusing.</td></tr>
<tr><td class="h"><a name="271"></a>271</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="272"></a>272</td><td></td><td></td><td></td><td></td><td class="s">=item $prot->collect_once($arg, $response, $content)</td></tr>
<tr><td class="h"><a name="273"></a>273</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="274"></a>274</td><td></td><td></td><td></td><td></td><td class="s">Can be called when the whole response content is available as</td></tr>
<tr><td class="h"><a name="275"></a>275</td><td></td><td></td><td></td><td></td><td class="s">$content. This will invoke collect() with a collector callback that</td></tr>
<tr><td class="h"><a name="276"></a>276</td><td></td><td></td><td></td><td></td><td class="s">returns a reference to $content the first time and an empty string the</td></tr>
<tr><td class="h"><a name="277"></a>277</td><td></td><td></td><td></td><td></td><td class="s">next.</td></tr>
<tr><td class="h"><a name="278"></a>278</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="279"></a>279</td><td></td><td></td><td></td><td></td><td class="s">=back</td></tr>
<tr><td class="h"><a name="280"></a>280</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="281"></a>281</td><td></td><td></td><td></td><td></td><td class="s">=head1 SEE ALSO</td></tr>
<tr><td class="h"><a name="282"></a>282</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="283"></a>283</td><td></td><td></td><td></td><td></td><td class="s">Inspect the F<LWP/Protocol/file.pm> and F<LWP/Protocol/http.pm> files</td></tr>
<tr><td class="h"><a name="284"></a>284</td><td></td><td></td><td></td><td></td><td class="s">for examples of usage.</td></tr>
<tr><td class="h"><a name="285"></a>285</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="286"></a>286</td><td></td><td></td><td></td><td></td><td class="s">=head1 COPYRIGHT</td></tr>
<tr><td class="h"><a name="287"></a>287</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="288"></a>288</td><td></td><td></td><td></td><td></td><td class="s">Copyright 1995-2001 Gisle Aas.</td></tr>
<tr><td class="h"><a name="289"></a>289</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="290"></a>290</td><td></td><td></td><td></td><td></td><td class="s">This library is free software; you can redistribute it and/or</td></tr>
<tr><td class="h"><a name="291"></a>291</td><td></td><td></td><td></td><td></td><td class="s">modify it under the same terms as Perl itself.</td></tr>
<tr><td class="h"><a name="LWP__Protocol__CORE_match"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 3µs within LWP::Protocol::CORE:match which was called
# once (3µs+0s) by LWP::Protocol::implementor at <a href="LWP-Protocol-pm-sub.html#55">line 55 of LWP/Protocol.pm</a></div></div>sub LWP::Protocol::CORE:match; # xsub<br /> </td></tr>
<tr><td class="h"><a name="LWP__Protocol__CORE_subst"></a></td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 900ns within LWP::Protocol::CORE:subst which was called
# once (900ns+0s) by LWP::Protocol::implementor at <a href="LWP-Protocol-pm-sub.html#57">line 57 of LWP/Protocol.pm</a></div></div>sub LWP::Protocol::CORE:subst; # xsub<br /> </td></tr>
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