File: C:/Ruby27-x64/share/doc/ruby/html/REXML/Parsers/SAX2Parser.html
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<h1 id="class-REXML::Parsers::SAX2Parser" class="class">
class REXML::Parsers::SAX2Parser
</h1>
<section class="description">
<p><a href="SAX2Parser.html"><code>SAX2Parser</code></a></p>
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-new" class="method-detail ">
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<span class="method-name">new</span><span
class="method-args">(source)</span>
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<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 11</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span> <span class="ruby-identifier">source</span>
<span class="ruby-ivar">@parser</span> = <span class="ruby-constant">BaseParser</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">source</span>)
<span class="ruby-ivar">@listeners</span> = []
<span class="ruby-ivar">@procs</span> = []
<span class="ruby-ivar">@namespace_stack</span> = []
<span class="ruby-ivar">@has_listeners</span> = <span class="ruby-keyword">false</span>
<span class="ruby-ivar">@tag_stack</span> = []
<span class="ruby-ivar">@entities</span> = {}
<span class="ruby-keyword">end</span></pre>
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<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-add_listener" class="method-detail ">
<div class="method-heading">
<span class="method-name">add_listener</span><span
class="method-args">( listener )</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="add_listener-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 25</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">add_listener</span>( <span class="ruby-identifier">listener</span> )
<span class="ruby-ivar">@parser</span>.<span class="ruby-identifier">add_listener</span>( <span class="ruby-identifier">listener</span> )
<span class="ruby-keyword">end</span></pre>
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<div id="method-i-deafen" class="method-detail ">
<div class="method-heading">
<span class="method-name">deafen</span><span
class="method-args">( listener=nil, &blok )</span>
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<div class="method-source-code" id="deafen-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 77</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">deafen</span>( <span class="ruby-identifier">listener</span>=<span class="ruby-keyword">nil</span>, <span class="ruby-operator">&</span><span class="ruby-identifier">blok</span> )
<span class="ruby-keyword">if</span> <span class="ruby-identifier">listener</span>
<span class="ruby-ivar">@listeners</span>.<span class="ruby-identifier">delete_if</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">item</span><span class="ruby-operator">|</span> <span class="ruby-identifier">item</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-identifier">listener</span> }
<span class="ruby-ivar">@has_listeners</span> = <span class="ruby-keyword">false</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@listeners</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span>
<span class="ruby-keyword">else</span>
<span class="ruby-ivar">@procs</span>.<span class="ruby-identifier">delete_if</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">item</span><span class="ruby-operator">|</span> <span class="ruby-identifier">item</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-identifier">blok</span> }
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
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<span class="method-name">listen</span><span
class="method-args">( *args, &blok )</span>
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<div class="method-description">
<p>Listen arguments:</p>
<p><a href="../../Symbol.html"><code>Symbol</code></a>, <a href="../../Array.html"><code>Array</code></a>, Block</p>
<pre class="ruby"><span class="ruby-constant">Listen</span> <span class="ruby-identifier">to</span> <span class="ruby-constant">Symbol</span> <span class="ruby-identifier">events</span> <span class="ruby-identifier">on</span> <span class="ruby-constant">Array</span> <span class="ruby-identifier">elements</span>
</pre>
<p><a href="../../Symbol.html"><code>Symbol</code></a>, Block</p>
<pre class="ruby"><span class="ruby-constant">Listen</span> <span class="ruby-identifier">to</span> <span class="ruby-constant">Symbol</span> <span class="ruby-identifier">events</span>
</pre>
<p><a href="../../Array.html"><code>Array</code></a>, Listener</p>
<pre class="ruby"><span class="ruby-constant">Listen</span> <span class="ruby-identifier">to</span> <span class="ruby-identifier">all</span> <span class="ruby-identifier">events</span> <span class="ruby-identifier">on</span> <span class="ruby-constant">Array</span> <span class="ruby-identifier">elements</span>
</pre>
<p><a href="../../Array.html"><code>Array</code></a>, Block</p>
<pre>Listen to :start_element events on Array elements</pre>
<p>Listener</p>
<pre class="ruby"><span class="ruby-constant">Listen</span> <span class="ruby-identifier">to</span> <span class="ruby-constant">All</span> <span class="ruby-identifier">events</span>
</pre>
<p><a href="../../Symbol.html"><code>Symbol</code></a> can be one of: :start_element, :end_element, :start_prefix_mapping, :end_prefix_mapping, :characters, :processing_instruction, :doctype, :attlistdecl, :elementdecl, :entitydecl, :notationdecl, :cdata, :xmldecl, :comment</p>
<p>There is an additional symbol that can be listened for: :progress. This will be called for every event generated, passing in the current stream position.</p>
<p><a href="../../Array.html"><code>Array</code></a> contains regular expressions or strings which will be matched against fully qualified element names.</p>
<p>Listener must implement the methods in <a href="../SAX2Listener.html"><code>SAX2Listener</code></a></p>
<p>Block will be passed the same arguments as a <a href="../SAX2Listener.html"><code>SAX2Listener</code></a> method would be, where the method name is the same as the matched <a href="../../Symbol.html"><code>Symbol</code></a>. See the <a href="../SAX2Listener.html"><code>SAX2Listener</code></a> for more information.</p>
<div class="method-source-code" id="listen-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 59</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">listen</span>( <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>, <span class="ruby-operator">&</span><span class="ruby-identifier">blok</span> )
<span class="ruby-keyword">if</span> <span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>].<span class="ruby-identifier">kind_of?</span> <span class="ruby-constant">Symbol</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">args</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">2</span>
<span class="ruby-identifier">args</span>[<span class="ruby-value">1</span>].<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">match</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@procs</span> <span class="ruby-operator"><<</span> [<span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>], <span class="ruby-identifier">match</span>, <span class="ruby-identifier">blok</span>] }
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">add</span>( [<span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>], <span class="ruby-keyword">nil</span>, <span class="ruby-identifier">blok</span>] )
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">elsif</span> <span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>].<span class="ruby-identifier">kind_of?</span> <span class="ruby-constant">Array</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">args</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">2</span>
<span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>].<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">match</span><span class="ruby-operator">|</span> <span class="ruby-identifier">add</span>( [<span class="ruby-keyword">nil</span>, <span class="ruby-identifier">match</span>, <span class="ruby-identifier">args</span>[<span class="ruby-value">1</span>]] ) }
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>].<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">match</span><span class="ruby-operator">|</span> <span class="ruby-identifier">add</span>( [ <span class="ruby-value">:start_element</span>, <span class="ruby-identifier">match</span>, <span class="ruby-identifier">blok</span> ] ) }
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">add</span>([<span class="ruby-keyword">nil</span>, <span class="ruby-keyword">nil</span>, <span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>]])
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-parse" class="method-detail ">
<div class="method-heading">
<span class="method-name">parse</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="parse-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 86</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">parse</span>
<span class="ruby-ivar">@procs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">sym</span>,<span class="ruby-identifier">match</span>,<span class="ruby-identifier">block</span><span class="ruby-operator">|</span> <span class="ruby-identifier">block</span>.<span class="ruby-identifier">call</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">sym</span> <span class="ruby-operator">==</span> <span class="ruby-value">:start_document</span> }
<span class="ruby-ivar">@listeners</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">sym</span>,<span class="ruby-identifier">match</span>,<span class="ruby-identifier">block</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">block</span>.<span class="ruby-identifier">start_document</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">sym</span> <span class="ruby-operator">==</span> <span class="ruby-value">:start_document</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">sym</span>.<span class="ruby-identifier">nil?</span>
}
<span class="ruby-identifier">context</span> = []
<span class="ruby-keyword">while</span> <span class="ruby-keyword">true</span>
<span class="ruby-identifier">event</span> = <span class="ruby-ivar">@parser</span>.<span class="ruby-identifier">pull</span>
<span class="ruby-keyword">case</span> <span class="ruby-identifier">event</span>[<span class="ruby-value">0</span>]
<span class="ruby-keyword">when</span> <span class="ruby-value">:end_document</span>
<span class="ruby-identifier">handle</span>( <span class="ruby-value">:end_document</span> )
<span class="ruby-keyword">break</span>
<span class="ruby-keyword">when</span> <span class="ruby-value">:start_doctype</span>
<span class="ruby-identifier">handle</span>( <span class="ruby-value">:doctype</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">event</span>[<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>])
<span class="ruby-keyword">when</span> <span class="ruby-value">:end_doctype</span>
<span class="ruby-identifier">context</span> = <span class="ruby-identifier">context</span>[<span class="ruby-value">1</span>]
<span class="ruby-keyword">when</span> <span class="ruby-value">:start_element</span>
<span class="ruby-ivar">@tag_stack</span>.<span class="ruby-identifier">push</span>(<span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>])
<span class="ruby-comment"># find the observers for namespaces</span>
<span class="ruby-identifier">procs</span> = <span class="ruby-identifier">get_procs</span>( <span class="ruby-value">:start_prefix_mapping</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-identifier">listeners</span> = <span class="ruby-identifier">get_listeners</span>( <span class="ruby-value">:start_prefix_mapping</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-keyword">if</span> <span class="ruby-identifier">procs</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">listeners</span>
<span class="ruby-comment"># break out the namespace declarations</span>
<span class="ruby-comment"># The attributes live in event[2]</span>
<span class="ruby-identifier">event</span>[<span class="ruby-value">2</span>].<span class="ruby-identifier">each</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">n</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">event</span>[<span class="ruby-value">2</span>][<span class="ruby-identifier">n</span>] = <span class="ruby-ivar">@parser</span>.<span class="ruby-identifier">normalize</span>(<span class="ruby-identifier">v</span>)}
<span class="ruby-identifier">nsdecl</span> = <span class="ruby-identifier">event</span>[<span class="ruby-value">2</span>].<span class="ruby-identifier">find_all</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">n</span>, <span class="ruby-identifier">value</span><span class="ruby-operator">|</span> <span class="ruby-identifier">n</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp">/^xmlns(:|$)/</span> }
<span class="ruby-identifier">nsdecl</span>.<span class="ruby-identifier">collect!</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">n</span>, <span class="ruby-identifier">value</span><span class="ruby-operator">|</span> [ <span class="ruby-identifier">n</span>[<span class="ruby-value">6</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>], <span class="ruby-identifier">value</span> ] }
<span class="ruby-ivar">@namespace_stack</span>.<span class="ruby-identifier">push</span>({})
<span class="ruby-identifier">nsdecl</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">n</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span>
<span class="ruby-ivar">@namespace_stack</span>[<span class="ruby-value">-1</span>][<span class="ruby-identifier">n</span>] = <span class="ruby-identifier">v</span>
<span class="ruby-comment"># notify observers of namespaces</span>
<span class="ruby-identifier">procs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ob</span>.<span class="ruby-identifier">call</span>( <span class="ruby-identifier">n</span>, <span class="ruby-identifier">v</span> ) } <span class="ruby-keyword">if</span> <span class="ruby-identifier">procs</span>
<span class="ruby-identifier">listeners</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ob</span>.<span class="ruby-identifier">start_prefix_mapping</span>(<span class="ruby-identifier">n</span>, <span class="ruby-identifier">v</span>) } <span class="ruby-keyword">if</span> <span class="ruby-identifier">listeners</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] <span class="ruby-operator">=~</span> <span class="ruby-constant">Namespace</span><span class="ruby-operator">::</span><span class="ruby-constant">NAMESPLIT</span>
<span class="ruby-identifier">prefix</span> = <span class="ruby-node">$1</span>
<span class="ruby-identifier">local</span> = <span class="ruby-node">$2</span>
<span class="ruby-identifier">uri</span> = <span class="ruby-identifier">get_namespace</span>(<span class="ruby-identifier">prefix</span>)
<span class="ruby-comment"># find the observers for start_element</span>
<span class="ruby-identifier">procs</span> = <span class="ruby-identifier">get_procs</span>( <span class="ruby-value">:start_element</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-identifier">listeners</span> = <span class="ruby-identifier">get_listeners</span>( <span class="ruby-value">:start_element</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-comment"># notify observers</span>
<span class="ruby-identifier">procs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ob</span>.<span class="ruby-identifier">call</span>( <span class="ruby-identifier">uri</span>, <span class="ruby-identifier">local</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>], <span class="ruby-identifier">event</span>[<span class="ruby-value">2</span>] ) } <span class="ruby-keyword">if</span> <span class="ruby-identifier">procs</span>
<span class="ruby-identifier">listeners</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">ob</span>.<span class="ruby-identifier">start_element</span>( <span class="ruby-identifier">uri</span>, <span class="ruby-identifier">local</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>], <span class="ruby-identifier">event</span>[<span class="ruby-value">2</span>] )
} <span class="ruby-keyword">if</span> <span class="ruby-identifier">listeners</span>
<span class="ruby-keyword">when</span> <span class="ruby-value">:end_element</span>
<span class="ruby-ivar">@tag_stack</span>.<span class="ruby-identifier">pop</span>
<span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] <span class="ruby-operator">=~</span> <span class="ruby-constant">Namespace</span><span class="ruby-operator">::</span><span class="ruby-constant">NAMESPLIT</span>
<span class="ruby-identifier">prefix</span> = <span class="ruby-node">$1</span>
<span class="ruby-identifier">local</span> = <span class="ruby-node">$2</span>
<span class="ruby-identifier">uri</span> = <span class="ruby-identifier">get_namespace</span>(<span class="ruby-identifier">prefix</span>)
<span class="ruby-comment"># find the observers for start_element</span>
<span class="ruby-identifier">procs</span> = <span class="ruby-identifier">get_procs</span>( <span class="ruby-value">:end_element</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-identifier">listeners</span> = <span class="ruby-identifier">get_listeners</span>( <span class="ruby-value">:end_element</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-comment"># notify observers</span>
<span class="ruby-identifier">procs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ob</span>.<span class="ruby-identifier">call</span>( <span class="ruby-identifier">uri</span>, <span class="ruby-identifier">local</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] ) } <span class="ruby-keyword">if</span> <span class="ruby-identifier">procs</span>
<span class="ruby-identifier">listeners</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">ob</span>.<span class="ruby-identifier">end_element</span>( <span class="ruby-identifier">uri</span>, <span class="ruby-identifier">local</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
} <span class="ruby-keyword">if</span> <span class="ruby-identifier">listeners</span>
<span class="ruby-identifier">namespace_mapping</span> = <span class="ruby-ivar">@namespace_stack</span>.<span class="ruby-identifier">pop</span>
<span class="ruby-comment"># find the observers for namespaces</span>
<span class="ruby-identifier">procs</span> = <span class="ruby-identifier">get_procs</span>( <span class="ruby-value">:end_prefix_mapping</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-identifier">listeners</span> = <span class="ruby-identifier">get_listeners</span>( <span class="ruby-value">:end_prefix_mapping</span>, <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] )
<span class="ruby-keyword">if</span> <span class="ruby-identifier">procs</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">listeners</span>
<span class="ruby-identifier">namespace_mapping</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">ns_prefix</span>, <span class="ruby-identifier">ns_uri</span><span class="ruby-operator">|</span>
<span class="ruby-comment"># notify observers of namespaces</span>
<span class="ruby-identifier">procs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ob</span>.<span class="ruby-identifier">call</span>( <span class="ruby-identifier">ns_prefix</span> ) } <span class="ruby-keyword">if</span> <span class="ruby-identifier">procs</span>
<span class="ruby-identifier">listeners</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ob</span>.<span class="ruby-identifier">end_prefix_mapping</span>(<span class="ruby-identifier">ns_prefix</span>) } <span class="ruby-keyword">if</span> <span class="ruby-identifier">listeners</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">when</span> <span class="ruby-value">:text</span>
<span class="ruby-comment">#normalized = @parser.normalize( event[1] )</span>
<span class="ruby-comment">#handle( :characters, normalized )</span>
<span class="ruby-identifier">copy</span> = <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>].<span class="ruby-identifier">clone</span>
<span class="ruby-identifier">esub</span> = <span class="ruby-identifier">proc</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">match</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">if</span> <span class="ruby-ivar">@entities</span>.<span class="ruby-identifier">has_key?</span>(<span class="ruby-node">$1</span>)
<span class="ruby-ivar">@entities</span>[<span class="ruby-node">$1</span>].<span class="ruby-identifier">gsub</span>(<span class="ruby-constant">Text</span><span class="ruby-operator">::</span><span class="ruby-constant">REFERENCE</span>, <span class="ruby-operator">&</span><span class="ruby-identifier">esub</span>)
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">match</span>
<span class="ruby-keyword">end</span>
}
<span class="ruby-identifier">copy</span>.<span class="ruby-identifier">gsub!</span>( <span class="ruby-constant">Text</span><span class="ruby-operator">::</span><span class="ruby-constant">REFERENCE</span>, <span class="ruby-operator">&</span><span class="ruby-identifier">esub</span> )
<span class="ruby-identifier">copy</span>.<span class="ruby-identifier">gsub!</span>( <span class="ruby-constant">Text</span><span class="ruby-operator">::</span><span class="ruby-constant">NUMERICENTITY</span> ) {<span class="ruby-operator">|</span><span class="ruby-identifier">m</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">m</span>=<span class="ruby-node">$1</span>
<span class="ruby-identifier">m</span> = <span class="ruby-node">"0#{m}"</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">m</span>[<span class="ruby-value">0</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?x</span>
[<span class="ruby-constant">Integer</span>(<span class="ruby-identifier">m</span>)].<span class="ruby-identifier">pack</span>(<span class="ruby-string">'U*'</span>)
}
<span class="ruby-identifier">handle</span>( <span class="ruby-value">:characters</span>, <span class="ruby-identifier">copy</span> )
<span class="ruby-keyword">when</span> <span class="ruby-value">:entitydecl</span>
<span class="ruby-identifier">handle_entitydecl</span>( <span class="ruby-identifier">event</span> )
<span class="ruby-keyword">when</span> <span class="ruby-value">:processing_instruction</span>, <span class="ruby-value">:comment</span>, <span class="ruby-value">:attlistdecl</span>,
<span class="ruby-value">:elementdecl</span>, <span class="ruby-value">:cdata</span>, <span class="ruby-value">:notationdecl</span>, <span class="ruby-value">:xmldecl</span>
<span class="ruby-identifier">handle</span>( <span class="ruby-operator">*</span><span class="ruby-identifier">event</span> )
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">handle</span>( <span class="ruby-value">:progress</span>, <span class="ruby-ivar">@parser</span>.<span class="ruby-identifier">position</span> )
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-source" class="method-detail ">
<div class="method-heading">
<span class="method-name">source</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="source-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 21</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">source</span>
<span class="ruby-ivar">@parser</span>.<span class="ruby-identifier">source</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="private-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Private Instance Methods</h3>
</header>
<div id="method-i-add" class="method-detail ">
<div class="method-heading">
<span class="method-name">add</span><span
class="method-args">( pair )</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="add-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 257</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">add</span>( <span class="ruby-identifier">pair</span> )
<span class="ruby-keyword">if</span> <span class="ruby-identifier">pair</span>[<span class="ruby-value">-1</span>].<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:call</span>
<span class="ruby-ivar">@procs</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">pair</span> <span class="ruby-keyword">unless</span> <span class="ruby-ivar">@procs</span>.<span class="ruby-identifier">include?</span> <span class="ruby-identifier">pair</span>
<span class="ruby-keyword">else</span>
<span class="ruby-ivar">@listeners</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">pair</span> <span class="ruby-keyword">unless</span> <span class="ruby-ivar">@listeners</span>.<span class="ruby-identifier">include?</span> <span class="ruby-identifier">pair</span>
<span class="ruby-ivar">@has_listeners</span> = <span class="ruby-keyword">true</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-get_listeners" class="method-detail ">
<div class="method-heading">
<span class="method-name">get_listeners</span><span
class="method-args">( symbol, name )</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="get_listeners-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 243</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">get_listeners</span>( <span class="ruby-identifier">symbol</span>, <span class="ruby-identifier">name</span> )
<span class="ruby-keyword">return</span> <span class="ruby-keyword">nil</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@listeners</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span>
<span class="ruby-ivar">@listeners</span>.<span class="ruby-identifier">find_all</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">sym</span>, <span class="ruby-identifier">match</span>, <span class="ruby-identifier">block</span><span class="ruby-operator">|</span>
(
(<span class="ruby-identifier">sym</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">symbol</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">sym</span>) <span class="ruby-keyword">and</span>
((<span class="ruby-identifier">name</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">match</span>.<span class="ruby-identifier">nil?</span>) <span class="ruby-keyword">or</span> <span class="ruby-identifier">match</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> (
(<span class="ruby-identifier">name</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">match</span>) <span class="ruby-keyword">or</span>
(<span class="ruby-identifier">match</span>.<span class="ruby-identifier">kind_of?</span> <span class="ruby-constant">Regexp</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">name</span> <span class="ruby-operator">=~</span> <span class="ruby-identifier">match</span>)
)
)
)
<span class="ruby-keyword">end</span>.<span class="ruby-identifier">collect</span>{<span class="ruby-operator">|</span><span class="ruby-identifier">x</span><span class="ruby-operator">|</span> <span class="ruby-identifier">x</span>[<span class="ruby-value">-1</span>]}
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-get_namespace" class="method-detail ">
<div class="method-heading">
<span class="method-name">get_namespace</span><span
class="method-args">( prefix )</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="get_namespace-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 266</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">get_namespace</span>( <span class="ruby-identifier">prefix</span> )
<span class="ruby-identifier">uris</span> = (<span class="ruby-ivar">@namespace_stack</span>.<span class="ruby-identifier">find_all</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ns</span><span class="ruby-operator">|</span> <span class="ruby-keyword">not</span> <span class="ruby-identifier">ns</span>[<span class="ruby-identifier">prefix</span>].<span class="ruby-identifier">nil?</span> }) <span class="ruby-operator">||</span>
(<span class="ruby-ivar">@namespace_stack</span>.<span class="ruby-identifier">find</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ns</span><span class="ruby-operator">|</span> <span class="ruby-keyword">not</span> <span class="ruby-identifier">ns</span>[<span class="ruby-keyword">nil</span>].<span class="ruby-identifier">nil?</span> })
<span class="ruby-identifier">uris</span>[<span class="ruby-value">-1</span>][<span class="ruby-identifier">prefix</span>] <span class="ruby-keyword">unless</span> <span class="ruby-identifier">uris</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> <span class="ruby-value">0</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">uris</span>.<span class="ruby-identifier">size</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-get_procs" class="method-detail ">
<div class="method-heading">
<span class="method-name">get_procs</span><span
class="method-args">( symbol, name )</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>The following methods are duplicates, but it is faster than using a helper</p>
<div class="method-source-code" id="get_procs-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 230</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">get_procs</span>( <span class="ruby-identifier">symbol</span>, <span class="ruby-identifier">name</span> )
<span class="ruby-keyword">return</span> <span class="ruby-keyword">nil</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@procs</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span>
<span class="ruby-ivar">@procs</span>.<span class="ruby-identifier">find_all</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">sym</span>, <span class="ruby-identifier">match</span>, <span class="ruby-identifier">block</span><span class="ruby-operator">|</span>
(
(<span class="ruby-identifier">sym</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">symbol</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">sym</span>) <span class="ruby-keyword">and</span>
((<span class="ruby-identifier">name</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">match</span>.<span class="ruby-identifier">nil?</span>) <span class="ruby-keyword">or</span> <span class="ruby-identifier">match</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> (
(<span class="ruby-identifier">name</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">match</span>) <span class="ruby-keyword">or</span>
(<span class="ruby-identifier">match</span>.<span class="ruby-identifier">kind_of?</span> <span class="ruby-constant">Regexp</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">name</span> <span class="ruby-operator">=~</span> <span class="ruby-identifier">match</span>)
)
)
)
<span class="ruby-keyword">end</span>.<span class="ruby-identifier">collect</span>{<span class="ruby-operator">|</span><span class="ruby-identifier">x</span><span class="ruby-operator">|</span> <span class="ruby-identifier">x</span>[<span class="ruby-value">-1</span>]}
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-handle" class="method-detail ">
<div class="method-heading">
<span class="method-name">handle</span><span
class="method-args">( symbol, *arguments )</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="handle-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 190</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">handle</span>( <span class="ruby-identifier">symbol</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">arguments</span> )
<span class="ruby-identifier">tag</span> = <span class="ruby-ivar">@tag_stack</span>[<span class="ruby-value">-1</span>]
<span class="ruby-identifier">procs</span> = <span class="ruby-identifier">get_procs</span>( <span class="ruby-identifier">symbol</span>, <span class="ruby-identifier">tag</span> )
<span class="ruby-identifier">listeners</span> = <span class="ruby-identifier">get_listeners</span>( <span class="ruby-identifier">symbol</span>, <span class="ruby-identifier">tag</span> )
<span class="ruby-comment"># notify observers</span>
<span class="ruby-identifier">procs</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">ob</span><span class="ruby-operator">|</span> <span class="ruby-identifier">ob</span>.<span class="ruby-identifier">call</span>( <span class="ruby-operator">*</span><span class="ruby-identifier">arguments</span> ) } <span class="ruby-keyword">if</span> <span class="ruby-identifier">procs</span>
<span class="ruby-identifier">listeners</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">l</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">l</span>.<span class="ruby-identifier">send</span>( <span class="ruby-identifier">symbol</span>.<span class="ruby-identifier">to_s</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">arguments</span> )
} <span class="ruby-keyword">if</span> <span class="ruby-identifier">listeners</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-handle_entitydecl" class="method-detail ">
<div class="method-heading">
<span class="method-name">handle_entitydecl</span><span
class="method-args">( event )</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="handle_entitydecl-source">
<pre><span class="ruby-comment"># File lib/rexml/parsers/sax2parser.rb, line 201</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">handle_entitydecl</span>( <span class="ruby-identifier">event</span> )
<span class="ruby-ivar">@entities</span>[ <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>] ] = <span class="ruby-identifier">event</span>[<span class="ruby-value">2</span>] <span class="ruby-keyword">if</span> <span class="ruby-identifier">event</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">3</span>
<span class="ruby-identifier">parameter_reference_p</span> = <span class="ruby-keyword">false</span>
<span class="ruby-keyword">case</span> <span class="ruby-identifier">event</span>[<span class="ruby-value">2</span>]
<span class="ruby-keyword">when</span> <span class="ruby-string">"SYSTEM"</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">event</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">5</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">event</span>.<span class="ruby-identifier">last</span> <span class="ruby-operator">==</span> <span class="ruby-string">"%"</span>
<span class="ruby-identifier">parameter_reference_p</span> = <span class="ruby-keyword">true</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">event</span>[<span class="ruby-value">4</span>, <span class="ruby-value">0</span>] = <span class="ruby-string">"NDATA"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">when</span> <span class="ruby-string">"PUBLIC"</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">event</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">6</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">event</span>.<span class="ruby-identifier">last</span> <span class="ruby-operator">==</span> <span class="ruby-string">"%"</span>
<span class="ruby-identifier">parameter_reference_p</span> = <span class="ruby-keyword">true</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">event</span>[<span class="ruby-value">5</span>, <span class="ruby-value">0</span>] = <span class="ruby-string">"NDATA"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">parameter_reference_p</span> = (<span class="ruby-identifier">event</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">4</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">event</span>[<span class="ruby-value">1</span>, <span class="ruby-value">0</span>] = <span class="ruby-identifier">event</span>.<span class="ruby-identifier">pop</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">parameter_reference_p</span>
<span class="ruby-identifier">handle</span>( <span class="ruby-identifier">event</span>[<span class="ruby-value">0</span>], <span class="ruby-identifier">event</span>[<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>] )
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
</section>
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