archived-doc-de/reference/xmlreader/xmlreader.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- EN-Revision: 66eeca1e7e130615865b8badbd67c5171bf60c9a Maintainer: nikic Status: ready -->
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<reference xml:id="class.xmlreader" role="class" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude">
 <title>Die Klasse XMLReader</title>
 <titleabbrev>XMLReader</titleabbrev>

 <partintro>

<!-- {{{ XMLReader intro -->
  <section xml:id="xmlreader.intro">
   &reftitle.intro;
   <para>
    Die Erweiterung XMLReader ist ein fortschreitender XML-Parser
    (XML-Pull-Parser). Der Reader agiert wie ein Zeiger, der einen Datenstrom
    durchläuft und jeden vorbeikommenden Knoten der Reihe nach verarbeitet.
   </para>
  </section>
<!-- }}} -->

  <section xml:id="xmlreader.synopsis">
   &reftitle.classsynopsis;

<!-- {{{ Synopsis -->
   <classsynopsis class="class">
    <ooclass>
     <classname>XMLReader</classname>
    </ooclass>

    <classsynopsisinfo role="comment">&Constants;</classsynopsisinfo>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.none">XMLReader::NONE</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.element">XMLReader::ELEMENT</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.attribute">XMLReader::ATTRIBUTE</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.text">XMLReader::TEXT</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.cdata">XMLReader::CDATA</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.entity-ref">XMLReader::ENTITY_REF</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.entity">XMLReader::ENTITY</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.pi">XMLReader::PI</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.comment">XMLReader::COMMENT</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.doc">XMLReader::DOC</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.doc-type">XMLReader::DOC_TYPE</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.doc-fragment">XMLReader::DOC_FRAGMENT</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.notation">XMLReader::NOTATION</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.whitespace">XMLReader::WHITESPACE</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.significant-whitespace">XMLReader::SIGNIFICANT_WHITESPACE</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.end-element">XMLReader::END_ELEMENT</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.end-entity">XMLReader::END_ENTITY</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.xml-declaration">XMLReader::XML_DECLARATION</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.loaddtd">XMLReader::LOADDTD</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.defaultattrs">XMLReader::DEFAULTATTRS</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.validate">XMLReader::VALIDATE</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <modifier>const</modifier>
     <type>int</type>
     <varname linkend="xmlreader.constants.subst-entities">XMLReader::SUBST_ENTITIES</varname>
    </fieldsynopsis>

    <classsynopsisinfo role="comment">&Properties;</classsynopsisinfo>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>int</type>
     <varname linkend="xmlreader.props.attributecount">attributeCount</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>string</type>
     <varname linkend="xmlreader.props.baseuri">baseURI</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>int</type>
     <varname linkend="xmlreader.props.depth">depth</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>bool</type>
     <varname linkend="xmlreader.props.hasattributes">hasAttributes</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>bool</type>
     <varname linkend="xmlreader.props.hasvalue">hasValue</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>bool</type>
     <varname linkend="xmlreader.props.isdefault">isDefault</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>bool</type>
     <varname linkend="xmlreader.props.isemptyelement">isEmptyElement</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>string</type>
     <varname linkend="xmlreader.props.localname">localName</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>string</type>
     <varname linkend="xmlreader.props.name">name</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>string</type>
     <varname linkend="xmlreader.props.namespaceuri">namespaceURI</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>int</type>
     <varname linkend="xmlreader.props.nodetype">nodeType</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>string</type>
     <varname linkend="xmlreader.props.prefix">prefix</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>string</type>
     <varname linkend="xmlreader.props.value">value</varname>
    </fieldsynopsis>
    <fieldsynopsis>
     <modifier>public</modifier>
     <type>string</type>
     <varname linkend="xmlreader.props.xmllang">xmlLang</varname>
    </fieldsynopsis>

    <classsynopsisinfo role="comment">&Methods;</classsynopsisinfo>
    <xi:include xpointer="xmlns(db=http://docbook.org/ns/docbook) xpointer(id('class.xmlreader')/db:refentry/db:refsect1[@role='description']/descendant::db:methodsynopsis[@role='XMLReader'])">
     <xi:fallback/>
    </xi:include>
   </classsynopsis>
<!-- }}} -->

  </section>

<!-- {{{ XMLReader properties -->
  <section xml:id="xmlreader.props">
   &reftitle.properties;
   <variablelist>
    <varlistentry xml:id="xmlreader.props.attributecount">
     <term><varname>attributeCount</varname></term>
     <listitem>
      <para>Die Anzahl der Attribute des aktuellen Knotens</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.baseuri">
     <term><varname>baseURI</varname></term>
     <listitem>
      <para>Der Basis-URI des Knotens</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.depth">
     <term><varname>depth</varname></term>
     <listitem>
      <para>Die Tiefe des Knotens im Baum, beginnend mit 0</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.hasattributes">
     <term><varname>hasAttributes</varname></term>
     <listitem>
      <para>Zeigt an, ob der Knoten Attribute besitzt</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.hasvalue">
     <term><varname>hasValue</varname></term>
     <listitem>
      <para>Zeigt an, ob der Knoten einen Text-Wert besitzt</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.isdefault">
     <term><varname>isDefault</varname></term>
     <listitem>
      <para>
       Zeigt an, ob das Attribute als Standard aus der DTD übernommen wurde
      </para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.isemptyelement">
     <term><varname>isEmptyElement</varname></term>
     <listitem>
       <para>Zeigt an, ob der Knoten ein leeres Element-Tag ist</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.localname">
     <term><varname>localName</varname></term>
     <listitem>
      <para>Der lokale Name des Knotens</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.name">
     <term><varname>name</varname></term>
     <listitem>
      <para>Der qualifizierte Name des Knotens</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.namespaceuri">
     <term><varname>namespaceURI</varname></term>
     <listitem>
      <para>Der URI des Namensraums, welcher mit dem Knoten assoziiert ist</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.nodetype">
     <term><varname>nodeType</varname></term>
     <listitem>
      <para>Der Typ des Knotens</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.prefix">
     <term><varname>prefix</varname></term>
     <listitem>
      <para>
       Das Präfix, welches mit dem Namespaces des Knotens assoziiert wird
      </para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.value">
     <term><varname>value</varname></term>
     <listitem>
      <para>Der Text-Wert des Knotens</para>
     </listitem>
    </varlistentry>

    <varlistentry xml:id="xmlreader.props.xmllang">
     <term><varname>xmlLang</varname></term>
     <listitem>
      <para>Der xml:lang-Bereich, in dem sich der Knoten befindet</para>
     </listitem>
    </varlistentry>

   </variablelist>
  </section>
<!-- }}} -->

  <!-- {{{ XMLReader constants -->
  <section xml:id="xmlreader.constants">
   &reftitle.constants;
   <section xml:id="xmlreader.constants.types">
    <title>XMLReader-Knoten-Typen</title>
    <variablelist>

     <varlistentry xml:id="xmlreader.constants.none">
      <term><constant>XMLReader::NONE</constant></term>
      <listitem>
       <para>Kein Typ</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.element">
      <term><constant>XMLReader::ELEMENT</constant></term>
      <listitem>
       <para>Start-Element</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.attribute">
      <term><constant>XMLReader::ATTRIBUTE</constant></term>
      <listitem>
       <para>Attribut-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.text">
      <term><constant>XMLReader::TEXT</constant></term>
      <listitem>
       <para>Text-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.cdata">
      <term><constant>XMLReader::CDATA</constant></term>
      <listitem>
       <para>CDATA-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.entity-ref">
      <term><constant>XMLReader::ENTITY_REF</constant></term>
      <listitem>
       <para>Entitätsreferenz-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.entity">
      <term><constant>XMLReader::ENTITY</constant></term>
      <listitem>
       <para>Entitätsdeklarations-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.pi">
      <term><constant>XMLReader::PI</constant></term>
      <listitem>
       <para>Verarbeitungsanweisungs-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.comment">
      <term><constant>XMLReader::COMMENT</constant></term>
      <listitem>
       <para>Kommentar-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.doc">
      <term><constant>XMLReader::DOC</constant></term>
      <listitem>
       <para>Dokument-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.doc-type">
      <term><constant>XMLReader::DOC_TYPE</constant></term>
      <listitem>
       <para>Dokumenttyp-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.doc-fragment">
      <term><constant>XMLReader::DOC_FRAGMENT</constant></term>
      <listitem>
       <para>Dokumentfragment-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.notation">
      <term><constant>XMLReader::NOTATION</constant></term>
      <listitem>
       <para>Notationsknoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.whitespace">
      <term><constant>XMLReader::WHITESPACE</constant></term>
      <listitem>
       <para>Whitespace-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.significant-whitespace">
      <term><constant>XMLReader::SIGNIFICANT_WHITESPACE</constant></term>
      <listitem>
       <para>Significant-Whitespace-Knoten</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.end-element">
      <term><constant>XMLReader::END_ELEMENT</constant></term>
      <listitem>
       <para>Schließendes Element</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.end-entity">
      <term><constant>XMLReader::END_ENTITY</constant></term>
      <listitem>
       <para>Entitätsende</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.xml-declaration">
      <term><constant>XMLReader::XML_DECLARATION</constant></term>
      <listitem>
       <para>XML-Deklarations-Knoten</para>
      </listitem>
     </varlistentry>

    </variablelist>
   </section>

   <section xml:id="xmlreader.constants.options">
    <title>XMLReader-Parser-Optionen</title>

    <variablelist>

     <varlistentry xml:id="xmlreader.constants.loaddtd">
      <term><constant>XMLReader::LOADDTD</constant></term>
      <listitem>
       <para>DTD laden, aber nicht validieren</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.defaultattrs">
      <term><constant>XMLReader::DEFAULTATTRS</constant></term>
      <listitem>
       <para>DTD und Standardattribute laden, aber nicht validieren</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.validate">
      <term><constant>XMLReader::VALIDATE</constant></term>
      <listitem>
       <para>DTD laden und beim Parsen validieren</para>
      </listitem>
     </varlistentry>

     <varlistentry xml:id="xmlreader.constants.subst-entities">
      <term><constant>XMLReader::SUBST_ENTITIES</constant></term>
      <listitem>
       <para>Entitäten ersetzen und Referenzen erweitern</para>
      </listitem>
     </varlistentry>

    </variablelist>
   </section>
  </section>

  <section role="changelog">
   &reftitle.changelog;
   <informaltable>
    <tgroup cols="2">
     <thead>
      <row>
       <entry>&Version;</entry>
       <entry>&Description;</entry>
      </row>
     </thead>
     <tbody>
      <row>
       <entry>8.4.0</entry>
       <entry>
        Die Klassenkonstanten sind nun typisiert.
       </entry>
      </row>
     </tbody>
    </tgroup>
   </informaltable>
  </section>

<!-- }}} -->
 </partintro>

 &reference.xmlreader.entities.xmlreader;

</reference>
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