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revision 1.24 by wakaba, Fri Mar 28 15:37:01 2008 UTC revision 1.25 by wakaba, Sat Mar 29 02:22:57 2008 UTC
# Line 226  can be easily serialized into a valid XM Line 226  can be easily serialized into a valid XM
226    
227  <p>When an <abbr>XML</abbr> document is parsed, the following clauses  <p>When an <abbr>XML</abbr> document is parsed, the following clauses
228  are applied:</p>  are applied:</p>
229  <dl>  <dl class=switch>
230  <dt>For each document  <dt>For the document
231    <dd>If the <abbr>XML</abbr> document does not begin with an    <dd>If the <abbr>XML</abbr> document does not begin with an
232    <abbr>XML</abbr> declaration, then the parser <em class=rfc2119>MUST</em>    <abbr>XML</abbr> declaration, then the parser <em class=rfc2119>MUST</em>
233    raise an    raise an
234    <a href="#xml-misc-recommentation" id=xmr-xml-decl><code>xml-misc-recommendation</code></a>.    <a href="#xml-misc-recommentation" id=xmr-xml-decl><code>xml-misc-recommendation</code></a>.
235  <dt>For each internal general entity declaration processed by the parser  <dt>For the document type declaration
236      <dd class=ed>@@ read external entity
237    <dt>For each internal general entity declaration being processed by the parser
238    <dd>If the    <dd>If the
239    <a href="http://www.w3.org/TR/2006/REC-xml-20060816/#NT-EntityValue"><code>EntityValue</code></a>    <a href="http://www.w3.org/TR/2006/REC-xml-20060816/#NT-EntityValue"><code>EntityValue</code></a>
240    part of the general entity declaration contains a bare <code>U+003C</code>    part of the general entity declaration contains a bare <code>U+003C</code>
# Line 241  are applied:</p> Line 243  are applied:</p>
243    <a href="#xml-misc-warning" id=xmw-entity-value-lt><code>xml-misc-warning</code></a>.<!--    <a href="#xml-misc-warning" id=xmw-entity-value-lt><code>xml-misc-warning</code></a>.<!--
244  "strongly advised to avoid" in a Note in Section 2.3 of [XML10], [XML11].  "strongly advised to avoid" in a Note in Section 2.3 of [XML10], [XML11].
245  -->  -->
246  <dt>For each element type declaration processed by the parser  <dt>For each element type declaration being processed by the parser
247    <dd>If there is another element type declaration whose <code>Name</code>    <dd>If there is another processed element type declaration whose
248    is equal to the <code>Name</code> of the element type declaration, then    <code>Name</code> is equal to the <code>Name</code> of the element type
249    the parser <em class=rfc2119>MUST</em> raise an    declaration, then the parser <em class=rfc2119>MUST</em> raise an
250    <a href="#xml-validity-error" id=vc-edunique><code>xml-validity-error</code></a>.    <a href="#xml-validity-error" id=vc-edunique><code>xml-validity-error</code></a>.
251    <dt>For each attribute definition list declaration being processed by the
252    parser
253      <dd>If there is another processed attribute defintion list declaration whose
254      <code>Name</code> is equal to the <code>Name</code> of the attribute
255      definition list declaration, then the parser <em class=rfc2119>MUST</em>
256      raise an
257      <a href="#xml-misc-warning" id=xme-attlist-unique><code>xml-misc-warning</code></a>.
258      <dd>For each attribute definition in the attribute definition list
259      declaration, if there is another processed attribute definition whose
260      <code>Name</code> is equal to the <code>Name</code> of the attribute
261      definition (whether or not in the same attribute definition list
262      declaration), then the parser <em class=rfc2119>MUST</em> raise an
263      <a href="#xml-misc-warning" id=xme-attrdef-unique><code>xml-misc-warning</code></a>.
264      <!--
265        <q>For interoperability, an XML processor <em class=rfc2119>MAY</em> at
266        user option issue a warning when more than one attribute-list declaration
267        is provided for a given element type, or more than one attribute definition
268        is provided for a given attribute, but this is not an error.</q>
269      -->
270  <!--  <!--
271    NOTE: <!ATTLIST a xml:space (default) #IMPLIED xml:space CDATA #IMPLIED>    NOTE: <!ATTLIST a xml:space (default) #IMPLIED xml:space CDATA #IMPLIED>
272    will not be warned.    will not be warned.
273  -->  -->
274    
275    <dt>For each entity declaration being processed by the parser
276      <dd>If the entity declaration declares a parameter entity and the
277      <code>Name</code> of the entity begins with the string <code>xml</code>
278      (in any combination of upper- and lowercase letters), then the parser
279      <em class=rfc2119>MUST</em> raise an
280      <a href="#xml-misc-warning" id=xmw-reserved-pe-name><code>xml-misc-warning</code></a>.
281      <dd>If the entity declaration contains the <code>EntityValue</code>, then
282      for each occurence of any references to unparsed entities in the
283      <code>EntityValue</code>, the parser <em class=rfc2119>MUST</em> raise an
284      <a href="#xml-misc-error" id=xme-unparsed-in-ev><code>xml-misc-error</code></a>.
285      <!--
286        <q>It is an error for a reference to an unparsed entity to appear in the
287        EntityValue in an entity declaration.</q>
288      -->
289    
290    <dt>For each notation declaration being processed by the parser
291      <dd>If there is another processed notation declaration whose
292      <code>Name</code> is equal to the <code>Name</code> of the notation
293      declaration, then the parser <em class=rfc2119>MUST</em> raise an
294      <a href="#xml-validity-error" id=vc-uniquenotationname><code>xml-validity-error</code></a>.
295      <!-- <a href="http://www.w3.org/TR/2006/REC-xml-20060816/#UniqueNotationName">Validity constraint: Unique Notation Name</a> -->
296    
297  <dt>For each empty-element tag  <dt>For each empty-element tag
298    <dd>If the <code>Name</code> of the tag is not declared by a processed    <dd>If the <code>Name</code> of the tag is not declared by a processed
299    element type declaration as <code>EMPTY</code> content, then the parser    element type declaration as <code>EMPTY</code> content, then the parser
# Line 260  are applied:</p> Line 304  are applied:</p>
304    type declaration as <code>EMPTY</code> content, then the parser    type declaration as <code>EMPTY</code> content, then the parser
305    <em class=rfc2119>MUST</em> raise an    <em class=rfc2119>MUST</em> raise an
306    <a href="#xml-misc-recommentation" id=xmr-empty-not-emptyelemtag><code>xml-misc-recommendation</code></a>.    <a href="#xml-misc-recommentation" id=xmr-empty-not-emptyelemtag><code>xml-misc-recommendation</code></a>.
307    
308    <dt>For each parameter entity reference
309      <dd>If the declaration for the entity is not read (i.e. no declaration
310      for the entity is processed or the external entity referenced by the
311      declaration cannot be retrieved), then:
312        <ul>
313        <li>If the parameter entity is contained in a declaration, then the
314        declaration <em class=rfc2119>MUST</em> be ignored <em>except</em> that
315        any error before the parameter entity <em class=rfc2119>MUST</em> be
316        raised as usual.
317        <li>If the parameter entity is contained in the status portion of a
318        conditional section, then the conditional section
319        <em class=rfc2119>MUST</em> be processed as if it were an
320        <code>IGNORE</code>d section.
321        <li>The parser <em class=rfc2119>MUST NOT</em> process any entity or
322        attribute-list declaration after the parameter entity reference in the DTD
323        <em>except</em> when the <code>standalone</code> pseudo-attribute of the
324        XML declaration (if any) is set to <code>yes</code>.
325        <!-- This requirement is enforced for internal DTD subset case in
326        XML 1.0/1.1 specification (section 5.1) but not for any other cases. -->
327        <!-- According to this definition, element type declarations, notation
328        declarations, and PIs ARE processed. -->
329        <li>If the parameter entity reference is the first reference to an entity
330        that is not read, then the parser <em class=rfc2119>MUST</em> raise an
331        <a href="#entity-error" id=ee-unread-pe><code>entity-error</code></a>.
332        <li>The <code>allDeclarationsProcessed</code> <span class=ed>@@ ref</span>
333        attribute of the <code>Document</code> node <em class=rfc2119>MUST</em> be
334        set to <code>false</code>.
335        </ul>
336    <dt>For each general entity reference in an attribute value or in the content
337    of an element
338      <dd>If the declaration for the entity is not read (i.e. no declaration for
339      the entity is processed or the external entity referenced by the declaration
340      cannot be retrieved), then:
341        <ul>
342        <li>If the general entity reference is the first reference to an entity
343        that is not read, then the parser <em class=rfc2119>MUST</em> raise an
344        <a href="#entity-error" id=ee-unread-ge><code>entity-error</code></a>.
345        <span class=ed>@@ entity declared WFC?</span>
346        <li class=ed>An unexpended entity reference node <em class=rfc2119>MUST</em> be inserted to the current node.
347        </ul>
348  </dl>  </dl>
349    
350  <p>In addition, the parser <em class=rfc2119>MUST</em> check whether the  <p class=ed>@@ MUST try to read external entity
351    
352    <p>In addition, the parser has to check whether the
353  following constraints are met.  following constraints are met.
354    
355  <p><strong>Well-formedness constraints</strong>.  For each violation to  <p><strong>Well-formedness constraints</strong>.  For each violation to
# Line 272  one of constraints below, an Line 359  one of constraints below, an
359  constraints is below:  constraints is below:
360  <ul>  <ul>
361  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#wfc-PEinInternalSubset">Well-formedness constraint: PEs in Internal Subset</a>  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#wfc-PEinInternalSubset">Well-formedness constraint: PEs in Internal Subset</a>
 <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#ExtSubset">Well-formedness constraint: External Subset</a>  
 <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#PE-between-Decls">Well-formedness constraint: PE Between Declarations</a>  
362  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#GIMatch">Well-formedness constraint: Element Type Match</a>  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#GIMatch">Well-formedness constraint: Element Type Match</a>
363  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#uniqattspec">Well-formedness constraint: Unique Att Spec</a>  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#uniqattspec">Well-formedness constraint: Unique Att Spec</a>
364  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#NoExternalRefs">Well-formedness constraint: No External Entity References</a>  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#NoExternalRefs">Well-formedness constraint: No External Entity References</a>
# Line 293  constraints is below: Line 378  constraints is below:
378  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#vc-PEinMarkupDecl">Validity constraint: Proper Declaration/PE Nesting</a>  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#vc-PEinMarkupDecl">Validity constraint: Proper Declaration/PE Nesting</a>
379  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#vc-PEinGroup">Validity constraint: Proper Group/PE Nesting</a>  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#vc-PEinGroup">Validity constraint: Proper Group/PE Nesting</a>
380  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#condsec-nesting">Validity constraint: Proper Conditional Section/PE Nesting</a>  <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#condsec-nesting">Validity constraint: Proper Conditional Section/PE Nesting</a>
 <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#UniqueNotationName">Validity constraint: Unique Notation Name</a>  
381  </ul>  </ul>
382    
383  <p><strong>Other creteria</strong>.  For each violation to  <p><strong>Other creteria</strong>.  For each violation to
# Line 311  or <code>,</code>).</q> Line 395  or <code>,</code>).</q>
395  text declaration.</q>  text declaration.</q>
396  </ul>  </ul>
397    
 <!--  
 <li><q>For interoperability, an XML processor <em class=rfc2119>MAY</em> at user option issue a warning when more than one attribute-list declaration is provided for a given element type, or more than one attribute definition is provided for a given attribute, but this is not an error.</q>  
   
 <a href="#xml-misc-error" id=xme-attr-xml-space><code>xml-misc-error</code></a>.  
 <li>It is an error for a reference to an unparsed entity to appear in the EntityValue in an entity declaration."  
 -->  
398    
399  <!--  <!--
400    
# Line 346  text declaration.</q> Line 424  text declaration.</q>
424  left undefined.  For example: Comment must be converted to a Comment node,  left undefined.  For example: Comment must be converted to a Comment node,
425  illegal xml:space value must be preserved, so on.  illegal xml:space value must be preserved, so on.
426    
427    Warn <!ENTITY % xml... ...>
428    
429    -->
430    
431    <p>The parser <em class=rfc2119>MUST</em> raise an
432    <a href="#xml-well-formedness-error" id=wfe-syntax><code>xml-well-formedness-error</code></a>
433    for any failure to match to a production rule in the XML specification.
434    <!--
435      <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#ExtSubset">Well-formedness constraint: External Subset</a>
436      <li><a href="http://www.w3.org/TR/2006/REC-xml-20060816/#PE-between-Decls">Well-formedness constraint: PE Between Declarations</a>
437  -->  -->
438  </div>  </div>
439    
# Line 428  character that is <em>not</em> in the ch Line 516  character that is <em>not</em> in the ch
516  case combination), then raise an  case combination), then raise an
517  <a href="#xml-misc-warning" id=xmw-reserved-name><code>xml-misc-warning</code></a>.  <a href="#xml-misc-warning" id=xmw-reserved-name><code>xml-misc-warning</code></a>.
518  <span class=ed>@@ except for attribute names <code>xml:lang</code>,  <span class=ed>@@ except for attribute names <code>xml:lang</code>,
519  <code>xml:space</code>, <code>xml:base</code>, <code>xml:id</code>,  <code>xml:space</code><!--, <code>xml:base</code>, <code>xml:id</code>,
520  <code>xmlns</code>, <code>xmlns:<var>*</var></code>,  <code>xmlns</code>, <code>xmlns:<var>*</var></code>,
521  pi name <code>xml-stylesheet</code>.</span><!--  pi name <code>xml-stylesheet</code>-->.</span><!--
522  "names beginning with a match to (('X'|'x')('M'|'m')('L'|'l')) are reserved for standardization in this or future versions of this specification.":  "names beginning with a match to (('X'|'x')('M'|'m')('L'|'l')) are reserved for standardization in this or future versions of this specification.":
523  xmlns, xml-stylesheet, xml:base and xml:id specifications violate to this sentense!  xmlns, xml-stylesheet, xml:base and xml:id specifications violate to this sentense!
524  --></li>  --></li>
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