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XMLAttDef.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  * Copyright (c) 1999-2001 The Apache Software Foundation.  All rights
00005  * reserved.
00006  *
00007  * Redistribution and use in source and binary forms, with or without
00008  * modification, are permitted provided that the following conditions
00009  * are met:
00010  *
00011  * 1. Redistributions of source code must retain the above copyright
00012  *    notice, this list of conditions and the following disclaimer.
00013  *
00014  * 2. Redistributions in binary form must reproduce the above copyright
00015  *    notice, this list of conditions and the following disclaimer in
00016  *    the documentation and/or other materials provided with the
00017  *    distribution.
00018  *
00019  * 3. The end-user documentation included with the redistribution,
00020  *    if any, must include the following acknowledgment:
00021  *       "This product includes software developed by the
00022  *        Apache Software Foundation (http://www.apache.org/)."
00023  *    Alternately, this acknowledgment may appear in the software itself,
00024  *    if and wherever such third-party acknowledgments normally appear.
00025  *
00026  * 4. The names "Xerces" and "Apache Software Foundation" must
00027  *    not be used to endorse or promote products derived from this
00028  *    software without prior written permission. For written
00029  *    permission, please contact apache\@apache.org.
00030  *
00031  * 5. Products derived from this software may not be called "Apache",
00032  *    nor may "Apache" appear in their name, without prior written
00033  *    permission of the Apache Software Foundation.
00034  *
00035  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00036  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00037  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00038  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00039  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00040  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00041  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
00042  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00043  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00044  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
00045  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00046  * SUCH DAMAGE.
00047  * ====================================================================
00048  *
00049  * This software consists of voluntary contributions made by many
00050  * individuals on behalf of the Apache Software Foundation, and was
00051  * originally based on software copyright (c) 1999, International
00052  * Business Machines, Inc., http://www.ibm.com .  For more information
00053  * on the Apache Software Foundation, please see
00054  * <http://www.apache.org/>.
00055  */
00056 
00057 /*
00058  * $Log: XMLAttDef.hpp,v $
00059  * Revision 1.5  2003/01/29 19:45:35  gareth
00060  * added api for DOMTypeInfo
00061  *
00062  * Revision 1.4  2002/12/10 02:15:55  knoaman
00063  * Schema Errata: E1-21.
00064  *
00065  * Revision 1.3  2002/11/04 15:00:21  tng
00066  * C++ Namespace Support.
00067  *
00068  * Revision 1.2  2002/02/20 18:17:01  tng
00069  * [Bug 5977] Warnings on generating apiDocs.
00070  *
00071  * Revision 1.1.1.1  2002/02/01 22:21:50  peiyongz
00072  * sane_include
00073  *
00074  * Revision 1.13  2001/11/15 16:36:36  knoaman
00075  * Re-organize constant values.
00076  *
00077  * Revision 1.12  2001/08/09 15:23:37  knoaman
00078  * add support for <anyAttribute> declaration.
00079  *
00080  * Revision 1.11  2001/06/21 14:25:26  knoaman
00081  * Fix for bug 1946
00082  *
00083  * Revision 1.10  2001/05/11 13:25:31  tng
00084  * Copyright update.
00085  *
00086  * Revision 1.9  2001/02/27 18:48:20  tng
00087  * Schema: Add SchemaAttDef, SchemaElementDecl, SchemaAttDefList.
00088  *
00089  * Revision 1.8  2000/12/14 18:49:56  tng
00090  * Fix API document generation warning: "Warning: end of member group without matching begin"
00091  *
00092  * Revision 1.7  2000/11/30 18:22:38  andyh
00093  * reuseValidator - fix bugs (spurious errors) that occured on reuse due to
00094  * pools already containing some items.  Fixed by Tinny Ng.
00095  *
00096  * Revision 1.6  2000/07/07 22:23:38  jpolast
00097  * remove useless getKey() functions.
00098  *
00099  * Revision 1.5  2000/02/24 20:00:22  abagchi
00100  * Swat for removing Log from API docs
00101  *
00102  * Revision 1.4  2000/02/16 23:03:48  roddey
00103  * More documentation updates
00104  *
00105  * Revision 1.3  2000/02/15 01:21:30  roddey
00106  * Some initial documentation improvements. More to come...
00107  *
00108  * Revision 1.2  2000/02/06 07:47:46  rahulj
00109  * Year 2K copyright swat.
00110  *
00111  * Revision 1.1.1.1  1999/11/09 01:08:27  twl
00112  * Initial checkin
00113  *
00114  * Revision 1.2  1999/11/08 20:44:34  rahul
00115  * Swat for adding in Product name and CVS comment log variable.
00116  *
00117  */
00118 
00119 #if !defined(ATTDEF_HPP)
00120 #define ATTDEF_HPP
00121 
00122 #include <xercesc/util/XMLString.hpp>
00123 
00124 XERCES_CPP_NAMESPACE_BEGIN
00125 
00126 class XMLAttr;
00127 
00146 class  XMLAttDef
00147 {
00148 public:
00149     // -----------------------------------------------------------------------
00150     //  Class specific types
00151     //
00152     //  AttTypes
00153     //      The list of possible types that an attribute can have, according
00154     //      to the XML 1.0 spec and schema.
00155     //
00156     //  DefAttTypes
00157     //      The modifiers that an attribute decl can have, which indicates
00158     //      whether instances of that attributes are required, implied, etc..
00159     //
00160     //  CreateReasons
00161     //      This type is used to store how an attribute declaration got into
00162     //      the elementdecl's attribute pool.
00163     //
00164     // -----------------------------------------------------------------------
00165     enum AttTypes
00166     {
00167         CData               = 0
00168         , ID                = 1
00169         , IDRef             = 2
00170         , IDRefs            = 3
00171         , Entity            = 4
00172         , Entities          = 5
00173         , NmToken           = 6
00174         , NmTokens          = 7
00175         , Notation          = 8
00176         , Enumeration       = 9
00177         , Simple            = 10
00178         , Any_Any           = 11
00179         , Any_Other         = 12
00180         , Any_List          = 13
00181 
00182         , AttTypes_Count
00183         , AttTypes_Min      = 0
00184         , AttTypes_Max      = 13
00185         , AttTypes_Unknown  = -1
00186     };
00187 
00188     enum DefAttTypes
00189     {
00190         Default                  = 0
00191         , Fixed                  = 1
00192         , Required               = 2
00193         , Required_And_Fixed     = 3
00194         , Implied                = 4
00195         , ProcessContents_Skip   = 5
00196         , ProcessContents_Lax    = 6
00197         , ProcessContents_Strict = 7
00198         , Prohibited             = 8
00199 
00200         , DefAttTypes_Count
00201         , DefAttTypes_Min   = 0
00202         , DefAttTypes_Max   = 8
00203         , DefAttTypes_Unknown = -1
00204     };
00205 
00206     enum CreateReasons
00207     {
00208         NoReason
00209         , JustFaultIn
00210     };
00211 
00212     // -----------------------------------------------------------------------
00213     //  Public static data members
00214     // -----------------------------------------------------------------------
00215     static const unsigned int fgInvalidAttrId;
00216 
00217 
00218     // -----------------------------------------------------------------------
00219     //  Public, static methods
00220     // -----------------------------------------------------------------------
00221 
00224 
00235     static const XMLCh* getAttTypeString(const AttTypes attrType);
00236 
00247     static const XMLCh* getDefAttTypeString(const DefAttTypes attrType);
00248 
00250 
00251 
00252     // -----------------------------------------------------------------------
00253     //  Destructor
00254     // -----------------------------------------------------------------------
00255 
00258 
00262     virtual ~XMLAttDef();
00264 
00265 
00266     // -----------------------------------------------------------------------
00267     //  The virtual attribute def interface
00268     // -----------------------------------------------------------------------
00269 
00272 
00281     virtual const XMLCh* getFullName() const = 0;
00282 
00287     virtual void reset() = 0;
00288 
00290 
00291 
00292     // -----------------------------------------------------------------------
00293     //  Getter methods
00294     // -----------------------------------------------------------------------
00295 
00298 
00307     DefAttTypes getDefaultType() const;
00308 
00318     const XMLCh* getEnumeration() const;
00319 
00328     unsigned int getId() const;
00329 
00343     bool getProvided() const;
00344 
00354     AttTypes getType() const;
00355 
00365     const XMLCh* getValue() const;
00366 
00375     CreateReasons getCreateReason() const;
00376 
00384     bool isExternal() const;
00385 
00386 
00390     virtual const XMLCh* getDOMTypeInfoUri() const = 0;
00391 
00395     virtual const XMLCh* getDOMTypeInfoName() const = 0;
00396 
00398 
00399 
00400     // -----------------------------------------------------------------------
00401     //  Setter methods
00402     // -----------------------------------------------------------------------
00403 
00406 
00415     void setDefaultType(const XMLAttDef::DefAttTypes newValue);
00416 
00425     void setId(const unsigned int newId);
00426 
00435     void setProvided(const bool newValue);
00436 
00444     void setType(const XMLAttDef::AttTypes newValue);
00445 
00456     void setValue(const XMLCh* const newValue);
00457 
00468     void setEnumeration(const XMLCh* const newValue);
00469 
00477     void setCreateReason(const CreateReasons newReason);
00478 
00484     void setExternalAttDeclaration(const bool aValue);
00485 
00487 
00488 protected :
00489     // -----------------------------------------------------------------------
00490     //  Hidden constructors
00491     // -----------------------------------------------------------------------
00492     XMLAttDef
00493     (
00494         const   AttTypes            type = CData
00495         , const DefAttTypes         defType = Implied
00496     );
00497     XMLAttDef
00498     (
00499         const   XMLCh* const        attValue
00500         , const AttTypes            type
00501         , const DefAttTypes         defType
00502         , const XMLCh* const        enumValues = 0
00503     );
00504 
00505 
00506 private :
00507     // -----------------------------------------------------------------------
00508     //  Unimplemented constructors and operators
00509     // -----------------------------------------------------------------------
00510     XMLAttDef(const XMLAttDef&);
00511     void operator=(const XMLAttDef&);
00512 
00513 
00514     // -----------------------------------------------------------------------
00515     //  Private helper methods
00516     // -----------------------------------------------------------------------
00517     void cleanUp();
00518 
00519 
00520     // -----------------------------------------------------------------------
00521     //  Private data members
00522     //
00523     //  fDefaultType
00524     //      Indicates what, if any, default stuff this attribute has.
00525     //
00526     //  fEnumeration
00527     //      If its an enumeration, this is the list of values as space
00528     //      separated values.
00529     //
00530     //  fId
00531     //      This is the unique id of this attribute, given to it when its put
00532     //      into the validator's attribute decl pool. It defaults to the
00533     //      special value XMLAttrDef::fgInvalidAttrId.
00534     //
00535     //  fProvided
00536     //      This field is really for use by the scanner. It is used to track
00537     //      which of the attributes of an element were provided. Any marked
00538     //      as not provided (after scanning the start tag) and having a
00539     //      default type of Required, is in error.
00540     //
00541     //  fType
00542     //      The type of attribute, which is one of the AttTypes values.
00543     //
00544     //  fValue
00545     //      This is the value of the attribute, which is the default value
00546     //      given in the attribute declaration.
00547     //
00548     //  fCreateReason
00549     //      This flag tells us how this attribute got created.  Sometimes even
00550     //      the attribute was not declared for the element, we want to fault
00551     //      fault it into the pool to avoid lots of redundant errors.
00552     //
00553     //  fExternalAttribute
00554     //      This flag indicates whether or not the attribute was declared externally.
00555     // -----------------------------------------------------------------------
00556     DefAttTypes     fDefaultType;
00557     XMLCh*          fEnumeration;
00558     unsigned int    fId;
00559     bool            fProvided;
00560     AttTypes        fType;
00561     XMLCh*          fValue;
00562     CreateReasons   fCreateReason;
00563     bool            fExternalAttribute;
00564 };
00565 
00566 
00567 
00568 // ---------------------------------------------------------------------------
00569 //  Getter methods
00570 // ---------------------------------------------------------------------------
00571 inline XMLAttDef::DefAttTypes XMLAttDef::getDefaultType() const
00572 {
00573     return fDefaultType;
00574 }
00575 
00576 inline const XMLCh* XMLAttDef::getEnumeration() const
00577 {
00578     return fEnumeration;
00579 }
00580 
00581 inline unsigned int XMLAttDef::getId() const
00582 {
00583     return fId;
00584 }
00585 
00586 inline bool XMLAttDef::getProvided() const
00587 {
00588     return fProvided;
00589 }
00590 
00591 inline XMLAttDef::AttTypes XMLAttDef::getType() const
00592 {
00593     return fType;
00594 }
00595 
00596 inline const XMLCh* XMLAttDef::getValue() const
00597 {
00598     return fValue;
00599 }
00600 
00601 inline XMLAttDef::CreateReasons XMLAttDef::getCreateReason() const
00602 {
00603     return fCreateReason;
00604 }
00605 
00606 inline bool XMLAttDef::isExternal() const
00607 {
00608     return fExternalAttribute;
00609 }
00610 
00611 
00612 // ---------------------------------------------------------------------------
00613 //  XMLAttDef: Setter methods
00614 // ---------------------------------------------------------------------------
00615 inline void XMLAttDef::setDefaultType(const XMLAttDef::DefAttTypes newValue)
00616 {
00617     fDefaultType = newValue;
00618 }
00619 
00620 inline void XMLAttDef::setEnumeration(const XMLCh* const newValue)
00621 {
00622     delete [] fEnumeration;
00623 
00624     if (newValue) {
00625         fEnumeration = XMLString::replicate(newValue);
00626     }
00627     else {
00628         fEnumeration = 0;
00629     }
00630 }
00631 
00632 inline void XMLAttDef::setId(const unsigned int newId)
00633 {
00634     fId = newId;
00635 }
00636 
00637 inline void XMLAttDef::setProvided(const bool newValue)
00638 {
00639     fProvided = newValue;
00640 }
00641 
00642 inline void XMLAttDef::setType(const XMLAttDef::AttTypes newValue)
00643 {
00644     fType = newValue;
00645 }
00646 
00647 inline void XMLAttDef::setValue(const XMLCh* const newValue)
00648 {
00649     delete [] fValue;
00650     fValue = XMLString::replicate(newValue);
00651 }
00652 
00653 inline void
00654 XMLAttDef::setCreateReason(const XMLAttDef::CreateReasons newReason)
00655 {
00656     fCreateReason = newReason;
00657 }
00658 
00659 inline void XMLAttDef::setExternalAttDeclaration(const bool aValue)
00660 {
00661     fExternalAttribute = aValue;
00662 }
00663 
00664 XERCES_CPP_NAMESPACE_END
00665 
00666 #endif


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