Werner, I have attached the source code file.
Stefan --- Werner Guttmann <[EMAIL PROTECTED]> schrieb: > Stefan, > > Can you please post the source code for the > (generated) > StateStateMomentType class ? It looks odd to me that > any class generated > by the source generator would not have a default > constructor. Having > said that, as you are specifing an enum, this migth > as well be the case > ... ;-). Let's look at the class first. > > Regards > Werner > > > -----Original Message----- > > From: Stefan Lober [mailto:[EMAIL PROTECTED] > > Sent: Dienstag, 22. November 2005 17:14 > > To: [email protected] > > Subject: [castor-user] [XML/JDO] Problems using > > ClassDescriptors and a mapping file > > > > Hello, > > I have built my project around Castor using an XML > Schema as > > starting point for my development. > > The development process is planned to be as > follows: > > XSD => Java source (via SourceGenerator) Java > source => Java > > classes (Java compiler) Java classes => mapping > file for > > XML&JDO (MappingTool) > > > > I have modified the MappingTool class, so that it > also > > integrates JDO mapping information in my mapping > file. > > The intention is to unmarshal an XML document > (described by > > the XSD) and persist it in the database. > > > > Unfortunately, a construct in the XSD causes some > problems. > > This is it: > > > > <element name="state"> > > <complexType mixed="true"> > > <attribute name="id" type="int" use="optional" > /> > > <attribute name="state-moment" use="required"> > > <simpleType> > > <restriction base="NMTOKEN"> > > <enumeration value="Unknown" /> > > <enumeration value="StateEnd" /> > > <enumeration value="StateBegin" /> > > </restriction> > > </simpleType> > > </attribute> > > <attribute name="stamptime" type="string" > > use="required" /> > > </complexType> > > </element> > > > > This element is referenced from a another element > in the schema. > > > > First, I had let the SourceGenerator generate ONLY > the > > classes and NO class descriptors (with > -gen-mapping and -nodesc). > > I get this mapping back from MappingTool: > > > > <class cst:name="log.State" > > cst:depends="log.Systemstates" cst:identity="id" > > cst:key-generator="MAX"> > > <description>Default mapping for class > log.State</description> > > <map-to cst:table="State" cst:xml="state" /> > <field > > cst:name="valid" cst:type="boolean"> > > <sql name="valid" dirty="check" /> > > <bind-xml name="valid" node="attribute" /> > > </field> > > <field cst:name="id" cst:type="integer"> > > <sql name="id" type="integer" dirty="check" /> > > <bind-xml name="id" node="attribute" /> > > </field> > > <field cst:name="content" cst:type="string"> > > <sql name="content" type="char" dirty="check" /> > > <bind-xml name="content" node="element" /> > > </field> > > <field cst:name="stamptime" cst:type="string"> > > <sql name="stamptime" type="char" dirty="check" > /> > > <bind-xml name="stamptime" node="element" /> > > </field> > > </class> > > > > This gives me the following error when the > unmarshal method is called: > > > > Illegal Text data found as child of: state > > value: "INIT"{file: [not available]; line: 5; > > column: 85} > > at > > > org.exolab.castor.xml.Unmarshaller.unmarshal(Unmarshaller.java:671) > > > > The according XML line ist this: > > > > <state state-moment="StateBegin" > > stamptime="2005-10-25T11:46:09" >INIT</state> > > > > --------------------------------- > > > > So I tried using the class descriptors. > Unmarshalling the XML > > document works now. But as soon as I try to > persist the data > > in the DB, I have to use the generated mapping > (form > > MappingTool). The call of > JDOManager.loadConfiguration > > results in the following > > exception: > > > > org.exolab.castor.mapping.MappingException: The > Java class > > log.types.StateStateMomentType is not > constructable -- it > > does not contain a default public constructor > > at > > > org.exolab.castor.mapping.loader.ClassDescriptorImpl.<init>(Cl > > assDescriptorImpl.java:161) > > > > Is my approach of using class descriptors AND a > mapping file > > the reason for this problem? > > Is it possible to solve this? > > > > Another question: Is it possible to use a > > GerealizedFieldHandler WITHOUT a mapping file? > > > > Any hint would be appreciated. > > > > Stefan > > > > > > > > > > > > > > > ___________________________________________________________ > > Gesendet von Yahoo! Mail - Jetzt mit 1GB Speicher > kostenlos - > > Hier anmelden: http://mail.yahoo.de > > > > ------------------------------------------------- > > If you wish to unsubscribe from this list, please > send an > > empty message to the following address: > > > > [EMAIL PROTECTED] > > ------------------------------------------------- > > > > > > > > ------------------------------------------------- > If you wish to unsubscribe from this list, please > send an empty message to the following address: > > [EMAIL PROTECTED] > ------------------------------------------------- > > ___________________________________________________________ Gesendet von Yahoo! Mail - Jetzt mit 1GB Speicher kostenlos - Hier anmelden: http://mail.yahoo.de/* * This class was automatically generated with * Castor 0.9.9, using an XML * Schema. * $Id$ */ package log.types; //---------------------------------/ //- Imported classes and packages -/ //---------------------------------/ import java.io.Serializable; import java.util.Enumeration; import java.util.Hashtable; import org.exolab.castor.xml.Marshaller; import org.exolab.castor.xml.Unmarshaller; /** * Class StateStateMomentType. * * @version $Revision$ $Date$ */ public class StateStateMomentType implements java.io.Serializable { //--------------------------/ //- Class/Member Variables -/ //--------------------------/ /** * The Unknown type */ public static final int UNKNOWN_TYPE = 0; /** * The instance of the Unknown type */ public static final StateStateMomentType UNKNOWN = new StateStateMomentType(UNKNOWN_TYPE, "Unknown"); /** * The StateEnd type */ public static final int STATEEND_TYPE = 1; /** * The instance of the StateEnd type */ public static final StateStateMomentType STATEEND = new StateStateMomentType(STATEEND_TYPE, "StateEnd"); /** * The StateBegin type */ public static final int STATEBEGIN_TYPE = 2; /** * The instance of the StateBegin type */ public static final StateStateMomentType STATEBEGIN = new StateStateMomentType(STATEBEGIN_TYPE, "StateBegin"); /** * Field _memberTable */ private static java.util.Hashtable _memberTable = init(); /** * Field type */ private int type = -1; /** * Field stringValue */ private java.lang.String stringValue = null; //----------------/ //- Constructors -/ //----------------/ private StateStateMomentType(int type, java.lang.String value) { super(); this.type = type; this.stringValue = value; } //-- log.types.StateStateMomentType(int, java.lang.String) //-----------/ //- Methods -/ //-----------/ /** * Method enumerate * * Returns an enumeration of all possible instances of * StateStateMomentType * * @return Enumeration */ public static java.util.Enumeration enumerate() { return _memberTable.elements(); } //-- java.util.Enumeration enumerate() /** * Method getType * * Returns the type of this StateStateMomentType * * @return int */ public int getType() { return this.type; } //-- int getType() /** * Method init * * * * @return Hashtable */ private static java.util.Hashtable init() { Hashtable members = new Hashtable(); members.put("Unknown", UNKNOWN); members.put("StateEnd", STATEEND); members.put("StateBegin", STATEBEGIN); return members; } //-- java.util.Hashtable init() /** * Method readResolve * * will be called during deserialization to replace the * deserialized object with the correct constant instance. *
* * @return Object */ private java.lang.Object readResolve() { return valueOf(this.stringValue); } //-- java.lang.Object readResolve() /** * Method toString * * Returns the String representation of this * StateStateMomentType * * @return String */ public java.lang.String toString() { return this.stringValue; } //-- java.lang.String toString() /** * Method valueOf * * Returns a new StateStateMomentType based on the given String * value. * * @param string * @return StateStateMomentType */ public static log.types.StateStateMomentType valueOf(java.lang.String string) { java.lang.Object obj = null; if (string != null) obj = _memberTable.get(string); if (obj == null) { String err = "'" + string + "' is not a valid StateStateMomentType"; throw new IllegalArgumentException(err); } return (StateStateMomentType) obj; } //-- log.types.StateStateMomentType valueOf(java.lang.String) }
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