Hi Stan, According to your code, you are using the static methods of the Marshaller and so your mapping is not taken into account. Try to switch to the static methods.
Hope that helps, Arnaud > -----Original Message----- > From: Tyree, Stan [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, October 09, 2002 4:32 PM > To: [EMAIL PROTECTED] > Subject: Re: [castor-dev] CastorXML Timestamp issue > > Keith, > > I made those changes but something is still not right. I can see > that it > creates my TimestampFieldHandler but it doesn't call any functions > from that > class. None of the functions like getValue and setValue get called. > > I'm going to get the CVS version to see what it is doing internally. > > > Thanks, > > > Stan T. > > > public String toXML(Object domObject) > { > // Load Mapping > Mapping mapping = null; > try > { > mapping = new Mapping(); > mapping.loadMapping("FPMapping.xml"); > } > catch (Exception e) > { > mapping = null; > log.warn("Could not load the mapping.xml > file.",e); > } > > // Create a File to marshal to > StringWriter writer = new StringWriter(1024); > // Marshal the person object > Marshaller marsh = new Marshaller(writer); > if (mapping != null) > { > marsh.setMapping(mapping); > } > marsh.marshal(domObject, writer); > return writer.toString(); > } > > > -----Original Message----- > From: Keith Visco [mailto:[EMAIL PROTECTED]] > Sent: Monday, October 07, 2002 5:21 PM > To: [EMAIL PROTECTED] > Subject: Re: [castor-dev] CastorXML Timestamp issue > Importance: Low > > > Stan, > > You field mapping should look as follows: > > <field name="timestampValue" type="string" > handler="com.firepond.util.xml.TimestampFieldHandler" > > <bind-xml name="timestamp-value" node="element"/> > </field> > > Note the type="string". > > Your FieldHandler should handle the conversion to/from a string > value. > > setValue() will be given a string as it's, you construct your > Timestamp from > the string and pass it to your object. > > getValue() should return the string value of the Timestamp. > > --Keith > > > "Tyree, Stan" wrote: > > > > Ok, I've implemented an initial version of a TimestampFieldHandler > but > > Castor is unable to "construct" a Timestamp object since > > java.sql.Timestamp doesn't have a default constructor. I've > looked at > > the code and it is throwing an exception when it looks for a > default > > constructor on the Timestamp class in the ClassDescriptorImpl. Is > > there a way to overcome this by directing it to use another > > ClassDescriptorImpl via my mapping file? > > > > Also, is there a place on the Castor website that has information > > about what attributes can be used for the different elements in a > > mapping.xml file? I've been looking at > > http://castor.exolab.org/xml-mapping.html and it didn't have > anything > > for the "handler" attribute on the <FIELD> element. > > > > Thanks, > > > > Stan T. > > > > 046 [main] FATAL test.testXMLUtility - Error > > org.exolab.castor.mapping.MappingException: The Java class > > java.sql.Timestamp is not constructable -- it does not contain a > > default public constructor > > at > > > org.exolab.castor.mapping.loader.ClassDescriptorImpl.<init>(Unknown > Source) > > at > > > org.exolab.castor.mapping.loader.MappingLoader.createDescriptor(Unkn > ow > > n > > Source) > > at > org.exolab.castor.xml.XMLMappingLoader.createDescriptor(Unknown > > Source) > > at > > org.exolab.castor.mapping.loader.MappingLoader.loadMapping(Unknown > Source) > > at org.exolab.castor.mapping.Mapping.getResolver(Unknown > Source) > > at org.exolab.castor.mapping.Mapping.getResolver(Unknown > Source) > > at org.exolab.castor.xml.Marshaller.setMapping(Unknown > Source) > > at > > > com.firepond.util.xml.XMLUtility.toCasterXMLString(XMLUtility.java:1 > 51) > > at > test.testXMLUtility.testExportXML(testXMLUtility.java:103) > > at java.lang.reflect.Method.invoke(Native Method) > > at junit.framework.TestCase.runTest(TestCase.java:166) > > at junit.framework.TestCase.runBare(TestCase.java:140) > > at > junit.framework.TestResult$1.protect(TestResult.java:106) > > at > junit.framework.TestResult.runProtected(TestResult.java:124) > > at junit.framework.TestResult.run(TestResult.java:109) > > at junit.framework.TestCase.run(TestCase.java:131) > > at junit.framework.TestSuite.runTest(TestSuite.java:173) > > at junit.framework.TestSuite.run(TestSuite.java:168) > > at > > > org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(Remo > teTestRu > > nner.java:329) > > at > > > org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTes > tRunner. > > java:218) > > at > > > org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTe > stRunner > > .java:151) > > > > <?xml version="1.0"?> > > <!DOCTYPE mapping PUBLIC "-//EXOLAB/Castor Object Mapping DTD > Version > > 1.0//EN" > > "http://castor.exolab.org/mapping.dtd";> > > <mapping> > > > > <class name="test.xml.TestA"> > > <map-to xml="TestA"/> > > : > > : > > : > > <field name="timestampValue" type="java.sql.Timestamp" > > handler="com.firepond.util.xml.TimestampFieldHandler" > > > <bind-xml name="timestamp-value" node="element"/> > > </field> > > : > > : > > : > > </class> > > > > -----Original Message----- > > From: Keith Visco [mailto:[EMAIL PROTECTED]] > > Sent: Friday, October 04, 2002 3:30 PM > > To: [EMAIL PROTECTED] > > Subject: Re: [castor-dev] CastorXML Timestamp issue > > Importance: Low > > > > You received the ZoneMastBiz object because that is the parent > object > > in which the field needs to be set, or retrieved from. > > > > If you are using the CVS version and you want information about > > *which* field it is, try extending AbstractFieldHandler. You can > then > > determine information about the field by using the > > getFieldDescriptor() method: > > > > public Object getValue(Object _obj) throws > IllegalStateException > > { > > > > if (getFieldDescriptor().getName().equals("User27")) { > > ... > > } > > } > > > > > > --Keith > > > > Tin wrote: > > > > > > Hi, > > > I have tried your suggestion, but my custom field handler will > get > > > the object that contains the field. There is no way to tell > which > > > field I want to handle. ex, my mapping file > > > ------------------- > > > <class name="ZoneMastBiz"> > > > <field name="User27" type="java.sql.Timestamp" > > > handler="TimestampFieldHandler"> > > > <bind-xml name="User27" node="element"/> > > > </field> > > > ------------------- > > > > > > In my field handler, I got the object ZoneMastBiz, which I think > it > > > should be "User27". So, I can "handler" it myself. Any > suggestion? > > > > > > my handler implement > > > ---------------------- > > > public class TimestampFieldHandler extends XMLFieldHandler { > > > ... > > > > > > public Object getValue(Object _obj) throws > IllegalStateException > > > { > > > /* I got ZoneMastBiz here. How could I know it is called > within > > > the field "User27" ? */ > > > } > > > ... > > > } > > > -----Original Message----- > > > From: Arnaud Blandin [mailto:[EMAIL PROTECTED]] > > > Sent: Friday, October 04, 2002 5:49 AM > > > To: [EMAIL PROTECTED] > > > Subject: Re: [castor-dev] CastorXML Timestamp issue > > > > > > Hi Stan, > > > > > > We can't integrate the patch the way it is since it doesn't fit > with > > > the current code base and semantics of Castor. The best way to > > > provide marshalling and unmarshalling of such a class is to use > the > > > pluggable FieldHandler API in Castor. What you have to do is > write a > > > specific FieldHandler that will help the marshalling framework > to > > > marshal/unmarshal a java.sql.TimeStamp. You can take a look at > > > org.exolab.castor.xml.handlers.DateFieldHandler as an example. > Once > > > your handler is ready you can specify it using the 'handler' > > > attribute of the <field> element in a mapping file. Feel free > also > > > to send us the handler so that we can integrate it in the next > > > release. > > > > > > Thanks, > > > > > > Arnaud > > > > > > -----Original Message----- > > > From: Tyree, Stan [mailto:[EMAIL PROTECTED]] > > > Sent: Thursday, October 03, 2002 9:03 PM > > > To: [EMAIL PROTECTED] > > > Subject: [castor-dev] CastorXML Timestamp issue > > > > > > Quan, > > > > > > I saw this post and didn't see your fix in the latest version of > > > castor. Do you know if anyone has plans of addressing the > > > problem/solution you had? > > > > > > http://www.mail-archive.com/[email protected]/msg01422.html > > > > > > Thanks, > > > > > > Stan T. > > > > > > ----------------------------------------------------------- > > > If you wish to unsubscribe from this mailing, send mail to > > > [EMAIL PROTECTED] with a subject of: > > > unsubscribe castor-dev > > > > > > ----------------------------------------------------------- > > > If you wish to unsubscribe from this mailing, send mail to > > > [EMAIL PROTECTED] with a subject of: > > > unsubscribe castor-dev > > > > ----------------------------------------------------------- > > If you wish to unsubscribe from this mailing, send mail to > > [EMAIL PROTECTED] with a subject of: > > unsubscribe castor-dev > > > > ----------------------------------------------------------- > > If you wish to unsubscribe from this mailing, send mail to > > [EMAIL PROTECTED] with a subject of: > > unsubscribe castor-dev > > ----------------------------------------------------------- > If you wish to unsubscribe from this mailing, send mail to > [EMAIL PROTECTED] with a subject of: > unsubscribe castor-dev > > ----------------------------------------------------------- > If you wish to unsubscribe from this mailing, send mail to > [EMAIL PROTECTED] with a subject of: > unsubscribe castor-dev ----------------------------------------------------------- If you wish to unsubscribe from this mailing, send mail to [EMAIL PROTECTED] with a subject of: unsubscribe castor-dev
