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Re: Problem using JAXB (from Sun)

• To: xml-dev@l...
• Subject: Re: Problem using JAXB (from Sun)
• From: Mukul Gandhi <mukul_gandhi@y...>
• Date: Tue, 16 Aug 2005 00:23:31 -0700 (PDT)
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• In-reply-to: <20050812131034.54858.qmail@w...>

My problem got solved. There was some problem in the
XML Schema.

Regards,
Mukul

--- Mukul Gandhi <mukul_gandhi@y...> wrote:

> Hello,
>    Sorry that this is third mail from me on this
> subject. Also sorry that my description so far was a
> bit vague. I'll try to explain the problem in more
> detail below.
> 
> I am using Sun's Java Web Services Developer Pack
> 1.6
> (within that JAXB 2.0 Implementation). Everything
> seems to be working fine. 
> 
> First I used xjc compiler to generate type
> definitions
> from a XML Schema. 
> 
> Then I created a Java application to populate a Java
> object(which mirros the XML Schema) with some data. 
> 
> I am trying to marshal this Java object to a XML
> file.
> 
> 
> But when I run the Java application, I get XML
> output
> as
> <?xml version="1.0" encoding="UTF-8"
> standalone="yes"?>
> 
> (the error is, that there comes no data from the
> Java
> object to this XML)
> 
> My XML Schema seems to be all right (I can post it
> along with other files, if someone wishes to debug
> this application). It should be in fact correct I
> feel, because xjc compiler worked fine on the XML
> Schema. All the generated type definitions compiled
> fine along with my main Java application. 
> 
> The mail application is running fine, except it is
> generating blank XML..
> 
> I'll appreciate any help.. (I have to finish this
> application fast).
> 
> Regards,
> Mukul
> 
> --- Mukul Gandhi <mukul_gandhi@y...> wrote:
> 
> > Instead of implementing java.io.Serializable, I
> had
> > to
> > implement XMLSerializable by the CatalogueEntry
> > class
> > (or for any class for that matter).
> > 
> > Now I am not getting error, but the XML output
> > coming
> > is blank i.e just this,
> > 
> > <?xml version="1.0" encoding="UTF-8"
> > standalone="yes"?>
> > 
> > Can someone please tell what could be the problem?
> > 
> > Regards,
> > Mukul
> > 
> > --- Mukul Gandhi <mukul_gandhi@y...> wrote:
> > 
> > > I have got a Java object, which I want to
> marshal
> > to
> > > XML file finally.
> > > 
> > > Below is the JAXB code I have written so far -
> > > 
> > > import javax.xml.bind.JAXBException;
> > > import javax.xml.bind.Marshaller;
> > > 
> > > public class CatalogueMain {
> > >   public static void main(String[] args)
> > >   {
> > >      CatalogueCategory catalogue_category =
> > >                        new CatalogueCategory(
> > >                        1,
> > >                        "Computer Products",
> > >                        "Computer Product
> > Category",
> > >                        -1
> > > 					   );
> > > 
> > >      CatalogueEntry catalogue_entry =
> > >                     new CatalogueEntry(
> > >                     1,
> > >                     1,
> > >                     "Hard Disk",
> > >                     "Computer Hard Disk",
> > >                     "Technical vetting",
> > >                     "Business authorization",
> > >                     55,
> > >                     "GBP",
> > >                     1,
> > >                     "dummy_image_url",
> > >                     new Date(2005,5,8),
> > >                     "procure"
> > > 					);
> > > 
> > >      //create a Marshaller and marshal to
> standard
> > > output
> > >      try
> > >      {
> > >         JAXBContext jc =
> > > JAXBContext.newInstance("generated");
> > > 
> > >         Marshaller m = jc.createMarshaller();
> > > 	   
> > m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT,
> > > Boolean.TRUE);
> > >         m.marshal(catalogue_entry, System.out);
> > >      }
> > >      catch(Exception ex)
> > >      {
> > >         ex.printStackTrace();
> > >      }
> > >   }
> > > }
> > > 
> > > When I run this program, I am getting following
> > > exception -
> > > 
> > > javax.xml.bind.MarshalException: the object
> > > parameter
> > > to marshal() is not marsha
> > > llable
> > >         at
> > >
> >
>
generated.impl.runtime.MarshallerImpl.marshal(MarshallerImpl.java:88)
> > > 
> > >         at
> > >
> >
>
javax.xml.bind.helpers.AbstractMarshallerImpl.marshal(AbstractMarshal
> > > lerImpl.java:66)
> > >         at
> > CatalogueMain.main(CatalogueMain.java:47)
> > > 
> > > Can somebody please tell where could be the
> > problem?
> > > 
> > > The CatalogueEntry class definition is -
> > > public class CatalogueEntry extends
> > EntryAttributes
> > > implements java.io.Serializable {
> > > 
> > > 	/**
> > > 	 * Constructor for CatalogueEntry
> > > 	 */
> > > 	public CatalogueEntry() {
> > > 	}
> > > 
> > > 	/**
> > > 	Catalogue builds
> > > 	 */
> > > 	private ArrayList associatedBuilds = null;
> > > 
> > > 	/**
> > > 	Catalogue products
> > > 	 */
> > > 	private ArrayList associatedProducts = null;
> > > 
> > > 	/**
> > > 	Catalogue roles
> > > 	 */
> > > 	private ArrayList associatedRoles = null;
> > > 
> > > 	/**
> > > 	Category id
> > > 	 */
> > > 	private int catalogueCategoryId = 0;
> > > 
> > > 	/**
> > > 	Category name
> > > 	 */
> > > 	private String catalogueCategoryName = null;
> > > 
> > > 	/**
> > > 	 * Field partNumber
> > > 	 */
> > > 	private String partNumber = null;
> > > 
> > > 	/**
> > > 	Type of the catalogue entry.
> > > 	1= Generic Catalogue entry
> > > 	2= Service
> > > 	 */
> > > 	private int catalogueEntryType = 0;
> > > 
> > > 	/**
> > > 	Constructor used for creating object to be used
> > > while
> > > inserting record
> > > 
> > > 
> > > 	 * @param catalogueEntryId int
> > > 	 * @param catalogueCategoryId int
> > > 	 * @param name String
> > > 	 * @param description String
> > > 	 * @param techvet String
> > > 	 * @param businessAuthorization String
> > > 	 * @param price double
> > > 	 * @param currency String
> > > 	 * @param currencyID int
> > > 	 * @param imageURL String
> > > 	 * @param lastOrderDate Date
> > > 	 * @param performAction String
> > > 	 */
> > > 	public CatalogueEntry(
> > > 		int catalogueEntryId,
> > > 		int catalogueCategoryId,
> > > 		String name,
> > > 		String description,
> > > 		String techvet,
> > > 		String businessAuthorization,
> > > 		double price,
> > > 		String currency,
> > > 		int currencyID,
> > > 		String imageURL,
> > > 		Date lastOrderDate,
> > > 		String performAction) {
> > > 		super(
> > > 			catalogueEntryId,
> > > 			name,
> > > 			description,
> > > 			techvet,
> > > 			businessAuthorization,
> > > 			lastOrderDate,
> > > 			imageURL,
> > > 			price,
> > > 			currency,
> > > 			currencyID,
> > > 			performAction);
> > > 		this.catalogueCategoryId =
> catalogueCategoryId;
> > > 
> > > 	}
> > > 
> > > 
> > > 	/**
> > > 	 * Constructor for CatalogueEntry
> > > 	 * @param catalogueEntryId int
> > > 	 * @param catalogueCategoryId int
> > > 	 * @param catalogueCategoryName String
> > > 	 * @param name String
> > > 	 * @param description String
> > > 	 * @param techvet String
> > > 	 * @param businessAuthorization String
> > > 	 * @param price double
> > > 	 * @param currency String
> > > 	 * @param currencyID int
> > > 	 * @param catalogueStatus String
> > > 	 * @param imageURL String
> > > 	 * @param lastOrderDate Date
> > > 	 * @param standardStatus String
> > > 	 * @param catalogueStatusId String
> > > 	 */
> > > 	public CatalogueEntry(
> > > 		int catalogueEntryId,
> > > 		int catalogueCategoryId,
> > > 		String catalogueCategoryName,
> > > 		String name,
> > > 		String description,
> > > 		String techvet,
> > > 		String businessAuthorization,
> > > 		double price,
> > > 		String currency,
> > > 		int currencyID,
> > > 		String catalogueStatus,
> > > 		String imageURL,
> > > 		Date lastOrderDate,
> > > 		String standardStatus,
> > > 		int catalogueStatusId) {
> > > 
> > > 		super(
> > > 			catalogueEntryId,
> > > 			name,
> > > 			description,
> > > 			techvet,
> > > 			businessAuthorization,
> > > 			catalogueStatus,
> > > 			catalogueStatusId,
> > > 			lastOrderDate,
> > > 			imageURL,
> > > 			standardStatus,
> > > 			price,
> > > 			currency,
> > > 			currencyID);
> > > 		this.catalogueCategoryId =
> catalogueCategoryId;
> > > 		this.catalogueCategoryName =
> > > catalogueCategoryName;
> > > 
> > > 	}
> > > 
> > > 	/**
> > > 	Access method for the associatedBuilds
> property.
> > > 
> > > 	@return   the current value of the
> > associatedBuilds
> > > property
> > > 	 */
> > > 	public ArrayList getAssociatedBuilds() {
> > > 		return associatedBuilds;
> > > 	}
> > > 
> > > 	/**
> > > 	Sets the value of the associatedBuilds
> property.
> > > 
> > > 	@param aAssociatedBuilds the new value of the
> > > associatedBuilds property
> > > 	 */
> > > 	public void setAssociatedBuilds(ArrayList
> > > aAssociatedBuilds) {
> > > 		associatedBuilds = aAssociatedBuilds;
> > > 	}
> > > 
> > > 	/**
> > > 	Access method for the associatedProducts
> > property.
> > > 
> > > 	@return   the current value of the
> > > associatedProducts
> > > property
> > > 	 */
> > > 	public ArrayList getAssociatedProducts() {
> > > 		return associatedProducts;
> > > 	}
> > > 
> > > 	/**
> > > 	Sets the value of the associatedProducts
> > property.
> > > 
> > > 	@param aAssociatedProducts the new value of the
> > > associatedProducts property
> > > 	 */
> > > 	public void setAssociatedProducts(ArrayList
> > > aAssociatedProducts) {
> > > 		associatedProducts = aAssociatedProducts;
> > > 	}
> > > 
> > > 	/**
> > > 	Access method for the associatedRoles property.
> > > 
> > > 	@return   the current value of the
> > associatedRoles
> > > property
> > > 	 */
> > > 	public ArrayList getAssociatedRoles() {
> > > 		return associatedRoles;
> > > 	}
> > > 
> > > 	/**
> > > 	Sets the value of the associatedRoles property.
> > > 
> > > 	@param aAssociatedRoles the new value of the
> > > associatedRoles property
> > > 	 */
> > > 	public void setAssociatedRoles(ArrayList
> > > aAssociatedRoles) {
> > > 		associatedRoles = aAssociatedRoles;
> > > 	}
> > > 
> > > 	/**
> > > 	Access method for the catalogueEntryType
> > property.
> > > 
> > > 	@return   the current value of the
> > > catalogueEntryType
> > > property
> > > 	 */
> > > 	public int getCatalogueEntryType() {
> > > 		return catalogueEntryType;
> > > 	}
> > > 
> > > 	/**
> > > 	Sets the value of the catalogueEntryType
> > property.
> > > 
> > > 	@param aCatalogueEntryType the new value of the
> > > catalogueEntryType property
> > > 	 */
> > > 	public void setCatalogueEntryType(int
> > > aCatalogueEntryType) {
> > > 		catalogueEntryType = aCatalogueEntryType;
> > > 	}
> > > 
> > > 	/**
> > > 	@return String
> > > 	Returns string representation of object
> > > 
> > > 	 */
> > > 	public String toString() {
> > > 		return null;
> > > 	}
> > > 
> > > 	/**
> > > 	 * Method getCatalogueCategoryId
> > > 	 * @return int
> > > 	 */
> > > 	public int getCatalogueCategoryId() {
> > > 		return catalogueCategoryId;
> > > 	}
> > > 
> > > 	/**
> > > 	 * Method getCatalogueCategoryName
> > > 	 * @return String
> > > 	 */
> > > 	public String getCatalogueCategoryName() {
> > > 		return catalogueCategoryName;
> > > 	}
> > > 
> > > 	/**
> > > 	 * Method setCatalogueCategoryId
> > > 	 * @param i int
> > > 	 */
> > > 	public void setCatalogueCategoryId(int i) {
> > > 		catalogueCategoryId = i;
> > > 	}
> > > 
> > > 	/**
> > > 	 * Method setCatalogueCategoryName
> > > 	 * @param string String
> > > 	 */
> > > 	public void setCatalogueCategoryName(String
> > string)
> > > {
> > > 		catalogueCategoryName = string;
> > > 	}
> > > 
> > > 	/**
> > > 	 * Method getPartNumber
> > > 	 * @return String
> > > 	 */
> > > 	public String getPartNumber() {
> > > 		return partNumber;
> > > 	}
> > > 
> > > 	/**
> > > 	 * Method setPartNumber
> > > 	 * @param string String
> > > 	 */
> > > 	public void setPartNumber(String string) {
> > > 		partNumber = string;
> > > 	}
> > > 
> > > }
> > > 
> > > I'll be grateful for any help.
> > > 
> > > Regards,
> > > Mukul
> > > 
> > > 
> > > 
> > > 
> > > 		
> > >
> >
> ____________________________________________________
> > > Start your day with Yahoo! - make it your home
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> > >  
> > > 
> > >
> >
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    • From: Mukul Gandhi <mukul_gandhi@y...>

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