Re: Form Validator java.lang.InstantiationException
Ok, I've found my error.
my java class was an **abstract** class !! And of course java could not
instanciate a abstract class.
sorry for the noise.
cyrille
Cyrille37 a écrit :
Shing Hing Man a écrit :
Try replacing
public DocumentsUploadFileValidator()
{}
by public DocumentsUploadFileValidator()
{super();}
Shing
Thanks Shing,
I did, but it doesn't change. Still have the error.
Error initializing validator 'documentsUploadFileValidator' (class
tap03.ui.web.validators.DocumentsUploadFileValidator):
java.lang.InstantiationException
#
sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:30)
# java.lang.reflect.Constructor.newInstance(Constructor.java:494)
# java.lang.Class.newInstance0(Class.java:350)
# java.lang.Class.newInstance(Class.java:303)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.buildValidator(ValidatorFactoryImpl.java:132)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.constructValidatorList(ValidatorFactoryImpl.java:100)
#
$ValidatorFactory_10f95fa28f3.constructValidatorList($ValidatorFactory_10f95fa28f3.java)
#
$ValidatorFactory_10f95fa28f2.constructValidatorList($ValidatorFactory_10f95fa28f2.java)
#
org.apache.tapestry.form.validator.ValidatorsBindingFactory.createBinding(ValidatorsBindingFactory.java:39)
...
Cyrille.
--- Cyrille37 <[EMAIL PROTECTED]> wrote:
Hello,
I'm trying to create a really simple Form field
validator but it fails and throw an java.lang.InstantiationException.
Since 3 hours I'm looking in TAP's severals examples
but I could not find the reason of the exception.
Please could you help me to find where is my error ?
Thanks
Cyrille
**The Exception :**
org.apache.hivemind.ApplicationRuntimeException
Error initializing validator
'documentsUploadFileValidator' (class
tap03.ui.web.validators.DocumentsUploadFileValidator):
java.lang.InstantiationException
java.lang.InstantiationException
#
sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:30)
#
java.lang.reflect.Constructor.newInstance(Constructor.java:494)
# java.lang.Class.newInstance0(Class.java:350)
# java.lang.Class.newInstance(Class.java:303)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.buildValidator(ValidatorFactoryImpl.java:132)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.constructValidatorList(ValidatorFactoryImpl.java:100)
Here is my files :
**in hivemodule.xml :**
configuration-id="tapestry.form.validator.Validators">
class="tap03.ui.web.validators.DocumentsUploadFileValidator"
name="documentsUploadFileValidator"
configurable="false"
/>
**in the html page :**
:
validators="validators:documentsUploadFileValidator"/>
**the java file :**
package tap03.ui.web.validators;
import org.apache.tapestry.form.IFormComponent;
import org.apache.tapestry.form.ValidationMessages;
import
org.apache.tapestry.form.validator.BaseValidator;
import org.apache.tapestry.valid.ValidatorException;
public abstract class DocumentsUploadFileValidator
extends BaseValidator
{
public DocumentsUploadFileValidator()
{
System.err.println("DocumentsUploadFileValidator.DocumentsUploadFileValidator()");
}
public DocumentsUploadFileValidator(String
initializer)
{
super(initializer);
System.err.println("DocumentsUploadFileValidator.DocumentsUploadFileValidator(String
initializer)");
}
public void validate(IFormComponent field,
ValidationMessages messages, Object object) throws ValidatorException
{
System.out.println("DocumentsUploadFileValidator.validate()");
}
}
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Re: Form Validator java.lang.InstantiationException
Shing Hing Man a écrit :
Try replacing
public DocumentsUploadFileValidator()
{}
by
public DocumentsUploadFileValidator()
{super();}
Shing
Thanks Shing,
I did, but it doesn't change. Still have the error.
Error initializing validator 'documentsUploadFileValidator' (class
tap03.ui.web.validators.DocumentsUploadFileValidator):
java.lang.InstantiationException
#
sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:30)
# java.lang.reflect.Constructor.newInstance(Constructor.java:494)
# java.lang.Class.newInstance0(Class.java:350)
# java.lang.Class.newInstance(Class.java:303)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.buildValidator(ValidatorFactoryImpl.java:132)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.constructValidatorList(ValidatorFactoryImpl.java:100)
#
$ValidatorFactory_10f95fa28f3.constructValidatorList($ValidatorFactory_10f95fa28f3.java)
#
$ValidatorFactory_10f95fa28f2.constructValidatorList($ValidatorFactory_10f95fa28f2.java)
#
org.apache.tapestry.form.validator.ValidatorsBindingFactory.createBinding(ValidatorsBindingFactory.java:39)
...
Cyrille.
--- Cyrille37 <[EMAIL PROTECTED]> wrote:
Hello,
I'm trying to create a really simple Form field
validator but it fails
and throw an java.lang.InstantiationException.
Since 3 hours I'm looking in TAP's severals examples
but I could not
find the reason of the exception.
Please could you help me to find where is my error ?
Thanks
Cyrille
**The Exception :**
org.apache.hivemind.ApplicationRuntimeException
Error initializing validator
'documentsUploadFileValidator' (class
tap03.ui.web.validators.DocumentsUploadFileValidator):
java.lang.InstantiationException
java.lang.InstantiationException
#
sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:30)
#
java.lang.reflect.Constructor.newInstance(Constructor.java:494)
# java.lang.Class.newInstance0(Class.java:350)
# java.lang.Class.newInstance(Class.java:303)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.buildValidator(ValidatorFactoryImpl.java:132)
#
org.apache.tapestry.form.validator.ValidatorFactoryImpl.constructValidatorList(ValidatorFactoryImpl.java:100)
Here is my files :
**in hivemodule.xml :**
configuration-id="tapestry.form.validator.Validators">
class="tap03.ui.web.validators.DocumentsUploadFileValidator"
name="documentsUploadFileValidator"
configurable="false"
/>
**in the html page :**
:
file="ognl:file" size="30"
displayName="File"
validators="validators:documentsUploadFileValidator"/>
**the java file :**
package tap03.ui.web.validators;
import org.apache.tapestry.form.IFormComponent;
import org.apache.tapestry.form.ValidationMessages;
import
org.apache.tapestry.form.validator.BaseValidator;
import org.apache.tapestry.valid.ValidatorException;
public abstract class DocumentsUploadFileValidator
extends BaseValidator
{
public DocumentsUploadFileValidator()
{
System.err.println("DocumentsUploadFileValidator.DocumentsUploadFileValidator()");
}
public DocumentsUploadFileValidator(String
initializer)
{
super(initializer);
System.err.println("DocumentsUploadFileValidator.DocumentsUploadFileValidator(String
initializer)");
}
public void validate(IFormComponent field,
ValidationMessages
messages, Object object) throws ValidatorException
{
System.out.println("DocumentsUploadFileValidator.validate()");
}
}
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Re: Form Validator java.lang.InstantiationException
Try replacing
public DocumentsUploadFileValidator()
{}
by
public DocumentsUploadFileValidator()
{super();}
Shing
--- Cyrille37 <[EMAIL PROTECTED]> wrote:
> Hello,
>
> I'm trying to create a really simple Form field
> validator but it fails
> and throw an java.lang.InstantiationException.
> Since 3 hours I'm looking in TAP's severals examples
> but I could not
> find the reason of the exception.
> Please could you help me to find where is my error ?
> Thanks
> Cyrille
>
> **The Exception :**
>
> org.apache.hivemind.ApplicationRuntimeException
> Error initializing validator
> 'documentsUploadFileValidator' (class
>
tap03.ui.web.validators.DocumentsUploadFileValidator):
>
> java.lang.InstantiationException
>
> java.lang.InstantiationException
> #
>
sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:30)
> #
>
java.lang.reflect.Constructor.newInstance(Constructor.java:494)
> # java.lang.Class.newInstance0(Class.java:350)
> # java.lang.Class.newInstance(Class.java:303)
> #
>
org.apache.tapestry.form.validator.ValidatorFactoryImpl.buildValidator(ValidatorFactoryImpl.java:132)
> #
>
org.apache.tapestry.form.validator.ValidatorFactoryImpl.constructValidatorList(ValidatorFactoryImpl.java:100)
>
> Here is my files :
>
> **in hivemodule.xml :**
>
>
configuration-id="tapestry.form.validator.Validators">
>
>
class="tap03.ui.web.validators.DocumentsUploadFileValidator"
> name="documentsUploadFileValidator"
> configurable="false"
> />
>
>
> **in the html page :**
>
> field="component:inputFile"/>:
> file="ognl:file" size="30"
> displayName="File"
>
validators="validators:documentsUploadFileValidator"/>
>
>
> **the java file :**
>
> package tap03.ui.web.validators;
>
> import org.apache.tapestry.form.IFormComponent;
> import org.apache.tapestry.form.ValidationMessages;
> import
> org.apache.tapestry.form.validator.BaseValidator;
> import org.apache.tapestry.valid.ValidatorException;
>
> public abstract class DocumentsUploadFileValidator
> extends BaseValidator
> {
> public DocumentsUploadFileValidator()
> {
>
>
System.err.println("DocumentsUploadFileValidator.DocumentsUploadFileValidator()");
> }
>
> public DocumentsUploadFileValidator(String
> initializer)
> {
> super(initializer);
>
>
System.err.println("DocumentsUploadFileValidator.DocumentsUploadFileValidator(String
>
> initializer)");
> }
>
> public void validate(IFormComponent field,
> ValidationMessages
> messages, Object object) throws ValidatorException
> {
>
>
System.out.println("DocumentsUploadFileValidator.validate()");
> }
> }
>
>
>
-
> To unsubscribe, e-mail:
> [EMAIL PROTECTED]
> For additional commands, e-mail:
> [EMAIL PROTECTED]
>
>
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