org.eclipse.birt.report.model.api.validators
Class GroupNameValidator

java.lang.Object
  org.eclipse.birt.report.model.validators.AbstractSemanticValidator
      org.eclipse.birt.report.model.validators.AbstractElementValidator
          org.eclipse.birt.report.model.api.validators.GroupNameValidator

public class GroupNameValidator
extends org.eclipse.birt.report.model.validators.AbstractElementValidator

Validates the ducplicat group name in one table with data set.

Rule

The rule is that one listing element with data set doesn't allow duplicate group name to appear in this element and its content listing element without data set. But if the content listing element has data set, the group name can be duplicate with that in container.

Applicability

This validator is only applied to ListingElement.

Field Summary

Fields inherited from class org.eclipse.birt.report.model.validators.AbstractSemanticValidator

modules, name

Constructor Summary

GroupNameValidator()

Method Summary

static GroupNameValidator	getInstance() Returns the singleton validator instance.
java.util.List	validate(ListingHandle element) Validates whether the given element contains the duplicate group name.
java.util.List	validate(org.eclipse.birt.report.model.core.Module module, org.eclipse.birt.report.model.core.DesignElement element) Validates whether the given element contains the duplicate group name.
java.util.List	validateForAddingGroup(ListingHandle element, java.lang.String groupName) Validates whether the group with the given name can be added into the given listing element.
java.util.List	validateForRenamingGroup(ListingHandle element, GroupHandle group, java.lang.String groupName) Validates whether the group can be renamed to the given name.

Methods inherited from class org.eclipse.birt.report.model.validators.AbstractSemanticValidator

canApplyToDesign, canApplyToLibrary, getName, isInTemplateParameterDefinitionSlot, setModules, setName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GroupNameValidator

public GroupNameValidator()

Method Detail

getInstance

public static GroupNameValidator getInstance()

Returns the singleton validator instance.

Returns:

the validator instance

validateForAddingGroup

public java.util.List validateForAddingGroup(ListingHandle element,
                                             java.lang.String groupName)

Validates whether the group with the given name can be added into the given listing element.

Parameters:

element - List/Table element

groupName - name of the group to add

Returns:

error list, each of which is the instance of SemanticException.

validateForRenamingGroup

public java.util.List validateForRenamingGroup(ListingHandle element,
                                               GroupHandle group,
                                               java.lang.String groupName)

Validates whether the group can be renamed to the given name.

Parameters:

element - List/Table element

group - the group to rename

groupName - name of the group to add

Returns:

error list, each of which is the instance of SemanticException.

validate

public java.util.List validate(org.eclipse.birt.report.model.core.Module module,
                               org.eclipse.birt.report.model.core.DesignElement element)

Validates whether the given element contains the duplicate group name. This check is applied to all listing element without data set.

Specified by:

validate in class org.eclipse.birt.report.model.validators.AbstractElementValidator

Parameters:

module - the module

element - the listing element to check

Returns:

error list, each of which is the instance of SemanticException.

validate

public java.util.List validate(ListingHandle element)

Validates whether the given element contains the duplicate group name. This check is applied to all listing element without data set.

Parameters:

element - the handle of the listing element to check

Returns:

error list, each of which is the instance of SemanticException.