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.
  • Constructor Details

    • GroupNameValidator

      public GroupNameValidator()
  • Method Details

    • getInstance

      public static GroupNameValidator getInstance()
      Returns the singleton validator instance.
      Returns:
      the validator instance
    • validateForAddingGroup

      public List<SemanticException> validateForAddingGroup(ListingHandle element, 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 List<SemanticException> validateForRenamingGroup(ListingHandle element, GroupHandle group, 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 List<SemanticException> 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 List<SemanticException> 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.