Class DataColumnNameValidator

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

public class DataColumnNameValidator extends org.eclipse.birt.report.model.validators.AbstractElementValidator
Validates the result set column of the data item.

Rule

The rule is that
  • If data item has a column name and this column name has no corresponding column binding, semantic error is logged.

Applicability

This validator is only applied to DataItem.
  • Field Summary

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

    modules, name
  • Method Summary

    Modifier and Type
    Method
    Description
    getColumn(List columns, String name)
    Gets the column with the given expression bound the given list.
    Returns the singleton validator instance.
    validate(org.eclipse.birt.report.model.core.Module module, org.eclipse.birt.report.model.core.DesignElement element)
    Validates whether the page size is invalid.

    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
  • Method Details

    • getInstance

      public static DataColumnNameValidator getInstance()
      Returns the singleton validator instance.
      Returns:
      the validator instance
    • validate

      public List validate(org.eclipse.birt.report.model.core.Module module, org.eclipse.birt.report.model.core.DesignElement element)
      Validates whether the page size is invalid.
      Specified by:
      validate in class org.eclipse.birt.report.model.validators.AbstractElementValidator
      Parameters:
      module - the module
      element - the master page to validate
      Returns:
      error list, each of which is the instance of SemanticException.
    • getColumn

      public static ComputedColumn getColumn(List columns, String name)
      Gets the column with the given expression bound the given list.
      Parameters:
      columns - the binding columns
      name - the column binding name
      Returns:
      the bound column