Package org.jfree.report.expressions.formula.sys

Class AttrFunctionDescription

java.lang.Object
org.pentaho.reporting.libraries.formula.function.AbstractFunctionDescription
org.jfree.report.expressions.formula.sys.AttrFunctionDescription
All Implemented Interfaces:
Serializable, org.pentaho.reporting.libraries.formula.function.FunctionDescription
public class AttrFunctionDescription extends org.pentaho.reporting.libraries.formula.function.AbstractFunctionDescription
Creation-Date: 29.11.2006, 18:04:18
Author:
Thomas Morgner
See Also:

  • Constructor Details

    • AttrFunctionDescription

      public AttrFunctionDescription()

  • Method Details

    • getParameterCount

      public int getParameterCount()

    • isInfiniteParameterCount

      public boolean isInfiniteParameterCount()
      Specified by:
      isInfiniteParameterCount in interface org.pentaho.reporting.libraries.formula.function.FunctionDescription
      Overrides:
      isInfiniteParameterCount in class org.pentaho.reporting.libraries.formula.function.AbstractFunctionDescription

    • getParameterType

      public org.pentaho.reporting.libraries.formula.typing.Type getParameterType(int position)

    • getValueType

      public org.pentaho.reporting.libraries.formula.typing.Type getValueType()

    • isParameterMandatory

      public boolean isParameterMandatory(int position)
      Defines, whether the parameter at the given position is mandatory. A mandatory parameter must be filled in, while optional parameters need not to be filled in.
      Returns:

    • getDefaultValue

      public Object getDefaultValue(int position)
      Returns the default value for an optional parameter. If the value returned here is null, then this either means, that the parameter is mandatory or that the default value is computed by the expression itself.
      Specified by:
      getDefaultValue in interface org.pentaho.reporting.libraries.formula.function.FunctionDescription
      Overrides:
      getDefaultValue in class org.pentaho.reporting.libraries.formula.function.AbstractFunctionDescription
      Parameters:
      position -
      Returns:

    • getCategory

      public org.pentaho.reporting.libraries.formula.function.FunctionCategory getCategory()