ph-schematron/src/main/java/com/helger/schematron/pure/model/PSAssertReport.java
public void setDiagnostics (@Nullable final String sDiagnostics)
  {
    if (StringHelper.hasText (sDiagnostics))
      setDiagnostics (RegExHelper.getSplitToList (sDiagnostics.trim (), "\\s+"));
    else
      m_aDiagnostics = null;
  }
public void setDiagnostics (@Nullable final String sDiagnostics)
  {
    if (StringHelper.hasText (sDiagnostics))
      setDiagnostics (RegExHelper.getSplitToList (sDiagnostics.trim (), "\\s+"));
    else
      m_aDiagnostics = null;
  }
Set the diagnostics, as an IDREFS value (multiple IDREF values separated by
spaces)

@param sDiagnostics
The value to be set. May be <code>null</code>.