returns the head filter . concode_field_sep Layout layout concode_elem_sep String THRESHOLD_OPTION concode_elem_sep Filter tailFilter concode_elem_sep String name concode_elem_sep Priority threshold concode_elem_sep Filter headFilter concode_elem_sep ErrorHandler errorHandler concode_elem_sep boolean closed concode_field_sep void setName concode_elem_sep void setOption concode_elem_sep String getName concode_elem_sep Filter getFirstFilter concode_elem_sep void setThreshold concode_elem_sep void clearFilters concode_elem_sep void setLayout concode_elem_sep void activateOptions concode_elem_sep ErrorHandler getErrorHandler concode_elem_sep Layout getLayout concode_elem_sep String[] getOptionStrings concode_elem_sep void doAppend concode_elem_sep void setErrorHandler concode_elem_sep void addFilter concode_elem_sep boolean isAsSevereAsThreshold concode_elem_sep void finalize concode_elem_sep Priority getThreshold concode_elem_sep void append
Filter function ( ) { return headFilter ; }