question: check whether a parameter with the provided key exist . concode_field_sep String path concode_elem_sep String completePath concode_elem_sep String VERSION_PARAMETER_NAME concode_elem_sep Map<String,String> parameters concode_elem_sep boolean currentVersion concode_field_sep String getPathWithVersion concode_elem_sep String getParameterValue concode_elem_sep String getCompletePath concode_elem_sep boolean isCurrentVersion concode_elem_sep void appendPath concode_elem_sep String getPath concode_elem_sep void setParameter concode_elem_sep String getParameterPath concode_elem_sep String toString
target: boolean function ( String arg0 ) { return parameters . containsKey ( arg0 ) ; }