question: system #out is piped into this stream . concode_field_sep StringListOutputStream systemErrorStream concode_elem_sep StringListOutputStream systemOutputStream concode_elem_sep PrintStream originOutStream concode_elem_sep Properties originProperties concode_elem_sep PrintStream originErrStream concode_field_sep StringListOutputStream getErrorStream concode_elem_sep Collection<Writer> getOpenWriters concode_elem_sep void setUp concode_elem_sep void testIfValidUtilityClass concode_elem_sep void tearDown
target: StringListOutputStream function ( ) { return systemOutputStream ; }