question: decreases the indentation by 1 concode_field_sep String preprefix concode_elem_sep String prefix concode_elem_sep int savePoint concode_elem_sep String postfix concode_elem_sep char[] buffer concode_elem_sep int used concode_elem_sep int indented concode_field_sep int getIndentLevel concode_elem_sep String getPostfix concode_elem_sep StringWriter indent concode_elem_sep StringWriter appendPostfix concode_elem_sep void setPrePrefix concode_elem_sep int hashCode concode_elem_sep StringWriter appendLine concode_elem_sep StringWriter appendPrePrefix concode_elem_sep void setPostfix concode_elem_sep StringWriter removePostfix concode_elem_sep String getPrefix concode_elem_sep StringWriter appendPrefix concode_elem_sep void clear concode_elem_sep int length concode_elem_sep String getPrePrefix concode_elem_sep void revertToSavePoint concode_elem_sep void expand concode_elem_sep void setLength concode_elem_sep void setSavePoint concode_elem_sep void setPrefix concode_elem_sep boolean equals concode_elem_sep StringWriter appendIf concode_elem_sep String toString concode_elem_sep StringWriter append concode_elem_sep char charAt
target: StringWriter function ( ) { if ( indented > 0 ) { indented -- ; } return this ; }