stream(user.getGroupNames()).of(stream -> stream.forEach(name -> {
                            if (oldGroupList.contains(name)) {
                                oldGroupList.remove(name);
                                newGroupList.remove(name);
                            }
                        }));
                        oldGroupList.stream().forEach(name -> {

        final String id = (String) source.remove(fessConfig.getIndexFieldId());
        source.remove(fessConfig.getIndexFieldVersion());
        final Number seqNo = (Number) source.remove(fessConfig.getIndexFieldSeqNo());
        final Number primaryTerm = (Number) source.remove(fessConfig.getIndexFieldPrimaryTerm());
        IndexResponse response;
        try {

origType||n&&n.guid!==c.guid||s&&!s.test(c.namespace)||r&&r!==c.selector&&("**"!==r||!c.selector)||(p.splice(o,1),c.selector&&p.delegateCount--,f.remove&&f.remove.call(e,c));a&&!p.length&&(f.teardown&&!1!==f.teardown.call(e,h,y.handle)||E.removeEvent(e,d,y.handle),delete u[d])}else for(d in u)E.event.remove(e,d+t[l],n,r,!0);E.isEmptyObject(u)&&Y.remove(e,"handle events")}},dispatch:function(e){var t,n,r,i,o,a,s=new Array(arguments.length),u=E.event.fix(e),l=(Y.get(this,"events")||Object.create(n...

        propMap.remove(APP_VALUES);
    }

    default String getAppValue() {
        return getSystemProperty(Constants.APP_VALUE_PROPERTY, StringUtil.EMPTY);
    }

    default void setDefaultLabelValue(final String value) {
        setSystemProperty(Constants.DEFAULT_LABEL_VALUE_PROPERTY, value);
        propMap.remove(DEFAULT_LABEL_VALUES);
    }

origType||n&&n.guid!==c.guid||s&&!s.test(c.namespace)||r&&r!==c.selector&&("**"!==r||!c.selector)||(p.splice(o,1),c.selector&&p.delegateCount--,f.remove&&f.remove.call(e,c));a&&!p.length&&(f.teardown&&!1!==f.teardown.call(e,h,y.handle)||E.removeEvent(e,d,y.handle),delete u[d])}else for(d in u)E.event.remove(e,d+t[l],n,r,!0);E.isEmptyObject(u)&&Y.remove(e,"handle events")}},dispatch:function(e){var t,n,r,i,o,a,s=new Array(arguments.length),u=E.event.fix(e),l=(Y.get(this,"events")||Object.create(n...

                host = trans.getRemoteAddress().getHostName();
            }
            catch ( Exception e ) {
                log.debug("Failed to resolve host name", e);
            }
        }

        if ( log.isDebugEnabled() ) {
            log.debug("Remote host is " + host);
        }

        if ( s == null ) {

                }
                catch ( Exception e ) {
                    log.debug("Failed to close session", e);
                }
                finally {
                    iter.remove();
                }
            }

            if ( this.socket != null ) {
                this.socket.shutdownOutput();
                this.out.close();
                this.in.close();