public void setExpert(Object obj) throws Exception {
        if (obj == null)
            throw new NullPointerException("expert MUST NOT NULL!!");
        if (obj instanceof JdbcExpert) {
            this.expert = (JdbcExpert) obj;
        } else {
            String name = obj.toString();
            this.expert = Jdbcs.getExpert(name, "");
            if (this.expert == null) {
                if (name.contains(".")) {
                    Class<?> klass = Lang.loadClass(name);
                    try {
                        this.expert = (JdbcExpert) Mirror.me(klass).born(Jdbcs.getConf());
                    }
                    catch (Throwable e) {
                        this.expert = (JdbcExpert) Mirror.me(klass).born();
                    }
                } else {
                    throw new DaoException("not such expert=" + obj);
                }
            }
        }
        DataSource ds = this.dataSource;
        // 如果数据源比expert先设置,那么需要重新设置一次
        if (ds != null) {
            this.dataSource = null;
            setDataSource(ds);
        }
    }
public void setExpert(Object obj) throws Exception {
        if (obj == null)
            throw new NullPointerException("expert MUST NOT NULL!!");
        if (obj instanceof JdbcExpert) {
            this.expert = (JdbcExpert) obj;
        } else {
            String name = obj.toString();
            this.expert = Jdbcs.getExpert(name, "");
            if (this.expert == null) {
                if (name.contains(".")) {
                    Class<?> klass = Lang.loadClass(name);
                    try {
                        this.expert = (JdbcExpert) Mirror.me(klass).born(Jdbcs.getConf());
                    }
                    catch (Throwable e) {
                        this.expert = (JdbcExpert) Mirror.me(klass).born();
                    }
                } else {
                    throw new DaoException("not such expert=" + obj);
                }
            }
        }
        DataSource ds = this.dataSource;
        
        if (ds != null) {
            this.dataSource = null;
            setDataSource(ds);
        }
    }
public void setExpert ( Object obj ) throws Exception { if ( obj == null ) throw new NullPointerException ( "expert MUST NOT NULL!!" ) ; if ( obj instanceof JdbcExpert ) { this . expert = ( JdbcExpert ) obj ; } else { String name = obj . toString ( ) ; this . expert = Jdbcs . getExpert ( name , "" ) ; if ( this . expert == null ) { if ( name . contains ( "." ) ) { Class < ? > klass = Lang . loadClass ( name ) ; try { this . expert = ( JdbcExpert ) Mirror . me ( klass ) . born ( Jdbcs . getConf ( ) ) ; } catch ( Throwable e ) { this . expert = ( JdbcExpert ) Mirror . me ( klass ) . born ( ) ; } } else { throw new DaoException ( "not such expert=" + obj ) ; } } } DataSource ds = this . dataSource ; // 如果数据源比expert先设置,那么需要重新设置一次
 if ( ds != null ) { this . dataSource = null ; setDataSource ( ds ) ; } }
专属于NutDao的一些帮助方法
专属于NutDao的一些帮助方法