ArcSDE SDK获取SDE注册字段名

  /**获取本图层关联的字段名和字段别名
     * 
     * @return 字段名和字段别名
     */
    public java.util.Map<String, String> getFields()
    {
    	final Command<java.util.Map<String, String>> queryCmd = new Command<java.util.Map<String, String>>(){
            @Override
            public java.util.Map<String, String> execute(ISession session, SeConnection seConn) throws SeException,IOException {
            	java.util.Map<String, String> fieldNames = new HashMap<String,String>();
            	
            	//取得class的ID编号
            	SeSqlConstruct objIdSeSql = new SeSqlConstruct("SDE.GDB_OBJECTCLASSES");// 构建空间查询表达式
                String[] Qcols1= new String[1];
                Qcols1[0] ="ID";
                
                StringBuilder sqlSb = new StringBuilder();
                sqlSb.append("NAME='").append(lyrName).append("'");
                objIdSeSql.setWhere(sqlSb.toString());
                
                final SeQuery query1 = new SeQuery(seConn, Qcols1, objIdSeSql);
                query1.prepareQuery();
                query1.execute();
                SeRow row1 = query1.fetch();
                if(row1==null)return fieldNames;
                int objId =row1.getInteger(0);
                if(objId<=0)return fieldNames;
                query1.close();
                
                String[] Qcols= new String[2];
                Qcols[0]="FIELDNAME";
                Qcols[1]="ALIASNAME";
                
                StringBuilder sb = new StringBuilder();
                sb.append("CLASSID=").append(objId);
                
                SeSqlConstruct sqlCons = new SeSqlConstruct("SDE.GDB_FIELDINFO");// 构建空间查询表达式
                sqlCons.setWhere(sb.toString());
                final SeQuery query2 = new SeQuery(seConn, Qcols, sqlCons);
                query2.prepareQuery();
                query2.execute();
                SeRow row2 = query2.fetch();
                while(row2!=null)
                {
                	String name = row2.getString(0);
                	String alias = row2.getString(1);
                	fieldNames.put(name, alias);
                    row2 = query2.fetch();
                }
                query2.close();
                return fieldNames;
            }
        };
        try
        {
            return this.sdeSession.issue(queryCmd);
        }
        catch(Exception ex)
        {
            ex.printStackTrace();
            return Collections.emptyMap();
        }
    }