TangCheng
2025-02-28 d787e447e95c7b897c2cc9c0e832f8d2e5084934
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package com.smtaiserver.smtaiserver.javaai.metrics.base;
 
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.apache.commons.text.similarity.JaccardSimilarity;
import org.dom4j.Element;
import org.dom4j.Node;
import org.dom4j.tree.DefaultText;
 
import com.smtaiserver.smtaiserver.core.SMTAIServerApp;
import com.smtaiserver.smtaiserver.core.SMTAIServerRequest;
import com.smtaiserver.smtaiserver.database.SMTDatabase;
import com.smtaiserver.smtaiserver.database.SMTDatabase.DBQueryNotify;
import com.smtaiserver.smtaiserver.database.SMTDatabase.DBRecord;
import com.smtaiserver.smtaiserver.database.SMTDatabase.DBRecords;
import com.smtaiserver.smtaiserver.javaai.SMTJavaAIError;
import com.smtaiserver.smtaiserver.javaai.ast.ASTDBMap;
import com.smtservlet.util.Json;
import com.smtservlet.util.SMTJsonWriter;
import com.smtservlet.util.SMTStatic;
 
 
public class SMTMetricSqlXml 
{
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLSimRec
    {
        public double                    _ratio;
        public Map<String, String>        _mapParam2Value = new HashMap<>();
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    public static class SQLXMLQuery
    {
        public StringBuilder            _sbSQLText = new StringBuilder();
        public List<Object>                _sqlParams = new ArrayList<>();
        public DBRecords                _recsResult = null;
        public SMTDatabase                 _db;
        
        public String getSqlLog()
        {
            StringBuilder sbLogSQL = new StringBuilder();
            sbLogSQL.append(_sbSQLText.toString() + "\n");
            for(Object param : _sqlParams)
            {
                sbLogSQL.append("    param : " + SMTStatic.toString(param) + "\n");
            }
            
            return sbLogSQL.toString();
        }
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLExecArg
    {
        public Json                        _jsonSqlArg = null;
        public Map<String, Object>        _mapSqlArg;
        public SQLXMLQuery                _query;
        public SMTAIServerRequest         _tranReq;
        
        public SQLXMLExecArg(Json jsonSqlArg, Map<String, Object> mapSqlArg, SMTAIServerRequest tranReq, SQLXMLQuery r_query)
        {
            _mapSqlArg = mapSqlArg;
            _jsonSqlArg = jsonSqlArg;
            _query = r_query;
            _tranReq = tranReq;
        }
        
        public String getSqlArg(String key)
        {
            String value = null;
            
            if(_mapSqlArg != null)
            {
                value = (String)_mapSqlArg.get(key);
                if(value != null)
                    return value;
            }
            value = _jsonSqlArg.safeGetStr(key, null);
            if(value == null)
                return null;
            
            return value;
        }
 
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static abstract class SQLXMLNode
    {
        public abstract SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception;
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeQUERY_SIM_TO_PARAM extends SQLXMLNode
    {
        private String            _compKey;
        private String            _compField;
        private String[]        _paramFields;
        private List<Object>    _listChildren = new ArrayList<>();
        
        public SQLXMLNodeQUERY_SIM_TO_PARAM(Element xmlRoot) throws Exception
        {
            _compKey = SMTStatic.getXmlAttr(xmlRoot, "comp_key"); 
            _compField = SMTStatic.getXmlAttr(xmlRoot, "comp_field");
            _paramFields = SMTStatic.getXmlAttr(xmlRoot, "param_fields").split(",");
            
            for (Iterator<Node> iterInner = xmlRoot.nodeIterator(); iterInner.hasNext();)
            {            
                Node nodeInner = iterInner.next();
                if(nodeInner.getNodeType() == Node.TEXT_NODE)
                {
                    String text = ((DefaultText)nodeInner).getText();
                    int lastPos = _listChildren.size() - 1;
                    if(lastPos >= 0 && _listChildren.get(lastPos) instanceof String)
                    {
                        _listChildren.set(lastPos, (String)_listChildren.get(lastPos) + text);
                    }
                    else
                    {
                        _listChildren.add(text);
                    }
                }    
                else
                {
                    _listChildren.add(createSQLXMLNode((Element)nodeInner));
                }
            }
 
        }
        
        private SMTJavaAIError querySimParamValue(SQLXMLExecArg execArg, JaccardSimilarity jaccardSimilarity, String compValue, double minSimValue, SQLXMLSimRec[] lastSimRec, List<String> r_subList) throws Exception
        {
            execArg._query._db.querySQLNotify(
                execArg._query._sbSQLText.toString(), 
                execArg._query._sqlParams.toArray(new Object[execArg._query._sqlParams.size()]), 
                new DBQueryNotify()
                {
                    @Override
                    public boolean onNextRecord(DBRecord rec) throws Exception
                    {
 
                        String value = rec.getString(_compField);
                        double curSim = jaccardSimilarity.apply(value, compValue);
                        
                        // 如果匹配不合格,则记录成不合格
                        if(curSim < minSimValue)
                        {
                            if(value.indexOf(compValue) >= 0)
                            {
                                if(r_subList.size() < 5)
                                    r_subList.add(value);
                            }
                            
                            return true;
                        }
                        
                        SQLXMLSimRec simRec;
                        
                        // 如果完全匹配则直接退出
                        boolean ret;
                        if(curSim == 1)
                        {
                            simRec = new SQLXMLSimRec();
                            lastSimRec[0] = simRec;
                            
                            ret = false;
                        }
                        else
                        {
                            // 获取存储的匹配值
                            simRec = lastSimRec[0];
                            
                            // 如果未存储,则创建新的
                            if(simRec == null)
                            {
                                simRec = new SQLXMLSimRec();
                                lastSimRec[0] = simRec;
                            }
                            // 如果当前小于存储忽略
                            else if(curSim < simRec._ratio)
                            {
                                return true;
                            }
                            
                            ret = true;
                        }
                            
                        // 保存当前匹配值
                        simRec._ratio = curSim;
                        
                        // 保存参数值
                        for(String paramField : _paramFields)
                        {
                            simRec._mapParam2Value.put(paramField, rec.getString(paramField));
                        }
 
                        return ret;
                    }
                }
            );
            return null;
 
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            StringBuilder orgSQLText = execArg._query._sbSQLText;
            List<Object> orgSqlParams = execArg._query._sqlParams;
            DBRecords orgRsResult = execArg._query._recsResult;
            try
            {
                execArg._query._sbSQLText = new StringBuilder();
                execArg._query._sqlParams = new ArrayList<>();
                
                // 生成SQL
                for(Object oxmlNode : _listChildren)
                {
                    if(oxmlNode instanceof String)
                    {
                        execArg._query._sbSQLText.append(oxmlNode);
                    }
                    else if(oxmlNode instanceof SQLXMLNode)
                    {
                        SMTJavaAIError error = ((SQLXMLNode)oxmlNode).execute(execArg);
                        if(error != null)
                            return error;
                    }
                }
                
                // 获取要对比的值
                String compValue = execArg.getSqlArg(_compKey);
                JaccardSimilarity jaccardSimilarity = new JaccardSimilarity();
                double minSimValue = SMTStatic.toDouble(SMTAIServerApp.getApp().getGlobalConfig("history.math.ratio"));
                
                SQLXMLSimRec[] lastSimRec;
                while(true)
                {
                    lastSimRec = new SQLXMLSimRec[1]; // 0: 合格匹配,1:不合格匹配
                    List<String> listSubList = new ArrayList<>();
                    SMTJavaAIError error = querySimParamValue(execArg, jaccardSimilarity, compValue, minSimValue, lastSimRec, listSubList);
                    if(error != null)
                        return error;
                    
                    // 如果当前对象未匹配
                    if(lastSimRec[0] == null)
                    {
                        // 上前端询问
                        String replyId = SMTStatic.newUUID();
                        SMTJsonWriter jsonWr = new SMTJsonWriter(false);
                        jsonWr.addKeyValue("title", "未发现:" + compValue + ", 请输入其他名称");
                        jsonWr.addKeyValue("type", "input-select");
                        jsonWr.addKeyValue("reply_id", replyId);
                        jsonWr.beginArray("options");
                        {
                            for(String item : listSubList)
                            {
                                jsonWr.addKeyValue(null, item);
                            }
 
                        }
                        jsonWr.endArray();
                        
                        // 等待应答
                        Json jsonReply = execArg._tranReq.sendReplyChunkedBlock(replyId, jsonWr.getRootJson());
                        if(jsonReply == null)
                            return new SMTJavaAIError("流程被用户中断");
                        
                        // 将用户输入对象设置为当前对象
                        compValue = jsonReply.getJson("select").asString();
                        
                        // 在配置中替换当前对象
                        String key = (String)execArg._mapSqlArg.get("__SIM_FIELD__");
                        if(key != null)
                            execArg._jsonSqlArg.set(key, compValue);
 
 
                    }
                    else
                    {
                        break;
                    }
                }
                
                // 将匹配到数据保存到sql参数中
                for(Entry<String, String> entry : lastSimRec[0]._mapParam2Value.entrySet())
                {
                    execArg._mapSqlArg.put(entry.getKey(), entry.getValue());
                }
            }
            finally
            {
                execArg._query._sbSQLText = orgSQLText;
                execArg._query._sqlParams = orgSqlParams;
                execArg._query._recsResult = orgRsResult;
            }
            
            return null;
        }
    }    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeSQL extends SQLXMLNode
    {
        private List<Object>    _listChildren = new ArrayList<>();
        
        public SQLXMLNodeSQL(Element xmlRoot) throws Exception
        {
            for (Iterator<Node> iterInner = xmlRoot.nodeIterator(); iterInner.hasNext();)
            {            
                Node nodeInner = iterInner.next();
                if(nodeInner.getNodeType() == Node.TEXT_NODE)
                {
                    String text = ((DefaultText)nodeInner).getText();
                    int lastPos = _listChildren.size() - 1;
                    if(lastPos >= 0 && _listChildren.get(lastPos) instanceof String)
                    {
                        _listChildren.set(lastPos, (String)_listChildren.get(lastPos) + text);
                    }
                    else
                    {
                        _listChildren.add(text);
                    }
                }    
                else
                {
                    _listChildren.add(createSQLXMLNode((Element)nodeInner));
                }
            }
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            execArg._query._sbSQLText = new StringBuilder();
            execArg._query._sqlParams = new ArrayList<>();
            
            for(Object oxmlNode : _listChildren)
            {
                if(oxmlNode instanceof String)
                {
                    execArg._query._sbSQLText.append(oxmlNode);
                }
                else if(oxmlNode instanceof SQLXMLNode)
                {
                    SMTJavaAIError error = ((SQLXMLNode)oxmlNode).execute(execArg);
                    if(error != null)
                        return error;
                }
            }
            
            return null;
        }
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodePARAM extends SQLXMLNode
    {
        private String    _key;
        
        public SQLXMLNodePARAM(Element xmlRoot) throws Exception
        {
            _key = SMTStatic.getXmlAttr(xmlRoot, "key");
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg(_key);
            if(value == null)
                return new SMTJavaAIError("请输入参数:" + _key);
            
            execArg._query._sbSQLText.append("?");
            execArg._query._sqlParams.add(value);
            
            return null;
        }
    }
 
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeTEXT extends SQLXMLNode
    {
        private String    _key;
        
        public SQLXMLNodeTEXT(Element xmlRoot) throws Exception
        {
            _key = SMTStatic.getXmlAttr(xmlRoot, "key");
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg(_key);
            if(value == null)
                return new SMTJavaAIError("请输入参数:" + _key);
            
            execArg._query._sbSQLText.append(value);
            
            return null;
        }
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeMETRICS_ID extends SQLXMLNode
    {
        public SQLXMLNodeMETRICS_ID(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg("__METRICS_ID__");
            execArg._query._sbSQLText.append("'" + value.replace("'", "''" + "'") + "'");
            return null;
        }
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeDIM_NAME_FILTERS extends SQLXMLNode
    {
        public SQLXMLNodeDIM_NAME_FILTERS(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg("__DIM_NAME_FILTERS__");
            execArg._query._sbSQLText.append(value);
            
            return null;
        }
    }    
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeDIM_NAME_MATCH extends SQLXMLNode
    {
        public SQLXMLNodeDIM_NAME_MATCH(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg("__DIM_NAME_MATCH__");
            execArg._query._sbSQLText.append(value);
            
            return null;
        }
    }    
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeDIM_NAME_GROUP extends SQLXMLNode
    {
        public SQLXMLNodeDIM_NAME_GROUP(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg("__DIM_NAME_GROUP__");
            execArg._query._sbSQLText.append(value);
            
            return null;
        }
    }    
 
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeSIM_FIELD extends SQLXMLNode
    {
        public SQLXMLNodeSIM_FIELD(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg("__SIM_FIELD__");
            execArg._query._sbSQLText.append(value);
            
            return null;
        }
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeSIM_VALUE extends SQLXMLNode
    {
        public SQLXMLNodeSIM_VALUE(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String value = execArg.getSqlArg("__SIM_VALUE__");
            execArg._query._sbSQLText.append("'" + value.replace("'", "''") + "'");
            
            return null;
        }
    }    
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeSIM_MIN_VALUE extends SQLXMLNode
    {
        public SQLXMLNodeSIM_MIN_VALUE(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String minSimValue = (String) SMTAIServerApp.getApp().getGlobalConfig("history.math.ratio");
            execArg._query._sbSQLText.append(minSimValue);
            
            return null;
        }
    }    
 
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeVALUE_FILTER extends SQLXMLNode
    {
        public SQLXMLNodeVALUE_FILTER(Element xmlRoot) throws Exception
        {
        }
 
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            String sqlValueFilter = (String)execArg._mapSqlArg.get("__VALUE_FILTER__");
            
            if(!SMTStatic.isNullOrEmpty(sqlValueFilter))
                execArg._query._sbSQLText.append(" AND (" + sqlValueFilter + ")");
            
            return null;
        }
    }
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeAGG_DIM_COL_NAMES extends SQLXMLNode
    {
        private String    _titleColName;
        
        public SQLXMLNodeAGG_DIM_COL_NAMES(Element xmlRoot) throws Exception
        {
            _titleColName = SMTStatic.getXmlAttr(xmlRoot, "title_field");
        }
 
        @SuppressWarnings("unchecked")
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            List<SMTDuckTimeGroupName> listAggGroupName = (List<SMTDuckTimeGroupName>)execArg._mapSqlArg.get("__AGG_DIM_GROUP_NAMES__");
            int lastGroupPos = (int)execArg._mapSqlArg.get("__AGG_DIM_LAST_POS__");
            
            if(lastGroupPos < 0)
            {
                execArg._query._sbSQLText.append("'全部' as " + _titleColName);
            }
            else
            {
                for(int i = 0; i <= lastGroupPos; i ++)
                {
                    SMTDuckTimeGroupName groupNameInfo = listAggGroupName.get(i);
                    execArg._query._sbSQLText.append(groupNameInfo._idCol + ",");
                }
                
                execArg._query._sbSQLText.append(listAggGroupName.get(lastGroupPos)._titleCol + " as " + _titleColName);
            }
            
            return null;
        }
    }    
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeAGG_DIM_COL_TITLES extends SQLXMLNode
    {
        public SQLXMLNodeAGG_DIM_COL_TITLES(Element xmlRoot) throws Exception
        {
        }
 
        @SuppressWarnings("unchecked")
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            List<SMTDuckTimeGroupName> listAggGroupName = (List<SMTDuckTimeGroupName>)execArg._mapSqlArg.get("__AGG_DIM_GROUP_NAMES__");
            int lastGroupPos = (int)execArg._mapSqlArg.get("__AGG_DIM_LAST_POS__");
            
            if(lastGroupPos < 0)
            {
                lastGroupPos = listAggGroupName.size();
            }
 
            for(int i = 0; i <= lastGroupPos; i ++)
            {
                if(i > 0)
                    execArg._query._sbSQLText.append(",");
                SMTDuckTimeGroupName groupNameInfo = listAggGroupName.get(i);
                execArg._query._sbSQLText.append(groupNameInfo._titleCol);
            }
            
            return null;
        }
    }    
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodDIM_NAME_ORDER extends SQLXMLNode
    {
        public SQLXMLNodDIM_NAME_ORDER(Element xmlRoot) throws Exception
        {
        }
 
        @SuppressWarnings("unchecked")
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            List<SMTDuckTimeGroupName> listAggGroupName = (List<SMTDuckTimeGroupName>)execArg._mapSqlArg.get("__AGG_DIM_GROUP_NAMES__");
            int lastGroupPos = (int)execArg._mapSqlArg.get("__AGG_DIM_LAST_POS__");
            
            if(lastGroupPos < 0)
            {
                execArg._query._sbSQLText.append("1");
            }
 
            for(int i = 0; i <= lastGroupPos; i ++)
            {
                if(i > 0)
                    execArg._query._sbSQLText.append(",");
                SMTDuckTimeGroupName groupNameInfo = listAggGroupName.get(i);
                execArg._query._sbSQLText.append(groupNameInfo._titleCol);
            }
            
            return null;
        }
    }    
    
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private static class SQLXMLNodeAGG_DIM_FILTER_VALUE_SQL extends SQLXMLNode
    {
        public SQLXMLNodeAGG_DIM_FILTER_VALUE_SQL(Element xmlRoot) throws Exception
        {
 
        }
 
        @SuppressWarnings("unchecked")
        @Override
        public SMTJavaAIError execute(SQLXMLExecArg execArg) throws Exception
        {
            List<SMTDuckTimeGroupName> listAggGroupName = (List<SMTDuckTimeGroupName>)execArg._mapSqlArg.get("__AGG_DIM_GROUP_NAMES__");
            int lastGroupPos = (int)execArg._mapSqlArg.get("__AGG_DIM_LAST_POS__");
            
            if(lastGroupPos < 0)
                return null;
 
            execArg._query._sbSQLText.append(" AND (");
            for(int i = 0; i <= lastGroupPos; i ++)
            {
                SMTDuckTimeGroupName groupNameInfo = listAggGroupName.get(i);
                String value = (String) execArg._mapSqlArg.get(groupNameInfo._idCol.toUpperCase());
                
                if(i > 0)
                    execArg._query._sbSQLText.append(" AND ");
                
                if(value == null)
                    execArg._query._sbSQLText.append(groupNameInfo._idCol + " IS NULL");
                else
                    execArg._query._sbSQLText.append(groupNameInfo._idCol + " = '" + value.replace("'", "''") + "'");
            }
            execArg._query._sbSQLText.append(")");
                
            
            return null;
        }
    }    
    
    
    ///////////////////////////////////////////////////////////////////////////////////////
    private String                    _dsId;
    private SQLXMLNode                _SQLXMLNode;
    
    private static SQLXMLNode createSQLXMLNode(Element xmlRoot) throws Exception
    {
        String name = xmlRoot.getName().toUpperCase();
        if("SQL".equals(name) || 
           "NAME_SQL".equals(name)||
           "VALUE_SQL".equals(name)||
           "SIM_SQL".equals(name) ||
           "QUOTA_SQL".equals(name)
           )
            return new SQLXMLNodeSQL(xmlRoot);
        else if("QUERY_SIM_TO_PARAM".equals(name))
            return new SQLXMLNodeQUERY_SIM_TO_PARAM(xmlRoot);
        else if("PARAM".equals(name))
            return new SQLXMLNodePARAM(xmlRoot);
        else if("TEXT".equals(name))
            return new SQLXMLNodeTEXT(xmlRoot);
        else if("METRICS_ID".equals(name))
            return new SQLXMLNodeMETRICS_ID(xmlRoot);    
        else if("DIM_NAME_FILTERS".equals(name))
            return new SQLXMLNodeDIM_NAME_FILTERS(xmlRoot);    
        else if("DIM_NAME_MATCH".equals(name))
            return new SQLXMLNodeDIM_NAME_MATCH(xmlRoot);    
        else if("DIM_NAME_GROUP".equals(name))
            return new SQLXMLNodeDIM_NAME_GROUP(xmlRoot);    
        else if("SIM_FIELD".equals(name))
            return new SQLXMLNodeSIM_FIELD(xmlRoot);    
        else if("SIM_VALUE".equals(name))
            return new SQLXMLNodeSIM_VALUE(xmlRoot);    
        else if("SIM_MIN_VALUE".equals(name))
            return new SQLXMLNodeSIM_MIN_VALUE(xmlRoot);    
        else if("VALUE_FILTER".equals(name))
            return new SQLXMLNodeVALUE_FILTER(xmlRoot);
        else if("AGG_DIM_COL_NAMES".equals(name))
            return new SQLXMLNodeAGG_DIM_COL_NAMES(xmlRoot);    
        else if("AGG_DIM_FILTER_VALUE_SQL".equals(name))
            return new SQLXMLNodeAGG_DIM_FILTER_VALUE_SQL(xmlRoot);        
        else if("AGG_DIM_COL_TITLES".equals(name))
            return new SQLXMLNodeAGG_DIM_COL_TITLES(xmlRoot);    
        else if("DIM_NAME_ORDER".equals(name))
            return new SQLXMLNodDIM_NAME_ORDER(xmlRoot);
        else
            throw new Exception("unknow SQLXML : " + name);
    }
    
    public SMTMetricSqlXml(Element rootElement) throws Exception
    {
        _dsId = SMTStatic.getXmlAttr(rootElement, "ds_id", null);
        
        _SQLXMLNode = createSQLXMLNode(rootElement);
    }
    
    public SMTJavaAIError parseSQL(ASTDBMap dbMap, Json jsonArgs, Map<String, Object> mapSqlArg, SMTAIServerRequest tranReq, SQLXMLQuery r_query) throws Exception 
    {
        r_query._db = dbMap.getDatabase(_dsId);
        
        SMTJavaAIError error = null;
        SQLXMLExecArg execArg = new SQLXMLExecArg(jsonArgs, mapSqlArg, tranReq, r_query);
 
        if((error = _SQLXMLNode.execute(execArg)) != null)
            return error;
 
        return null;
    }
 
}