Examples of com.ibatis.sqlmap.engine.mapping.statement.MappedStatement

Package com.ibatis.sqlmap.engine.mapping.statement

Examples of com.ibatis.sqlmap.engine.mapping.statement.MappedStatement

com.ibatis.sqlmap.engine.mapping.statement.MappedStatement

            DEBUG.P("paramObject=" + paramObject);
            DEBUG.P("resultObject=" + resultObject);


            Object object = null;


            MappedStatement ms = getMappedStatement(id);


            DEBUG.P("ms=" + ms);


            Transaction trans = getTransaction(sessionScope);


            DEBUG.P("trans=" + trans);


            boolean autoStart = trans == null;


            try {
                trans = autoStartTransaction(sessionScope, autoStart, trans);


                StatementScope statementScope = beginStatementScope(sessionScope, ms);
                try {
                    object = ms.executeQueryForObject(statementScope, trans, paramObject, resultObject);
                } finally {
                    endStatementScope(statementScope);
                }


                autoCommitTransaction(sessionScope, autoStart);

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            DEBUG.P("skip=" + skip);
            DEBUG.P("max=" + max);


            List list = null;


            MappedStatement ms = getMappedStatement(id);
            Transaction trans = getTransaction(sessionScope);


            DEBUG.P("trans1=" + trans); //通常为null
            boolean autoStart = trans == null;


            try {
                trans = autoStartTransaction(sessionScope, autoStart, trans);


                DEBUG.P("trans2=" + trans); //如com.ibatis.sqlmap.engine.transaction.jdbc.JdbcTransaction


                StatementScope statementScope = beginStatementScope(sessionScope, ms);
                try {
                    list = ms.executeQueryForList(statementScope, trans, paramObject, skip, max);


                    DEBUG.P("list=" + list); //通常为null
                } finally {
                    endStatementScope(statementScope);
                }

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     * @throws SQLException - if the query fails
     */
    public void queryWithRowHandler(SessionScope sessionScope, String id, Object paramObject, RowHandler rowHandler)
            throws SQLException {


        MappedStatement ms = getMappedStatement(id);
        Transaction trans = getTransaction(sessionScope);
        boolean autoStart = trans == null;


        try {
            trans = autoStartTransaction(sessionScope, autoStart, trans);


            StatementScope statementScope = beginStatementScope(sessionScope, ms);
            try {
                ms.executeQueryWithRowHandler(statementScope, trans, paramObject, rowHandler);
            } finally {
                endStatementScope(statementScope);
            }


            autoCommitTransaction(sessionScope, autoStart);

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            handleResults(statementScope, rs, skipResults, maxResults, callback);
        }


        // Multiple ResultSet handling
        if (callback.getRowHandler() instanceof DefaultRowHandler) {
            MappedStatement statement = statementScope.getStatement();
            DefaultRowHandler defaultRowHandler = ((DefaultRowHandler) callback.getRowHandler());
            if (statement.hasMultipleResultMaps()) {
                List multipleResults = new ArrayList();
                multipleResults.add(defaultRowHandler.getList());
                ResultMap[] resultMaps = statement.getAdditionalResultMaps();
                int i = 0;
                while (moveToNextResultsSafely(statementScope, ps)) {
                    if (i >= resultMaps.length)
                        break;
                    ResultMap rm = resultMaps[i];
                    statementScope.setResultMap(rm);
                    rs = ps.getResultSet();
                    DefaultRowHandler rh = new DefaultRowHandler();
                    handleResults(statementScope, rs, skipResults, maxResults, new RowHandlerCallback(rm, null, rh));
                    multipleResults.add(rh.getList());
                    i++;
                }
                defaultRowHandler.setList(multipleResults);
                statementScope.setResultMap(statement.getResultMap());
            } else {
                while (moveToNextResultsSafely(statementScope, ps))
                    ;
            }
        }

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            TypeHandlerFactory typeHandlerFactory = getDelegate().getTypeHandlerFactory();


            String statementName = mapping.getStatementName();
            SqlMapClientImpl client = (SqlMapClientImpl) statementScope.getSession().getSqlMapClient();


            MappedStatement mappedStatement = client.getMappedStatement(statementName);
            Class parameterType = mappedStatement.getParameterClass();
            Object parameterObject = null;


            if (parameterType == null) {
                parameterObject = prepareBeanParameterObject(statementScope, rs, mapping, parameterType);
            } else {
                if (typeHandlerFactory.hasTypeHandler(parameterType)) {
                    parameterObject = preparePrimitiveParameterObject(rs, mapping, parameterType);
                } else if (DomTypeMarker.class.isAssignableFrom(parameterType)) {
                    parameterObject = prepareDomParameterObject(rs, mapping);
                } else {
                    parameterObject = prepareBeanParameterObject(statementScope, rs, mapping, parameterType);
                }
            }


            Object result = null;
            if (parameterObject != null) {


                Sql sql = mappedStatement.getSql();
                ResultMap resultMap = sql.getResultMap(statementScope, parameterObject);
                Class resultClass = resultMap.getResultClass();


                if (resultClass != null && !DomTypeMarker.class.isAssignableFrom(targetType)) {
                    if (DomCollectionTypeMarker.class.isAssignableFrom(resultClass)) {

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