thin-client/include/ignite/thin/cache/query/query_sql_fields.h

Go to the documentation of this file.

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef _IGNITE_THIN_CACHE_QUERY_QUERY_SQL_FIELDS
#define _IGNITE_THIN_CACHE_QUERY_QUERY_SQL_FIELDS
 
#include <stdint.h>
#include <string>
#include <vector>
 
#include <ignite/impl/thin/copyable_writable.h>
 
namespace ignite
{
    namespace impl
    {
        namespace thin
        {
            // Forward declaration
            class SqlFieldsQueryRequest;
        }
    }
 
    namespace thin
    {
        namespace cache
        {
            namespace query
            {
                class SqlFieldsQuery
                {
                public:
                    friend class ignite::impl::thin::SqlFieldsQueryRequest;
 
                    explicit SqlFieldsQuery(const std::string& sql) :
                        sql(sql),
                        schema(),
                        pageSize(1024),
                        maxRows(0),
                        timeout(0),
                        loc(false),
                        distributedJoins(false),
                        enforceJoinOrder(false),
                        lazy(false),
                        collocated(false),
                        parts(),
                        updateBatchSize(1),
                        args()
                    {
                        // No-op.
                    }
 
                    SqlFieldsQuery(const SqlFieldsQuery& other) :
                        sql(other.sql),
                        schema(other.schema),
                        pageSize(other.pageSize),
                        maxRows(other.maxRows),
                        timeout(other.timeout),
                        loc(other.loc),
                        distributedJoins(other.distributedJoins),
                        enforceJoinOrder(other.enforceJoinOrder),
                        lazy(other.lazy),
                        collocated(other.collocated),
                        parts(other.parts),
                        updateBatchSize(other.updateBatchSize),
                        args()
                    {
                        args.reserve(other.args.size());
 
                        typedef std::vector<impl::thin::CopyableWritable*>::const_iterator Iter;
 
                        for (Iter i = other.args.begin(); i != other.args.end(); ++i)
                            args.push_back((*i)->Copy());
                    }
 
                    SqlFieldsQuery& operator=(const SqlFieldsQuery& other)
                    {
                        if (this != &other)
                        {
                            SqlFieldsQuery tmp(other);
 
                            Swap(tmp);
                        }
 
                        return *this;
                    }
 
                    ~SqlFieldsQuery()
                    {
                        ClearArguments();
                    }
 
                    void Swap(SqlFieldsQuery& other)
                    {
                        if (this != &other)
                        {
                            using std::swap;
 
                            swap(sql, other.sql);
                            swap(schema, other.schema);
                            swap(pageSize, other.pageSize);
                            swap(maxRows, other.maxRows);
                            swap(timeout, other.timeout);
                            swap(loc, other.loc);
                            swap(distributedJoins, other.distributedJoins);
                            swap(enforceJoinOrder, other.enforceJoinOrder);
                            swap(lazy, other.lazy);
                            swap(collocated, other.collocated);
                            swap(parts, other.parts);
                            swap(args, other.args);
                        }
                    }
 
                    const std::string& GetSql() const
                    {
                        return sql;
                    }
 
                    void SetSql(const std::string& sql)
                    {
                        this->sql = sql;
                    }
 
                    void SetSchema(const std::string& schema)
                    {
                        this->schema = schema;
                    }
 
                    const std::string& GetSchema() const
                    {
                        return schema;
                    }
 
                    int32_t GetPageSize() const
                    {
                        return pageSize;
                    }
 
                    void SetPageSize(int32_t pageSize)
                    {
                        this->pageSize = pageSize;
                    }
 
                    void SetMaxRows(int32_t maxRows)
                    {
                        this->maxRows = maxRows;
                    }
 
                    int32_t GetMaxRows() const
                    {
                        return maxRows;
                    }
 
                    void SetTimeout(int64_t timeout)
                    {
                        this->timeout = timeout;
                    }
 
                    int64_t GetTimeout() const
                    {
                        return timeout;
                    }
 
                    bool IsLocal() const
                    {
                        return loc;
                    }
 
                    void SetLocal(bool loc)
                    {
                        this->loc = loc;
                    }
 
                    bool IsDistributedJoins() const
                    {
                        return distributedJoins;
                    }
 
                    void SetDistributedJoins(bool enabled)
                    {
                        distributedJoins = enabled;
                    }
 
                    bool IsEnforceJoinOrder() const
                    {
                        return enforceJoinOrder;
                    }
 
                    void SetEnforceJoinOrder(bool enforce)
                    {
                        enforceJoinOrder = enforce;
                    }
 
                    bool IsLazy() const
                    {
                        return lazy;
                    }
 
                    void SetLazy(bool lazy)
                    {
                        this->lazy = lazy;
                    }
 
                    bool IsCollocated()
                    {
                        return collocated;
                    }
 
                    void SetCollocated(bool collocated)
                    {
                        this->collocated = collocated;
                    }
 
                    const std::vector<int32_t>& GetPartitions() const
                    {
                        return parts;
                    }
 
                    void SetPartitions(const std::vector<int32_t>& partitions)
                    {
                        this->parts = partitions;
                    }
 
                    void SetUpdateBatchSize(int32_t size)
                    {
                        updateBatchSize = size;
                    }
 
                    int32_t GetUpdateBatchSize() const
                    {
                        return updateBatchSize;
                    }
 
                    template<typename T>
                    void AddArgument(const T& arg)
                    {
                        args.push_back(new impl::thin::CopyableWritableImpl<T>(arg));
                    }
 
                    template<typename Iter>
                    void AddInt8ArrayArgument(Iter begin, Iter end)
                    {
                        args.push_back(new impl::thin::CopyableWritableInt8ArrayImpl<Iter>(begin, end));
                    }
 
                    void ClearArguments()
                    {
                        std::vector<impl::thin::CopyableWritable*>::iterator iter;
                        for (iter = args.begin(); iter != args.end(); ++iter)
                            delete *iter;
 
                        args.clear();
                    }
 
                private:
                    std::string sql;
 
                    std::string schema;
 
                    int32_t pageSize;
 
                    int32_t maxRows;
 
                    int64_t timeout;
 
                    bool loc;
 
                    bool distributedJoins;
 
                    bool enforceJoinOrder;
 
                    bool lazy;
 
                    bool collocated;
 
                    std::vector<int32_t> parts;
 
                    int32_t updateBatchSize;
 
                    std::vector<impl::thin::CopyableWritable*> args;
                };
            }
        }
    }
}
 
#endif //_IGNITE_THIN_CACHE_QUERY_QUERY_SQL_FIELDS