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Diffstat (limited to 'cpp/include/qmf/engine/Query.h')
-rw-r--r-- | cpp/include/qmf/engine/Query.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/cpp/include/qmf/engine/Query.h b/cpp/include/qmf/engine/Query.h deleted file mode 100644 index 3ed08c5d8e..0000000000 --- a/cpp/include/qmf/engine/Query.h +++ /dev/null @@ -1,112 +0,0 @@ -#ifndef _QmfEngineQuery_ -#define _QmfEngineQuery_ - -/* - * 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. - */ - -#include <qmf/engine/ObjectId.h> -#include <qmf/engine/Value.h> - -namespace qmf { -namespace engine { - - class Object; - struct QueryElementImpl; - struct QueryImpl; - struct QueryExpressionImpl; - class SchemaClassKey; - - enum ValueOper { - O_EQ = 1, - O_NE = 2, - O_LT = 3, - O_LE = 4, - O_GT = 5, - O_GE = 6, - O_RE_MATCH = 7, - O_RE_NOMATCH = 8, - O_PRESENT = 9, - O_NOT_PRESENT = 10 - }; - - struct QueryOperand { - virtual ~QueryOperand() {} - virtual bool evaluate(const Object* object) const = 0; - }; - - struct QueryElement : public QueryOperand { - QueryElement(const char* attrName, const Value* value, ValueOper oper); - QueryElement(QueryElementImpl* impl); - virtual ~QueryElement(); - bool evaluate(const Object* object) const; - - QueryElementImpl* impl; - }; - - enum ExprOper { - E_NOT = 1, - E_AND = 2, - E_OR = 3, - E_XOR = 4 - }; - - struct QueryExpression : public QueryOperand { - QueryExpression(ExprOper oper, const QueryOperand* operand1, const QueryOperand* operand2); - QueryExpression(QueryExpressionImpl* impl); - virtual ~QueryExpression(); - bool evaluate(const Object* object) const; - - QueryExpressionImpl* impl; - }; - - class Query { - public: - Query(const char* className, const char* packageName); - Query(const SchemaClassKey* key); - Query(const ObjectId* oid); - Query(const Query& from); - ~Query(); - - void setSelect(const QueryOperand* criterion); - void setLimit(uint32_t maxResults); - void setOrderBy(const char* attrName, bool decreasing); - - const char* getPackage() const; - const char* getClass() const; - const ObjectId* getObjectId() const; - - bool haveSelect() const; - bool haveLimit() const; - bool haveOrderBy() const; - const QueryOperand* getSelect() const; - uint32_t getLimit() const; - const char* getOrderBy() const; - bool getDecreasing() const; - - private: - friend struct QueryImpl; - friend class BrokerProxyImpl; - Query(QueryImpl* impl); - QueryImpl* impl; - }; -} -} - -#endif - |