# XQilla Simple API Documentation

- Main Page
- Namespaces
- Classes
- Files
- Examples

- File List
- File Members

# FunctionRef.hpp

Go to the documentation of this file.

    00001 /*
    00002  * Copyright (c) 2001, 2008,
    00003  *     DecisionSoft Limited. All rights reserved.
    00004  * Copyright (c) 2004, 2015 Oracle and/or its affiliates. All rights reserved.
    00005  *
    00006  *
    00007  * Licensed under the Apache License, Version 2.0 (the "License");
    00008  * you may not use this file except in compliance with the License.
    00009  * You may obtain a copy of the License at
    00010  *
    00011  *     http://www.apache.org/licenses/LICENSE-2.0
    00012  *
    00013  * Unless required by applicable law or agreed to in writing, software
    00014  * distributed under the License is distributed on an "AS IS" BASIS,
    00015  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00016  * See the License for the specific language governing permissions and
    00017  * limitations under the License.
    00018  */
    00019
    00020 #ifndef _XQILLAFUNCTIONREF_HPP
    00021 #define _XQILLAFUNCTIONREF_HPP
    00022
    00023 #include <vector>
    00024
    00025 #include <xqilla/items/Item.hpp>
    00026 #include <xqilla/items/ATQNameOrDerived.hpp>
    00027 #include <xqilla/runtime/Result.hpp>
    00028
    00029 class DynamicContext;
    00030 class LocationInfo;
    00031 class FunctionSignature;
    00032
    00033 typedef std::vector<Result> VectorOfResults;
    00034
    00035 class XQILLA_API FunctionRef : public Item
    00036 {
    00037 public:
    00038   typedef RefCountPointer<const FunctionRef> Ptr;
    00039
    00040   virtual bool isNode() const { return false; }
    00041   virtual bool isAtomicValue() const { return false; }
    00042   virtual bool isFunction() const { return true; }
    00043
    00044   virtual const XMLCh *getTypeURI() const { return 0; }
    00045   virtual const XMLCh *getTypeName() const { return 0; }
    00046
    00047   virtual ATQNameOrDerived::Ptr getName(const DynamicContext *context) const = 0;
    00048   virtual size_t getNumArgs() const = 0;
    00049   virtual const FunctionSignature *getSignature() const = 0;
    00050   virtual Result execute(const VectorOfResults &args, DynamicContext *context, const LocationInfo *location) const = 0;
    00051   virtual FunctionRef::Ptr partialApply(const Result &arg, unsigned int argNum, DynamicContext *context, const LocationInfo *location) const = 0;
    00052
    00053 protected:
    00054   FunctionRef() {}
    00055 };
    00056 #endif