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/*
*
* 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 _QPID_CONSOLE_VALUE_H_
#define _QPID_CONSOLE_VALUE_H_
#include "qpid/Exception.h"
#include "qpid/framing/Uuid.h"
#include "qpid/framing/FieldTable.h"
#include "qpid/console/ObjectId.h"
#include <boost/shared_ptr.hpp>
namespace qpid {
namespace framing {
class Buffer;
}
namespace console {
/**
* \ingroup qmfconsoleapi
*/
class Value {
public:
typedef boost::shared_ptr<Value> Ptr;
virtual ~Value() {}
virtual std::string str() const = 0;
virtual bool isNull() const { return false; }
virtual bool isObjectId() const { return false; }
virtual bool isUint() const { return false; }
virtual bool isInt() const { return false; }
virtual bool isUint64() const { return false; }
virtual bool isInt64() const { return false; }
virtual bool isString() const { return false; }
virtual bool isBool() const { return false; }
virtual bool isFloat() const { return false; }
virtual bool isDouble() const { return false; }
virtual bool isUuid() const { return false; }
virtual bool isMap() const { return false; }
virtual ObjectId asObjectId() const { incompatible(); return ObjectId(); }
virtual uint32_t asUint() const { incompatible(); return 0; }
virtual int32_t asInt() const { incompatible(); return 0; }
virtual uint64_t asUint64() const { incompatible(); return 0; }
virtual int64_t asInt64() const { incompatible(); return 0; }
virtual std::string asString() const { incompatible(); return std::string(); }
virtual bool asBool() const { incompatible(); return false; }
virtual float asFloat() const { incompatible(); return 0.0; }
virtual double asDouble() const { incompatible(); return 0.0; }
virtual framing::Uuid asUuid() const { incompatible(); return framing::Uuid(); }
virtual framing::FieldTable asMap() const { incompatible(); return framing::FieldTable(); }
private:
void incompatible() const {
throw Exception("Incompatible Type");
}
};
class NullValue : public Value {
public:
NullValue() {}
std::string str() const;
bool isNull() const { return true; }
};
class RefValue : public Value {
public:
RefValue(ObjectId v) : value(v) {}
RefValue(framing::Buffer& buffer);
std::string str() const;
bool isObjectId() const { return true; }
ObjectId asObjectId() const { return value; }
private:
ObjectId value;
};
class UintValue : public Value {
public:
UintValue(uint32_t v) : value(v) {}
std::string str() const;
bool isUint() const { return true; }
uint32_t asUint() const { return value; }
bool isUint64() const { return true; }
uint64_t asUint64() const { return (uint64_t) value; }
private:
uint32_t value;
};
class IntValue : public Value {
public:
IntValue(int32_t v) : value(v) {}
std::string str() const;
bool isInt() const { return true; }
int32_t asInt() const { return value; }
bool isInt64() const { return true; }
int64_t asInt64() const { return (int64_t) value; }
private:
int32_t value;
};
class Uint64Value : public Value {
public:
Uint64Value(uint64_t v) : value(v) {}
std::string str() const;
bool isUint64() const { return true; }
uint64_t asUint64() const { return value; }
private:
uint64_t value;
};
class Int64Value : public Value {
public:
Int64Value(int64_t v) : value(v) {}
std::string str() const;
bool isInt64() const { return true; }
int64_t asInt64() const { return value; }
private:
int64_t value;
};
class StringValue : public Value {
public:
StringValue(const std::string& v) : value(v) {}
StringValue(framing::Buffer& buffer, int tc);
std::string str() const { return value; }
bool isString() const { return true; }
std::string asString() const { return value; }
private:
std::string value;
};
class BoolValue : public Value {
public:
BoolValue(bool v) : value(v) {}
BoolValue(uint8_t v) : value(v != 0) {}
std::string str() const;
bool isBool() const { return true; }
bool asBool() const { return value; }
private:
bool value;
};
class FloatValue : public Value {
public:
FloatValue(float v) : value(v) {}
std::string str() const;
bool isFloat() const { return true; }
float asFloat() const { return value; }
bool isDouble() const { return true; }
double asDouble() const { return (double) value; }
private:
float value;
};
class DoubleValue : public Value {
public:
DoubleValue(double v) : value(v) {}
std::string str() const;
bool isDouble() const { return true; }
double asDouble() const { return value; }
private:
double value;
};
class UuidValue : public Value {
public:
UuidValue(const framing::Uuid& v) : value(v) {}
UuidValue(framing::Buffer& buffer);
std::string str() const { return value.str(); }
bool isUuid() const { return true; }
framing::Uuid asUuid() const { return value; }
private:
framing::Uuid value;
};
class MapValue : public Value {
public:
MapValue(const framing::FieldTable& v) : value(v) {}
MapValue(framing::Buffer& buffer);
std::string str() const;
bool isMap() const { return true; }
framing::FieldTable asMap() const { return value; }
private:
framing::FieldTable value;
};
class ValueFactory {
public:
static Value::Ptr newValue(int typeCode, framing::Buffer& buffer);
static void encodeValue(int typeCode, Value::Ptr value, framing::Buffer& buffer);
};
}
}
#endif
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