| /** |
| * 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 _ACTIVEMQ_UTIL_PRIMITIVEVALUENODE_H_ |
| #define _ACTIVEMQ_UTIL_PRIMITIVEVALUENODE_H_ |
| |
| #include <activemq/util/Config.h> |
| #include <decaf/util/NoSuchElementException.h> |
| #include <decaf/util/Map.h> |
| #include <decaf/util/List.h> |
| |
| namespace activemq { |
| namespace util { |
| |
| /** |
| * Class that wraps around a single value of one of the |
| * many types. Manages memory for complex types, such |
| * as strings. Note: the destructor was left non-virtual |
| * so no virtual table will be created. This probably isn't |
| * necessary, but will avoid needless memory allocation. Since |
| * we'll never extend this class, not having a virtual |
| * destructor isn't a concern. |
| */ |
| class AMQCPP_API PrimitiveValueNode { |
| public: |
| |
| /** |
| * Enumeration for the various primitive types. |
| */ |
| enum PrimitiveType{ |
| NULL_TYPE = 0, |
| BOOLEAN_TYPE = 1, |
| BYTE_TYPE = 2, |
| CHAR_TYPE = 3, |
| SHORT_TYPE = 4, |
| INTEGER_TYPE = 5, |
| LONG_TYPE = 6, |
| DOUBLE_TYPE = 7, |
| FLOAT_TYPE = 8, |
| STRING_TYPE = 9, |
| BYTE_ARRAY_TYPE = 10, |
| MAP_TYPE = 11, |
| LIST_TYPE = 12, |
| BIG_STRING_TYPE = 13 |
| }; |
| |
| /** |
| * Define a union type comprised of the various types. |
| */ |
| union PrimitiveValue { |
| |
| bool boolValue; |
| unsigned char byteValue; |
| char charValue; |
| short shortValue; |
| int intValue; |
| long long longValue; |
| double doubleValue; |
| float floatValue; |
| std::string* stringValue; |
| std::vector<unsigned char>* byteArrayValue; |
| decaf::util::List<PrimitiveValueNode>* listValue; |
| decaf::util::Map<std::string, PrimitiveValueNode>* mapValue; |
| |
| }; |
| |
| private: |
| |
| PrimitiveType valueType; |
| PrimitiveValue value; |
| |
| public: |
| |
| /** |
| * Default Constructor, creates a value of the NULL_TYPE. |
| */ |
| PrimitiveValueNode(); |
| |
| /** |
| * Boolean Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(bool value); |
| |
| /** |
| * Byte Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(unsigned char value); |
| |
| /** |
| * Char Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(char value); |
| |
| /** |
| * Short Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(short value); |
| |
| /** |
| * Int Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(int value); |
| |
| /** |
| * Long Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(long long value); |
| |
| /** |
| * Float Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(float value); |
| |
| /** |
| * Double Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(double value); |
| |
| /** |
| * String Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(const char* value); |
| |
| /** |
| * String Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(const std::string& value); |
| |
| /** |
| * Byte Array Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(const std::vector<unsigned char>& value); |
| |
| /** |
| * Primtive List Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(const decaf::util::List<PrimitiveValueNode>& value); |
| |
| /** |
| * Primtive Map Value Constructor |
| * @param value - the new value to store. |
| */ |
| PrimitiveValueNode(const decaf::util::Map<std::string, PrimitiveValueNode>& value); |
| |
| /** |
| * Copy constructor |
| * @param node |
| * The instance of another node to copy to this one. |
| */ |
| PrimitiveValueNode(const PrimitiveValueNode& node); |
| |
| ~PrimitiveValueNode() { |
| clear(); |
| } |
| |
| /** |
| * Assignment operator, copies the data from the other node. |
| * |
| * @param node |
| * The instance of another node to copy to this one. |
| */ |
| PrimitiveValueNode& operator =(const PrimitiveValueNode& node); |
| |
| /** |
| * Comparison Operator, compares this node to the other node. |
| * @return true if the values are the same false otherwise. |
| */ |
| bool operator==(const PrimitiveValueNode& node) const; |
| |
| /** |
| * Gets the Value Type of this type wrapper. |
| * @return the PrimitiveType value for this wrapper. |
| */ |
| PrimitiveType getType() const { |
| return valueType; |
| } |
| |
| /** |
| * Gets the internal Primitive Value object from this wrapper. |
| * @return a copy of the contained PrimitiveValue |
| */ |
| PrimitiveValue getValue() const { |
| return this->value; |
| } |
| |
| /** |
| * Sets the internal PrimitiveVale object to the new value |
| * along with the tag for the type that it consists of. |
| * |
| * @param value |
| * The value to set as the value contained in this Node. |
| * @param valueType |
| * The type of the value being set into this one. |
| */ |
| void setValue(const PrimitiveValue& value, PrimitiveType valueType); |
| |
| /** |
| * Clears the value from this wrapper converting it back to a blank |
| * NULL_TYPE value. |
| */ |
| void clear(); |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setBool(bool value); |
| |
| /** |
| * Gets the Boolean value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| bool getBool() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setByte(unsigned char value); |
| |
| /** |
| * Gets the Byte value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| unsigned char getByte() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setChar(char value); |
| |
| /** |
| * Gets the Character value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| char getChar() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setShort(short value); |
| |
| /** |
| * Gets the Short value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| short getShort() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setInt(int value); |
| |
| /** |
| * Gets the Integer value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| int getInt() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setLong(long long value); |
| |
| /** |
| * Gets the Long value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| long long getLong() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setFloat(float value); |
| |
| /** |
| * Gets the Float value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| float getFloat() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setDouble(double value); |
| |
| /** |
| * Gets the Double value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| double getDouble() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setString(const std::string& value); |
| |
| /** |
| * Gets the String value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| std::string getString() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setByteArray(const std::vector<unsigned char>& value); |
| |
| /** |
| * Gets the Byte Array value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| std::vector<unsigned char> getByteArray() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setList(const decaf::util::List<PrimitiveValueNode>& value); |
| |
| /** |
| * Gets the Primitive List value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| const decaf::util::List<PrimitiveValueNode>& getList() const; |
| |
| /** |
| * Sets the value of this value node to the new value specified, |
| * this method overwrites any data that was previously at the index |
| * given. |
| * @param value - the new value to assign to the element at index |
| */ |
| void setMap(const decaf::util::Map<std::string, PrimitiveValueNode>& value); |
| |
| /** |
| * Gets the Primitive Map value of this Node. |
| * @return value contained at the given index |
| * @throw NoSuchElementException this node cannot be returned as the |
| * requested type. |
| */ |
| const decaf::util::Map<std::string, PrimitiveValueNode>& getMap() const; |
| |
| /** |
| * Creates a string representation of this value. |
| * @return string value of this type wrapper. |
| */ |
| std::string toString() const; |
| |
| }; |
| |
| }} |
| |
| #endif /*_ACTIVEMQ_UTIL_PRIMITIVEVALUENODE_H_*/ |