зеркало из https://github.com/mozilla/gecko-dev.git
242 строки
6.3 KiB
C++
242 строки
6.3 KiB
C++
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is TransforMiiX XSLT processor.
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*
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* The Initial Developer of the Original Code is The MITRE Corporation.
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* Portions created by MITRE are Copyright (C) 1999 The MITRE Corporation.
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*
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* Portions created by Keith Visco as a Non MITRE employee,
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* (C) 1999 Keith Visco. All Rights Reserved.
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*
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* Contributor(s):
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* Keith Visco, kvisco@ziplink.net
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* -- original author.
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*
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* Larry Fitzpatrick, OpenText, lef@opentext.com
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* -- moved initialization of DEFAULT_SIZE to NodeSet.cpp
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*
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* $Id: NodeSet.h,v 1.3 2000/06/11 12:22:51 Peter.VanderBeken%pandora.be Exp $
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*/
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/**
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* NodeSet
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* @author <a href="mailto:kvisco@ziplink.net">Keith Visco</a>
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* @version $Revision: 1.3 $ $Date: 2000/06/11 12:22:51 $
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**/
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#ifndef TRANSFRMX_NODESET_H
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#define TRANSFRMX_NODESET_H
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#include "MITREObject.h"
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#include "dom.h"
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#include "ExprResult.h"
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#include "XMLDOMUtils.h"
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class NodeSet : public ExprResult {
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public:
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//----------------/
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//- Constructors -/
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//----------------/
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/**
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* Creates a new NodeSet with the default Size
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**/
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NodeSet();
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/**
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* Creates a new NodeSet with the specified Size
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**/
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NodeSet(int size);
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/**
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* Creates a new NodeSet using the given NodeSet
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**/
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NodeSet(const NodeSet& source);
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/**
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* Destructor for NodeSet, will not delete Node References
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**/
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virtual ~NodeSet();
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/**
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* Adds the specified Node to this NodeSet if it is not already
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* contained within in this NodeSet.
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* @param node the Node to add to the NodeSet
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* @return true if the Node is added to the NodeSet
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**/
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MBool add(Node* node);
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/**
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* Adds the specified Node to the NodeSet at the specified index,
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* as long as the Node is not already contained within the set
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* @param node the Node to add to the NodeSet
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* @return true if the Node is added to the NodeSet
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* @exception IndexOutOfBoundsException
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**/
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MBool add(int index, Node* node);
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/**
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* Removes all elements from the list
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**/
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void clear();
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/**
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* Returns true if the specified Node is contained in the set.
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* if the specfied Node is null, then if the NodeSet contains a null
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* value, true will be returned.
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* @param node the element to search the NodeSet for
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* @return true if specified Node is contained in the NodeSet
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**/
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MBool contains(Node* node);
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/**
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* Copies the elements of this NodeSet, into the destination NodeSet
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**/
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void copyInto(NodeSet& dest) const;
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/**
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* Compares the specified object with this NodeSet for equality.
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* Returns true if and only if the specified Object is a NodeSet
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* that is the same size as this NodeSet and all of its associated
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* Nodes are contained within this NodeSet.
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* @return true if and only if the specified Object is a NodeSet
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* that is the same size as this NodeSet and all of its associated
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* Nodes are contained within this NodeSet.
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**/
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MBool equals(NodeSet* nodeSet);
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/**
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* Returns the Node at the specified position in this NodeSet.
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* @param index the position of the Node to return
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* @exception IndexOutOfBoundsException
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**/
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Node* get(int index);
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/**
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* Returns the index of the specified Node,
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* or -1 if the Node is not contained in the NodeSet
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* @param node the Node to get the index for
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**/
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int indexOf(Node* node);
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/**
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* Returns true if there are no Nodes in the NodeSet.
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* @return true if there are no Nodes in the NodeSet.
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**/
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MBool isEmpty();
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/**
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* Removes the Node at the specified index from the NodeSet
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* @param index the position in the NodeSet to remove the Node from
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* @return the Node that was removed from the list
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**/
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Node* remove(int index);
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/**
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* Removes the the specified Node from the NodeSet
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* @param node the Node to remove from the NodeSet
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* @return true if the Node was removed from the list
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**/
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MBool remove(Node* node);
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/**
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* Returns the number of elements in the NodeSet
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* @return the number of elements in the NodeSet
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**/
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int size() const;
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/**
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* Creates a String representation of this NodeSet
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* @param str the destination string to append the String representation to.
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**/
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void toString(String& str);
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//------------------------------------/
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//- Virtual Methods from: ExprResult -/
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//------------------------------------/
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/**
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* Returns the type of ExprResult represented
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* @return the type of ExprResult represented
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**/
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virtual short getResultType();
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/**
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* Converts this ExprResult to a Boolean (MBool) value
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* @return the Boolean value
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**/
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virtual MBool booleanValue();
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/**
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* Converts this ExprResult to a Number (double) value
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* @return the Number value
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**/
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virtual double numberValue();
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/**
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* Creates a String representation of this ExprResult
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* @param str the destination string to append the String representation to.
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**/
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virtual void stringValue(String& str);
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private:
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//-------------------/
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//- Private Members -/
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//-------------------/
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static const int DEFAULT_SIZE;
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Node** elements;
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int initialSize;
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int bufferSize;
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/**
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* The next available location in the elements array
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**/
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int elementCount;
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//-------------------/
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//- Private Methods -/
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//-------------------/
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/**
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* Helper method for constructors
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**/
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void initialize(int size);
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/**
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* increase the NodeSet capacity by a factor of its initial size
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**/
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void increaseSize();
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/**
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* Shifts all elements at the specified index to down by 1
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**/
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void shiftDown(int index);
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/**
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* Shifts all elements at the specified index up by 1
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**/
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void shiftUp(int index);
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}; //-- NodeSet
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#endif
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