| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2001 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xerces" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache\@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation, and was |
| * originally based on software copyright (c) 2001, International |
| * Business Machines, Inc., http://www.ibm.com . For more information |
| * on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| /* |
| * $Log$ |
| * Revision 1.3 2001/06/04 20:44:14 tng |
| * IDOM: Comment should say XMLCh instead of DOMString |
| * |
| * Revision 1.2 2001/05/11 13:25:49 tng |
| * Copyright update. |
| * |
| * Revision 1.1.1.1 2001/04/03 00:14:27 andyh |
| * IDOM |
| * |
| */ |
| |
| #ifndef IDOM_CharacterData_HEADER_GUARD_ |
| #define IDOM_CharacterData_HEADER_GUARD_ |
| |
| #include <util/XercesDefs.hpp> |
| #include <idom/IDOM_Node.hpp> |
| |
| |
| /** |
| * The <code>IDOM_CharacterData</code> interface extends Node with a set of |
| * methods for accessing character data in the DOM. |
| * |
| * For clarity this set is defined here rather than on each class that uses |
| * these methods. No DOM objects correspond directly to |
| * <code>CharacterData</code>, though <code>Text</code> and others do inherit |
| * the interface from it. All <code>offset</code>s in this interface start |
| * from 0, and index in terms of Unicode 16 bit storage units. |
| */ |
| class CDOM_EXPORT IDOM_CharacterData: public IDOM_Node { |
| |
| protected: |
| IDOM_CharacterData() {}; |
| IDOM_CharacterData(const IDOM_CharacterData &other) {}; |
| IDOM_CharacterData & operator = (const IDOM_CharacterData &other) {return *this;}; |
| |
| public: |
| /** @name Destructor. */ |
| //@{ |
| /** |
| * Destructor for IDOM_CharacterData. The object being destroyed |
| * is the reference to the Character Data node, not the character |
| * data itself. |
| */ |
| virtual ~IDOM_CharacterData() {}; |
| |
| |
| //@} |
| |
| /** @name Getter functions. */ |
| //@{ |
| /** |
| * Returns the character data of the node that implements this interface. |
| * |
| * The DOM implementation may not put arbitrary limits on the amount of data that |
| * may be stored in a <code>CharacterData</code> node. However, |
| * implementation limits may mean that the entirety of a node's data may |
| * not fit into a single <code>XMLCh* String</code>. In such cases, the user |
| * may call <code>substringData</code> to retrieve the data in |
| * appropriately sized pieces. |
| * @exception DOMException |
| * NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly. |
| */ |
| virtual const XMLCh * getData() const = 0; |
| /** |
| * Returns the number of characters that are available through <code>data</code> and |
| * the <code>substringData</code> method below. |
| * |
| * This may have the value |
| * zero, i.e., <code>CharacterData</code> nodes may be empty. |
| */ |
| virtual unsigned int getLength() const = 0; |
| /** |
| * Extracts a range of data from the node. |
| * |
| * @param offset Start offset of substring to extract. |
| * @param count The number of characters to extract. |
| * @return The specified substring. If the sum of <code>offset</code> and |
| * <code>count</code> exceeds the <code>length</code>, then all |
| * characters to the end of the data are returned. |
| * @exception DOMException |
| * INDEX_SIZE_ERR: Raised if the specified offset is negative or greater |
| * than the number of characters in <code>data</code>, or if the |
| * specified <code>count</code> is negative. |
| */ |
| virtual const XMLCh * substringData(unsigned int offset, |
| unsigned int count) const = 0; |
| //@} |
| /** @name Functions that set or change data. */ |
| //@{ |
| /** |
| * Append the string to the end of the character data of the node. |
| * |
| * Upon success, <code>data</code> provides access to the concatenation of |
| * <code>data</code> and the <code>XMLCh* String</code> specified. |
| * @param arg The <code>XMLCh* String</code> to append. |
| * @exception DOMException |
| * NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. |
| */ |
| virtual void appendData(const XMLCh *arg) = 0; |
| /** |
| * Insert a string at the specified character offset. |
| * |
| * @param offset The character offset at which to insert. |
| * @param arg The <code>XMLCh* String</code> to insert. |
| * @exception DOMException |
| * INDEX_SIZE_ERR: Raised if the specified offset is negative or greater |
| * than the number of characters in <code>data</code>. |
| * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. |
| */ |
| virtual void insertData(unsigned int offset, const XMLCh *arg) = 0; |
| /** |
| * Remove a range of characters from the node. |
| * |
| * Upon success, |
| * <code>data</code> and <code>length</code> reflect the change. |
| * @param offset The offset from which to remove characters. |
| * @param count The number of characters to delete. If the sum of |
| * <code>offset</code> and <code>count</code> exceeds <code>length</code> |
| * then all characters from <code>offset</code> to the end of the data |
| * are deleted. |
| * @exception DOMException |
| * INDEX_SIZE_ERR: Raised if the specified offset is negative or greater |
| * than the number of characters in <code>data</code>, or if the |
| * specified <code>count</code> is negative. |
| * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. |
| */ |
| virtual void deleteData(unsigned int offset, |
| unsigned int count) = 0; |
| /** |
| * Replace the characters starting at the specified character offset with |
| * the specified string. |
| * |
| * @param offset The offset from which to start replacing. |
| * @param count The number of characters to replace. If the sum of |
| * <code>offset</code> and <code>count</code> exceeds <code>length</code> |
| * , then all characters to the end of the data are replaced (i.e., the |
| * effect is the same as a <code>remove</code> method call with the same |
| * range, followed by an <code>append</code> method invocation). |
| * @param arg The <code>XMLCh* String</code> with which the range must be |
| * replaced. |
| * @exception DOMException |
| * INDEX_SIZE_ERR: Raised if the specified offset is negative or greater |
| * than the number of characters in <code>data</code>, or if the |
| * specified <code>count</code> is negative. |
| * <br>NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly. |
| */ |
| virtual void replaceData(unsigned int offset, |
| unsigned int count, |
| const XMLCh *arg) = 0; |
| |
| /** |
| * Sets the character data of the node that implements this interface. |
| * |
| * @param data The <code>XMLCh* String</code> to set. |
| */ |
| virtual void setData(const XMLCh *data) = 0; |
| //@} |
| |
| }; |
| |
| #endif |
| |
| |