/*
- * Copyright 2001-2007 Internet2
- *
+ * Copyright 2001-2009 Internet2
+ *
* Licensed 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
/**
* @file xmltooling/unicode.h
- *
+ *
* Helper classes and types for manipulating Unicode
*/
-
+
#ifndef __xmltooling_unicode_h__
#define __xmltooling_unicode_h__
#include <xercesc/util/XMLString.hpp>
namespace xmltooling {
-
+
#ifdef HAVE_GOOD_STL
/**
* An STL string type that supports 16-bit Unicode.
/**
* Transcodes a 16-bit Unicode string into UTF-8.
- *
+ *
* @param src the 16-bit string to transcode
* @param use_malloc true iff the result should be allocated with malloc, false to use new
- * @return a UTF-8 string allocated by the Xerces memory manager
+ * @return a UTF-8 string allocated by the Xerces memory manager
*/
extern XMLTOOL_API char* toUTF8(const XMLCh* src, bool use_malloc=false);
/**
* Transcodes a UTF-8 string into 16-bit Unicode.
- *
+ *
* @param src the UTF-8 string to transcode
* @param use_malloc true iff the result should be allocated with malloc, false to use new
- * @return a 16-bit Unicode string allocated by the Xerces memory manager
+ * @return a 16-bit Unicode string allocated by the Xerces memory manager
*/
extern XMLTOOL_API XMLCh* fromUTF8(const char* src, bool use_malloc=false);
/**
* Writes a Unicode string to an ASCII stream by transcoding to UTF8.
- *
+ *
* @param ostr stream to write to
* @param s string to write
* @return reference to output stream
/**
* A minimal auto_ptr-like class that can copy or transcode a buffer into
* the local code page and free the result automatically.
- *
+ *
* Needed because a standard auto_ptr would use delete on the resulting
- * pointer.
+ * pointer.
*/
class XMLTOOL_API auto_ptr_char
{
MAKE_NONCOPYABLE(auto_ptr_char);
public:
/**
+ * Default constructor.
+ */
+ auto_ptr_char() : m_buf(NULL) {
+ }
+
+ /**
* Constructor transcodes a 16-bit Unicode string into the local code page (NOT UTF-8) and wraps the result.
* @param src the 16-bit string to transcode and wrap
- * @param trim trims leading/trailing whitespace from the result (defaults to true)
+ * @param trim trims leading/trailing whitespace from the result (defaults to true)
*/
auto_ptr_char(const XMLCh* src, bool trim=true) : m_buf(xercesc::XMLString::transcode(src)) {
if (trim && m_buf) xercesc::XMLString::trim(m_buf);
/**
* Constructor copies a local code page (NOT UTF-8) string and wraps the result.
* @param src the local string to copy and wrap
- * @param trim trims leading/trailing whitespace from the result (defaults to true)
+ * @param trim trims leading/trailing whitespace from the result (defaults to true)
*/
auto_ptr_char(const char* src, bool trim=true) : m_buf(xercesc::XMLString::replicate(src)) {
if (trim && m_buf) xercesc::XMLString::trim(m_buf);
char* temp=m_buf; m_buf=NULL; return temp;
}
- private:
+ private:
char* m_buf;
};
/**
* A minimal auto_ptr-like class that can copy or transcode a buffer into
* 16-bit Unicode and free the result automatically.
- *
+ *
* Needed because a standard auto_ptr would use delete on the resulting
- * pointer.
+ * pointer.
*/
class XMLTOOL_API auto_ptr_XMLCh
{
MAKE_NONCOPYABLE(auto_ptr_XMLCh);
public:
/**
+ * Default constructor.
+ */
+ auto_ptr_XMLCh() : m_buf(NULL) {
+ }
+
+ /**
* Constructor transcodes a local code page (NOT UTF-8) string into 16-bit Unicode and wraps the result.
* @param src the local string to transcode and wrap
- * @param trim trims leading/trailing whitespace from the result (defaults to true)
+ * @param trim trims leading/trailing whitespace from the result (defaults to true)
*/
auto_ptr_XMLCh(const char* src, bool trim=true) : m_buf(xercesc::XMLString::transcode(src)) {
if (trim && m_buf) xercesc::XMLString::trim(m_buf);
/**
* Constructor copies a 16-bit Unicode string and wraps the result.
* @param src the Unicode string to copy and wrap
- * @param trim trims leading/trailing whitespace from the result (defaults to true)
+ * @param trim trims leading/trailing whitespace from the result (defaults to true)
*/
auto_ptr_XMLCh(const XMLCh* src, bool trim=true) : m_buf(xercesc::XMLString::replicate(src)) {
if (trim && m_buf) xercesc::XMLString::trim(m_buf);
const XMLCh* get() const {
return m_buf;
}
-
+
/**
* Returns the wrapped buffer and transfers ownership of it to the caller.
* @return a null-terminated Unicode string