--- parser3/src/main/pa_pool.C	2001/05/17 19:33:33	1.18
+++ parser3/src/main/pa_pool.C	2001/11/16 13:17:29	1.45
@@ -2,17 +2,130 @@
 	Parser: pool class.
 
 	Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
+	Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru)
 
-	Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
-
-	$Id: pa_pool.C,v 1.18 2001/05/17 19:33:33 parser Exp $
+	$Id: pa_pool.C,v 1.45 2001/11/16 13:17:29 paf Exp $
 */
 
 #include "pa_pool.h"
 #include "pa_exception.h"
+#include "pa_common.h"
+#include "pa_sapi.h"
+
+#ifdef XML
+#include <util/PlatformUtils.hpp>
+#endif
+
+Pool::Pool(void *astorage) : 
+	fstorage(astorage), fcontext(0), 
+	ftotal_allocated(0), ftotal_times(0)
+#ifdef XML
+	, transcoder(0) 
+#endif
+	{
+#ifdef XML
+	charset=new(*this) String(*this, "UTF-8");
+#else
+	charset=new(*this) String(*this, "");
+#endif
+}
+
+Pool::~Pool() {
+#ifdef XML
+	delete transcoder;
+#endif
+}
 
-void Pool::fail(size_t size) const {
-	fexception->_throw(0, 0,
-		0,
-		"failed to allocate %u bytes", size);
+void Pool::fail_alloc(size_t size) const {
+	SAPI::die("out of pool memory: failed to allocate %u bytes; "
+		"already allocated on pool: %u bytes in %u times", 
+		size, 
+		ftotal_allocated, ftotal_times);
 }
+
+void Pool::fail_register_cleanup() const {
+	SAPI::die("failed to register cleanup");
+}
+
+void Pool::set_charset(const String &new_charset) {
+	if(new_charset!=*charset) {
+#ifdef XML
+		delete transcoder;  transcoder=0; // flag "we need new transcoder"
+#endif
+		charset=&new_charset; // for this charset
+	}
+}
+
+#ifdef XML
+void Pool::update_transcoder() {
+	if(transcoder)
+		return;
+
+	XMLTransService::Codes resValue;
+	transcoder=XMLPlatformUtils::fgTransService->makeNewTranscoderFor(charset->cstr(), resValue, 60);
+	if(!transcoder)
+		throw Exception(0, 0,
+			charset,
+			"unsupported encoding");
+}
+
+const char *Pool::transcode_cstr(const XalanDOMString& s) { 
+	update_transcoder();
+
+	const unsigned int len=s.size()*2;
+	XMLByte* dest=(XMLByte *)malloc((len+1)*sizeof(XMLByte));
+	bool error=true;
+	try {
+		if(transcoder) {
+			unsigned int charsEaten;
+			unsigned int size=transcoder->transcodeTo(
+				s.c_str(), s.length(),
+				dest, len,
+				charsEaten,
+				XMLTranscoder::UnRep_RepChar //UnRep_Throw
+			);
+			dest[size]=0;
+			error=false;
+		}
+	} catch(XMLException& e) {
+		Exception::provide_source(*this, 0, e);
+	}
+	return (const char *)dest;
+}
+String& Pool::transcode(const XalanDOMString& s) { 
+	return *new(*this) String(*this, transcode_cstr(s)); 
+}
+
+std::auto_ptr<XalanDOMString> Pool::transcode_buf(const char *buf, size_t buf_size) { 
+	update_transcoder();
+
+	unsigned int dest_size=0;
+	XMLCh* dest=(XMLCh *)malloc((buf_size+1)*sizeof(XMLCh));
+	unsigned char *charSizes=(unsigned char *)malloc(buf_size*sizeof(unsigned char));
+	XalanDOMString *result;
+	try {
+		if(transcoder) {
+			unsigned int bytesEaten;
+			unsigned int dest_size=transcoder->transcodeFrom(
+				(unsigned char *)buf,
+				(const unsigned int)buf_size,
+				dest, (const unsigned int)buf_size,
+				bytesEaten,
+				charSizes
+			);
+			result=new XalanDOMString(dest, dest_size);
+		}
+	} catch(XMLException& e) {
+		Exception::provide_source(*this, 0, e);
+		result=0; //calm, compiler
+	}
+	
+	return std::auto_ptr<XalanDOMString>(result);
+}
+std::auto_ptr<XalanDOMString> Pool::transcode(const String& s) { 
+	const char *cstr=s.cstr(String::UL_UNSPECIFIED);
+
+	return transcode_buf(cstr, strlen(cstr)); 
+}
+
+#endif