Reland of move webrtc/libjingle/{xmllite,xmpp}

webrtc/libjingle/xmllite/xmlelement.cc

Index: webrtc/libjingle/xmllite/xmlelement.cc
diff --git a/webrtc/libjingle/xmllite/xmlelement.cc b/webrtc/libjingle/xmllite/xmlelement.cc
deleted file mode 100644
index 2d90836ec1d51099e1f42de8ae2210cfd043536f..0000000000000000000000000000000000000000
--- a/webrtc/libjingle/xmllite/xmlelement.cc
+++ /dev/null
@@ -1,496 +0,0 @@
-/*
- *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/libjingle/xmllite/xmlelement.h"
-
-#include <ostream>
-#include <sstream>
-#include <string>
-#include <vector>
-
-#include "webrtc/libjingle/xmllite/qname.h"
-#include "webrtc/libjingle/xmllite/xmlbuilder.h"
-#include "webrtc/libjingle/xmllite/xmlconstants.h"
-#include "webrtc/libjingle/xmllite/xmlparser.h"
-#include "webrtc/libjingle/xmllite/xmlprinter.h"
-#include "webrtc/base/common.h"
-
-namespace buzz {
-
-XmlChild::~XmlChild() {
-}
-
-bool XmlText::IsTextImpl() const {
-  return true;
-}
-
-XmlElement* XmlText::AsElementImpl() const {
-  return NULL;
-}
-
-XmlText* XmlText::AsTextImpl() const {
-  return const_cast<XmlText *>(this);
-}
-
-void XmlText::SetText(const std::string& text) {
-  text_ = text;
-}
-
-void XmlText::AddParsedText(const char* buf, int len) {
-  text_.append(buf, len);
-}
-
-void XmlText::AddText(const std::string& text) {
-  text_ += text;
-}
-
-XmlText::~XmlText() {
-}
-
-XmlElement::XmlElement(const QName& name) :
-    name_(name),
-    first_attr_(NULL),
-    last_attr_(NULL),
-    first_child_(NULL),
-    last_child_(NULL),
-    cdata_(false) {
-}
-
-XmlElement::XmlElement(const XmlElement& elt) :
-    XmlChild(),
-    name_(elt.name_),
-    first_attr_(NULL),
-    last_attr_(NULL),
-    first_child_(NULL),
-    last_child_(NULL),
-    cdata_(false) {
-
-  // copy attributes
-  XmlAttr* attr;
-  XmlAttr ** plast_attr = &first_attr_;
-  XmlAttr* newAttr = NULL;
-  for (attr = elt.first_attr_; attr; attr = attr->NextAttr()) {
-    newAttr = new XmlAttr(*attr);
-    *plast_attr = newAttr;
-    plast_attr = &(newAttr->next_attr_);
-  }
-  last_attr_ = newAttr;
-
-  // copy children
-  XmlChild* pChild;
-  XmlChild ** ppLast = &first_child_;
-  XmlChild* newChild = NULL;
-
-  for (pChild = elt.first_child_; pChild; pChild = pChild->NextChild()) {
-    if (pChild->IsText()) {
-      newChild = new XmlText(*(pChild->AsText()));
-    } else {
-      newChild = new XmlElement(*(pChild->AsElement()));
-    }
-    *ppLast = newChild;
-    ppLast = &(newChild->next_child_);
-  }
-  last_child_ = newChild;
-
-  cdata_ = elt.cdata_;
-}
-
-XmlElement::XmlElement(const QName& name, bool useDefaultNs) :
-  name_(name),
-  first_attr_(useDefaultNs ? new XmlAttr(QN_XMLNS, name.Namespace()) : NULL),
-  last_attr_(first_attr_),
-  first_child_(NULL),
-  last_child_(NULL),
-  cdata_(false) {
-}
-
-bool XmlElement::IsTextImpl() const {
-  return false;
-}
-
-XmlElement* XmlElement::AsElementImpl() const {
-  return const_cast<XmlElement *>(this);
-}
-
-XmlText* XmlElement::AsTextImpl() const {
-  return NULL;
-}
-
-const std::string XmlElement::BodyText() const {
-  if (first_child_ && first_child_->IsText() && last_child_ == first_child_) {
-    return first_child_->AsText()->Text();
-  }
-
-  return std::string();
-}
-
-void XmlElement::SetBodyText(const std::string& text) {
-  if (text.empty()) {
-    ClearChildren();
-  } else if (first_child_ == NULL) {
-    AddText(text);
-  } else if (first_child_->IsText() && last_child_ == first_child_) {
-    first_child_->AsText()->SetText(text);
-  } else {
-    ClearChildren();
-    AddText(text);
-  }
-}
-
-const QName XmlElement::FirstElementName() const {
-  const XmlElement* element = FirstElement();
-  if (element == NULL)
-    return QName();
-  return element->Name();
-}
-
-XmlAttr* XmlElement::FirstAttr() {
-  return first_attr_;
-}
-
-const std::string XmlElement::Attr(const StaticQName& name) const {
-  XmlAttr* attr;
-  for (attr = first_attr_; attr; attr = attr->next_attr_) {
-    if (attr->name_ == name)
-      return attr->value_;
-  }
-  return std::string();
-}
-
-const std::string XmlElement::Attr(const QName& name) const {
-  XmlAttr* attr;
-  for (attr = first_attr_; attr; attr = attr->next_attr_) {
-    if (attr->name_ == name)
-      return attr->value_;
-  }
-  return std::string();
-}
-
-bool XmlElement::HasAttr(const StaticQName& name) const {
-  XmlAttr* attr;
-  for (attr = first_attr_; attr; attr = attr->next_attr_) {
-    if (attr->name_ == name)
-      return true;
-  }
-  return false;
-}
-
-bool XmlElement::HasAttr(const QName& name) const {
-  XmlAttr* attr;
-  for (attr = first_attr_; attr; attr = attr->next_attr_) {
-    if (attr->name_ == name)
-      return true;
-  }
-  return false;
-}
-
-void XmlElement::SetAttr(const QName& name, const std::string& value) {
-  XmlAttr* attr;
-  for (attr = first_attr_; attr; attr = attr->next_attr_) {
-    if (attr->name_ == name)
-      break;
-  }
-  if (!attr) {
-    attr = new XmlAttr(name, value);
-    if (last_attr_)
-      last_attr_->next_attr_ = attr;
-    else
-      first_attr_ = attr;
-    last_attr_ = attr;
-    return;
-  }
-  attr->value_ = value;
-}
-
-void XmlElement::ClearAttr(const QName& name) {
-  XmlAttr* attr;
-  XmlAttr* last_attr = NULL;
-  for (attr = first_attr_; attr; attr = attr->next_attr_) {
-    if (attr->name_ == name)
-      break;
-    last_attr = attr;
-  }
-  if (!attr)
-    return;
-  if (!last_attr)
-    first_attr_ = attr->next_attr_;
-  else
-    last_attr->next_attr_ = attr->next_attr_;
-  if (last_attr_ == attr)
-    last_attr_ = last_attr;
-  delete attr;
-}
-
-XmlChild* XmlElement::FirstChild() {
-  return first_child_;
-}
-
-XmlElement* XmlElement::FirstElement() {
-  XmlChild* pChild;
-  for (pChild = first_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText())
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement* XmlElement::NextElement() {
-  XmlChild* pChild;
-  for (pChild = next_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText())
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement* XmlElement::FirstWithNamespace(const std::string& ns) {
-  XmlChild* pChild;
-  for (pChild = first_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText() && pChild->AsElement()->Name().Namespace() == ns)
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement *
-XmlElement::NextWithNamespace(const std::string& ns) {
-  XmlChild* pChild;
-  for (pChild = next_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText() && pChild->AsElement()->Name().Namespace() == ns)
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement *
-XmlElement::FirstNamed(const QName& name) {
-  XmlChild* pChild;
-  for (pChild = first_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText() && pChild->AsElement()->Name() == name)
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement *
-XmlElement::FirstNamed(const StaticQName& name) {
-  XmlChild* pChild;
-  for (pChild = first_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText() && pChild->AsElement()->Name() == name)
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement *
-XmlElement::NextNamed(const QName& name) {
-  XmlChild* pChild;
-  for (pChild = next_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText() && pChild->AsElement()->Name() == name)
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement *
-XmlElement::NextNamed(const StaticQName& name) {
-  XmlChild* pChild;
-  for (pChild = next_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText() && pChild->AsElement()->Name() == name)
-      return pChild->AsElement();
-  }
-  return NULL;
-}
-
-XmlElement* XmlElement::FindOrAddNamedChild(const QName& name) {
-  XmlElement* child = FirstNamed(name);
-  if (!child) {
-    child = new XmlElement(name);
-    AddElement(child);
-  }
-
-  return child;
-}
-
-const std::string XmlElement::TextNamed(const QName& name) const {
-  XmlChild* pChild;
-  for (pChild = first_child_; pChild; pChild = pChild->next_child_) {
-    if (!pChild->IsText() && pChild->AsElement()->Name() == name)
-      return pChild->AsElement()->BodyText();
-  }
-  return std::string();
-}
-
-void XmlElement::InsertChildAfter(XmlChild* predecessor, XmlChild* next) {
-  if (predecessor == NULL) {
-    next->next_child_ = first_child_;
-    first_child_ = next;
-  }
-  else {
-    next->next_child_ = predecessor->next_child_;
-    predecessor->next_child_ = next;
-  }
-}
-
-void XmlElement::RemoveChildAfter(XmlChild* predecessor) {
-  XmlChild* next;
-
-  if (predecessor == NULL) {
-    next = first_child_;
-    first_child_ = next->next_child_;
-  }
-  else {
-    next = predecessor->next_child_;
-    predecessor->next_child_ = next->next_child_;
-  }
-
-  if (last_child_ == next)
-    last_child_ = predecessor;
-
-  delete next;
-}
-
-void XmlElement::AddAttr(const QName& name, const std::string& value) {
-  ASSERT(!HasAttr(name));
-
-  XmlAttr ** pprev = last_attr_ ? &(last_attr_->next_attr_) : &first_attr_;
-  last_attr_ = (*pprev = new XmlAttr(name, value));
-}
-
-void XmlElement::AddAttr(const QName& name, const std::string& value,
-                         int depth) {
-  XmlElement* element = this;
-  while (depth--) {
-    element = element->last_child_->AsElement();
-  }
-  element->AddAttr(name, value);
-}
-
-void XmlElement::AddParsedText(const char* cstr, int len) {
-  if (len == 0)
-    return;
-
-  if (last_child_ && last_child_->IsText()) {
-    last_child_->AsText()->AddParsedText(cstr, len);
-    return;
-  }
-  XmlChild ** pprev = last_child_ ? &(last_child_->next_child_) : &first_child_;
-  last_child_ = *pprev = new XmlText(cstr, len);
-}
-
-void XmlElement::AddCDATAText(const char* buf, int len) {
-  cdata_ = true;
-  AddParsedText(buf, len);
-}
-
-void XmlElement::AddText(const std::string& text) {
-  if (text == STR_EMPTY)
-    return;
-
-  if (last_child_ && last_child_->IsText()) {
-    last_child_->AsText()->AddText(text);
-    return;
-  }
-  XmlChild ** pprev = last_child_ ? &(last_child_->next_child_) : &first_child_;
-  last_child_ = *pprev = new XmlText(text);
-}
-
-void XmlElement::AddText(const std::string& text, int depth) {
-  // note: the first syntax is ambigious for msvc 6
-  // XmlElement* pel(this);
-  XmlElement* element = this;
-  while (depth--) {
-    element = element->last_child_->AsElement();
-  }
-  element->AddText(text);
-}
-
-void XmlElement::AddElement(XmlElement *child) {
-  if (child == NULL)
-    return;
-
-  XmlChild ** pprev = last_child_ ? &(last_child_->next_child_) : &first_child_;
-  *pprev = child;
-  last_child_ = child;
-  child->next_child_ = NULL;
-}
-
-void XmlElement::AddElement(XmlElement *child, int depth) {
-  XmlElement* element = this;
-  while (depth--) {
-    element = element->last_child_->AsElement();
-  }
-  element->AddElement(child);
-}
-
-void XmlElement::ClearNamedChildren(const QName& name) {
-  XmlChild* prev_child = NULL;
-  XmlChild* next_child;
-  XmlChild* child;
-  for (child = FirstChild(); child; child = next_child) {
-    next_child = child->NextChild();
-    if (!child->IsText() && child->AsElement()->Name() == name)
-    {
-      RemoveChildAfter(prev_child);
-      continue;
-    }
-    prev_child = child;
-  }
-}
-
-void XmlElement::ClearAttributes() {
-  XmlAttr* attr;
-  for (attr = first_attr_; attr; ) {
-    XmlAttr* to_delete = attr;
-    attr = attr->next_attr_;
-    delete to_delete;
-  }
-  first_attr_ = last_attr_ = NULL;
-}
-
-void XmlElement::ClearChildren() {
-  XmlChild* pchild;
-  for (pchild = first_child_; pchild; ) {
-    XmlChild* to_delete = pchild;
-    pchild = pchild->next_child_;
-    delete to_delete;
-  }
-  first_child_ = last_child_ = NULL;
-}
-
-std::string XmlElement::Str() const {
-  std::stringstream ss;
-  XmlPrinter::PrintXml(&ss, this);
-  return ss.str();
-}
-
-XmlElement* XmlElement::ForStr(const std::string& str) {
-  XmlBuilder builder;
-  XmlParser::ParseXml(&builder, str);
-  return builder.CreateElement();
-}
-
-XmlElement::~XmlElement() {
-  XmlAttr* attr;
-  for (attr = first_attr_; attr; ) {
-    XmlAttr* to_delete = attr;
-    attr = attr->next_attr_;
-    delete to_delete;
-  }
-
-  XmlChild* pchild;
-  for (pchild = first_child_; pchild; ) {
-    XmlChild* to_delete = pchild;
-    pchild = pchild->next_child_;
-    delete to_delete;
-  }
-}
-
-}  // namespace buzz