C++ Q3CString::isEmpty方法代码示例

void UmlPackage::html(Q3CString pfix, unsigned int rank, unsigned int level) {
  define();
  
  if (stereotype() == "profile")
    chapter("Profile", pfix, rank, "profile", level);
  else
    chapter("Package", pfix, rank, "package", level);

  Q3CString s = description();
  
  if (!s.isEmpty()) {
    fw.write("<p>");
    writeq(s);
    fw.write("<br /></p>");
  }
  
  bool ul = FALSE;
  
  s = cppNamespace();
  
  if (!s.isEmpty()) {
    fw.write("<p></p><ul>\n");
    ul = TRUE;
    fw.write("<li>C++ namespace : ");
    writeq(s);
    fw.write("</li>\n");
  }

  s = javaPackage();
  
  if (!s.isEmpty()) {
    if (! ul)
      fw.write("<p></p><ul>");
    ul = TRUE;
    fw.write("<li>Java package : ");
    writeq(s);
    fw.write("</li>\n");
  }
    
  if (ul)
    fw.write("</ul>\n");
    
  write_dependencies();
    
  UmlDiagram * d = associatedDiagram();
  
  if (d != 0) {
    fw.write("<p>Diagram : ");
    d->write();
    fw.write("</p>\n");
  }

  write_properties();

  write_children(pfix, rank, level);

  unload(FALSE, FALSE);
}

bool UmlAttribute::new_one(Class * container, Q3CString name,
			   aVisibility visibility, bool constp,
			   bool staticp, const Q3CString & value,
			   Q3CString comment, Q3CString description)
{
#ifdef TRACE
  cout << "ATTRIBUTE '" << name << "'\n";
#endif
  
#ifndef REVERSE
  if (visibility == PrivateVisibility)
    return TRUE;
#endif
  
  if (((const char *) name)[0] == '$')
    name = name.mid(1);
  
  UmlClass * cl = container->get_uml();
  UmlAttribute * at = UmlBaseAttribute::create(cl, name);
  
  if (at == 0) {
    PhpCatWindow::trace(Q3CString("<font face=helvetica><b>cannot add attribute <i>")
			 + name + "</i> in <i>" + cl->name() 
			 + "</i></b></font><br>");  
    return FALSE;
  }
#ifdef REVERSE
  Statistic::one_attribute_more();
#endif
  
  if (!comment.isEmpty()) {
    Q3CString s = (at->phpDecl().find("${description}") != -1)
      ? description : comment;
    UmlTypeSpec t;
    int index;
    
    if (! (t.explicit_type = value_of(s, "@var", index)).isEmpty()) {
      at->set_Type(t);
      s.replace(index, t.explicit_type.length(), "${type}");
    }
    
    at->set_Description(s);
    
  }
  
  if (constp)
    at->set_isReadOnly(TRUE);
  
  if (staticp)
    at->set_isClassMember(TRUE);
  
  if (! value.isEmpty())
    at->set_DefaultValue(value);
  
  at->set_Visibility(visibility);
  
  return TRUE;
}

void UmlClass::addAssign(bool cte)
{
    TRACE_FUNCTION;
    UmlOperation * op = UmlOperation::create(this, "operator=");

    if (op == 0)
        UmlCom::trace("can't add assignment contructor");
    else {
        // add 'source' parameter

        UmlParameter param;

        param.name = "source";
        param.dir = (cte) ? InputDirection : InputOutputDirection;
        param.type.type = this;

        op->addParameter(0, param);

        // set return type, add the parameter profile

        UmlTypeSpec t;

        t.type = this;

        op->set_ReturnType(t);

        Q3CString p = (cte) ? "const ${t0} & ${p0}" : "${t0} & ${p0}";
        Q3CString s;
        int index;

        s = op->cppDecl();

        if (s.isEmpty())
            s = CppSettings::operationDecl();

        if ((index = s.find("${(}")) != -1)
            s.insert(index + 4, (const char *)p); //[rageek] cast because Q3CString

        if ((index = s.find("${type}")) != -1)
            s.insert(index + 7, " &");

        op->set_CppDecl(s);

        s = op->cppDef();

        if (s.isEmpty())
            s = CppSettings::operationDef();

        if ((index = s.find("${(}")) != -1)
            s.insert(index + 4, (const char *)p); //[rageek] cast because Q3CString

        if ((index = s.find("${type}")) != -1)
            s.insert(index + 7, " &");

        op->set_CppDef(s);
    }
}

void UmlClass::importInstantiate(File & f) {
  if (scanning) {
    f.skipNextForm();
    return;
  }

  f.read("(");
  f.read("object");
  f.read("Instantiation_Relationship");

  Q3CString id;
  Q3CString ste;
  Q3CString doc;
  Q3Dict<Q3CString> prop;
  Q3CString s2;
  int k;
  
  do {
    k = f.readDefinitionBeginning(s2, id, ste, doc, prop);
  } while (id.isEmpty());
  
  for (;;) {
    if (k == ATOM) {
      if (s2 == "quidu")
	break;
      f.skipNextForm();
      k = f.read(s2);
    }
    else
      f.syntaxError(s2);
  }
  
  if (f.read(s2) != STRING)
    f.syntaxError(s2, "quidu value");
  
  UmlClass * target = (UmlClass *) findItem(s2, aClass);
  
  if (target != 0) {
    UmlRelation * r = UmlRelation::create(aRealization, this, target);
    
    if (r == 0)
      UmlCom::trace("<br>cannot create aRealization from '" +
		    fullName() + "' to '" + target->fullName() + "'");
    else {
      newItem(r, id);
      if (!ste.isEmpty())
	r->set_Stereotype(ste);
      if (!doc.isEmpty())
	r->set_Description(doc);
      r->setProperties(prop);
    }
  }
  
  f.skipBlock();
}

void UmlClass::addCopy(bool cte)
{
    TRACE_FUNCTION;
    UmlOperation * op = UmlOperation::create(this, name());

    if (op == 0)
        UmlCom::trace("can't add copy contructor");
    else {
        // to see that it is a copy constructor
        op->set_Stereotype("copy");

        // add 'source' parameter

        UmlParameter param;

        param.name = "source";
        param.dir = (cte) ? InputDirection : InputOutputDirection;
        param.type.type = this;

        op->addParameter(0, param);

        // add the parameter profile, and
        // remove the useless "${type} " mainly to remove the space

        Q3CString p = (cte) ? "const ${t0} & ${p0}" : "${t0} & ${p0}";
        Q3CString s;
        int index;

        s = op->cppDecl();

        if (s.isEmpty())
            s = CppSettings::operationDecl();

        if ((index = s.find("${(}")) != -1)
            s.insert(index + 4, (const char *)p); //[rageek] cast because Q3CString

        if ((index = s.find("${type} ")) != -1)
            s.remove(index, 8);

        op->set_CppDecl(s);

        s = op->cppDef();

        if (s.isEmpty())
            s = CppSettings::operationDef();

        if ((index = s.find("${(}")) != -1)
            s.insert(index + 4, (const char *)p); //[rageek] cast because Q3CString

        if ((index = s.find("${type} ")) != -1)
            s.remove(index, 8);

        op->set_CppDef(s);
    }
}

void UmlItem::write_description_properties(FileOut & out) {
  if (! description().isEmpty()) {
    static int rank = 0;
    
    out.indent();
    out << "<ownedComment xmi:type=\"uml:Comment\" xmi:id=\"COMMENT_"
      << ++rank << "\" body=\"";
    out.quote((const char*)description());//[jasa] ambiguous call
    out << "\"/>\n";
  }

  Q3CString ste = stereotype();
  
  if (_gen_extension) {
    const Q3Dict<Q3CString> up = properties();    
    Q3DictIterator<Q3CString> it(up);
    
    if (it.current()) {
      out.indent();
      out << "<xmi:Extension extender=\"Bouml\">\n";
      
      if (! ste.isEmpty()) {
	out.indent();
	out << "\t<stereotype name=\"";
	out.quote((const char*)ste);//[jasa] ambiguous call
	out << "\"/>\n";
      }
      
      do {
	out.indent();
	out << "\t<taggedValue tag=\"";
	out.quote((const char*)it.currentKey());//[jasa] ambiguous call
	out << "\" value=\"";
	out.quote((const char*)*(it.current()));//[jasa] ambiguous call
	out << "\"/>\n";
	++it;
      } while (it.current());
      
      out.indent();
      out << "</xmi:Extension>\n";
    }
    else if (! ste.isEmpty()) {
      out.indent();
      out << "<xmi:Extension extender=\"Bouml\"><stereotype name=\"";
      out.quote((const char*)ste);//[jasa] ambiguous call
      out << "\"/></xmi:Extension>\n";
    }
  } 
  
  if (ste.contains(':') == 1)
    // probably a stereotype part of profile
    _stereotypes[ste].append(this);
}

void UmlState::importActivity(FileIn & in, Token & token) {
  Q3CString k = token.what();
  const char * kstr = k;
  Q3CString b = token.valueOf("body");
  
  if (b.isEmpty()) {
    if (! token.closed()) {
      while (in.read(), !token.close(kstr)) {
	Q3CString s = token.what();
    
	if (s == "body") {
	  b = in.body("body");
	  in.finish(k);
	  break;
	}
	else if ((s == "node") &&
		 (token.xmiType() == "uml:CallOperationAction")) {
	  s = token.valueOf("operation");
	  if (! s.isEmpty()) {
	    if (k == "entry")
	      UnresolvedWithContext::add(this, s, 0);
	    else if (k == "exit")
	      UnresolvedWithContext::add(this, s, 1);
	    else
	      UnresolvedWithContext::add(this, s, 2);
	  }
	  if (! token.closed())
	    in.finish("node");
	  in.finish(k);
	  return;
	}
	else if (! token.closed())
	  in.finish(s);
      }
    }
  }
  else if (! token.closed())
    in.finish(k);
  
  if (! b.isEmpty()) {
    if (k == "entry")
      set_EntryBehavior(b);
    else if (k == "exit")
      set_ExitBehavior(b);
    else
      set_DoActivity(b);
  }

}

Q3CString Lex::read_list_elt()
{
  const char * p = _context.pointer;  
  int level = 1;
  Q3CString s;
  
  while (!((s = read_word(TRUE)).isEmpty())) {
    int c = *s;
    
    if ((c == '>') || (c == ')') || (c == ']')) {
      if (--level == 0)
	break;
    }
    else if (c == ',') {
      if (level == 1)
	break;
    }
    else if ((c == '<') || (c == '(') || (c == '['))
      level += 1;
  }
  
  if (! s.isEmpty())
    unread_word();
  
  char c = *_context.pointer;
  
  *_context.pointer = 0;
  s = p;  
  *_context.pointer = c;
  
  return s.stripWhiteSpace();
}

void UmlActivityAction::write_condition(FileOut & out, Q3CString cond, bool pre) {
  if (! cond.isEmpty()) {
    const char * k;
    const char * K;
    const char * body;
    
    if (pre) {
      k = "pre";
      K = "PRE_";
      body = "PRE_BODY_";
    }
    else {
      k = "post";
      K = "POST_";
      body = "POST_BODY_";
    }
    
    out.indent();
    out << '<' << k << "condition xmi:type=\"uml:Constraint\"";
    out.id_prefix(this, K);
    out << ">\n";
    out.indent();
    out << "\t<specification xmi:type=\"uml:OpaqueExpression\"";
    out.id_prefix(this, body);
    out << " body=\"";
    out.quote(cond);
    out << "\"/>\n";
    out.indent();
    out << "</" << k << "condition>\n";
  }
}

Q3CString UmlClass::decl() {      
  Q3CString result;
  Q3CString close_template;
  UmlArtifact * cp = associatedArtifact();
  Q3CString nasp = ((UmlPackage *)
		   ((cp != 0) ? (UmlItem *) cp : (UmlItem *) this)->package())
    ->cppNamespace();
    
  if (! nasp.isEmpty()) {
    int index = 
      // bypass :: allowing ::a...
      ((nasp.at(0) == ':') && (nasp != "::")) ? 2 : 0;
    int index2 = 0;
    
    while ((index2 = nasp.find("::", index)) != -1) {
      result += "namespace " + nasp.mid(index, index2 - index) + " { ";
      close_template += " } ";
      index = index2 + 2;
    }
    result += "namespace " + nasp.mid(index) + " { ";
    close_template += " } ";
  }
  
  Q3CString template1;
  Q3CString template2;
  
  get_template_prefixes(template1, template2);
  
  if (!template1.isEmpty())
    result += template1.left(template1.length() - 1) + ' ';
  
  result += cpp_stereotype() + ' ';
  
  return result + name() + ';' + close_template + '\n';
}

void UmlClassMember::write_annotation(FileOut & out) {
    if (_lang == Java) {
        Q3CString a = javaAnnotations();

        if (!a.isEmpty()) {
            switch (_taggedvalue_mode) {
            case 1:
                out.indent();
                out << "<UML:ModelElement.taggedValue>\n";
                out.indent();
                out << "\t<UML:TaggedValue tag=\"annotations\" value=\"";
                out.quote(a);
                out << "\"/>\n";
                out.indent();
                out << "</UML:ModelElement.taggedValue>\n";
                break;
            case 2:
                out.indent();
                out << "<UML:ModelElement.taggedValue>\n";
                out.indent();
                out << "\t<UML:TaggedValue.tag>annotations</UML:TaggedValue.tag>\n";
                out.indent();
                out << "\t<UML:TaggedValue.value>";
                out.quote(a);
                out << "</UML:TaggedValue.value>\n";
                out.indent();
                out << "</UML:ModelElement.taggedValue>\n";
            }
        }
    }
}

void UmlAcceptEventAction::write(FileOut & out) {
  write_begin(out, "AcceptEventAction");
  
  if (isUnmarshall())
    out << " isUnmarshall=\"true\"";
  
  Q3CString trig;
  
  switch (_lang) {
  case Uml:
    trig = trigger();
    break;
  case Cpp:
    trig = cppTrigger();
    break;
  default:
    // java
    trig = javaTrigger();
  }

  if (! trig.isEmpty()) {
    out.ref(this, "trigger", "TRIGGER_");
    write_end(out);
    
    out.indent();
    out << "<trigger xmi:type=\"uml:Trigger\"";
    out.id_prefix(this, "TRIGGER_");
    out << " name=\"";
    out.quote(trig);
    out << "\"/>\n";
  }
  else
    write_end(out);

}

void UmlItem::write_multiplicity(FileOut & out, Q3CString s, UmlItem * who)
{
  if (!s.isEmpty()) {
    Q3CString min;
    Q3CString max;
    int index = s.find("..");
    
    if (index != -1) {
      min = s.left(index).stripWhiteSpace();
      max = s.mid(index+2).stripWhiteSpace();
    }
    else
      min = max = s.stripWhiteSpace();
    
    out.indent();
    out << "<lowerValue xmi:type=\"uml:LiteralString\"";
    out.id_prefix(who, "MULTIPLICITY_L_");
    out << " value=\"" << min << "\"/>\n";
    
    out.indent();
    out << "<upperValue xmi:type=\"uml:LiteralString\"";
    out.id_prefix(who, "MULTIPLICITY_U_");
    out << " value=\"" << max << "\"/>\n";
  }
}

void tst_Q3CString::isEmpty()
{
    Q3CString a;
    QVERIFY(a.isEmpty());
    Q3CString c("Not empty");
    QVERIFY(!c.isEmpty());
}

void write_trace_header()
{
  if (!Verbose && !TraceHeader.isEmpty()) {
    UmlCom::trace("<hr>" + TraceHeader);
    TraceHeader = "";
  }
}