public Dictionary<string, Defaults4Class> getAlias2Defaults(TypeAliaser typeAliaser)
{
Dictionary<string, Defaults4Class> result = new Dictionary<string, Defaults4Class>();
foreach (Type type in Type2Defaults.Keys)
{
string alias = typeAliaser(type);
result[alias] = Type2Defaults[type];
}
return result;
}
public Dictionary <string, Defaults4Class> getAlias2Defaults(TypeAliaser typeAliaser)
{
Dictionary <string, Defaults4Class> result = new Dictionary <string, Defaults4Class>();
foreach (Type type in Type2Defaults.Keys)
{
string alias = typeAliaser(type);
result[alias] = Type2Defaults[type];
}
return(result);
}
public string getLeafDefaultResolverJS(TypeAliaser typeAliaser)
{
//switch off type aliasing
string defaultsJS = toJson(LeafDefaultSet.getAlias2Defaults(typeAliaser), null);
string defaultsVarName = "_typeAlias2LeafDefaults_";
string js =
@"var " + defaultsVarName + " = " + defaultsJS + @";
" + Object2JsonJavascript.ResolveLeafDefaultFunction;
return(js);
}
public string toJson(Object o, TypeAliaser typeAliaser)
{
/**
o2J.OmitDefaultLeafValuesInJs = true;
o2J.LeafDefaultSet = lds;
// to do throw exception if this is not the case
// o2J.OmitMarkAsArrayFunction = false;
**/
StringWriter sw = new StringWriter();
writeAsJson(o, sw, typeAliaser);
sw.Flush();
String str = sw.ToString();
sw.Close();
return str;
}
/** Need to take note of AlwaysDoubleQuotePropertyNames when writing property type
* Always escape property name with double quotes
**/
int writeTypeAliasProperty(TextWriter writer, Object to, TypeAliaser typeAliaser, int currentFramePropertyCount)
{
if (typeAliaser != null)
{
if (currentFramePropertyCount > 0)
{
writer.Write(',');
}
string strAliasPropertyWrapper = AlwaysDoubleQuotePropertyNames ? "\"" : "";
writer.Write(strAliasPropertyWrapper + this.TypeAliasProperty + strAliasPropertyWrapper + ":\"" + typeAliaser(to.GetType()) + "\"");
return(1);
}
else
{
return(0);
}
}
public string toJson(Object o, TypeAliaser typeAliaser)
{
/**
* o2J.OmitDefaultLeafValuesInJs = true;
* o2J.LeafDefaultSet = lds;
* // to do throw exception if this is not the case
* // o2J.OmitMarkAsArrayFunction = false;
**/
StringWriter sw = new StringWriter();
writeAsJson(o, sw, typeAliaser);
sw.Flush();
String str = sw.ToString();
sw.Close();
return(str);
}
public static TypeAliaser createNumericTypeNameAliaser()
{
Dictionary <Type, string> type2Alias = new Dictionary <Type, string>();
// try a different
TypeAliaser aliaser = delegate(Type type)
{
string alias;
if (!type2Alias.ContainsKey(type))
{
alias = "_" + type2Alias.Keys.Count;
type2Alias[type] = alias;
}
else
{
alias = type2Alias[type];
}
return(alias);
};
return(aliaser);
}
public string getLeafDefaultResolverJS(TypeAliaser typeAliaser)
{
//switch off type aliasing
string defaultsJS = toJson( LeafDefaultSet.getAlias2Defaults(typeAliaser), null);
string defaultsVarName = "_typeAlias2LeafDefaults_";
string js =
@"var "+ defaultsVarName +" = " + defaultsJS + @";
" + Object2JsonJavascript.ResolveLeafDefaultFunction;
return js;
}
/** Need to take note of AlwaysDoubleQuotePropertyNames when writing property type
Always escape property name with double quotes
**/
int writeTypeAliasProperty(TextWriter writer, Object to, TypeAliaser typeAliaser, int currentFramePropertyCount)
{
if (typeAliaser != null)
{
if (currentFramePropertyCount > 0) writer.Write(',');
string strAliasPropertyWrapper = AlwaysDoubleQuotePropertyNames ? "\"" : "";
writer.Write(strAliasPropertyWrapper + this.TypeAliasProperty + strAliasPropertyWrapper + ":\"" + typeAliaser(to.GetType()) + "\"");
return 1;
}
else
{
return 0;
}
}
public void writeAsJson(Object o, TextWriter writer, TypeAliaser typeAliaser=null)
{
if (LeafDefaultSet != null && OmitDefaultLeafValuesInJs && OmitMarkAsArrayFunction)
{
throw new Exception("Leaf defaulting requires Array marker for js code");
}
ObjectIDGenerator idGenerator = null;
if (UseReferences)
{
idGenerator=new ObjectIDGenerator();
}
Stack<ExploreStackFrame> exploreStack = new Stack<ExploreStackFrame>();
Explorer explorerImpl = ExplorerFactory();
((Explorer)explorerImpl).NodeExpander = NodeExpander;
MoveAway down = delegate (Object from, string propertyName, Object to, bool isIndexed, int? index)
{
ExploreStackFrame currentFrame = exploreStack.Count>0 ? exploreStack.Peek():null;
if (currentFrame != null)
{
if (currentFrame.propertyCount > 0) writer.Write(", ");
currentFrame.propertyCount++;
}
if (from != null && propertyName != null)
{
writePropertyName(propertyName, writer);
writer.Write(":");
}
ExploreStackFrame childFrame = new ExploreStackFrame();
exploreStack.Push(childFrame);
writeIndent(writer, exploreStack);
if (UseReferences)
{
bool firstTime;
long objectid = idGenerator.GetId(to, out firstTime);
if (firstTime)
{
// could be done like this ! (function() {var x=[1,2]; x.id="uuu";return x;})()
if (!isIndexed)
{
writer.Write("{" + this.IdTag + ":" + objectid + ' ');
childFrame.propertyCount++;
childFrame.propertyCount += writeTypeAliasProperty(writer, to, typeAliaser, childFrame.propertyCount);
}
else
{
// no need for type alias
writer.Write(AttachId2ArrayFunctionName + "(" + objectid + ",[");
}
}
else
{
writer.Write("{" + this.ReferenceTag + ":" + objectid);
return false;
}
}
else // !Use References
{
if (!isIndexed)
{
writer.Write('{');
// todo -- check this out ............
childFrame.propertyCount += writeTypeAliasProperty(writer, to, typeAliaser, childFrame.propertyCount);
}
else
{
if (!OmitMarkAsArrayFunction)
{
writer.Write(markAsArrayFunctionName);
writer.Write("([");
}
else
{
writer.Write("[");
}
}
}
return true;
};
MoveBack up = (from, propertyName, to, isIndexed) =>
{
if (!isIndexed) writer.Write('}');
else
{
writer.Write(']');
// is there a function wrapper ?
if (!OmitMarkAsArrayFunction || UseReferences) writer.Write(")");
}
exploreStack.Pop();
writeIndent(writer, exploreStack);
};
OnLeaf leaf = (from, propertyName, to, index) =>
{
//check for default leaf values
if (!this.OmitDefaultLeafValuesInJs ||
!isDefaultLeafValue(from, propertyName, to, LeafDefaultSet))
{
ExploreStackFrame currentFrame = exploreStack.Peek();
if (currentFrame.propertyCount > 0) writer.Write(", ");
currentFrame.propertyCount++;
if (propertyName!=null)
{
writePropertyName(propertyName, writer);
writer.Write(":");
}
writeLeafValue(writer, to, propertyName);
}
};
explorerImpl.explore(o, down, up, leaf);
}
public void writeAsJson(Object o, TextWriter writer, TypeAliaser typeAliaser = null)
{
if (LeafDefaultSet != null && OmitDefaultLeafValuesInJs && OmitMarkAsArrayFunction)
{
throw new Exception("Leaf defaulting requires Array marker for js code");
}
ObjectIDGenerator idGenerator = null;
if (UseReferences)
{
idGenerator = new ObjectIDGenerator();
}
Stack <ExploreStackFrame> exploreStack = new Stack <ExploreStackFrame>();
Explorer explorerImpl = ExplorerFactory();
((Explorer)explorerImpl).NodeExpander = NodeExpander;
MoveAway down = delegate(Object from, string propertyName, Object to, bool isIndexed, int?index)
{
ExploreStackFrame currentFrame = exploreStack.Count > 0 ? exploreStack.Peek():null;
if (currentFrame != null)
{
if (currentFrame.propertyCount > 0)
{
writer.Write(", ");
}
currentFrame.propertyCount++;
}
if (from != null && propertyName != null)
{
writePropertyName(propertyName, writer);
writer.Write(":");
}
ExploreStackFrame childFrame = new ExploreStackFrame();
exploreStack.Push(childFrame);
writeIndent(writer, exploreStack);
if (UseReferences)
{
bool firstTime;
long objectid = idGenerator.GetId(to, out firstTime);
if (firstTime)
{
// could be done like this ! (function() {var x=[1,2]; x.id="uuu";return x;})()
if (!isIndexed)
{
writer.Write("{" + this.IdTag + ":" + objectid + ' ');
childFrame.propertyCount++;
childFrame.propertyCount += writeTypeAliasProperty(writer, to, typeAliaser, childFrame.propertyCount);
}
else
{
// no need for type alias
writer.Write(AttachId2ArrayFunctionName + "(" + objectid + ",[");
}
}
else
{
writer.Write("{" + this.ReferenceTag + ":" + objectid);
return(false);
}
}
else // !Use References
{
if (!isIndexed)
{
writer.Write('{');
// todo -- check this out ............
childFrame.propertyCount += writeTypeAliasProperty(writer, to, typeAliaser, childFrame.propertyCount);
}
else
{
if (!OmitMarkAsArrayFunction)
{
writer.Write(markAsArrayFunctionName);
writer.Write("([");
}
else
{
writer.Write("[");
}
}
}
return(true);
};
MoveBack up = (from, propertyName, to, isIndexed) =>
{
if (!isIndexed)
{
writer.Write('}');
}
else
{
writer.Write(']');
// is there a function wrapper ?
if (!OmitMarkAsArrayFunction || UseReferences)
{
writer.Write(")");
}
}
exploreStack.Pop();
writeIndent(writer, exploreStack);
};
OnLeaf leaf = (from, propertyName, to, index) =>
{
//check for default leaf values
if (!this.OmitDefaultLeafValuesInJs ||
!isDefaultLeafValue(from, propertyName, to, LeafDefaultSet))
{
ExploreStackFrame currentFrame = exploreStack.Peek();
if (currentFrame.propertyCount > 0)
{
writer.Write(", ");
}
currentFrame.propertyCount++;
if (propertyName != null)
{
writePropertyName(propertyName, writer);
writer.Write(":");
}
writeLeafValue(writer, to, propertyName);
}
};
explorerImpl.explore(o, down, up, leaf);
}
