// constructors
/// <summary>
/// Initializes a new instance of the BsonDocumentReader class.
/// </summary>
/// <param name="document">A BsonDocument.</param>
/// <param name="settings">The reader settings.</param>
public BsonDocumentReader(BsonDocument document, BsonDocumentReaderSettings settings)
: base(settings)
{
_context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
_currentValue = document;
_documentReaderSettings = settings; // already frozen by base class
}
public BsonDocumentReader(
BsonDocument document
)
{
context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
currentValue = document;
}
/// <summary>
/// Reads the end of a BSON array from the reader.
/// </summary>
public override void ReadEndArray()
{
if (Disposed)
{
ThrowObjectDisposedException();
}
if (_context.ContextType != ContextType.Array)
{
ThrowInvalidContextType("ReadEndArray", _context.ContextType, ContextType.Array);
}
if (State == BsonReaderState.Type)
{
ReadBsonType(); // will set state to EndOfArray if at end of array
}
if (State != BsonReaderState.EndOfArray)
{
ThrowInvalidState("ReadEndArray", BsonReaderState.EndOfArray);
}
_context = _context.PopContext();
switch (_context.ContextType)
{
case ContextType.Array: State = BsonReaderState.Type; break;
case ContextType.Document: State = BsonReaderState.Type; break;
case ContextType.TopLevel: State = BsonReaderState.Done; break;
default: throw new BsonInternalException("Unexpected ContextType.");
}
}
// constructors
/// <summary>
/// Initializes a new instance of the BsonDocumentReader class.
/// </summary>
/// <param name="document">A BsonDocument.</param>
/// <param name="settings">The reader settings.</param>
public BsonDocumentReader(BsonDocument document, BsonDocumentReaderSettings settings)
: base(settings)
{
context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
currentValue = document;
this.settings = settings; // already frozen by base class
}
/// <summary>
/// Reads the end of a BSON document from the reader.
/// </summary>
public override void ReadEndDocument()
{
if (disposed)
{
ThrowObjectDisposedException();
}
if (context.ContextType != ContextType.Document && context.ContextType != ContextType.ScopeDocument)
{
ThrowInvalidContextType("ReadEndDocument", context.ContextType, ContextType.Document, ContextType.ScopeDocument);
}
if (state == BsonReaderState.Type)
{
ReadBsonType(); // will set state to EndOfDocument if at end of document
}
if (state != BsonReaderState.EndOfDocument)
{
ThrowInvalidState("ReadEndDocument", BsonReaderState.EndOfDocument);
}
context = context.PopContext();
switch (context.ContextType)
{
case ContextType.Array: state = BsonReaderState.Type; break;
case ContextType.Document: state = BsonReaderState.Type; break;
case ContextType.TopLevel: state = BsonReaderState.Done; break;
default: throw new BsonInternalException("Unexpected ContextType.");
}
}
/// <summary>
/// Reads the end of a BSON array from the reader.
/// </summary>
public override void ReadEndArray()
{
if (disposed)
{
ThrowObjectDisposedException();
}
if (context.ContextType != ContextType.Array)
{
var message = string.Format("ReadEndArray cannot be called when ContextType is: {0}", context.ContextType);
throw new InvalidOperationException(message);
}
if (state == BsonReaderState.Type)
{
ReadBsonType(); // will set state to EndOfArray if at end of array
}
if (state != BsonReaderState.EndOfArray)
{
var message = string.Format("ReadEndArray cannot be called when State is: {0}", state);
throw new InvalidOperationException(message);
}
context = context.PopContext();
switch (context.ContextType)
{
case ContextType.Array: state = BsonReaderState.Type; break;
case ContextType.Document: state = BsonReaderState.Type; break;
case ContextType.TopLevel: state = BsonReaderState.Done; break;
default: throw new BsonInternalException("Unexpected ContextType");
}
}
/// <summary>
/// Initializes a new instance of the BsonDocumentReader class.
/// </summary>
/// <param name="document">A BsonDocument.</param>
public BsonDocumentReader(
BsonDocument document
)
{
context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
currentValue = document;
}
/// <summary>
/// Initializes a new instance of the BsonDocumentReader class.
/// </summary>
/// <param name="document">A BsonDocument.</param>
/// <param name="settings">The reader settings.</param>
public BsonDocumentReader(
BsonDocument document,
BsonDocumentReaderSettings settings
) {
context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
currentValue = document;
this.settings = settings.Freeze();
}
// used by Clone
private BsonDocumentReaderContext(BsonDocumentReaderContext parentContext, ContextType contextType, BsonDocument document, BsonArray array, int index)
{
_parentContext = parentContext;
_contextType = contextType;
_document = document;
_array = array;
_index = index;
}
// used by Clone
private BsonDocumentReaderContext(BsonDocumentReaderContext parentContext, ContextType contextType, BsonDocument document, BsonArray array, int index)
{
this.parentContext = parentContext;
this.contextType = contextType;
this.document = document;
this.array = array;
this.index = index;
}
// used by Clone
private BsonDocumentReaderContext(BsonDocumentReaderContext parentContext, ContextType contextType, BsonDocument document, BsonArray array, int index)
{
this.parentContext = parentContext;
this.contextType = contextType;
this.document = document;
this.array = array;
this.index = index;
}
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonDocument document)
{
_parentContext = parentContext;
_contextType = contextType;
_document = document;
}
// constructors
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonArray array)
{
_parentContext = parentContext;
_contextType = contextType;
_array = array;
}
/// <summary>
/// Initializes a new instance of the BsonDocumentReader class.
/// </summary>
/// <param name="document">A BsonDocument.</param>
/// <param name="settings">The reader settings.</param>
public BsonDocumentReader(
BsonDocument document,
BsonDocumentReaderSettings settings
)
{
context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
currentValue = document;
this.settings = settings.Freeze();
}
/// <summary>
/// Reads the start of a BSON array.
/// </summary>
public override void ReadStartArray()
{
if (Disposed) { ThrowObjectDisposedException(); }
VerifyBsonType("ReadStartArray", BsonType.Array);
var array = _currentValue.AsBsonArray;
_context = new BsonDocumentReaderContext(_context, ContextType.Array, array);
State = BsonReaderState.Type;
}
/// <summary>
/// Returns the reader to previously bookmarked position and state.
/// </summary>
/// <param name="bookmark">The bookmark.</param>
public override void ReturnToBookmark(BsonReaderBookmark bookmark)
{
var documentReaderBookmark = (BsonDocumentReaderBookmark)bookmark;
State = documentReaderBookmark.State;
CurrentBsonType = documentReaderBookmark.CurrentBsonType;
CurrentName = documentReaderBookmark.CurrentName;
_context = documentReaderBookmark.CloneContext();
_currentValue = documentReaderBookmark.CurrentValue;
}
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonDocument document)
{
_parentContext = parentContext;
_contextType = contextType;
_document = document;
}
// constructors
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonArray array)
{
_parentContext = parentContext;
_contextType = contextType;
_array = array;
}
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonDocument document
)
{
this.parentContext = parentContext;
this.contextType = contextType;
this.document = document;
}
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonArray array
)
{
this.parentContext = parentContext;
this.contextType = contextType;
this.array = array;
}
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonDocument document
)
{
this.parentContext = parentContext;
this.contextType = contextType;
this.document = document;
}
internal BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonArray array
)
{
this.parentContext = parentContext;
this.contextType = contextType;
this.array = array;
}
internal BsonDocumentReaderBookmark(
BsonDocumentReaderContext context,
BsonReadState state,
BsonType currentBsonType
)
{
this.context = context.Clone();
this.state = state;
this.currentBsonType = currentBsonType;
}
// constructors
internal BsonDocumentReaderBookmark(
BsonReaderState state,
BsonType currentBsonType,
string currentName,
BsonDocumentReaderContext context,
BsonValue currentValue)
: base(state, currentBsonType, currentName)
{
_context = context.Clone();
_currentValue = currentValue;
}
/// <summary>
/// Initializes a new instance of the BsonDocumentReader class.
/// </summary>
/// <param name="document">A BsonDocument.</param>
/// <param name="settings">The reader settings.</param>
public BsonDocumentReader(BsonDocument document, BsonDocumentReaderSettings settings)
: base(settings)
{
if (document == null)
{
throw new ArgumentNullException("document");
}
_context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
_currentValue = document;
}
// constructors
internal BsonDocumentReaderBookmark(
BsonReaderState state,
BsonType currentBsonType,
string currentName,
BsonDocumentReaderContext context,
BsonValue currentValue)
: base(state, currentBsonType, currentName)
{
_context = context.Clone();
_currentValue = currentValue;
}
/// <summary>
/// Initializes a new instance of the BsonDocumentReader class.
/// </summary>
/// <param name="document">A BsonDocument.</param>
/// <param name="settings">The reader settings.</param>
public BsonDocumentReader(BsonDocument document, BsonDocumentReaderSettings settings)
: base(settings)
{
if (document == null)
{
throw new ArgumentNullException("document");
}
_context = new BsonDocumentReaderContext(null, ContextType.TopLevel, document);
_currentValue = document;
}
// used by Clone
private BsonDocumentReaderContext(
BsonDocumentReaderContext parentContext,
ContextType contextType,
BsonDocument document,
BsonArray array,
int index)
{
_parentContext = parentContext;
_contextType = contextType;
_document = document;
_array = array;
_index = index;
}
/// <summary>
/// Reads the start of a BSON document.
/// </summary>
public override void ReadStartDocument()
{
if (Disposed) { ThrowObjectDisposedException(); }
VerifyBsonType("ReadStartDocument", BsonType.Document);
BsonDocument document;
var script = _currentValue as BsonJavaScriptWithScope;
if (script != null)
{
document = script.Scope;
}
else
{
document = _currentValue.AsBsonDocument;
}
_context = new BsonDocumentReaderContext(_context, ContextType.Document, document);
State = BsonReaderState.Type;
}
/// <summary>
/// Reads the start of a BSON document.
/// </summary>
public override void ReadStartDocument() {
if (disposed) { ThrowObjectDisposedException(); }
VerifyBsonType("ReadStartDocument", BsonType.Document);
BsonDocument document;
var script = currentValue as BsonJavaScriptWithScope;
if (script != null) {
document = script.Scope;
} else {
document = currentValue.AsBsonDocument;
}
context = new BsonDocumentReaderContext(context, ContextType.Document, document);
state = BsonReaderState.Type;
}
/// <summary>
/// Reads the start of a BSON array.
/// </summary>
public override void ReadStartArray() {
if (disposed) { ThrowObjectDisposedException(); }
VerifyBsonType("ReadStartArray", BsonType.Array);
var array = currentValue.AsBsonArray;
context = new BsonDocumentReaderContext(context, ContextType.Array, array);
state = BsonReaderState.Type;
}
/// <summary>
/// Reads the end of a BSON document from the reader.
/// </summary>
public override void ReadEndDocument() {
if (disposed) { ThrowObjectDisposedException(); }
if (
context.ContextType != ContextType.Document &&
context.ContextType != ContextType.ScopeDocument
) {
ThrowInvalidContextType("ReadEndDocument", context.ContextType, ContextType.Document, ContextType.ScopeDocument);
}
if (state == BsonReaderState.Type) {
ReadBsonType(); // will set state to EndOfDocument if at end of document
}
if (state != BsonReaderState.EndOfDocument) {
ThrowInvalidState("ReadEndDocument", BsonReaderState.EndOfDocument);
}
context = context.PopContext();
switch (context.ContextType) {
case ContextType.Array: state = BsonReaderState.Type; break;
case ContextType.Document: state = BsonReaderState.Type; break;
case ContextType.TopLevel: state = BsonReaderState.Done; break;
default: throw new BsonInternalException("Unexpected ContextType.");
}
}
public override void ReadEndDocument()
{
if (disposed) { ThrowObjectDisposedException(); }
if (
context.ContextType != ContextType.Document &&
context.ContextType != ContextType.ScopeDocument
) {
var message = string.Format("ReadEndDocument cannot be called when ContextType is: {0}", context.ContextType);
throw new InvalidOperationException(message);
}
if (state == BsonReadState.Type && context.GetNextElement() == null) {
// automatically advance to EndOfDocument state
state = BsonReadState.EndOfDocument;
}
if (state != BsonReadState.EndOfDocument) {
var message = string.Format("ReadEndDocument cannot be called when ReadState is: {0}", state);
throw new InvalidOperationException(message);
}
context = context.PopContext();
state = (context == null) ? BsonReadState.Done : BsonReadState.Type;
}
public override void ReadStartArray()
{
if (disposed) { ThrowObjectDisposedException(); }
if (state != BsonReadState.Value || currentBsonType != BsonType.Array) {
string message = string.Format("ReadStartArray cannot be called when ReadState is: {0} and BsonType is: {1}", state, currentBsonType);
throw new InvalidOperationException(message);
}
var array = currentElement.Value.AsBsonArray;
context = new BsonDocumentReaderContext(context, ContextType.Array, array);
state = BsonReadState.Type;
}
public BsonDocumentReaderContext Clone()
{
var clone = new BsonDocumentReaderContext();
clone.parentContext = this.parentContext;
clone.contextType = this.contextType;
clone.document = this.document;
clone.array = this.array;
clone.index = this.index;
return clone;
}
public override void ReturnToBookmark(
BsonReaderBookmark bookmark
)
{
var documentReaderBookmark = (BsonDocumentReaderBookmark) bookmark;
context = documentReaderBookmark.Context;
state = documentReaderBookmark.State;
currentBsonType = documentReaderBookmark.CurrentBsonType;
}
public BsonDocumentReader(
BsonDocument document
)
{
context = new BsonDocumentReaderContext(null, ContextType.Document, document);
}
/// <summary>
/// Returns the reader to previously bookmarked position and state.
/// </summary>
/// <param name="bookmark">The bookmark.</param>
public override void ReturnToBookmark(
BsonReaderBookmark bookmark
) {
var documentReaderBookmark = (BsonDocumentReaderBookmark) bookmark;
state = documentReaderBookmark.State;
currentBsonType = documentReaderBookmark.CurrentBsonType;
currentName = documentReaderBookmark.CurrentName;
context = documentReaderBookmark.CloneContext();
currentValue = documentReaderBookmark.CurrentValue;
}
public override void ReadStartDocument()
{
if (disposed) { ThrowObjectDisposedException(); }
if (
state != BsonReadState.Initial &&
state != BsonReadState.ScopeDocument &&
(state != BsonReadState.Value || currentBsonType != BsonType.Document)
) {
string message = string.Format("ReadStartDocument cannot be called when ReadState is: {0} and BsonType is: {1}", state, currentBsonType);
throw new InvalidOperationException(message);
}
if (state == BsonReadState.ScopeDocument) {
var scope = currentElement.Value.AsBsonJavaScriptWithScope.Scope;
context = new BsonDocumentReaderContext(context, ContextType.ScopeDocument, scope);
} else if (state == BsonReadState.Value) {
var document = currentElement.Value.AsBsonDocument;
context = new BsonDocumentReaderContext(context, ContextType.Document, document);
}
state = BsonReadState.Type;
}
/// <summary>
/// Reads the end of a BSON array from the reader.
/// </summary>
public override void ReadEndArray()
{
if (Disposed) { ThrowObjectDisposedException(); }
if (_context.ContextType != ContextType.Array)
{
ThrowInvalidContextType("ReadEndArray", _context.ContextType, ContextType.Array);
}
if (State == BsonReaderState.Type)
{
ReadBsonType(); // will set state to EndOfArray if at end of array
}
if (State != BsonReaderState.EndOfArray)
{
ThrowInvalidState("ReadEndArray", BsonReaderState.EndOfArray);
}
_context = _context.PopContext();
switch (_context.ContextType)
{
case ContextType.Array: State = BsonReaderState.Type; break;
case ContextType.Document: State = BsonReaderState.Type; break;
case ContextType.TopLevel: State = BsonReaderState.Done; break;
default: throw new BsonInternalException("Unexpected ContextType.");
}
}
/// <summary>
/// Reads the end of a BSON document from the reader.
/// </summary>
public override void ReadEndDocument() {
if (disposed) { ThrowObjectDisposedException(); }
if (
context.ContextType != ContextType.Document &&
context.ContextType != ContextType.ScopeDocument
) {
var message = string.Format("ReadEndDocument cannot be called when ContextType is: {0}", context.ContextType);
throw new InvalidOperationException(message);
}
if (state == BsonReaderState.Type) {
ReadBsonType(); // will set state to EndOfDocument if at end of document
}
if (state != BsonReaderState.EndOfDocument) {
var message = string.Format("ReadEndDocument cannot be called when State is: {0}", state);
throw new InvalidOperationException(message);
}
context = context.PopContext();
switch (context.ContextType) {
case ContextType.Array: state = BsonReaderState.Type; break;
case ContextType.Document: state = BsonReaderState.Type; break;
case ContextType.TopLevel: state = BsonReaderState.Done; break;
default: throw new BsonInternalException("Unexpected ContextType");
}
}
