public CompiledIdentityConstraint(XmlSchemaIdentityConstraint constraint, XmlNamespaceManager nsmgr) {
this.name = constraint.QualifiedName;
//public Asttree (string xPath, bool isField, XmlNamespaceManager nsmgr)
try {
this.selector = new Asttree(constraint.Selector.XPath, false, nsmgr);
}
catch (XmlSchemaException e) {
e.SetSource(constraint.Selector);
throw e;
}
XmlSchemaObjectCollection fields = constraint.Fields;
Debug.Assert(fields.Count > 0);
this.fields = new Asttree[fields.Count];
for(int idxField = 0; idxField < fields.Count; idxField ++) {
try {
this.fields[idxField] = new Asttree(((XmlSchemaXPath)fields[idxField]).XPath, true, nsmgr);
}
catch (XmlSchemaException e) {
e.SetSource(constraint.Fields[idxField]);
throw e;
}
}
if (constraint is XmlSchemaUnique) {
this.role = ConstraintRole.Unique;
}
else if (constraint is XmlSchemaKey) {
this.role = ConstraintRole.Key;
}
else { // XmlSchemaKeyref
this.role = ConstraintRole.Keyref;
this.refer = ((XmlSchemaKeyref)constraint).Refer;
}
}
private static void WriteConstraintRow(this MamlWriter writer, Context context, ArtItem artItem, string constrainedType, XmlSchemaIdentityConstraint constraint)
{
writer.StartTableRow();
writer.StartTableRowEntry();
writer.WriteArtItemInline(artItem);
writer.EndTableRowEntry();
writer.StartTableRowEntry();
writer.WriteString(constrainedType);
writer.EndTableRowEntry();
writer.StartTableRowEntry();
writer.WriteSummaryForObject(context, constraint);
writer.EndTableRowEntry();
writer.StartTableRowEntry();
writer.WriteString(constraint.Selector.XPath);
writer.EndTableRowEntry();
writer.StartTableRowEntry();
writer.WriteConstraintFieldList(constraint.Fields);
writer.EndTableRowEntry();
writer.EndTableRow();
}
internal DataColumn[] BuildKey(XmlSchemaIdentityConstraint keyNode, DataTable table)
{
ArrayList list = new ArrayList();
foreach (XmlSchemaXPath path in keyNode.Fields)
{
list.Add(this.FindField(table, path.XPath));
}
DataColumn[] array = new DataColumn[list.Count];
list.CopyTo(array, 0);
return array;
}
internal override int Validate (ValidationEventHandler h, XmlSchema schema)
{
// Find target key
XmlSchemaIdentityConstraint target = schema.NamedIdentities [this.Refer] as XmlSchemaIdentityConstraint;
if (target == null)
error (h, "Target key was not found.");
else if (target is XmlSchemaKeyref)
error (h, "Target identity constraint was keyref.");
else if (target.Fields.Count != this.Fields.Count)
error (h, "Target identity constraint has different number of fields.");
else
this.target = target;
return errorCount;
}
public CompiledIdentityConstraint(XmlSchemaIdentityConstraint constraint, XmlNamespaceManager nsmgr)
{
this.name = XmlQualifiedName.Empty;
this.refer = XmlQualifiedName.Empty;
this.name = constraint.QualifiedName;
try
{
this.selector = new Asttree(constraint.Selector.XPath, false, nsmgr);
}
catch (XmlSchemaException exception)
{
exception.SetSource(constraint.Selector);
throw exception;
}
XmlSchemaObjectCollection fields = constraint.Fields;
this.fields = new Asttree[fields.Count];
for (int i = 0; i < fields.Count; i++)
{
try
{
this.fields[i] = new Asttree(((XmlSchemaXPath) fields[i]).XPath, true, nsmgr);
}
catch (XmlSchemaException exception2)
{
exception2.SetSource(constraint.Fields[i]);
throw exception2;
}
}
if (constraint is XmlSchemaUnique)
{
this.role = ConstraintRole.Unique;
}
else if (constraint is XmlSchemaKey)
{
this.role = ConstraintRole.Key;
}
else
{
this.role = ConstraintRole.Keyref;
this.refer = ((XmlSchemaKeyref) constraint).Refer;
}
}
private XsdKeyTable CreateNewKeyTable (XmlSchemaIdentityConstraint ident)
{
XsdKeyTable seq = new XsdKeyTable (ident);
seq.StartDepth = reader.Depth;
this.keyTables.Add (seq);
return seq;
}
private void ReserveSelfIdentity (XmlSchemaIdentityConstraint ic)
{
string tableName = GetSelectorTarget (ic.Selector.XPath);
string [] cols = new string [ic.Fields.Count];
bool [] isAttrSpec = new bool [cols.Length];
int i = 0;
foreach (XmlSchemaXPath Field in ic.Fields) {
string colName = Field.XPath;
bool isAttr = colName.Length > 0 && colName [0] == '@';
int index = colName.LastIndexOf (':');
if (index > 0)
colName = colName.Substring (index + 1);
else if (isAttr)
colName = colName.Substring (1);
colName = XmlHelper.Decode (colName);
cols [i] = colName;
isAttrSpec [i] = isAttr;
i++;
}
bool isPK = false;
// find if there is an attribute with the constraint name
// if not use the XmlSchemaConstraint's name.
string constraintName = ic.Name;
if (ic.UnhandledAttributes != null) {
foreach (XmlAttribute attr in ic.UnhandledAttributes) {
if (attr.NamespaceURI != XmlConstants.MsdataNamespace)
continue;
switch (attr.LocalName) {
case XmlConstants.ConstraintName:
constraintName = attr.Value;
break;
case XmlConstants.PrimaryKey:
isPK = bool.Parse(attr.Value);
break;
}
}
}
reservedConstraints.Add (ic,
new ConstraintStructure (tableName, cols,
isAttrSpec, constraintName, isPK, null, false, false));
}
private string GetTableNamespace(XmlSchemaIdentityConstraint key)
{
string xPath = key.Selector.XPath;
string[] strArray = xPath.Split(new char[] { '/' });
string name = string.Empty;
string str = strArray[strArray.Length - 1];
if ((str == null) || (str.Length == 0))
{
throw ExceptionBuilder.InvalidSelector(xPath);
}
if (str.IndexOf(':') != -1)
{
name = str.Substring(0, str.IndexOf(':'));
}
else
{
return GetMsdataAttribute(key, "TableNamespace");
}
name = XmlConvert.DecodeName(name);
return this.GetNamespaceFromPrefix(name);
}
internal void HandleConstraint(XmlSchemaIdentityConstraint keyNode)
{
string key = null;
key = XmlConvert.DecodeName(keyNode.Name);
if ((key == null) || (key.Length == 0))
{
throw ExceptionBuilder.MissingAttribute("name");
}
if (this.ConstraintNodes.ContainsKey(key))
{
throw ExceptionBuilder.DuplicateConstraintRead(key);
}
string tableName = this.GetTableName(keyNode);
string msdataAttribute = GetMsdataAttribute(keyNode, "TableNamespace");
DataTable tableSmart = this._ds.Tables.GetTableSmart(tableName, msdataAttribute);
if (tableSmart != null)
{
this.ConstraintNodes.Add(key, new ConstraintTable(tableSmart, keyNode));
bool primaryKey = this.GetBooleanAttribute(keyNode, "PrimaryKey", false);
key = this.GetStringAttribute(keyNode, "ConstraintName", key);
DataColumn[] columns = this.BuildKey(keyNode, tableSmart);
if (0 < columns.Length)
{
UniqueConstraint instance = (UniqueConstraint) columns[0].Table.Constraints.FindConstraint(new UniqueConstraint(key, columns));
if (instance == null)
{
columns[0].Table.Constraints.Add(key, columns, primaryKey);
SetExtProperties(columns[0].Table.Constraints[key], keyNode.UnhandledAttributes);
}
else
{
columns = instance.ColumnsReference;
SetExtProperties(instance, keyNode.UnhandledAttributes);
if (primaryKey)
{
columns[0].Table.PrimaryKey = columns;
}
}
if (keyNode is XmlSchemaKey)
{
for (int i = 0; i < columns.Length; i++)
{
columns[i].AllowDBNull = false;
}
}
}
}
}
void Write48_XmlSchemaIdentityConstraint(XmlSchemaIdentityConstraint o) {
if ((object)o == null) return;
System.Type t = o.GetType();
if (t == typeof(XmlSchemaUnique)) {
Write51_XmlSchemaUnique((XmlSchemaUnique)o);
return;
}
else if (t == typeof(XmlSchemaKeyref)) {
Write50_XmlSchemaKeyref((XmlSchemaKeyref)o);
return;
}
else if (t == typeof(XmlSchemaKey)) {
Write47_XmlSchemaKey((XmlSchemaKey)o);
return;
}
}
private void CompileIdentityConstraint (XmlSchemaIdentityConstraint xi) {
if (xi.IsProcessing) {
xi.CompiledConstraint = CompiledIdentityConstraint.Empty;
SendValidationEvent(Res.Sch_IdentityConstraintCircularRef, xi);
return;
}
if (xi.CompiledConstraint != null) {
return;
}
xi.IsProcessing = true;
CompiledIdentityConstraint compic = null;
try {
SchemaNamespaceManager xnmgr = new SchemaNamespaceManager(xi);
compic = new CompiledIdentityConstraint(xi, xnmgr);
if (xi is XmlSchemaKeyref) {
XmlSchemaIdentityConstraint ic = (XmlSchemaIdentityConstraint)this.identityConstraints[((XmlSchemaKeyref)xi).Refer];
if (ic == null) {
throw new XmlSchemaException(Res.Sch_UndeclaredIdentityConstraint, ((XmlSchemaKeyref)xi).Refer.ToString(), xi);
}
CompileIdentityConstraint(ic);
if (ic.CompiledConstraint == null) {
throw new XmlSchemaException(Res.Sch_RefInvalidIdentityConstraint, ((XmlSchemaKeyref)xi).Refer.ToString(), xi);
}
// keyref has the different cardinality with the key it referred
if (ic.Fields.Count != xi.Fields.Count) {
throw new XmlSchemaException(Res.Sch_RefInvalidCardin, xi.QualifiedName.ToString(), xi);
}
// keyref can only refer to key/unique
if (ic.CompiledConstraint.Role == CompiledIdentityConstraint.ConstraintRole.Keyref) {
throw new XmlSchemaException(Res.Sch_ReftoKeyref, xi.QualifiedName.ToString(), xi);
}
}
xi.CompiledConstraint = compic;
}
catch (XmlSchemaException e) {
if (e.SourceSchemaObject == null) {
e.SetSource(xi);
}
SendValidationEvent(e);
xi.CompiledConstraint = CompiledIdentityConstraint.Empty;
// empty is better than null here, stop quickly when circle referencing
}
finally {
xi.IsProcessing = false;
}
}
public void Reset (XmlSchemaIdentityConstraint source)
{
this.source = source;
this.selector = source.CompiledSelector;
this.qname = source.QualifiedName;
XmlSchemaKeyref kr = source as XmlSchemaKeyref;
if (kr != null)
this.refKeyName = kr.Refer;
StartDepth = 0;
}
private void ProcessParentKey (XmlSchemaIdentityConstraint ic)
{
// Basic concept came from XmlSchemaMapper.cs
string tableName = GetSelectorTarget (ic.Selector.XPath);
DataTable dt = dataset.Tables [tableName];
if (dt == null)
throw new DataException (String.Format ("Invalid XPath selection inside selector. Cannot find: {0}", tableName));
DataColumn [] cols = new DataColumn [ic.Fields.Count];
int i = 0;
foreach (XmlSchemaXPath Field in ic.Fields) {
string colName = Field.XPath;
bool isAttr = colName.Length > 0 && colName [0] == '@';
int index = colName.LastIndexOf (':');
if (index > 0)
colName = colName.Substring (index + 1);
else if (isAttr)
colName = colName.Substring (1);
colName = XmlConvert.DecodeName (colName);
DataColumn col = dt.Columns [colName];
if (col == null)
throw new DataException (String.Format ("Invalid XPath selection inside field. Cannot find: {0}", tableName));
if (isAttr && col.ColumnMapping != MappingType.Attribute)
throw new DataException ("The XPath specified attribute field, but mapping type is not attribute.");
if (!isAttr && col.ColumnMapping != MappingType.Element)
throw new DataException ("The XPath specified simple element field, but mapping type is not simple element.");
cols [i] = dt.Columns [colName];
i++;
}
bool isPK = false;
// find if there is an attribute with the constraint name
// if not use the XmlSchemaConstraint's name.
string constraintName = ic.Name;
if (ic.UnhandledAttributes != null) {
foreach (XmlAttribute attr in ic.UnhandledAttributes) {
if (attr.NamespaceURI != XmlConstants.MsdataNamespace)
continue;
switch (attr.LocalName) {
case XmlConstants.ConstraintName:
constraintName = attr.Value;
break;
case XmlConstants.PrimaryKey:
isPK = bool.Parse(attr.Value);
break;
}
}
}
UniqueConstraint c = new UniqueConstraint (constraintName, cols, isPK);
dt.Constraints.Add (c);
}
private void EndKeyrefValidation (XsdKeyTable seq, XmlSchemaIdentityConstraint targetIdent)
{
for (int i = this.keyTables.Count - 1; i >= 0; i--) {
XsdKeyTable target = this.keyTables [i] as XsdKeyTable;
if (target.SourceSchemaIdentity != targetIdent)
continue;
seq.ReferencedKey = target;
for (int j = 0; j < seq.FinishedEntries.Count; j++) {
XsdKeyEntry entry = (XsdKeyEntry) seq.FinishedEntries [j];
for (int k = 0; k < target.FinishedEntries.Count; k++) {
XsdKeyEntry targetEntry = (XsdKeyEntry) target.FinishedEntries [k];
if (entry.CompareIdentity (targetEntry)) {
entry.KeyRefFound = true;
break;
}
}
}
}
if (seq.ReferencedKey == null)
HandleError ("Target key was not found.");
ArrayList errors = null;
for (int i = 0; i < seq.FinishedEntries.Count; i++) {
XsdKeyEntry entry = (XsdKeyEntry) seq.FinishedEntries [i];
if (!entry.KeyRefFound) {
if (errors == null)
errors = new ArrayList ();
errors.Add (" line " + entry.SelectorLineNumber + ", position " + entry.SelectorLinePosition);
}
}
if (errors != null)
HandleError ("Invalid identity constraints were found. Referenced key was not found: "
+ String.Join (" / ", errors.ToArray (typeof (string)) as string []));
}
private void PreprocessIdentityConstraint(XmlSchemaIdentityConstraint constraint) {
bool valid = true;
if (constraint.Name != null) {
ValidateNameAttribute(constraint);
constraint.SetQualifiedName(new XmlQualifiedName(constraint.Name, this.targetNamespace));
}
else {
SendValidationEvent(Res.Sch_MissRequiredAttribute, "name", constraint);
valid = false;
}
if (this.identityConstraints[constraint.QualifiedName] != null) {
SendValidationEvent(Res.Sch_DupIdentityConstraint, constraint.QualifiedName.ToString(), constraint);
valid = false;
}
else {
this.identityConstraints.Add(constraint.QualifiedName, constraint);
}
if (constraint.Selector == null) {
SendValidationEvent(Res.Sch_IdConstraintNoSelector, constraint);
valid = false;
}
if (constraint.Fields.Count == 0) {
SendValidationEvent(Res.Sch_IdConstraintNoFields, constraint);
valid = false;
}
if (constraint is XmlSchemaKeyref) {
XmlSchemaKeyref keyref = (XmlSchemaKeyref)constraint;
if (keyref.Refer.IsEmpty) {
SendValidationEvent(Res.Sch_IdConstraintNoRefer, constraint);
valid = false;
}
else {
ValidateQNameAttribute(keyref, "refer", keyref.Refer);
}
}
if (valid) {
ValidateIdAttribute(constraint);
ValidateIdAttribute(constraint.Selector);
foreach (XmlSchemaXPath field in constraint.Fields) {
ValidateIdAttribute(field);
}
}
}
private void Write48_XmlSchemaIdentityConstraint(XmlSchemaIdentityConstraint o)
{
if (o != null)
{
Type type = o.GetType();
if (type == typeof(XmlSchemaUnique))
{
this.Write51_XmlSchemaUnique((XmlSchemaUnique) o);
}
else if (type == typeof(XmlSchemaKeyref))
{
this.Write50_XmlSchemaKeyref((XmlSchemaKeyref) o);
}
else if (type == typeof(XmlSchemaKey))
{
this.Write47_XmlSchemaKey((XmlSchemaKey) o);
}
}
}
protected virtual void Visit(XmlSchemaIdentityConstraint constraint)
{
XmlSchemaKey key;
XmlSchemaKeyref keyref;
XmlSchemaUnique unique;
if (Casting.TryCast(constraint, out key))
Visit(key);
else if (Casting.TryCast(constraint, out keyref))
Visit(keyref);
else if (Casting.TryCast(constraint, out unique))
Visit(unique);
else
throw ExceptionBuilder.UnexpectedSchemaObjectType(constraint);
}
public ConstraintTable(DataTable t, XmlSchemaIdentityConstraint c)
{
this.table = t;
this.constraint = c;
}
public virtual void Check (ConformanceCheckContext ctx, XmlSchemaIdentityConstraint value) {}
public XsdKeyTable (XmlSchemaIdentityConstraint source)
{
Reset (source);
}
internal DataColumn[] BuildKey(XmlSchemaIdentityConstraint keyNode, DataTable table){
ArrayList keyColumns = new ArrayList();
foreach (XmlSchemaXPath node in keyNode.Fields) {
keyColumns.Add(FindField(table, node.XPath));
}
DataColumn [] key = new DataColumn[keyColumns.Count];
keyColumns.CopyTo(key, 0);
return key;
}
private void PreprocessIdentityConstraint(XmlSchemaIdentityConstraint constraint) {
bool valid = true;
PreprocessAnnotation(constraint); //Set parent of annotation child of key/keyref/unique
if (constraint.Name != null) {
ValidateNameAttribute(constraint);
constraint.SetQualifiedName(new XmlQualifiedName(constraint.Name, this.targetNamespace));
}
else {
SendValidationEvent(Res.Sch_MissRequiredAttribute, "name", constraint);
valid = false;
}
if (rootSchema.IdentityConstraints[constraint.QualifiedName] != null) {
SendValidationEvent(Res.Sch_DupIdentityConstraint, constraint.QualifiedName.ToString(), constraint);
valid = false;
}
else {
rootSchema.IdentityConstraints.Add(constraint.QualifiedName, constraint);
}
if (constraint.Selector == null) {
SendValidationEvent(Res.Sch_IdConstraintNoSelector, constraint);
valid = false;
}
if (constraint.Fields.Count == 0) {
SendValidationEvent(Res.Sch_IdConstraintNoFields, constraint);
valid = false;
}
if (constraint is XmlSchemaKeyref) {
XmlSchemaKeyref keyref = (XmlSchemaKeyref)constraint;
if (keyref.Refer.IsEmpty) {
SendValidationEvent(Res.Sch_IdConstraintNoRefer, constraint);
valid = false;
}
else {
ValidateQNameAttribute(keyref, "refer", keyref.Refer);
}
}
if (valid) {
ValidateIdAttribute(constraint);
ValidateIdAttribute(constraint.Selector);
SetParent(constraint.Selector, constraint);
for (int i = 0; i < constraint.Fields.Count; ++i) {
SetParent(constraint.Fields[i], constraint);
ValidateIdAttribute(constraint.Fields[i]);
}
}
}
internal void HandleConstraint(XmlSchemaIdentityConstraint keyNode){
String name = null;
name = XmlConvert.DecodeName(keyNode.Name);
if (name==null || name.Length==0)
throw ExceptionBuilder.MissingAttribute(Keywords.NAME);
if (ConstraintNodes.ContainsKey(name))
throw ExceptionBuilder.DuplicateConstraintRead(name);
// we do not process key defined outside the current node
String tableName = GetTableName(keyNode);
string tableNs = GetMsdataAttribute(keyNode,Keywords.MSD_TABLENS);
DataTable table = _ds.Tables.GetTableSmart(tableName,tableNs);
if (table == null)
return;
ConstraintNodes.Add(name, new ConstraintTable(table, keyNode));
bool fPrimaryKey = GetBooleanAttribute(keyNode, Keywords.MSD_PRIMARYKEY, /*default:*/ false);
name = GetStringAttribute(keyNode, "ConstraintName", /*default:*/ name);
DataColumn[] key = BuildKey(keyNode, table);
if (0 < key.Length) {
UniqueConstraint found = (UniqueConstraint) key[0].Table.Constraints.FindConstraint(new UniqueConstraint(name, key));
if (found == null) {
key[0].Table.Constraints.Add(name, key, fPrimaryKey);
SetExtProperties(key[0].Table.Constraints[name], keyNode.UnhandledAttributes);
}
else {
key = found.ColumnsReference;
SetExtProperties(found, keyNode.UnhandledAttributes);
if (fPrimaryKey)
key[0].Table.PrimaryKey = key;
}
if (keyNode is XmlSchemaKey) {
for (int i=0; i<key.Length; i++)
key[i].AllowDBNull = false;
}
}
}
private void SetContainer(State state, object container) {
switch (state) {
case State.Root:
break;
case State.Schema:
break;
case State.Annotation:
this.annotation = (XmlSchemaAnnotation)container;
break;
case State.Include:
this.include = (XmlSchemaInclude)container;
break;
case State.Import:
this.import = (XmlSchemaImport)container;
break;
case State.Element:
this.element = (XmlSchemaElement)container;
break;
case State.Attribute:
this.attribute = (XmlSchemaAttribute)container;
break;
case State.AttributeGroup:
this.attributeGroup = (XmlSchemaAttributeGroup)container;
break;
case State.AttributeGroupRef:
this.attributeGroupRef = (XmlSchemaAttributeGroupRef)container;
break;
case State.AnyAttribute:
this.anyAttribute = (XmlSchemaAnyAttribute)container;
break;
case State.Group:
this.group = (XmlSchemaGroup)container;
break;
case State.GroupRef:
this.groupRef = (XmlSchemaGroupRef)container;
break;
case State.All:
this.all = (XmlSchemaAll)container;
break;
case State.Choice:
this.choice = (XmlSchemaChoice)container;
break;
case State.Sequence:
this.sequence = (XmlSchemaSequence)container;
break;
case State.Any:
this.anyElement = (XmlSchemaAny)container;
break;
case State.Notation:
this.notation = (XmlSchemaNotation)container;
break;
case State.SimpleType:
this.simpleType = (XmlSchemaSimpleType)container;
break;
case State.ComplexType:
this.complexType = (XmlSchemaComplexType)container;
break;
case State.ComplexContent:
this.complexContent = (XmlSchemaComplexContent)container;
break;
case State.ComplexContentExtension:
this.complexContentExtension = (XmlSchemaComplexContentExtension)container;
break;
case State.ComplexContentRestriction:
this.complexContentRestriction = (XmlSchemaComplexContentRestriction)container;
break;
case State.SimpleContent:
this.simpleContent = (XmlSchemaSimpleContent)container;
break;
case State.SimpleContentExtension:
this.simpleContentExtension = (XmlSchemaSimpleContentExtension)container;
break;
case State.SimpleContentRestriction:
this.simpleContentRestriction = (XmlSchemaSimpleContentRestriction)container;
break;
case State.SimpleTypeUnion:
this.simpleTypeUnion = (XmlSchemaSimpleTypeUnion)container;
break;
case State.SimpleTypeList:
this.simpleTypeList = (XmlSchemaSimpleTypeList)container;
break;
case State.SimpleTypeRestriction:
this.simpleTypeRestriction = (XmlSchemaSimpleTypeRestriction)container;
break;
case State.Unique:
case State.Key:
case State.KeyRef:
this.identityConstraint = (XmlSchemaIdentityConstraint)container;
break;
case State.Selector:
case State.Field:
this.xpath = (XmlSchemaXPath)container;
break;
case State.MinExclusive:
case State.MinInclusive:
case State.MaxExclusive:
case State.MaxInclusive:
case State.TotalDigits:
case State.FractionDigits:
case State.Length:
case State.MinLength:
case State.MaxLength:
case State.Enumeration:
case State.Pattern:
case State.WhiteSpace:
this.facet = (XmlSchemaFacet)container;
break;
case State.AppInfo:
this.appInfo = (XmlSchemaAppInfo)container;
break;
case State.Documentation:
this.documentation = (XmlSchemaDocumentation)container;
break;
case State.Redefine:
this.redefine = (XmlSchemaRedefine)container;
break;
default:
Debug.Assert(false, "State is " + state);
break;
}
}
private String GetTableNamespace(XmlSchemaIdentityConstraint key) {
string xpath = key.Selector.XPath;
string [] split = xpath.Split('/');
string prefix =string.Empty;
string QualifiedTableName = split[split.Length - 1]; //get the last string after '/' and ':'
if ((QualifiedTableName == null) || (QualifiedTableName.Length == 0))
throw ExceptionBuilder.InvalidSelector(xpath);
if (QualifiedTableName.IndexOf(':') != -1)
prefix = QualifiedTableName.Substring(0, QualifiedTableName.IndexOf(':'));
else
return GetMsdataAttribute(key, Keywords.MSD_TABLENS);
prefix = XmlConvert.DecodeName(prefix );
return GetNamespaceFromPrefix(prefix);
}
private void CompileIdentityConstraint(XmlSchemaIdentityConstraint xi)
{
if (xi.IsProcessing)
{
xi.CompiledConstraint = CompiledIdentityConstraint.Empty;
base.SendValidationEvent("Sch_IdentityConstraintCircularRef", xi);
}
else if (xi.CompiledConstraint == null)
{
xi.IsProcessing = true;
CompiledIdentityConstraint constraint = null;
try
{
SchemaNamespaceManager nsmgr = new SchemaNamespaceManager(xi);
constraint = new CompiledIdentityConstraint(xi, nsmgr);
if (xi is XmlSchemaKeyref)
{
XmlSchemaIdentityConstraint constraint2 = (XmlSchemaIdentityConstraint) this.schema.IdentityConstraints[((XmlSchemaKeyref) xi).Refer];
if (constraint2 == null)
{
throw new XmlSchemaException("Sch_UndeclaredIdentityConstraint", ((XmlSchemaKeyref) xi).Refer.ToString(), xi);
}
this.CompileIdentityConstraint(constraint2);
if (constraint2.CompiledConstraint == null)
{
throw new XmlSchemaException("Sch_RefInvalidIdentityConstraint", ((XmlSchemaKeyref) xi).Refer.ToString(), xi);
}
if (constraint2.Fields.Count != xi.Fields.Count)
{
throw new XmlSchemaException("Sch_RefInvalidCardin", xi.QualifiedName.ToString(), xi);
}
if (constraint2.CompiledConstraint.Role == CompiledIdentityConstraint.ConstraintRole.Keyref)
{
throw new XmlSchemaException("Sch_ReftoKeyref", xi.QualifiedName.ToString(), xi);
}
}
xi.CompiledConstraint = constraint;
}
catch (XmlSchemaException exception)
{
if (exception.SourceSchemaObject == null)
{
exception.SetSource(xi);
}
base.SendValidationEvent(exception);
xi.CompiledConstraint = CompiledIdentityConstraint.Empty;
}
finally
{
xi.IsProcessing = false;
}
}
}
private String GetTableName(XmlSchemaIdentityConstraint key) {
string xpath = key.Selector.XPath;
string [] split = xpath.Split('/',':');
String tableName = split[split.Length - 1]; //get the last string after '/' and ':'
if ((tableName == null) || (tableName.Length == 0))
throw ExceptionBuilder.InvalidSelector(xpath);
tableName = XmlConvert.DecodeName(tableName);
return tableName;
}
private void PreprocessIdentityConstraint(XmlSchemaIdentityConstraint constraint)
{
bool flag = true;
this.PreprocessAnnotation(constraint);
if (constraint.Name != null)
{
this.ValidateNameAttribute(constraint);
constraint.SetQualifiedName(new XmlQualifiedName(constraint.Name, this.targetNamespace));
}
else
{
base.SendValidationEvent("Sch_MissRequiredAttribute", "name", constraint);
flag = false;
}
if (this.rootSchema.IdentityConstraints[constraint.QualifiedName] != null)
{
base.SendValidationEvent("Sch_DupIdentityConstraint", constraint.QualifiedName.ToString(), constraint);
flag = false;
}
else
{
this.rootSchema.IdentityConstraints.Add(constraint.QualifiedName, constraint);
}
if (constraint.Selector == null)
{
base.SendValidationEvent("Sch_IdConstraintNoSelector", constraint);
flag = false;
}
if (constraint.Fields.Count == 0)
{
base.SendValidationEvent("Sch_IdConstraintNoFields", constraint);
flag = false;
}
if (constraint is XmlSchemaKeyref)
{
XmlSchemaKeyref xso = (XmlSchemaKeyref) constraint;
if (xso.Refer.IsEmpty)
{
base.SendValidationEvent("Sch_IdConstraintNoRefer", constraint);
flag = false;
}
else
{
this.ValidateQNameAttribute(xso, "refer", xso.Refer);
}
}
if (flag)
{
this.ValidateIdAttribute(constraint);
this.ValidateIdAttribute(constraint.Selector);
this.SetParent(constraint.Selector, constraint);
for (int i = 0; i < constraint.Fields.Count; i++)
{
this.SetParent(constraint.Fields[i], constraint);
this.ValidateIdAttribute(constraint.Fields[i]);
}
}
}
private string GetTableName(XmlSchemaIdentityConstraint key)
{
string xPath = key.Selector.XPath;
string[] strArray = xPath.Split(new char[] { '/', ':' });
string name = strArray[strArray.Length - 1];
if ((name == null) || (name.Length == 0))
{
throw ExceptionBuilder.InvalidSelector(xPath);
}
return XmlConvert.DecodeName(name);
}