public override MetaType GetMetaType(Type type)
{
if (type == null)
{
throw Error.ArgumentNull("type");
}
MetaType mtype = null;
@lock.AcquireReaderLock(Timeout.Infinite);
try {
if (this.metaTypes.TryGetValue(type, out mtype))
{
return(mtype);
}
}
finally {
@lock.ReleaseReaderLock();
}
@lock.AcquireWriterLock(Timeout.Infinite);
try {
if (!this.metaTypes.TryGetValue(type, out mtype))
{
// not known, so must be unmapped type
mtype = new UnmappedType(this, type);
this.metaTypes.Add(type, mtype);
}
}
finally {
@lock.ReleaseWriterLock();
}
return(mtype);
}
public override MetaType GetMetaType(Type type)
{
if (type == null)
{
throw Error.ArgumentNull("type");
}
var nonProxyType = UnproxyType(type);
MetaType mtype;
metaModelLock.AcquireReaderLock(Timeout.Infinite);
try
{
if (metaTypes.TryGetValue(nonProxyType, out mtype))
{
return(mtype);
}
}
finally
{
metaModelLock.ReleaseReaderLock();
}
// Attributed meta model allows us to learn about tables we did not
// statically know about
var tab = GetTable(nonProxyType);
if (tab != null)
{
return(tab.RowType.GetInheritanceType(nonProxyType));
}
InitFunctions();
metaModelLock.AcquireWriterLock(Timeout.Infinite);
try
{
if (!metaTypes.TryGetValue(nonProxyType, out mtype))
{
mtype = new UnmappedType(this, nonProxyType);
metaTypes.Add(nonProxyType, mtype);
}
}
finally
{
metaModelLock.ReleaseWriterLock();
}
return(mtype);
}
public override MetaType GetMetaType(Type type)
{
if (type == (Type)null)
{
throw System.Data.Linq.Mapping.Error.ArgumentNull("type");
}
MetaType value = null;
@lock.AcquireReaderLock(-1);
try {
if (metaTypes.TryGetValue(type, out value))
{
return(value);
}
} finally {
@lock.ReleaseReaderLock();
}
MetaTable table = GetTable(type);
if (table == null)
{
InitFunctions();
@lock.AcquireWriterLock(-1);
try {
if (metaTypes.TryGetValue(type, out value))
{
return(value);
}
value = new UnmappedType(this, type);
metaTypes.Add(type, value);
return(value);
} finally {
@lock.ReleaseWriterLock();
}
}
return(table.RowType.GetInheritanceType(type));
}
public override MetaType GetMetaType(Type type) {
if (type == null) {
throw Error.ArgumentNull("type");
}
MetaType mtype = null;
@lock.AcquireReaderLock(Timeout.Infinite);
try {
if (this.metaTypes.TryGetValue(type, out mtype)) {
return mtype;
}
}
finally {
@lock.ReleaseReaderLock();
}
// Attributed meta model allows us to learn about tables we did not
// statically know about
MetaTable tab = this.GetTable(type);
if (tab != null) {
return tab.RowType.GetInheritanceType(type);
}
this.InitFunctions();
@lock.AcquireWriterLock(Timeout.Infinite);
try {
if (!this.metaTypes.TryGetValue(type, out mtype)) {
mtype = new UnmappedType(this, type);
this.metaTypes.Add(type, mtype);
}
}
finally {
@lock.ReleaseWriterLock();
}
return mtype;
}
public override MetaType GetMetaType(Type type) {
if (type == null) {
throw Error.ArgumentNull("type");
}
MetaType mtype = null;
@lock.AcquireReaderLock(Timeout.Infinite);
try {
if (this.metaTypes.TryGetValue(type, out mtype)) {
return mtype;
}
}
finally {
@lock.ReleaseReaderLock();
}
@lock.AcquireWriterLock(Timeout.Infinite);
try {
if (!this.metaTypes.TryGetValue(type, out mtype)) {
// not known, so must be unmapped type
mtype = new UnmappedType(this, type);
this.metaTypes.Add(type, mtype);
}
}
finally {
@lock.ReleaseWriterLock();
}
return mtype;
}
