private bool TryGetTable(MemberExpression me)
{
if (me == null)
{
this.fallback = true;
return(false);
}
TableFindResult result = this.tableFinder.Find(me);
if (result.MimeType != null)
{
this.queryBuilder.Append(String.Format("({0} = ?)", ContactsContract.DataColumns.Mimetype));
}
this.arguments.Add(result.MimeType);
if (Table == null)
{
Table = result.Table;
}
else if (Table != result.Table)
{
this.fallback = true;
return(false);
}
return(true);
}
protected override Expression VisitMemberAccess(MemberExpression memberExpression)
{
TableFindResult result = this.tableFinder.Find(memberExpression);
if (this.table == null)
{
this.table = result;
}
else if (Table != result.Table || result.MimeType != this.table.MimeType)
{
Fallback = true;
return(memberExpression);
}
ContentResolverColumnMapping cmap = this.tableFinder.GetColumn(memberExpression.Member);
if (cmap == null || cmap.Columns == null)
{
Fallback = true;
return(memberExpression);
}
this.currentMap = cmap;
if (cmap.Columns.Length == 1)
{
this.builder.Append(cmap.Columns[0]);
}
else
{
throw new NotSupportedException();
}
return(base.VisitMemberAccess(memberExpression));
}
public TableFindResult Find(Expression expression)
{
Visit(expression);
var result = new TableFindResult(this.table, this.mimeType);
this.table = null;
this.mimeType = null;
return(result);
}
public TableFindResult Find(Expression expression)
{
Visit(expression);
var result = new TableFindResult(this.table, this.mimeType);
this.table = null;
this.mimeType = null;
return result;
}
private bool TryGetTable(List <MemberExpression> memberExpressions)
{
if (memberExpressions.Count == 0)
{
this.fallback = true;
return(false);
}
Android.Net.Uri existingTable = Table;
TableFindResult presult = null;
foreach (MemberExpression me in memberExpressions)
{
TableFindResult result = this.tableFinder.Find(me);
if (result.Table == null)
{
this.fallback = true;
return(false);
}
if (existingTable == null)
{
existingTable = result.Table;
presult = result;
}
else if (existingTable != result.Table)
{
this.fallback = true;
return(false);
}
}
if (presult == null)
{
this.fallback = true;
return(false);
}
Table = presult.Table;
if (presult.MimeType != null)
{
if (this.queryBuilder.Length > 0)
{
this.queryBuilder.Append(" AND ");
}
this.queryBuilder.Append(String.Format("({0} = ?)", ContactsContract.DataColumns.Mimetype));
}
this.arguments.Add(presult.MimeType);
return(true);
}
protected override Expression VisitMemberAccess(MemberExpression memberExpression)
{
TableFindResult result = this.tableFinder.Find(memberExpression);
if (this.table == null)
this.table = result;
else if (Table != result.Table || result.MimeType != this.table.MimeType)
{
Fallback = true;
return memberExpression;
}
ContentResolverColumnMapping cmap = this.tableFinder.GetColumn(memberExpression.Member);
if (cmap == null || cmap.Columns == null)
{
Fallback = true;
return memberExpression;
}
this.currentMap = cmap;
if (cmap.Columns.Length == 1)
this.builder.Append(cmap.Columns[0]);
else
throw new NotSupportedException();
return base.VisitMemberAccess(memberExpression);
}