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#region license
// Copyright (c) 2005 - 2007 Ayende Rahien (ayende@ayende.com)
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of Ayende Rahien nor the names of its
// contributors may be used to endorse or promote products derived from this
// software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion
using System;
using System.Reflection;
using Ayende.NHibernateQueryAnalyzer.Utilities;
namespace Ayende.NHibernateQueryAnalyzer.SchemaEditing
{
/// <summary>
/// Summary description for RootFieldReference.
/// </summary>
public class RootNodeFieldReference : NodeFieldReference
{
private object val;
public RootNodeFieldReference(object val)
{
if(ReflectionUtil.HasValue(val)==false)
throw new ArgumentException("Val must have a valid value.");
this.val = val;
this.amountRequired = 1;
}
public override string[] Names
{
get { throw new InvalidOperationException("Root has no names"); }
}
public override Type[] Types
{
get { throw new InvalidOperationException("Root has no types");; }
}
public override object Value
{
get { return val; }
set { throw new InvalidOperationException("Can't set root's value, it's immutable"); }
}
/// <summary>
/// Return true if the inner value is an array with
/// elements or a non-null reference.
/// </summary>
public override bool HasValue
{
get { return true; }
}
public override ISchemaEditorNode ParentNode
{
get { return parentNode; }
set { parentNode = value; }
}
public override ISchemaEditorNode AddValue(object obj)
{
throw new InvalidOperationException("Can't add value to root node");
}
public override ISchemaEditorNode AddExistingValue(object obj)
{
throw new InvalidOperationException("Can't add value to root node");
}
public override void RemoveValue(ISchemaEditorNode node)
{
throw new InvalidOperationException("Can't remove value from root node");
}
}
} |
