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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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 the OpenSimulator Project 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 DEVELOPERS ``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 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.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using log4net;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Data;
namespace OpenSim.Data.Null
{
/// <summary>
/// Not a proper generic data handler yet - probably needs to actually store the data as well instead of relying
/// on descendent classes
/// </summary>
public class NullGenericDataHandler
{
protected List<T> Get<T>(string field, string val, List<T> inputEntities)
{
List<T> entities = inputEntities;
entities
= entities.Where(
e =>
{
FieldInfo fi = typeof(T).GetField(field);
if (fi == null)
throw new NotImplementedException(string.Format("No field {0} for val {1}", field, val));
return fi.GetValue(e).ToString() == val;
}
).ToList();
return entities;
}
protected List<T> Get<T>(string field, string[] vals, List<T> inputEntities)
{
List<T> entities = new List<T>();
for (int i = 0; i < vals.Length; i++)
{
entities.AddRange (inputEntities.Where(
e =>
{
FieldInfo fi = typeof(T).GetField(field);
if (fi == null)
throw new NotImplementedException(string.Format("No field {0} for val {1}", field, vals[i]));
return fi.GetValue(e).ToString() == vals[i];
}
).ToList()
);
}
return entities;
}
protected List<T> Get<T>(string[] fields, string[] vals, List<T> inputEntities)
{
List<T> entities = inputEntities;
for (int i = 0; i < fields.Length; i++)
{
entities
= entities.Where(
e =>
{
FieldInfo fi = typeof(T).GetField(fields[i]);
if (fi == null)
throw new NotImplementedException(string.Format("No field {0} for val {1}", fields[i], vals[i]));
return fi.GetValue(e).ToString() == vals[i];
}
).ToList();
}
return entities;
}
}
}
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