#region License
/*
* Copyright 2002-2008 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#endregion
#region Imports
using System;
using System.IO;
using System.Text;
using Spring.Core.IO;
using Spring.Util;
#endregion
namespace Spring.Core.IO{
/// <summary>
/// A <see cref="IResource"/> adapter implementation encapsulating a simple string.
/// </summary>
/// <author>Erich Eichinger</author>
public class StringResource : AbstractResource
{
#region Fields
private readonly string _description;
private readonly string _content;
private readonly Encoding _encoding;
#endregion
/// <summary>
/// Creates a new instance of the <see cref="StringResource"/> class.
/// </summary>
public StringResource(string content)
: this(content, Encoding.Default, null)
{
}
/// <summary>
/// Creates a new instance of the <see cref="StringResource"/> class.
/// </summary>
public StringResource(string content, Encoding encoding)
: this(content, encoding, null)
{
}
/// <summary>
/// Creates a new instance of the <see cref="StringResource"/> class.
/// </summary>
public StringResource(string content, Encoding encoding, string description)
{
AssertUtils.ArgumentNotNull(encoding, "encoding");
_content = content==null ? string.Empty : content;
_encoding = encoding;
_description = description == null ? string.Empty : description;
}
/// <summary>
/// Get the <see cref="System.IO.Stream"/> to
/// for accessing this resource.
/// </summary>
public override Stream InputStream
{
get
{
return new MemoryStream(_encoding.GetBytes(_content), false);
}
}
/// <summary>
/// Returns a description for this resource.
/// </summary>
/// <value>
/// A description for this resource.
/// </value>
/// <seealso cref="Spring.Core.IO.IResource.Description"/>
public override string Description
{
get { return _description; }
}
/// <summary>
/// This implementation always returns true
/// </summary>
public override bool IsOpen
{
get { return true; }
}
/// <summary>
/// This implemementation always returns true
/// </summary>
public override bool Exists
{
get { return true; }
}
/// <summary>
/// Gets the encoding used to create a byte stream of the <see cref="Content"/> string.
/// </summary>
public Encoding Encoding
{
get { return _encoding; }
}
/// <summary>
/// Gets the content encapsulated by this <see cref="StringResource"/>.
/// </summary>
public string Content
{
get { return _content; }
}
}
}
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