Update of /cvsroot/adapdev/Adapdev/src/Adapdev.NVelocity/Tool
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv22005/src/Adapdev.NVelocity/Tool
Added Files:
DataInfo.cs IToolInfo.cs ToolLoader.cs
Log Message:
--- NEW FILE: ToolLoader.cs ---
namespace NVelocity.Tool
{
using System;
/// <summary>
/// <p>A view tool that allows template designers to load
/// an arbitrary object into the context. Any object
/// with a public constructor without parameters can be used
/// as a view tool.</p>
/// <p>THIS CLASS IS HERE AS A PROOF OF CONCEPT ONLY. IT IS NOT
/// INTENDED FOR USE IN PRODUCTION ENVIRONMENTS. USE AT YOUR OWN RISK.</p>
/// </summary>
/// <author><a href="mailto:si...@te...">Gabe Sidler</a></author>
/// <author><a href="mailto:ge...@ap...">Geir Magnusson Jr.</a></author>
public class ToolLoader
{
public ToolLoader()
{
}
/// <summary>
/// Creates and returns an object of the specified classname.
/// The object must have a valid default constructor.
/// </summary>
/// <param name="clazz">the fully qualified class name of the object</param>
/// <returns>an instance of the specified class or null if the class
/// could not be instantiated.</returns>
public virtual Object Load(String clazz)
{
try
{
Type type = Type.GetType(clazz);
Object o = Activator.CreateInstance(type);
return o;
}
catch (Exception)
{
return null;
}
}
}
}
--- NEW FILE: IToolInfo.cs ---
namespace NVelocity.Tool
{
using System;
/// <summary> Interface to simplify and abstract tool handling.
/// *
/// Implementations of this class should hold both the context
/// key for the tool and sufficient information to return
/// an instance of the tool.
/// *
/// </summary>
/// <author> <a href="mailto:na...@es...">Nathan Bubna</a>
/// *
/// </author>
/// <version> $Id: IToolInfo.cs,v 1.3 2005/11/16 05:45:24 intesar66 Exp $
///
/// </version>
public interface IToolInfo
{
String Key { get; }
String Classname { get; }
/// <returns>the context key for the tool
///
/// </returns>
/// <returns>the fully qualified classname for the tool
///
/// </returns>
/// <summary> Returns an instance of the tool.
/// *
/// Instances returned may be new on each call, pooled, or
/// the be same instance every time depending on the
/// implementation. The object passed to this method may
/// be used to initialize or create the tool that is returned,
/// or it may be null if no such data is required.
/// *
/// </summary>
/// <param name="initData">an object that may be used to initialize the instance
/// </param>
/// <returns>an instance of the tool
///
/// </returns>
Object getInstance(Object initData);
}
}
--- NEW FILE: DataInfo.cs ---
namespace NVelocity.Tool
{
using System;
/// <summary> ToolInfo implementation to handle "primitive" data types.
/// It currently supports String, Number, and Boolean data.
/// *
/// </summary>
/// <author> <a href="mailto:na...@es...">Nathan Bubna</a>
/// *
/// </author>
/// <version> $Id: DataInfo.cs,v 1.3 2005/11/16 05:45:24 intesar66 Exp $
///
/// </version>
public class DataInfo : IToolInfo
{
public virtual String Key
{
get { return key; }
}
public virtual String Classname
{
get { return data.GetType().FullName; }
}
public static String TYPE_STRING = "string";
public static String TYPE_NUMBER = "number";
public static String TYPE_BOOLEAN = "boolean";
private String key;
private Object data;
/// <summary> Parses the value string into a recognized type. If
/// the type specified is not supported, the data will
/// be held and returned as a string.
/// *
/// </summary>
/// <param name="key">the context key for the data
/// </param>
/// <param name="type">the data type
/// </param>
/// <param name="value">the data
///
/// </param>
public DataInfo(String key, String type, String value_Renamed)
{
this.key = key;
if (type.ToUpper().Equals(TYPE_BOOLEAN.ToUpper()))
{
this.data = Boolean.Parse(value_Renamed);
}
else if (type.ToUpper().Equals(TYPE_NUMBER.ToUpper()))
{
if (value_Renamed.IndexOf((Char) '.') >= 0)
{
//UPGRADE_TODO: Format of parameters of constructor 'java.lang.Double.Double' are different in the equivalent in .NET. 'ms-help://MS.VSCC/commoner/redir/redirect.htm?keyword="jlca1092"'
this.data = Double.Parse(value_Renamed);
}
else
{
this.data = Int32.Parse(value_Renamed);
}
}
else
{
this.data = value_Renamed;
}
}
/// <summary> Returns the data. Always returns the same
/// object since the data is a constant. Initialization
/// data is ignored.
/// </summary>
public virtual Object getInstance(Object initData)
{
return data;
}
}
}
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