private FilterDef CreateFilterDefinition(FullTextFilterDefAttribute att)
{
try
{
Activator.CreateInstance(att.Impl);
}
catch (Exception ex)
{
throw new SearchException("Unable to create Filter class: " + att.Impl.FullName, ex);
}
var filterDefinition = new FilterDef
{
Name = att.Name,
Cache = att.Cache,
Impl = att.Impl
};
foreach (var method in filterDefinition.Impl.GetMethods())
{
if (AttributeUtil.HasAttribute <FactoryAttribute>(method))
{
if (filterDefinition.FactoryMethod != null)
{
throw new SearchException("Multiple Factory methods found " + filterDefinition.Name + ":" +
filterDefinition.Impl.FullName + "." + method.Name);
}
filterDefinition.FactoryMethod = method;
}
if (AttributeUtil.HasAttribute <KeyAttribute>(method))
{
if (filterDefinition.KeyMethod != null)
{
throw new SearchException("Multiple Key methods found " + filterDefinition.Name + ":" +
filterDefinition.Impl.FullName + "." + method.Name);
}
filterDefinition.KeyMethod = method;
}
}
foreach (var prop in filterDefinition.Impl.GetProperties())
{
if (AttributeUtil.HasAttribute <FilterParameterAttribute>(prop))
{
filterDefinition.Setters[prop.Name] = prop;
}
}
return(filterDefinition);
}
private FilterDef BuildFilterDef(FullTextFilterDefAttribute attribute)
{
var filterDef = new FilterDef
{
Name = attribute.Name,
Impl = attribute.Impl,
Cache = attribute.Cache
};
try {
Activator.CreateInstance(filterDef.Impl);
}
catch (Exception e) {
throw new SearchException("Unable to create Filter class: " + filterDef.Impl.FullName, e);
}
foreach (var method in filterDef.Impl.GetMethods())
{
if (AttributeUtil.HasAttribute <FactoryAttribute>(method))
{
if (filterDef.FactoryMethod != null)
{
throw new SearchException("Multiple Factory methods found " + filterDef.Name + ":" +
filterDef.Impl.FullName + "." + method.Name);
}
filterDef.FactoryMethod = method;
}
if (AttributeUtil.HasAttribute <KeyAttribute>(method))
{
if (filterDef.KeyMethod != null)
{
throw new SearchException("Multiple Key methods found " + filterDef.Name + ":" +
filterDef.Impl.FullName + "." + method.Name);
}
filterDef.KeyMethod = method;
}
}
// Use properties rather than the Java setter logic idea
foreach (PropertyInfo prop in filterDef.Impl.GetProperties())
{
if (AttributeUtil.HasAttribute <FilterParameterAttribute>(prop))
{
filterDef.AddSetter(prop);
}
}
return(filterDef);
}
