package gw.servlet

uses gw.lang.annotation.AnnotationUsage
uses org.apache.commons.io.FilenameUtils
uses gw.lang.reflect.IFeatureInfo
uses gw.lang.reflect.gs.IGosuClass

@AnnotationUsage(TypeTarget, One)
class Servlet implements IServletAnnotation
{
  private var _pathMatcher : block( path : String ) : boolean
  private var _servletPath : String as ServletPath
  
  construct(final pathPattern : String) {
    _pathMatcher = \ path -> {
      return FilenameUtils.wildcardMatch( path, pathPattern)
    }
  }
  
  construct(pathMatcher : block( path : String ) : boolean) {
    _pathMatcher = pathMatcher
  }
  
  construct(inServletPath : String, final pathPattern : String) {
    _servletPath = inServletPath
    _pathMatcher = \ path -> {
      return FilenameUtils.wildcardMatch( path, pathPattern)
    }
  }
  
  construct(inServletPath : String, pathMatcher : block( path : String ) : boolean) {
    _servletPath = inServletPath
    _pathMatcher = pathMatcher
  }
  
  override function matchesPath(path : String) : boolean {
    return _pathMatcher(path == null ? "" : path)
  }
}