Class ContextImpl

java.lang.Object
org.apache.tapestry5.http.internal.services.ContextImpl
All Implemented Interfaces:
Context

public class ContextImpl extends Object implements Context
  • Constructor Details

    • ContextImpl

      public ContextImpl(javax.servlet.ServletContext servletContext)
  • Method Details

    • getResource

      public URL getResource(String path)
      Description copied from interface: Context
      Returns a URL to a resource stored within the context. The path should start with a leading slash.
      Specified by:
      getResource in interface Context
      Parameters:
      path - to the resource (with a leading slash)
      Returns:
      the URL for the path, or null if the path does not correspond to a file.
    • getRealFile

      public File getRealFile(String path)
      Description copied from interface: Context
      Attempts to find the actual file, on the file system, that would be provided by the servlet container for the given path (which must start with a leading slash). This may return null if no such file exists, or if the resource in question is packaged inside a WAR. If packaged inside a WAR, the contents may be accessed via Context.getResource(String).
      Specified by:
      getRealFile in interface Context
      Parameters:
      path - to the resource (with a leading slash)
      Returns:
      the underlying File, or null if no such file
    • getInitParameter

      Description copied from interface: Context
      Returns an initial parameter value defined by servlet.
      Specified by:
      getInitParameter in interface Context
    • getResourcePaths

      Description copied from interface: Context
      Looks for resources within the web application within the supplied path. The list will be recurively expanded, as necessary. The path must start with a leading slash, and usually ends with a slash as well.
      Specified by:
      getResourcePaths in interface Context
      Parameters:
      path - to search for (should start with a leading slash)
      Returns:
      the matches, sorted alphabetically
    • getAttribute

      public Object getAttribute(String name)
      Description copied from interface: Context
      Returns an attribute previously stored into the context with the given name.
      Specified by:
      getAttribute in interface Context
      Parameters:
      name - used to retrieve the attribute
      Returns:
      the attribute, or null if not found
    • getAttributeNames

      Description copied from interface: Context
      Returns the names of all attributes of the context, sorted alphabetically.
      Specified by:
      getAttributeNames in interface Context
    • getMimeType

      public String getMimeType(String file)
      Description copied from interface: Context
      Returns the MIME content type of the specified file, or null if no content type is known. MIME types are built-in to servlet containers and may be futher specified via the web application deployment descriptor.
      Specified by:
      getMimeType in interface Context
      Parameters:
      file - name of file
      Returns:
      the presumed MIME content type, or null if not known