Package org.apache.catalina

Interface WebResource

All Known Implementing Classes:
AbstractArchiveResource, AbstractResource, AbstractSingleArchiveResource, CachedResource, EmptyResource, FileResource, JarResource, JarResourceRoot, JarWarResource, VirtualResource, WarResource
public interface WebResource
Represents a file or directory within a web application. It borrows heavily from File.

  • Method Details

    • getLastModified

      long getLastModified()
      Returns:
      File.lastModified().

    • getLastModifiedHttp

      String getLastModifiedHttp()
      Returns:
      the last modified time of this resource in the correct format for the HTTP Last-Modified header as specified by RFC 2616.

    • exists

      boolean exists()
      Returns:
      File.exists().

    • isVirtual

      boolean isVirtual()
      Indicates if this resource is required for applications to correctly scan the file structure but that does not exist in either the main or any additional WebResourceSet. For example, if an external directory is mapped to /WEB-INF/lib in an otherwise empty web application, /WEB-INF will be represented as a virtual resource.
      Returns:
      true for a virtual resource

    • isDirectory

      boolean isDirectory()
      Returns:
      File.isDirectory().

    • isFile

      boolean isFile()
      Returns:
      File.isFile().

    • delete

      boolean delete()
      Returns:
      File.delete().

    • getName

      String getName()
      Returns:
      File.getName().

    • getContentLength

      long getContentLength()
      Returns:
      File.length().

    • getCanonicalPath

      String getCanonicalPath()
      Returns:
      File.getCanonicalPath().

    • canRead

      boolean canRead()
      Returns:
      File.canRead().

    • getWebappPath

      String getWebappPath()
      Returns:
      The path of this resource relative to the web application root. If the resource is a directory, the return value will end in '/'.

    • getETag

      String getETag()
      Return the weak ETag calculated from the content length and last modified.
      Returns:
      The ETag for this resource

    • getStrongETag

      default String getStrongETag()
      Return the strong ETag if available else return the weak ETag calculated from the content length and last modified.
      Returns:
      The ETag for this resource

    • setMimeType

      void setMimeType(String mimeType)
      Set the MIME type for this Resource.
      Parameters:
      mimeType - The mime type that will be associated with the resource

    • getMimeType

      String getMimeType()
      Returns:
      the MIME type for this Resource.

    • getInputStream

      InputStream getInputStream()
      Obtain an InputStream based on the contents of this resource.
      Returns:
      An InputStream based on the contents of this resource or null if the resource does not exist or does not represent a file

    • getContent

      byte[] getContent()
      Returns:
      the binary content of this resource or null if it is not available in a byte[] because, for example, it is too big.

    • getCreation

      long getCreation()
      Returns:
      The time the file was created. If not available, the result of getLastModified() will be returned.

    • getURL

      URL getURL()
      Returns:
      a URL to access the resource or null if no such URL is available or if the resource does not exist.

    • getCodeBase

      URL getCodeBase()
      Returns:
      the code base for this resource that will be used when looking up the assigned permissions for the code base in the security policy file when running under a security manager.

    • getWebResourceRoot

      WebResourceRoot getWebResourceRoot()
      Returns:
      a reference to the WebResourceRoot of which this WebResource is a part.

    • getCertificates

      Certificate[] getCertificates()
      Returns:
      the certificates that were used to sign this resource to verify it or @null if none.
      See Also:

    • getManifest

      Manifest getManifest()
      Returns:
      the manifest associated with this resource or @null if none.
      See Also: