Package com.sun.mail.handlers

Class handler_base

java.lang.Object
com.sun.mail.handlers.handler_base
All Implemented Interfaces:
javax.activation.DataContentHandler
Direct Known Subclasses:
image_gif, message_rfc822, multipart_mixed, text_plain
public abstract class handler_base extends Object implements javax.activation.DataContentHandler
Base class for other DataContentHandlers.

  • Constructor Summary

    Constructors
    Constructor
    Description
    handler_base()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    protected Object
    getData(javax.activation.ActivationDataFlavor aFlavor, javax.activation.DataSource ds)
    Given the flavor that matched, return the appropriate type of object.
    protected abstract javax.activation.ActivationDataFlavor[]
    getDataFlavors()
    Return an array of ActivationDataFlavors that we support.
    Object
    getTransferData(DataFlavor df, javax.activation.DataSource ds)
    Return the Transfer Data of type DataFlavor from InputStream.
    DataFlavor[]
    getTransferDataFlavors()
    Return the DataFlavors for this DataContentHandler.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    Methods inherited from interface javax.activation.DataContentHandler

    getContent, writeTo

  • Constructor Details

    • handler_base

      public handler_base()

  • Method Details

    • getDataFlavors

      protected abstract javax.activation.ActivationDataFlavor[] getDataFlavors()
      Return an array of ActivationDataFlavors that we support. Usually there will be only one.
      Returns:
      array of ActivationDataFlavors that we support

    • getData

      protected Object getData(javax.activation.ActivationDataFlavor aFlavor, javax.activation.DataSource ds) throws IOException
      Given the flavor that matched, return the appropriate type of object. Usually there's only one flavor so just call getContent.
      Parameters:
      aFlavor - the ActivationDataFlavor
      ds - DataSource containing the data
      Returns:
      the object
      Throws:
      IOException - for errors reading the data

    • getTransferDataFlavors

      public DataFlavor[] getTransferDataFlavors()
      Return the DataFlavors for this DataContentHandler.
      Specified by:
      getTransferDataFlavors in interface javax.activation.DataContentHandler
      Returns:
      The DataFlavors

    • getTransferData

      public Object getTransferData(DataFlavor df, javax.activation.DataSource ds) throws IOException
      Return the Transfer Data of type DataFlavor from InputStream.
      Specified by:
      getTransferData in interface javax.activation.DataContentHandler
      Parameters:
      df - The DataFlavor
      ds - The DataSource corresponding to the data
      Returns:
      the object
      Throws:
      IOException - for errors reading the data