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## rice.p2p.scribe.messaging
Class AnycastMessage

    java.lang.Object
      rice.p2p.scribe.messaging.ScribeMessage
          rice.p2p.scribe.messaging.AnycastMessage

All Implemented Interfaces:
  java.io.Serializable, Message, RawMessage

Direct Known Subclasses:
  SubscribeMessage

    public class AnycastMessage

extends ScribeMessage

Version:
  $Id: AnycastMessage.java 3677 2007-04-12 15:23:15Z jeffh $
Author:
  Alan Mislove
See Also:
  Serialized Form

Field Summary
`protected RawScribeContent` | `content` the content of this message
`protected NodeHandle` | `initialRequestor`
`protected java.util.LinkedList` | `toVisit` the list of nodes which we are going to visit
`static short` | `TYPE`
`protected java.util.Vector` | `visited` the list of nodes which we have visited

Fields inherited from class rice.p2p.scribe.messaging.ScribeMessage
`source, topic`

Fields inherited from interface rice.p2p.commonapi.Message
`DEFAULT_PRIORITY, HIGH_PRIORITY, LOW_PRIORITY, LOWEST_PRIORITY, MAX_PRIORITY, MEDIUM_HIGH_PRIORITY, MEDIUM_LOW_PRIORITY, MEDIUM_PRIORITY`

Constructor Summary
`protected` | `AnycastMessage(InputBuffer buf, Endpoint endpoint, ScribeContentDeserializer cd)` Protected because it should only be called from an extending class, to get version numbers correct.
`` | `AnycastMessage(NodeHandle source, Topic topic, RawScribeContent content)`
`` | `AnycastMessage(NodeHandle source, Topic topic, ScribeContent content)` Constructor which takes a unique integer Id

Method Summary
`void` | `addFirst(NodeHandle handle)` Adds a node the the front of the to-visit list
`void` | `addLast(NodeHandle handle)` Adds a node the the end of the to-visit list
`void` | `addVisited(NodeHandle handle)` Adds a node to the visited list
`static AnycastMessage` | `build(InputBuffer buf, Endpoint endpoint, ScribeContentDeserializer scd)`
`ScribeContent` | `getContent()` Returns the content
`NodeHandle` | `getInitialRequestor()`
`NodeHandle` | `getLastVisited()`
`NodeHandle` | `getNext()` Returns the next handle to visit and removes the node from the list.
`RawScribeContent` | `getRawContent()`
`int` | `getToVisitSize()`
`short` | `getType()` Raw Serialization **************************************
`int` | `getVisitedSize()`
`NodeHandle` | `peekNext()` Returns the next handle to visit
`void` | `remove(NodeHandle handle)` Removes the node handle from the to visit and visited lists
`void` | `serialize(OutputBuffer buf)`
`protected void` | `serializeHelper(OutputBuffer buf)` Use this to allow SubscribeMessage to extend this, but not have the version number nor the content.
`void` | `setContent(RawScribeContent content)` Sets the content
`void` | `setContent(ScribeContent content)`
`java.lang.String` | `toString()`

Methods inherited from class rice.p2p.scribe.messaging.ScribeMessage
`getPriority, getSource, getTopic, setSource`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Field Detail

### TYPE

    public static final short TYPE

See Also:
  Constant Field Values

### content

    protected RawScribeContent content

  the content of this message

### visited

    protected java.util.Vector visited

  the list of nodes which we have visited

### toVisit

    protected java.util.LinkedList toVisit

  the list of nodes which we are going to visit

### initialRequestor

    protected NodeHandle initialRequestor

Constructor Detail

### AnycastMessage

    public AnycastMessage(NodeHandle source,
                          Topic topic,
                          ScribeContent content)

  Constructor which takes a unique integer Id

  Parameters:
    `source` - The source address
    `topic` - The topic
    `content` - The content

### AnycastMessage

    public AnycastMessage(NodeHandle source,
                          Topic topic,
                          RawScribeContent content)

### AnycastMessage

    protected AnycastMessage(InputBuffer buf,
                             Endpoint endpoint,
                             ScribeContentDeserializer cd)
                      throws java.io.IOException

  Protected because it should only be called from an extending class, to get version numbers correct.

  Throws:
    `java.io.IOException`

Method Detail

### getContent

    public ScribeContent getContent()

  Returns the content

  Returns:
    The content

### getRawContent

    public RawScribeContent getRawContent()

### setContent

    public void setContent(RawScribeContent content)

  Sets the content

  Parameters:
    `content` - The content

### setContent

    public void setContent(ScribeContent content)

### peekNext

    public NodeHandle peekNext()

  Returns the next handle to visit

  Returns:
    The next handle to visit

### getNext

    public NodeHandle getNext()

  Returns the next handle to visit and removes the node from the list.

  Returns:
    The next handle to visit

### addVisited

    public void addVisited(NodeHandle handle)

  Adds a node to the visited list

  Parameters:
    `handle` - The node to add

### addFirst

    public void addFirst(NodeHandle handle)

  Adds a node the the front of the to-visit list

  Parameters:
    `handle` - The handle to add

### addLast

    public void addLast(NodeHandle handle)

  Adds a node the the end of the to-visit list

  Parameters:
    `handle` - The handle to add

### toString

    public java.lang.String toString()

  Overrides:
    `toString` in class `java.lang.Object`

### getInitialRequestor

    public NodeHandle getInitialRequestor()

### getLastVisited

    public NodeHandle getLastVisited()

### remove

    public void remove(NodeHandle handle)

  Removes the node handle from the to visit and visited lists

  Parameters:
    `handle` - The handle to remove

### getVisitedSize

    public int getVisitedSize()

### getToVisitSize

    public int getToVisitSize()

### getType

    public short getType()

  Raw Serialization **************************************

### serialize

    public void serialize(OutputBuffer buf)
                   throws java.io.IOException

  Specified by:
    `serialize` in interface `RawMessage`
  Overrides:
    `serialize` in class `ScribeMessage`
  Throws:
    `java.io.IOException`

### serializeHelper

    protected void serializeHelper(OutputBuffer buf)
                            throws java.io.IOException

  Use this to allow SubscribeMessage to extend this, but not have the version number nor the content.

  Throws:
    `java.io.IOException`

### build

    public static AnycastMessage build(InputBuffer buf,
                                       Endpoint endpoint,
                                       ScribeContentDeserializer scd)
                                throws java.io.IOException

  Throws:
    `java.io.IOException`

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