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## org.jgroups.util
Class Seqno

    java.lang.Object
      org.jgroups.util.Seqno

Direct Known Subclasses:
  SeqnoRange

    public class Seqno

extends java.lang.Object

Keeps track of a single message to retransmit

Author:
  Bela Ban

Field Summary
`static byte` | `DUMMY`
`static byte` | `RECEIVED`

Constructor Summary
`Seqno(long low)`
`Seqno(long num, boolean dummy)` Only used to compare a long against a range in a TreeSet / TreeMap.

Method Summary
`void` | `clear(long num)`
`boolean` | `contains(long num)`
`boolean` | `equals(java.lang.Object obj)`
`boolean` | `get(long num)`
`long` | `getLow()`
`java.util.Collection<Range>` | `getMessagesToRetransmit()`
`int` | `getNumberOfMissingMessages()`
`int` | `getNumberOfReceivedMessages()`
`int` | `hashCode()`
`boolean` | `isDummy()`
`java.lang.String` | `print()`
`protected boolean` | `received()`
`void` | `set(long num)`
`int` | `size()`
`java.lang.String` | `toString()`

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

Field Detail

### DUMMY

    public static final byte DUMMY

See Also:
  Constant Field Values

### RECEIVED

    public static final byte RECEIVED

See Also:
  Constant Field Values

Constructor Detail

### Seqno

    public Seqno(long low)

### Seqno

    public Seqno(long num,
                 boolean dummy)

  Only used to compare a long against a range in a TreeSet / TreeMap. Used to find a range given a seqno

  Parameters:
    `num` -
    `dummy` -

Method Detail

### isDummy

    public boolean isDummy()

### getLow

    public long getLow()

### contains

    public boolean contains(long num)

### get

    public boolean get(long num)

### set

    public void set(long num)

### clear

    public void clear(long num)

### getNumberOfReceivedMessages

    public int getNumberOfReceivedMessages()

### getNumberOfMissingMessages

    public int getNumberOfMissingMessages()

### size

    public int size()

### getMessagesToRetransmit

    public java.util.Collection<Range> getMessagesToRetransmit()

### hashCode

    public int hashCode()

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

### equals

    public boolean equals(java.lang.Object obj)

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

### toString

    public java.lang.String toString()

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

### print

    public java.lang.String print()

### received

    protected boolean received()

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Copyright © 1998-2009 Bela Ban / Red Hat. All Rights Reserved.