Datagram

All Known Implementing Classes:

DatagramPacket, GIDDatagram, IPV4Datagram
```
public interface Datagram
```
A Datagram.

Method Summary

Methods
Modifier and Type	Method and Description
`byte[]`	`getChecksum()` Get the checksum
`byte`	`getChecksumLength()` Get the checksum size
`byte[]`	`getData()` Get payload
`Address`	`getDstAddress()` Get dst address.
`int`	`getDstPort()` Get dst port.
`byte`	`getFlags()` Get the flags
`byte[]`	`getHeader()` Get header
`byte`	`getHeaderLength()` Get the header len
`int`	`getLength()` Get the length of the data, i.e.
`byte[]`	`getPayload()` Get payload
`byte`	`getProtocol()` Get the protocol
`Address`	`getSrcAddress()` Get src address.
`int`	`getSrcPort()` Get src port.
`short`	`getTotalLength()` Get the total len
`int`	`getTTL()` Get the TTL
`Datagram`	`setDstAddress(Address addr)` Set the dst address
`Datagram`	`setDstPort(int port)` Set the dst port
`Datagram`	`setProtocol(int p)` Set the protocol
`Datagram`	`setSrcAddress(Address addr)` Set the src address
`Datagram`	`setSrcPort(int port)` Set the src port
`Datagram`	`setTTL(int ttl)` Set the TTL
`boolean`	`TTLReduce()` Reduce TTL and return true if packet still valid

- Method Detail
  - getLength
```
int getLength()
```
    Get the length of the data, i.e. the payload length.
  - getHeaderLength
```
byte getHeaderLength()
```
    Get the header len
  - getTotalLength
```
short getTotalLength()
```
    Get the total len
  - getChecksumLength
```
byte getChecksumLength()
```
    Get the checksum size
  - getFlags
```
byte getFlags()
```
    Get the flags
  - getTTL
```
int getTTL()
```
    Get the TTL
  - setTTL
```
Datagram setTTL(int ttl)
```
    Set the TTL
  - getProtocol
```
byte getProtocol()
```
    Get the protocol
  - setProtocol
```
Datagram setProtocol(int p)
```
    Set the protocol
  - getSrcAddress
```
Address getSrcAddress()
```
    Get src address.
  - setSrcAddress
```
Datagram setSrcAddress(Address addr)
```
    Set the src address
  - getDstAddress
```
Address getDstAddress()
```
    Get dst address.
  - setDstAddress
```
Datagram setDstAddress(Address addr)
```
    Set the dst address
  - getSrcPort
```
int getSrcPort()
```
    Get src port.
  - setSrcPort
```
Datagram setSrcPort(int port)
```
    Set the src port
  - getDstPort
```
int getDstPort()
```
    Get dst port.
  - setDstPort
```
Datagram setDstPort(int port)
```
    Set the dst port
  - TTLReduce
```
boolean TTLReduce()
```
    Reduce TTL and return true if packet still valid
  - getHeader
```
byte[] getHeader()
```
    Get header
  - getPayload
```
byte[] getPayload()
```
    Get payload
  - getData
```
byte[] getData()
```
    Get payload
  - getChecksum
```
byte[] getChecksum()
```
    Get the checksum

Interface Datagram

Method Summary

Method Detail

getLength

getHeaderLength

getTotalLength

getChecksumLength

getFlags

getTTL

setTTL

getProtocol

setProtocol

getSrcAddress

setSrcAddress

getDstAddress

setDstAddress

getSrcPort

setSrcPort

getDstPort

setDstPort

TTLReduce

getHeader

getPayload

getData

getChecksum