org.springframework.integration.ip.udp
Class DatagramPacketMessageMapper
java.lang.Object
org.springframework.integration.ip.udp.DatagramPacketMessageMapper
- All Implemented Interfaces:
- InboundMessageMapper<java.net.DatagramPacket>, OutboundMessageMapper<java.net.DatagramPacket>
public class DatagramPacketMessageMapper
- extends java.lang.Object
- implements InboundMessageMapper<java.net.DatagramPacket>, OutboundMessageMapper<java.net.DatagramPacket>
Message Mapper for converting to and from UDP DatagramPackets. When
converting to a Message, the payload will be a byte array containing the
data from the received packet. When converting from a Message, the payload
may be either a byte array or a String. The default charset for converting
a String to a byte array is UTF-8, but that may be changed by invoking the
setCharset(String)
method.
By default, the UDP messages will be unreliable (truncation may occur on
the receiving end; packets may be lost).
Reliability can be enhanced by one or both of the following techniques:
- including a binary message length at the beginning of the packet
- requesting a receipt acknowledgment
- Since:
- 2.0
- Author:
- Mark Fisher, Gary Russell, Dave Syer
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
DatagramPacketMessageMapper
public DatagramPacketMessageMapper()
setCharset
public void setCharset(java.lang.String charset)
setAcknowledge
public void setAcknowledge(boolean acknowledge)
setAckAddress
public void setAckAddress(java.lang.String ackAddress)
setLengthCheck
public void setLengthCheck(boolean lengthCheck)
setLookupHost
public void setLookupHost(boolean lookupHost)
- Parameters:
lookupHost
- the lookupHost to set
fromMessage
public java.net.DatagramPacket fromMessage(Message<?> message)
throws java.lang.Exception
- Raw byte[] from message, possibly with a length field up front.
- Specified by:
fromMessage
in interface OutboundMessageMapper<java.net.DatagramPacket>
- Throws:
java.lang.Exception
toMessage
public Message<byte[]> toMessage(java.net.DatagramPacket packet)
throws java.lang.Exception
- Specified by:
toMessage
in interface InboundMessageMapper<java.net.DatagramPacket>
- Throws:
java.lang.Exception