class StringMessage(Message): def getMessage(self): return str(self.byteBuffer.getBytes(self.msgSize)); def buildMessage(self,messageStr): self.byteBuffer = ByteBuffer(); self.byteBuffer.put(1);#magic self.byteBuffer.put(0);#attribute crcValue = binascii.crc32(messageStr); self.byteBuffer.putInt(crcValue);#crc32 self.byteBuffer.putBytes(bytearray(messageStr)); self.messageSize = len(self.byteBuffer.array()); def toByteArray(self): messageByteBuffer = ByteBuffer(); messageByteBuffer.putInt(self.messageSize); messageByteBuffer.putBytes(self.byteBuffer.array()); return messageByteBuffer.array();
class StringMessage(Message):
def getMessage(self):
return str(self.byteBuffer.getBytes(self.msgSize))
def buildMessage(self, messageStr):
self.byteBuffer = ByteBuffer()
self.byteBuffer.put(1)
#magic
self.byteBuffer.put(0)
#attribute
crcValue = binascii.crc32(messageStr)
self.byteBuffer.putInt(crcValue)
#crc32
self.byteBuffer.putBytes(bytearray(messageStr))
self.messageSize = len(self.byteBuffer.array())
def toByteArray(self):
messageByteBuffer = ByteBuffer()
messageByteBuffer.putInt(self.messageSize)
messageByteBuffer.putBytes(self.byteBuffer.array())
return messageByteBuffer.array()
def toBytes(self):
self.totalBytes = [];
self.totolMessageBytesSize = 0;
for message in self.messages:
self.totolMessageBytesSize = self.totolMessageBytesSize + len(message.toByteArray());
messageBodyByteBuffer = ByteBuffer();
messageBodyByteBuffer.putShort(0);#requestKey
messageBodyByteBuffer.putShort(len(bytearray(self.topicName)));
messageBodyByteBuffer.putBytes(bytearray(self.topicName));
messageBodyByteBuffer.putInt(-1);#partition
messageBodyByteBuffer.putInt(self.totolMessageBytesSize);
for message in self.messages:
messageBodyByteBuffer.putBytes(message.toByteArray());
totolByteBuffer = ByteBuffer();
totolByteBuffer.putInt(len(messageBodyByteBuffer.array()));
totolByteBuffer.putBytes(messageBodyByteBuffer.array());
return totolByteBuffer.array();
# request = ProducerRequest("demo",["a","b"]);
# print request.toBytes();
# producter = Producer("localhost",9092);
# producter.connect();
# producter.sendMessage("demo",["liao","haha"]);
def toBytes(self):
self.totalBytes = []
self.totolMessageBytesSize = 0
for message in self.messages:
self.totolMessageBytesSize = self.totolMessageBytesSize + len(
message.toByteArray())
messageBodyByteBuffer = ByteBuffer()
messageBodyByteBuffer.putShort(0)
#requestKey
messageBodyByteBuffer.putShort(len(bytearray(self.topicName)))
messageBodyByteBuffer.putBytes(bytearray(self.topicName))
messageBodyByteBuffer.putInt(-1)
#partition
messageBodyByteBuffer.putInt(self.totolMessageBytesSize)
for message in self.messages:
messageBodyByteBuffer.putBytes(message.toByteArray())
totolByteBuffer = ByteBuffer()
totolByteBuffer.putInt(len(messageBodyByteBuffer.array()))
totolByteBuffer.putBytes(messageBodyByteBuffer.array())
return totolByteBuffer.array()
# request = ProducerRequest("demo",["a","b"]);
# print request.toBytes();
# producter = Producer("localhost",9092);
# producter.connect();
# producter.sendMessage("demo",["liao","haha"]);
def toByteArray(self):
messageByteBuffer = ByteBuffer()
messageByteBuffer.putInt(self.messageSize)
messageByteBuffer.putBytes(self.byteBuffer.array())
return messageByteBuffer.array()
def toByteArray(self): messageByteBuffer = ByteBuffer(); messageByteBuffer.putInt(self.messageSize); messageByteBuffer.putBytes(self.byteBuffer.array()); return messageByteBuffer.array();
