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+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+from thrift.Thrift import TProcessor, TMessageType, TException
+from thrift.protocol import TProtocolDecorator, TMultiplexedProtocol
+
+class TMultiplexedProcessor(TProcessor):
+ def __init__(self):
+ self.services = {}
+
+ def registerProcessor(self, serviceName, processor):
+ self.services[serviceName] = processor
+
+ def process(self, iprot, oprot):
+ (name, type, seqid) = iprot.readMessageBegin();
+ if type != TMessageType.CALL & type != TMessageType.ONEWAY:
+ raise TException("TMultiplex protocol only supports CALL & ONEWAY")
+
+ index = name.find(TMultiplexedProtocol.SEPARATOR)
+ if index < 0:
+ raise TException("Service name not found in message name: " + name + ". Did you forget to use TMultiplexProtocol in your client?")
+
+ serviceName = name[0:index]
+ call = name[index+len(TMultiplexedProtocol.SEPARATOR):]
+ if not serviceName in self.services:
+ raise TException("Service name not found: " + serviceName + ". Did you forget to call registerProcessor()?")
+
+ standardMessage = (
+ call,
+ type,
+ seqid
+ )
+ return self.services[serviceName].process(StoredMessageProtocol(iprot, standardMessage), oprot)
+
+
+class StoredMessageProtocol(TProtocolDecorator.TProtocolDecorator):
+ def __init__(self, protocol, messageBegin):
+ TProtocolDecorator.TProtocolDecorator.__init__(self, protocol)
+ self.messageBegin = messageBegin
+
+ def readMessageBegin(self):
+ return self.messageBegin