1 files changed, 55 insertions, 0 deletions
diff --git a/src/jaegertracing/thrift/lib/java/src/org/apache/thrift/AsyncProcessFunction.java b/src/jaegertracing/thrift/lib/java/src/org/apache/thrift/AsyncProcessFunction.java
new file mode 100644
index 000000000..483c8d054
--- /dev/null
+++ b/src/jaegertracing/thrift/lib/java/src/org/apache/thrift/AsyncProcessFunction.java
@@ -0,0 +1,55 @@
+/*
+ * 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.
+ */
+package org.apache.thrift;
+
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.protocol.TMessage;
+import org.apache.thrift.protocol.TProtocol;
+import org.apache.thrift.server.AbstractNonblockingServer;
+
+public abstract class AsyncProcessFunction<I, T extends TBase, R> {
+    final String methodName;
+
+    public AsyncProcessFunction(String methodName) {
+        this.methodName = methodName;
+    }
+
+    protected abstract boolean isOneway();
+
+    public abstract void start(I iface, T args, AsyncMethodCallback<R> resultHandler) throws TException;
+
+    public abstract T getEmptyArgsInstance();
+
+    public abstract AsyncMethodCallback<R> getResultHandler(final AbstractNonblockingServer.AsyncFrameBuffer fb, int seqid);
+
+    public String getMethodName() {
+        return methodName;
+    }
+
+    public void sendResponse(final AbstractNonblockingServer.AsyncFrameBuffer fb, final TSerializable result, final byte type, final int seqid) throws TException {
+        TProtocol oprot = fb.getOutputProtocol();
+
+        oprot.writeMessageBegin(new TMessage(getMethodName(), type, seqid));
+        result.write(oprot);
+        oprot.writeMessageEnd();
+        oprot.getTransport().flush();
+
+        fb.responseReady();
+    }
+}