BJ-988: Add ScheduledPreparationFlowService handler and servlet

src/main/java/com/rbkmoney/threeds/server/storage/handler/ScheduledPreparationFlowServiceHandler.java

@@ -0,0 +1,27 @@
+package com.rbkmoney.threeds.server.storage.handler;
+
+import com.rbkmoney.damsel.schedule.ContextValidationResponse;
+import com.rbkmoney.damsel.schedule.ExecuteJobRequest;
+import com.rbkmoney.damsel.schedule.ScheduledJobExecutorSrv;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.thrift.TException;
+import org.springframework.stereotype.Service;
+
+import java.nio.ByteBuffer;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class ScheduledPreparationFlowServiceHandler implements ScheduledJobExecutorSrv.Iface {
+
+    @Override
+    public ContextValidationResponse validateExecutionContext(ByteBuffer byteBuffer) throws TException {
+        return null; // TODO [a.romanov]: impl
+    }
+
+    @Override
+    public ByteBuffer executeJob(ExecuteJobRequest executeJobRequest) throws TException {
+        return null; // TODO [a.romanov]: impl
+    }
+}

src/main/java/com/rbkmoney/threeds/server/storage/servlet/ScheduledPreparationFlowServiceServlet.java

@@ -0,0 +1,33 @@
+package com.rbkmoney.threeds.server.storage.servlet;
+
+import com.rbkmoney.damsel.schedule.ScheduledJobExecutorSrv;
+import com.rbkmoney.threeds.server.storage.handler.ScheduledPreparationFlowServiceHandler;
+import com.rbkmoney.woody.thrift.impl.http.THServiceBuilder;
+import lombok.RequiredArgsConstructor;
+
+import javax.servlet.*;
+import javax.servlet.annotation.WebServlet;
+import java.io.IOException;
+
+@RequiredArgsConstructor
+@WebServlet("/three-ds-server-storage/scheduled-preparation-flow")
+public class ScheduledPreparationFlowServiceServlet extends GenericServlet {
+
+    private final ScheduledPreparationFlowServiceHandler handler;
+
+    private Servlet servlet;
+
+    @Override
+    public void init(ServletConfig config) throws ServletException {
+        super.init(config);
+        servlet = new THServiceBuilder()
+                .build(ScheduledJobExecutorSrv.Iface.class, handler);
+    }
+
+    @Override
+    public void service(
+            ServletRequest request,
+            ServletResponse response) throws ServletException, IOException {
+        servlet.service(request, response);
+    }
+}