Examples with FederationRequest com.amazonaws.athena.connector.lambda.request.FederationRequest used on opensource projects

Example 6 with FederationRequest

use of com.amazonaws.athena.connector.lambda.request.FederationRequest in project aws-athena-query-federation by awslabs.

the class UserDefinedFunctionHandler method handleRequest.

@Override
public final void handleRequest(InputStream inputStream, OutputStream outputStream, Context context) {
    try (BlockAllocator allocator = new BlockAllocatorImpl()) {
        ObjectMapper objectMapper = VersionedObjectMapperFactory.create(allocator);
        try (FederationRequest rawRequest = objectMapper.readValue(inputStream, FederationRequest.class)) {
            if (rawRequest instanceof PingRequest) {
                try (PingResponse response = doPing((PingRequest) rawRequest)) {
                    assertNotNull(response);
                    objectMapper.writeValue(outputStream, response);
                }
                return;
            }
            if (!(rawRequest instanceof UserDefinedFunctionRequest)) {
                throw new RuntimeException("Expected a UserDefinedFunctionRequest but found " + rawRequest.getClass());
            }
            doHandleRequest(allocator, objectMapper, (UserDefinedFunctionRequest) rawRequest, outputStream);
        } catch (Exception ex) {
            throw (ex instanceof RuntimeException) ? (RuntimeException) ex : new RuntimeException(ex);
        }
    }
}

Example 7 with FederationRequest

use of com.amazonaws.athena.connector.lambda.request.FederationRequest in project aws-athena-query-federation by awslabs.

the class UserDefinedFunctionHandlerTest method testRequestTypeValidation.

@Test
public void testRequestTypeValidation() throws Exception {
    FederationRequest federationRequest = new ListSchemasRequest(null, "dummy_catalog", "dummy_qid");
    ObjectMapper objectMapper = VersionedObjectMapperFactory.create(allocator);
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    objectMapper.writeValue(byteArrayOutputStream, federationRequest);
    byte[] inputData = byteArrayOutputStream.toByteArray();
    ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(inputData);
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    try {
        handler.handleRequest(byteArrayInputStream, outputStream, null);
        fail();
    } catch (Exception e) {
        assertTrue(e.getMessage().contains("Expected a UserDefinedFunctionRequest but found"));
    }
}