Examples with BlockAllocator com.amazonaws.athena.connector.lambda.data.BlockAllocator used on opensource projects

Example 26 with BlockAllocator

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

the class MetadataHandler method handleRequest.

public final void handleRequest(InputStream inputStream, OutputStream outputStream, final Context context) throws IOException {
    try (BlockAllocator allocator = new BlockAllocatorImpl()) {
        ObjectMapper objectMapper = VersionedObjectMapperFactory.create(allocator);
        try (FederationRequest rawReq = objectMapper.readValue(inputStream, FederationRequest.class)) {
            if (rawReq instanceof PingRequest) {
                try (PingResponse response = doPing((PingRequest) rawReq)) {
                    assertNotNull(response);
                    objectMapper.writeValue(outputStream, response);
                }
                return;
            }
            if (!(rawReq instanceof MetadataRequest)) {
                throw new RuntimeException("Expected a MetadataRequest but found " + rawReq.getClass());
            }
            ((MetadataRequest) rawReq).setContext(context);
            doHandleRequest(allocator, objectMapper, (MetadataRequest) rawReq, outputStream);
        } catch (Exception ex) {
            logger.warn("handleRequest: Completed with an exception.", ex);
            throw (ex instanceof RuntimeException) ? (RuntimeException) ex : new RuntimeException(ex);
        }
    }
}

Example 27 with BlockAllocator

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

the class RecordHandler method handleRequest.

public final void handleRequest(InputStream inputStream, OutputStream outputStream, final Context context) throws IOException {
    try (BlockAllocator allocator = new BlockAllocatorImpl()) {
        ObjectMapper objectMapper = VersionedObjectMapperFactory.create(allocator);
        try (FederationRequest rawReq = objectMapper.readValue(inputStream, FederationRequest.class)) {
            if (rawReq instanceof PingRequest) {
                try (PingResponse response = doPing((PingRequest) rawReq)) {
                    assertNotNull(response);
                    objectMapper.writeValue(outputStream, response);
                }
                return;
            }
            if (!(rawReq instanceof RecordRequest)) {
                throw new RuntimeException("Expected a RecordRequest but found " + rawReq.getClass());
            }
            doHandleRequest(allocator, objectMapper, (RecordRequest) rawReq, outputStream);
        } catch (Exception ex) {
            logger.warn("handleRequest: Completed with an exception.", ex);
            throw (ex instanceof RuntimeException) ? (RuntimeException) ex : new RuntimeException(ex);
        }
    }
}

Example 28 with BlockAllocator

use of com.amazonaws.athena.connector.lambda.data.BlockAllocator 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 29 with BlockAllocator

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

the class ObjectMapperFactoryV2Test method testStrictDeserializer.

@Test(expected = JsonMappingException.class)
public void testStrictDeserializer() throws IOException {
    try (BlockAllocator allocator = new BlockAllocatorImpl()) {
        ObjectMapper mapper = VersionedObjectMapperFactory.create(allocator, SERDE_VERSION_TWO);
        mapper.readValue("{\"@type\" : \"FloatingPoint\", \"precision\" : \"DOUBLE\"}", ArrowType.FloatingPoint.class);
    }
}

Example 30 with BlockAllocator

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

the class ObjectMapperFactoryV2Test method testStrictSerializer.

@Test(expected = JsonMappingException.class)
public void testStrictSerializer() throws JsonProcessingException {
    try (BlockAllocator allocator = new BlockAllocatorImpl()) {
        ObjectMapper mapper = VersionedObjectMapperFactory.create(allocator, SERDE_VERSION_TWO);
        mapper.writeValueAsString(new ArrowType.Null());
    }
}