| /* |
| * 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.geode.internal.protocol.protobuf.v1.operations; |
| |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.internal.exception.InvalidExecutionContextException; |
| import org.apache.geode.internal.protocol.operations.ProtobufOperationHandler; |
| import org.apache.geode.internal.protocol.protobuf.security.SecureFunctionService; |
| import org.apache.geode.internal.protocol.protobuf.v1.BasicTypes; |
| import org.apache.geode.internal.protocol.protobuf.v1.FunctionAPI.ExecuteFunctionOnRegionRequest; |
| import org.apache.geode.internal.protocol.protobuf.v1.FunctionAPI.ExecuteFunctionOnRegionResponse; |
| import org.apache.geode.internal.protocol.protobuf.v1.MessageExecutionContext; |
| import org.apache.geode.internal.protocol.protobuf.v1.ProtobufSerializationService; |
| import org.apache.geode.internal.protocol.protobuf.v1.Result; |
| import org.apache.geode.internal.protocol.protobuf.v1.Success; |
| import org.apache.geode.internal.protocol.protobuf.v1.serialization.exception.DecodingException; |
| import org.apache.geode.internal.protocol.protobuf.v1.serialization.exception.EncodingException; |
| import org.apache.geode.internal.protocol.protobuf.v1.state.exception.ConnectionStateException; |
| import org.apache.geode.logging.internal.log4j.api.LogService; |
| |
| public class ExecuteFunctionOnRegionRequestOperationHandler implements |
| ProtobufOperationHandler<ExecuteFunctionOnRegionRequest, ExecuteFunctionOnRegionResponse> { |
| private static final Logger logger = LogService.getLogger(); |
| |
| @Override |
| public Result<ExecuteFunctionOnRegionResponse> process( |
| ProtobufSerializationService serializationService, ExecuteFunctionOnRegionRequest request, |
| MessageExecutionContext messageExecutionContext) throws InvalidExecutionContextException, |
| ConnectionStateException, EncodingException, DecodingException { |
| |
| final String functionID = request.getFunctionID(); |
| final String regionName = request.getRegion(); |
| Object arguments = getFunctionArguments(request, serializationService); |
| Set<?> filter = parseFilter(serializationService, request); |
| |
| SecureFunctionService functionService = |
| messageExecutionContext.getSecureCache().getFunctionService(); |
| |
| List<Object> results = |
| functionService.executeFunctionOnRegion(functionID, regionName, arguments, filter); |
| |
| final ExecuteFunctionOnRegionResponse.Builder responseMessage = |
| ExecuteFunctionOnRegionResponse.newBuilder(); |
| for (Object result : results) { |
| responseMessage.addResults(serializationService.encode(result)); |
| } |
| return Success.of(responseMessage.build()); |
| } |
| |
| private Set<Object> parseFilter(ProtobufSerializationService serializationService, |
| ExecuteFunctionOnRegionRequest request) throws DecodingException { |
| List<BasicTypes.EncodedValue> encodedFilter = request.getKeyFilterList(); |
| Set<Object> filter = new HashSet<>(); |
| |
| for (BasicTypes.EncodedValue filterKey : encodedFilter) { |
| filter.add(serializationService.decode(filterKey)); |
| } |
| return filter; |
| } |
| |
| private Object getFunctionArguments(ExecuteFunctionOnRegionRequest request, |
| ProtobufSerializationService serializationService) throws DecodingException { |
| if (request.hasArguments()) { |
| return serializationService.decode(request.getArguments()); |
| } else { |
| return null; |
| } |
| } |
| } |