| /** |
| * 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.storm.topology; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.apache.storm.Config; |
| |
| public abstract class BaseConfigurationDeclarer<T extends ComponentConfigurationDeclarer> implements ComponentConfigurationDeclarer<T> { |
| @Override |
| public T addConfiguration(String config, Object value) { |
| Map<String, Object> configMap = new HashMap<>(); |
| configMap.put(config, value); |
| return addConfigurations(configMap); |
| } |
| |
| @Override |
| public T setDebug(boolean debug) { |
| return addConfiguration(Config.TOPOLOGY_DEBUG, debug); |
| } |
| |
| @Override |
| public T setMaxTaskParallelism(Number val) { |
| if (val != null) { |
| val = val.intValue(); |
| } |
| return addConfiguration(Config.TOPOLOGY_MAX_TASK_PARALLELISM, val); |
| } |
| |
| @Override |
| public T setMaxSpoutPending(Number val) { |
| if (val != null) { |
| val = val.intValue(); |
| } |
| return addConfiguration(Config.TOPOLOGY_MAX_SPOUT_PENDING, val); |
| } |
| |
| @Override |
| public T setNumTasks(Number val) { |
| if (val != null) { |
| val = val.intValue(); |
| } |
| return addConfiguration(Config.TOPOLOGY_TASKS, val); |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public T setMemoryLoad(Number onHeap) { |
| if (onHeap != null) { |
| onHeap = onHeap.doubleValue(); |
| addResource(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, onHeap); |
| return addConfiguration(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, onHeap); |
| } |
| return (T) this; |
| } |
| |
| @Override |
| public T setMemoryLoad(Number onHeap, Number offHeap) { |
| @SuppressWarnings("unchecked") |
| T ret = (T) this; |
| ret = setMemoryLoad(onHeap); |
| |
| if (offHeap != null) { |
| offHeap = offHeap.doubleValue(); |
| addResource(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, offHeap); |
| ret = addConfiguration(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, offHeap); |
| } |
| return ret; |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public T setCPULoad(Number amount) { |
| if (amount != null) { |
| addResource(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, amount); |
| return addConfiguration(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, amount); |
| } |
| return (T) this; |
| } |
| |
| @SuppressWarnings("unchecked") |
| public T addResource(String resourceName, Number resourceValue) { |
| Map<String, Double> resourcesMap = (Map<String, Double>) getComponentConfiguration() |
| .computeIfAbsent(Config.TOPOLOGY_COMPONENT_RESOURCES_MAP, |
| (x) -> new HashMap<String, Double>()); |
| resourcesMap.put(resourceName, resourceValue.doubleValue()); |
| |
| return (T) this; |
| } |
| |
| /** |
| * Add generic resources for this component. |
| */ |
| @Override |
| public T addResources(Map<String, Double> resources) { |
| if (resources != null) { |
| Map<String, Double> currentResources = (Map<String, Double>) getComponentConfiguration().computeIfAbsent( |
| Config.TOPOLOGY_COMPONENT_RESOURCES_MAP, (k) -> new HashMap<>()); |
| currentResources.putAll(resources); |
| } |
| return (T) this; |
| } |
| |
| |
| } |