| /* |
| 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.edgent.streamscope.mbeans; |
| |
| /** |
| * A registry for {@link StreamScopeMXBean} instances. |
| * <P> |
| * The registry contains a collection of StreamScopeMXBean instances |
| * that are registered by a stream identifier. |
| * </P> |
| * See {@code org.apache.edgent.providers.development.DevelopmentProvider} |
| */ |
| public interface StreamScopeRegistryMXBean { |
| |
| /** |
| * TYPE is used to identify this bean as a StreamScopeRegistry bean when building the bean's {@code ObjectName}. |
| * The value is {@value} |
| */ |
| public static String TYPE = "streamScopeRegistry"; |
| |
| /** |
| * Get the {@link StreamScopeMXBean} registered for the specified stream |
| * @param jobId the job id (e.g., "JOB_0") |
| * @param opletId the oplet id (e.g., "OP_2") |
| * @param oport the oplet output port index (0-based) |
| * @return null if not found |
| */ |
| public StreamScopeMXBean lookup(String jobId, String opletId, int oport); |
| |
| } |
| |
