| /* |
| * 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.aries.rsa.discovery.command; |
| |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.apache.karaf.shell.table.ShellTable; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.Constants; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.remoteserviceadmin.EndpointDescription; |
| import org.osgi.service.remoteserviceadmin.EndpointListener; |
| |
| @Component(// |
| property = { |
| "osgi.command.scope=rsa", // |
| "osgi.command.function=endpoints", |
| "osgi.command.function=endpoint", |
| "endpoint.listener.scope=(endpoint.framework.uuid=*)" |
| |
| }) |
| public class EndpointsCommand implements EndpointListener { |
| Set<EndpointDescription> endpoints = new HashSet<>(); |
| private String frameworkId; |
| |
| @Activate |
| public void activate(BundleContext context) { |
| this.frameworkId = context.getProperty(Constants.FRAMEWORK_UUID); |
| } |
| |
| public void endpoint(String id) { |
| EndpointDescription epd = getEndpoint(id); |
| ShellTable table = new ShellTable(); |
| table.column("key"); |
| table.column("value"); |
| |
| for (String key : epd.getProperties().keySet()) { |
| Object value = epd.getProperties().get(key); |
| table.addRow().addContent(key, toString(value)); |
| } |
| table.print(System.out); |
| } |
| |
| private Object toString(Object value) { |
| if (value == null) { |
| return "null"; |
| } |
| if (value.getClass().isArray()) { |
| return Arrays.toString((Object[])value); |
| } |
| return value.toString(); |
| } |
| |
| private EndpointDescription getEndpoint(String id) { |
| for (EndpointDescription epd : endpoints) { |
| if (epd.getId().equals(id)) { |
| return epd; |
| } |
| } |
| throw new IllegalArgumentException("No endpoint found for id " + id); |
| } |
| |
| public void endpoints() { |
| System.out.println("Endpoints for framework " + frameworkId); |
| ShellTable table = new ShellTable(); |
| table.column("id"); |
| table.column("interfaces"); |
| table.column("framework"); |
| table.column("comp name"); |
| for (EndpointDescription epd : endpoints) { |
| print(table, epd); |
| } |
| table.print(System.out); |
| } |
| |
| private void print(ShellTable table, EndpointDescription ep) { |
| String compName = getProp(ep, "component.name"); |
| table.addRow().addContent(ep.getId(), ep.getInterfaces(), ep.getFrameworkUUID(), compName); |
| } |
| |
| private String getProp(EndpointDescription ep, String key) { |
| Object value = ep.getProperties().get(key); |
| return value == null ? "" : value.toString(); |
| } |
| |
| @Override |
| public void endpointAdded(EndpointDescription endpoint, String matchedFilter) { |
| endpoints.add(endpoint); |
| } |
| |
| @Override |
| public void endpointRemoved(EndpointDescription endpoint, String matchedFilter) { |
| endpoints.remove(endpoint); |
| } |
| |
| } |