1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * The contents of this file are subject to the terms of either the Universal Permissive License 7 * v 1.0 as shown at http://oss.oracle.com/licenses/upl 8 * 9 * or the following license: 10 * 11 * Redistribution and use in source and binary forms, with or without modification, are permitted 12 * provided that the following conditions are met: 13 * 14 * 1. Redistributions of source code must retain the above copyright notice, this list of conditions 15 * and the following disclaimer. 16 * 17 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of 18 * conditions and the following disclaimer in the documentation and/or other materials provided with 19 * the distribution. 20 * 21 * 3. Neither the name of the copyright holder nor the names of its contributors may be used to 22 * endorse or promote products derived from this software without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR 25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 26 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 27 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 30 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY 31 * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 package org.openjdk.jmc.rjmx.test.subscription.internal; 34 35 import java.util.Observer; 36 37 import org.openjdk.jmc.rjmx.IConnectionHandle; 38 import org.openjdk.jmc.rjmx.IServerDescriptor; 39 import org.openjdk.jmc.rjmx.ServiceNotAvailableException; 40 import org.openjdk.jmc.rjmx.internal.ServerDescriptor; 41 import org.openjdk.jmc.rjmx.services.internal.ServiceFactoryManager; 42 import org.openjdk.jmc.rjmx.subscription.IMRIMetadata; 43 import org.openjdk.jmc.rjmx.subscription.IMRIMetadataService; 44 import org.openjdk.jmc.rjmx.subscription.MRI; 45 import org.openjdk.jmc.rjmx.subscription.internal.MRIMetadataWrapper; 46 47 @SuppressWarnings("nls") 48 public class DummyConnectionHandle implements IConnectionHandle { 49 private final IServerDescriptor serverDescriptor = new ServerDescriptor(); 50 51 public DummyConnectionHandle() { 52 } 53 54 @Override 55 public <T> T getServiceOrDummy(Class<T> serviceInterface) { 56 if (!serviceInterface.isInterface()) { 57 /* 58 * If you get this, you need to call createServiceOrNull() instead and handle the null 59 * case. (And yes, we want to check this before attempting to create a service. Ideally, 60 * we would like to check this at compile time, but there was no way to do that yet. JSR 61 * 308 and the Checker Framework should change that.) 62 */ 63 throw new IllegalArgumentException("Will not be able to create dummy implementations of " //$NON-NLS-1$ 64 + serviceInterface.getName() + " since the service is not an interface"); //$NON-NLS-1$ 65 } 66 T service = getServiceOrNull(serviceInterface); 67 if (service == null) { 68 service = ServiceFactoryManager.createDummyService(serviceInterface, null); 69 } 70 return service; 71 } 72 73 @Override 74 public <T> T getServiceOrNull(Class<T> serviceClass) { 75 if (serviceClass == IMRIMetadataService.class) { 76 @SuppressWarnings("unchecked") 77 T attributeInfoService = (T) new IMRIMetadataService() { 78 79 @Override 80 public IMRIMetadata getMetadata(MRI descriptor) { 81 return new MRIMetadataWrapper(descriptor, this); 82 } 83 84 @Override 85 public Object getMetadata(MRI descriptor, String dataKey) { 86 return null; 87 } 88 89 @Override 90 public void setMetadata(MRI descriptor, String dataKey, String data) { 91 throw new UnsupportedOperationException(); 92 } 93 94 @Override 95 public void addObserver(Observer o) { 96 throw new UnsupportedOperationException(); 97 } 98 99 @Override 100 public void deleteObserver(Observer o) { 101 throw new UnsupportedOperationException(); 102 } 103 104 }; 105 return attributeInfoService; 106 } 107 return null; 108 } 109 110 @Override 111 public boolean hasService(Class<?> serviceClass) { 112 return (serviceClass == IMRIMetadataService.class); 113 } 114 115 @Override 116 public boolean isConnected() { 117 return true; 118 } 119 120 @Override 121 public String getDescription() { 122 return "Dummy"; //$NON-NLS-1$ 123 } 124 125 @Override 126 public void close() { 127 128 } 129 130 @Override 131 public IServerDescriptor getServerDescriptor() { 132 return serverDescriptor; 133 } 134 135 @Override 136 public <T> T getServiceOrThrow(Class<T> serviceClass) throws ServiceNotAvailableException { 137 T service = getServiceOrNull(serviceClass); 138 if (service == null) { 139 throw new ServiceNotAvailableException("Service '" + serviceClass.getName() + "' is not available!"); 140 } 141 return service; 142 } 143 }