| /* |
| * 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.felix.ipojo.webconsole; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.felix.ipojo.ComponentInstance; |
| import org.apache.felix.ipojo.Factory; |
| import org.apache.felix.ipojo.HandlerFactory; |
| import org.apache.felix.ipojo.architecture.Architecture; |
| import org.apache.felix.ipojo.handlers.providedservice.ProvidedService; |
| import org.apache.felix.ipojo.util.DependencyModel; |
| |
| |
| /** |
| * Helper class dealing with instance and factory states. |
| * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a> |
| */ |
| public class StateUtils { |
| |
| /** |
| * Gets the number of valid instances. |
| * @param archs the instance architecture list |
| * @return the number of valid instances. |
| */ |
| public static int getValidInstancesCount(List<Architecture> archs) { |
| int i = 0; |
| for (Architecture a : archs) { // Cannot be null, an empty list is returned. |
| if (a.getInstanceDescription().getState() == ComponentInstance.VALID) { |
| i ++; |
| } |
| } |
| return i; |
| } |
| |
| /** |
| * Gets the number of invalid instances. |
| * @param archs the instance architecture list |
| * @return the number of invalid instances. |
| */ |
| public static int getInvalidInstancesCount(List<Architecture> archs) { |
| int i = 0; |
| for (Architecture a : archs) { // Cannot be null, an empty list is returned. |
| if (a.getInstanceDescription().getState() == ComponentInstance.INVALID) { |
| i ++; |
| } |
| } |
| return i; |
| } |
| |
| /** |
| * Gets the number of valid factories. |
| * @param factories the factory list |
| * @return the number of valid factories. |
| */ |
| public static int getValidFactoriesCount(List<Factory> factories) { |
| int i = 0; |
| for (Factory a : factories) { // Cannot be null, an empty list is returned. |
| if (a.getState() == Factory.VALID) { |
| i ++; |
| } |
| } |
| return i; |
| } |
| |
| /** |
| * Gets the number of invalid factories. |
| * @param factories the factory list |
| * @return the number of invalid factories. |
| */ |
| public static int getInvalidFactoriesCount(List<Factory> factories) { |
| int i = 0; |
| for (Factory a : factories) { // Cannot be null, an empty list is returned. |
| if (a.getState() == Factory.INVALID) { |
| i ++; |
| } |
| } |
| return i; |
| } |
| |
| /** |
| * Gets the number of valid handlers. |
| * @param handlers the handler factory list |
| * @return the number of valid handlers. |
| */ |
| public static int getValidHandlersCount(List<HandlerFactory> handlers) { |
| int i = 0; |
| for (Factory a : handlers) { // Cannot be null, an empty list is returned. |
| if (a.getState() == Factory.VALID) { |
| i ++; |
| } |
| } |
| return i; |
| } |
| |
| /** |
| * Gets the number of invalid handlers. |
| * @param handlers the handler factory list |
| * @return the number of invalid handlers. |
| */ |
| public static int getInvalidHandlersCount(List<HandlerFactory> handlers) { |
| int i = 0; |
| for (Factory a : handlers) { // Cannot be null, an empty list is returned. |
| if (a.getState() == Factory.INVALID) { |
| i ++; |
| } |
| } |
| return i; |
| } |
| |
| /** |
| * Gets the instance state as a String. |
| * @param state the state. |
| * @return the String form of the state. |
| */ |
| public static String getInstanceState(int state) { |
| switch(state) { |
| case ComponentInstance.VALID : |
| return "valid"; |
| case ComponentInstance.INVALID : |
| return "invalid"; |
| case ComponentInstance.DISPOSED : |
| return "disposed"; |
| case ComponentInstance.STOPPED : |
| return "stopped"; |
| default : |
| return "unknown"; |
| } |
| } |
| |
| /** |
| * Gets the factory state as a String. |
| * @param state the state. |
| * @return the String form of the state. |
| */ |
| public static String getFactoryState(int state) { |
| switch(state) { |
| case Factory.VALID : |
| return "valid"; |
| case Factory.INVALID : |
| return "invalid"; |
| default : |
| return "unknown"; |
| } |
| } |
| |
| /** |
| * Gets the instance list created by the given factory. |
| * @param archs the list of instance architectures |
| * @param factory the factory name |
| * @return the list containing the created instances (name) |
| */ |
| public static List<String> getInstanceList(List<Architecture> archs, String factory) { |
| List<String> list = new ArrayList<String>(); |
| for (Architecture arch : archs) { // Cannot be null, an empty list is returned. |
| String n = arch.getInstanceDescription().getComponentDescription().getName(); |
| if (factory.equals(n)) { |
| list.add(arch.getInstanceDescription().getName()); |
| } |
| } |
| return list; |
| } |
| |
| /** |
| * Gets the dependency state as a String. |
| * @param state the state. |
| * @return the String form of the state. |
| */ |
| public static String getDependencyState(int state) { |
| switch(state) { |
| case DependencyModel.RESOLVED : |
| return "resolved"; |
| case DependencyModel.UNRESOLVED : |
| return "unresolved"; |
| case DependencyModel.BROKEN : |
| return "broken"; |
| default : |
| return "unknown (" + state + ")"; |
| } |
| } |
| |
| /** |
| * Gets the dependency binding policy as a String. |
| * @param policy the policy. |
| * @return the String form of the policy. |
| */ |
| public static String getDependencyBindingPolicy(int policy) { |
| switch(policy) { |
| case DependencyModel.DYNAMIC_BINDING_POLICY : |
| return "dynamic"; |
| case DependencyModel.DYNAMIC_PRIORITY_BINDING_POLICY : |
| return "dynamic-priority"; |
| case DependencyModel.STATIC_BINDING_POLICY : |
| return "static"; |
| default : |
| return "unknown (" + policy + ")"; |
| } |
| } |
| |
| /** |
| * Gets the provided service state as a String. |
| * @param state the state. |
| * @return the String form of the state. |
| */ |
| public static String getProvidedServiceState(int state) { |
| switch(state) { |
| case ProvidedService.REGISTERED : |
| return "registered"; |
| case ProvidedService.UNREGISTERED : |
| return "unregistered"; |
| default : |
| return "unknown (" + state + ")"; |
| } |
| } |
| |
| } |