| /* |
| * 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.scr.integration.components; |
| |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.osgi.framework.BundleContext; |
| import org.osgi.service.component.ComponentContext; |
| |
| |
| public class ConstructorComponent |
| { |
| private enum Mode |
| { |
| FIELD, |
| SINGLE, |
| MULTI |
| } |
| public @interface Config |
| { |
| String email() default "bar"; // property in component xml with value foo |
| int port() default 443; // property in component xml with value 80 |
| long test() default 5; // no property in component xml, will be 0 |
| } |
| |
| private final BundleContext bundle; |
| |
| private final ComponentContext context; |
| |
| private final Map<String, Object> config; |
| |
| private final Config annotation; |
| |
| private final Mode mode; |
| |
| private boolean activated; |
| |
| private String activationTest; |
| |
| private volatile Object ref; |
| |
| public ConstructorComponent(BundleContext b, |
| ComponentContext c, |
| Map<String, Object> configMap, |
| Config configAnnotation) |
| { |
| this.bundle = b; |
| this.context = c; |
| this.config = configMap; |
| this.annotation = configAnnotation; |
| this.mode = Mode.FIELD; |
| } |
| |
| public ConstructorComponent(final ConstructorSingleReference single) |
| { |
| this.bundle = null; |
| this.context = null; |
| this.config = null; |
| this.annotation = null; |
| this.mode = Mode.SINGLE; |
| this.ref = single; |
| } |
| |
| public ConstructorComponent(final List<ConstructorMultiReference> list) |
| { |
| this.bundle = null; |
| this.context = null; |
| this.config = null; |
| this.annotation = null; |
| this.mode = Mode.MULTI; |
| this.ref = list; |
| } |
| |
| @SuppressWarnings("unused") |
| private void activator() |
| { |
| // everything should be set here already |
| switch ( mode ) |
| { |
| case FIELD : activationTest = checkField(); |
| break; |
| case SINGLE : activationTest = checkSingle(); |
| break; |
| case MULTI : activationTest = checkMulti(); |
| break; |
| } |
| activated = true; |
| } |
| |
| @SuppressWarnings("rawtypes") |
| private String checkMulti() |
| { |
| if ( ref == null ) |
| { |
| return "ref is null"; |
| } |
| if ( !(ref instanceof List) ) |
| { |
| return "ref is wrong type: " + ref.getClass(); |
| } |
| if ( ((List)ref).size() != 3) |
| { |
| return "ref has wrong size: " + ((List)ref).size(); |
| } |
| final List<String> names = new ArrayList<>(Arrays.asList("a", "b", "c")); |
| for(final Object obj : (List)ref) |
| { |
| if ( !(obj instanceof ConstructorMultiReference) ) |
| { |
| return "ref has wrong type: " + obj.getClass(); |
| } |
| names.remove(((ConstructorMultiReference)obj).getName()); |
| } |
| if ( !names.isEmpty() ) |
| { |
| return "Unexpected references found. Names not found: " + names; |
| } |
| return null; |
| } |
| |
| private String checkSingle() |
| { |
| if ( ref == null ) |
| { |
| return "ref is null"; |
| } |
| if ( !(ref instanceof ConstructorSingleReference) ) |
| { |
| return "ref has wrong type: " + ref.getClass(); |
| } |
| if ( !((ConstructorSingleReference)ref).getName().equals("single")) |
| { |
| return "ref has wrong name: " + ((ConstructorSingleReference)ref).getName().equals("single"); |
| } |
| return null; |
| } |
| |
| private String checkField() |
| { |
| if ( bundle == null ) |
| { |
| return "bundle is null"; |
| } |
| if ( context == null ) |
| { |
| return "context is null"; |
| } |
| if ( config == null ) |
| { |
| return "config is null"; |
| } |
| if ( annotation == null ) |
| { |
| return "annotation is null"; |
| } |
| if ( !annotation.email().equals("foo") ) |
| { |
| return "Wrong value for annotation.email: " + annotation.email(); |
| } |
| if ( annotation.port() != 80 ) |
| { |
| return "Wrong value for annotation.port: " + annotation.port(); |
| } |
| if ( annotation.test() != 0 ) |
| { |
| return "Wrong value for annotation.test: " + annotation.test(); |
| } |
| if ( !config.get("email").equals("foo") ) |
| { |
| return "Wrong value for map.email: " + config.get("email"); |
| } |
| if ( !config.get("port").equals("80") ) |
| { |
| return "Wrong value for map.email: " + config.get("port"); |
| } |
| if ( config.get("test") != null ) |
| { |
| return "Wrong value for map.test: " + config.get("test"); |
| } |
| return null; |
| } |
| |
| public String test() { |
| if ( !activated ) |
| { |
| return "activate not called"; |
| } |
| return activationTest; |
| } |
| } |