| /* |
| * 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.extender; |
| |
| import org.osgi.framework.BundleContext; |
| |
| /** |
| * Support class for fluent instance declaration building. |
| * This class can be used to specify instance details like naming, component's type, component's version. |
| * The {@link #context(org.osgi.framework.BundleContext)} method can be used to override the default |
| * {@link org.osgi.framework.BundleContext} used for declaration service registration. |
| * |
| * @since 1.11.2 |
| */ |
| public interface InstanceBuilder { |
| |
| /** |
| * Specify the instance name. Using {@literal null} will result in an anonymous instance. |
| * @param name instance name or {@literal null} |
| * @return this builder |
| */ |
| InstanceBuilder name(String name); |
| |
| /** |
| * Specify the component's type of this instance. |
| * @param type type of the instance (cannot be {@literal null}). |
| * @return this builder |
| */ |
| InstanceBuilder type(String type); |
| |
| /** |
| * Specify the component's type of this instance. |
| * @param type type of the instance (cannot be {@literal null}). |
| * @return this builder |
| */ |
| InstanceBuilder type(Class<?> type); |
| |
| /** |
| * Specify the component's version of this instance. If {@literal null} is used, |
| * the factory without any version attribute will be used. |
| * @param version component's version (can be {@literal null}). |
| * @return this builder |
| */ |
| InstanceBuilder version(String version); |
| |
| /** |
| * Override the default BundleContext used for declaration service registration. |
| * Use this with <bold>caution</bold>, for example, if the bundle does not import the |
| * <code>{@link org.apache.felix.ipojo.extender}</code> package, declarations may not be |
| * linked and activated properly. |
| * @param context new context to be used. |
| * @return this builder |
| */ |
| InstanceBuilder context(BundleContext context); |
| |
| /** |
| * Access the dedicated builder for configuration (properties). |
| * Notice that when this method is used, the called must use {@link ConfigurationBuilder#build()} |
| * to build the instance declaration configured with the right set of properties. Any attempt |
| * to use {@link #build()} will result in a new declaration with no properties associated. |
| * |
| * Good usage (produced declaration has the associated properties): |
| * <pre> |
| * DeclarationHandle handle = builder.configure() |
| * .property("hello", "world") |
| * .build(); |
| * </pre> |
| * |
| * Bad usage (produced declaration does not have the associated properties): |
| * <pre> |
| * builder.configure() |
| * .property("hello", "world"); |
| * |
| * DeclarationHandle handle = builder.build(); |
| * </pre> |
| * |
| * @return the instance configuration builder |
| */ |
| ConfigurationBuilder configure(); |
| |
| /** |
| * Build the declaration handle (never contains any configuration). |
| * Notice that the declaration is not yet published (no automatic activation). |
| * The client has to do it through {@link DeclarationHandle#publish()} |
| * @return the handle to the declaration |
| */ |
| DeclarationHandle build(); |
| } |