| /* |
| * Copyright (c) OSGi Alliance (2012, 2013). All Rights Reserved. |
| * |
| * Licensed 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.osgi.framework.namespace; |
| |
| import org.osgi.annotation.versioning.ProviderType; |
| import org.osgi.resource.Namespace; |
| |
| /** |
| * Wiring Capability and Requirement Namespaces base class. |
| * |
| * <p> |
| * This class is the common class shared by all OSGi defined wiring namespaces. |
| * It defines the names for the common attributes and directives for the OSGi |
| * specified wiring namespaces. |
| * |
| * <p> |
| * The values associated with these keys are of type {@code String}, unless |
| * otherwise indicated. |
| * |
| * @Immutable |
| * @author $Id$ |
| */ |
| @ProviderType |
| public abstract class AbstractWiringNamespace extends Namespace { |
| |
| /** |
| * The capability directive used to specify the comma separated list of |
| * mandatory attributes which must be specified in the |
| * {@link Namespace#REQUIREMENT_FILTER_DIRECTIVE filter} of a requirement in |
| * order for the capability to match the requirement. |
| */ |
| public final static String CAPABILITY_MANDATORY_DIRECTIVE = "mandatory"; |
| |
| /** |
| * The capability attribute contains the {@code Version} of the resource |
| * providing the capability if one is specified or {@code 0.0.0} if not |
| * specified. The value of this attribute must be of type {@code Version}. |
| */ |
| public static final String CAPABILITY_BUNDLE_VERSION_ATTRIBUTE = "bundle-version"; |
| |
| AbstractWiringNamespace() { |
| // empty |
| } |
| } |