| /* |
| * Copyright (c) OSGi Alliance (2010, 2011). 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.wiring; |
| |
| import java.util.Map; |
| |
| /** |
| * A requirement that has been declared from a {@link BundleRevision bundle |
| * revision}. |
| * |
| * @ThreadSafe |
| * @noimplement |
| * @version $Id: 659132c1fac7526240df377ead0e1bc8d4af2e77 $ |
| */ |
| public interface BundleRequirement { |
| /** |
| * Returns the name space of this requirement. |
| * |
| * @return The name space of this requirement. |
| */ |
| String getNamespace(); |
| |
| /** |
| * Returns the directives of this requirement. |
| * |
| * @return An unmodifiable map of directive names to directive values for |
| * this requirement, or an empty map if this requirement has no |
| * directives. |
| */ |
| Map<String, String> getDirectives(); |
| |
| /** |
| * Returns the attributes of this requirement. |
| * |
| * @return An unmodifiable map of attribute names to attribute values for |
| * this requirement, or an empty map if this requirement has no |
| * attributes. |
| */ |
| Map<String, Object> getAttributes(); |
| |
| /** |
| * Returns the bundle revision declaring this requirement. |
| * |
| * @return The bundle revision declaring this requirement. |
| */ |
| BundleRevision getRevision(); |
| |
| /** |
| * Returns whether the specified capability matches this requirement. |
| * |
| * @param capability The capability to match to this requirement. |
| * @return {@code true} if the specified capability has the same |
| * {@link #getNamespace() name space} as this requirement and the |
| * filter for this requirement matches the |
| * {@link BundleCapability#getAttributes() attributes of the |
| * specified capability}; {@code false} otherwise. |
| */ |
| boolean matches(BundleCapability capability); |
| } |