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/*
* 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
}
}
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