http://www.eclipse.org/platform: OSGi System Bundle %systemBundle (Eclipse Foundation) 
Copyright (c) 2003, 2012 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation

/*******************************************************************************
 * Copyright (c) 2003, 2012 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.osgi.service.resolver;


A representation of one bundle import constraint as seen in a 
bundle manifest and managed by a state and resolver.

 This interface is not intended to be implemented by clients. The StateObjectFactory should be used to construct instances. 


Since:3.1
@noimplementThis interface is not intended to be implemented by clients.
/**
 * A representation of one bundle import constraint as seen in a 
 * bundle manifest and managed by a state and resolver.
 * <p>
 * This interface is not intended to be implemented by clients.  The
 * {@link StateObjectFactory} should be used to construct instances.
 * </p>
 * @since 3.1
 * @noimplement This interface is not intended to be implemented by clients.
 */
public interface BundleSpecification extends VersionConstraint {

	
Returns whether or not this bundle specificiation is exported from the 
declaring bundle.

Returns:whether this specification is exported
/**
	 * Returns whether or not this bundle specificiation is exported from the 
	 * declaring bundle.
	 * 
	 * @return whether this specification is exported
	 */
	public boolean isExported();

	
Returns whether or not this bundle specificiation is optional.

Returns:whether this specification is optional
/**
	 * Returns whether or not this bundle specificiation is optional.
	 * 
	 * @return whether this specification is optional
	 */
	public boolean isOptional();
}