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/*******************************************************************************
* Copyright (c) 2006, 2018 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
* Karsten Thoms (itemis) - Consider devmode for effective status computation
*******************************************************************************/
package org.eclipse.osgi.internal.module;
import org.eclipse.osgi.internal.resolver.GenericSpecificationImpl;
import org.eclipse.osgi.service.resolver.GenericSpecification;
import org.osgi.framework.Constants;
public class GenericConstraint extends ResolverConstraint {
private final boolean effective;
private final boolean multiple;
GenericConstraint(ResolverBundle bundle, GenericSpecification constraint, boolean developmentMode) {
super(bundle, constraint);
String effectiveDirective = constraint.getRequirement().getDirectives().get(Constants.EFFECTIVE_DIRECTIVE);
effective = effectiveDirective == null || Constants.EFFECTIVE_RESOLVE.equals(effectiveDirective) || (Constants.EFFECTIVE_ACTIVE.equals(effectiveDirective) && developmentMode);
multiple = (constraint.getResolution() & GenericSpecification.RESOLUTION_MULTIPLE) != 0;
}
boolean isOptional() {
return (((GenericSpecification) constraint).getResolution() & GenericSpecification.RESOLUTION_OPTIONAL) != 0;
}
boolean isFromRequiredEE() {
return (((GenericSpecification) constraint).getResolution() & GenericSpecificationImpl.RESOLUTION_FROM_BREE) != 0;
}
boolean isMultiple() {
return multiple;
}
boolean isEffective() {
return effective;
}
public String getNameSpace() {
return ((GenericSpecification) getVersionConstraint()).getType();
}
public VersionSupplier[] getMatchingCapabilities() {
if (isMultiple())
return getPossibleSuppliers();
VersionSupplier supplier = getSelectedSupplier();
return supplier == null ? null : new VersionSupplier[] {supplier};
}
}
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