| /******************************************************************************* |
| * 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; |
| } |
| |
| @Override |
| 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}; |
| } |
| } |