| /****************************************************************************** |
| * Copyright (c) 2008 Oracle |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Konstantin Komissarchik - initial implementation and ongoing maintenance |
| ******************************************************************************/ |
| |
| package org.eclipse.jst.common.project.facet.core.libprov.internal; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.expressions.PropertyTester; |
| import org.eclipse.jdt.core.IClasspathEntry; |
| import org.eclipse.jst.common.project.facet.core.IClasspathProvider; |
| import org.eclipse.jst.common.project.facet.core.libprov.EnablementExpressionContext; |
| import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion; |
| import org.eclipse.wst.common.project.facet.core.runtime.IRuntime; |
| |
| /** |
| * @author <a href="mailto:konstantin.komissarchik@oracle.com">Konstantin Komissarchik</a> |
| */ |
| |
| public final class RuntimeLibraryProviderPropertyTester |
| |
| extends PropertyTester |
| |
| { |
| public boolean test( final Object receiver, |
| final String property, |
| final Object[] args, |
| final Object value ) |
| { |
| if( receiver instanceof EnablementExpressionContext ) |
| { |
| final EnablementExpressionContext context = (EnablementExpressionContext) receiver; |
| final IProjectFacetVersion fv = context.getRequestingProjectFacetVersion(); |
| final IRuntime runtime = context.getFacetedProject().getPrimaryRuntime(); |
| |
| if( runtime != null ) |
| { |
| final IClasspathProvider cpprov |
| = (IClasspathProvider) runtime.getAdapter( IClasspathProvider.class ); |
| |
| final List<IClasspathEntry> cpentries = cpprov.getClasspathEntries( fv ); |
| |
| if( cpentries != null && ! cpentries.isEmpty() ) |
| { |
| return true; |
| } |
| } |
| } |
| |
| return false; |
| } |
| |
| } |