| /****************************************************************************** |
| * Copyright (c) 2010 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.wst.common.project.facet.core.internal; |
| |
| import org.eclipse.core.expressions.PropertyTester; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.wst.common.project.facet.core.FacetedProjectFramework; |
| import org.eclipse.wst.common.project.facet.core.IProjectFacet; |
| import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion; |
| |
| /** |
| * @author <a href="mailto:konstantin.komissarchik@oracle.com">Konstantin Komissarchik</a> |
| */ |
| |
| public final class FacetedProjectPropertyTester |
| |
| extends PropertyTester |
| |
| { |
| public boolean test( final Object receiver, |
| final String property, |
| final Object[] args, |
| final Object value ) |
| { |
| try |
| { |
| final String val = (String) value; |
| final int colon = val.indexOf( ':' ); |
| |
| final String fid; |
| final String vexpr; |
| |
| if( colon == -1 || colon == val.length() - 1 ) |
| { |
| fid = val; |
| vexpr = null; |
| } |
| else |
| { |
| fid = val.substring( 0, colon ); |
| vexpr = val.substring( colon + 1 ); |
| } |
| |
| if( receiver instanceof IResource ) |
| { |
| final IProject pj = ( (IResource) receiver ).getProject(); |
| |
| if( pj == null ) |
| { |
| return false; |
| } |
| |
| return FacetedProjectFramework.hasProjectFacet( pj, fid, vexpr ); |
| } |
| else if( receiver instanceof IProjectFacetVersion ) |
| { |
| final IProjectFacetVersion fv = (IProjectFacetVersion) receiver; |
| final IProjectFacet f = fv.getProjectFacet(); |
| |
| return f.getId().equals( fid ) && |
| ( vexpr == null || f.getVersions( vexpr ).contains( fv ) ); |
| } |
| } |
| catch( CoreException e ) |
| { |
| FacetCorePlugin.log( e.getStatus() ); |
| } |
| |
| return false; |
| } |
| |
| } |