| /******************************************************************************* |
| * Copyright (c) 2000, 2017 IBM Corporation and others. |
| * 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 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.corext.refactoring.util; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.dltk.core.IMember; |
| import org.eclipse.dltk.core.IModelElement; |
| import org.eclipse.dltk.core.IOpenable; |
| import org.eclipse.dltk.core.ISourceModule; |
| |
| public class ResourceUtil { |
| |
| private ResourceUtil() { |
| } |
| |
| public static IFile[] getFiles(ISourceModule[] cus) { |
| List<IResource> files = new ArrayList<>(cus.length); |
| for (int i = 0; i < cus.length; i++) { |
| IResource resource = ResourceUtil.getResource(cus[i]); |
| if (resource != null && resource.getType() == IResource.FILE) |
| files.add(resource); |
| } |
| return files.toArray(new IFile[files.size()]); |
| } |
| |
| public static IFile getFile(ISourceModule cu) { |
| IResource resource = ResourceUtil.getResource(cu); |
| if (resource != null && resource.getType() == IResource.FILE) |
| return (IFile) resource; |
| else |
| return null; |
| } |
| |
| // ----- other ------------------------------ |
| |
| /** |
| * Finds an <code>IResource</code> for a given <code>ISourceModule</code>. If |
| * the parameter is a working copy then the <code>IResource</code> for the |
| * original element is returned. |
| */ |
| public static IResource getResource(ISourceModule cu) { |
| return cu.getResource(); |
| } |
| |
| /** |
| * Returns the <code>IResource</code> that the given <code>IMember</code> is |
| * defined in. |
| */ |
| public static IResource getResource(IMember member) { |
| // Assert.isTrue(!member.isBinary()); |
| return getResource(member.getSourceModule()); |
| } |
| |
| public static IResource getResource(Object o) { |
| if (o instanceof IResource) |
| return (IResource) o; |
| if (o instanceof IModelElement) |
| return getResource((IModelElement) o); |
| return null; |
| } |
| |
| private static IResource getResource(IModelElement element) { |
| if (element.getElementType() == IModelElement.SOURCE_MODULE) |
| return getResource((ISourceModule) element); |
| else if (element instanceof IOpenable) |
| return element.getResource(); |
| else |
| return null; |
| } |
| } |