| /******************************************************************************* |
| * Copyright (c) 2019 Pivotal, Inc. 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: |
| * Pivotal, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.text.quicksearch.internal.core.pathmatch; |
| |
| import org.apache.tools.ant.types.selectors.TokenizedPath; |
| import org.apache.tools.ant.types.selectors.TokenizedPattern; |
| import org.eclipse.core.resources.IResource; |
| |
| public class ResourceMatchers { |
| |
| public static ResourceMatcher ANY = new ResourceMatcher() { |
| @Override |
| public String toString() { |
| return "ResourceMatcher(ANY)"; //$NON-NLS-1$ |
| } |
| @Override |
| public boolean matches(IResource resource) { |
| return true; |
| } |
| }; |
| |
| public static ResourceMatcher commaSeparatedPaths(String text) { |
| text = text.trim(); |
| if (text.isEmpty()) { |
| return ANY; |
| } |
| String[] paths = text.split(","); //$NON-NLS-1$ |
| if (paths.length==1) { |
| return path(paths[0]); |
| } else { |
| ResourceMatcher[] matchers = new ResourceMatcher[paths.length]; |
| for (int i = 0; i < matchers.length; i++) { |
| matchers[i] = path(paths[i]); |
| } |
| return either(matchers); |
| } |
| } |
| |
| private static ResourceMatcher either(ResourceMatcher... matchers) { |
| return new ResourceMatcher() { |
| |
| @Override |
| public String toString() { |
| StringBuilder buf = new StringBuilder("ResourceMatcher("); //$NON-NLS-1$ |
| for (int i = 0; i < matchers.length; i++) { |
| if (i>0) { |
| buf.append(", "); //$NON-NLS-1$ |
| } |
| buf.append(matchers[i]); |
| } |
| buf.append(")"); //$NON-NLS-1$ |
| return buf.toString(); |
| } |
| |
| @Override |
| public boolean matches(IResource resource) { |
| for (ResourceMatcher m : matchers) { |
| if (m.matches(resource)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| }; |
| } |
| |
| private static ResourceMatcher path(String _pat) { |
| if (!_pat.startsWith("/") && !_pat.startsWith("**/")) { //$NON-NLS-1$ //$NON-NLS-2$ |
| _pat = "**/"+_pat; //$NON-NLS-1$ |
| } |
| final String pat = _pat; |
| TokenizedPattern matcher = new TokenizedPattern(pat); |
| return new ResourceMatcher() { |
| |
| @Override |
| public String toString() { |
| return pat; |
| } |
| |
| @Override |
| public boolean matches(IResource resource) { |
| TokenizedPath path = new TokenizedPath(resource.getFullPath().toString()); |
| return matcher.matchPath(path, true); |
| } |
| }; |
| } |
| |
| } |