| /******************************************************************************* |
| * Copyright (c) 2008 Sonatype, Inc. |
| * 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.m2e.wtp; |
| |
| import java.util.regex.Pattern; |
| |
| import org.eclipse.m2e.wtp.internal.AntPathMatcher; |
| |
| |
| /** |
| * Packaging configuration based on ANT and %regex[] patterns. |
| * |
| * @provisional This class has been added as part of a work in progress. |
| * It is not guaranteed to work or remain the same in future releases. |
| * For more information contact <a href="mailto:m2e-wtp-dev@eclipse.org">m2e-wtp-dev@eclipse.org</a>. |
| * |
| * @author Lars Ködderitzsch |
| * @author Fred Bricon |
| */ |
| public class PackagingConfiguration implements IPackagingConfiguration { |
| |
| String[] packagingIncludes; |
| |
| String[] packagingExcludes; |
| |
| private AntPathMatcher matcher; |
| |
| private final static String REGEX_BEGIN = "%regex["; //$NON-NLS-1$ |
| private final static String REGEX_END = "]"; //$NON-NLS-1$ |
| |
| public PackagingConfiguration(String[] packagingIncludes, String[] packagingExcludes) { |
| this.packagingIncludes = toPortablePathArray(packagingIncludes); |
| this.packagingExcludes = toPortablePathArray(packagingExcludes); |
| matcher = new AntPathMatcher(); |
| } |
| |
| @Override |
| public boolean isPackaged(String virtualPath) { |
| if (virtualPath == null) { |
| return false; |
| } |
| virtualPath = toPortablePath(virtualPath); |
| if (packagingIncludes != null) { |
| for(String excl : packagingExcludes) { |
| if(matches(excl, virtualPath)) { |
| //stop here already, since exclusions have precedence over inclusions |
| return false; |
| } |
| } |
| } |
| |
| //so the path is not excluded, check if it is included into packaging |
| if (packagingIncludes == null || packagingIncludes.length == 0) { |
| return true; |
| } |
| for(String incl : packagingIncludes) { |
| if(matches(incl, virtualPath)) { |
| return true; |
| } |
| } |
| |
| //Definitely not included |
| return false; |
| } |
| |
| private String[] toPortablePathArray(String[] patterns) { |
| if (patterns == null) { |
| return null; |
| } |
| String[] newPatterns = new String[patterns.length]; |
| for (int i = 0; i < patterns.length; i++) { |
| newPatterns[i] = toPortablePath(patterns[i]); |
| } |
| return newPatterns; |
| } |
| |
| private String toPortablePath(String path) { |
| return (path==null)?null:path.replace("\\", "/"); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| |
| private boolean isRegex(String regEx){ |
| return regEx.startsWith(REGEX_BEGIN) && regEx.endsWith(REGEX_END); |
| } |
| |
| private boolean matches(String pattern, String input){ |
| if (isRegex(pattern)){ |
| //%regex[] pattern |
| return Pattern.matches(convertToJavaRegEx(pattern), input); |
| } |
| return matcher.match(pattern, input); |
| } |
| |
| private String convertToJavaRegEx(String regEx){ |
| return regEx.substring(REGEX_BEGIN.length(), regEx.length()-REGEX_END.length()); |
| } |
| } |