| package org.apache.maven.plugins.clean; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import org.apache.maven.shared.utils.io.DirectoryScanner; |
| import org.apache.maven.shared.utils.io.SelectorUtils; |
| |
| import java.io.File; |
| import java.util.Arrays; |
| |
| |
| /** |
| * Selects paths based on Ant-like glob patterns. |
| * |
| * @author Benjamin Bentmann |
| */ |
| class GlobSelector |
| implements Selector |
| { |
| |
| private final String[] includes; |
| |
| private final String[] excludes; |
| |
| private final String str; |
| |
| GlobSelector( String[] includes, String[] excludes ) |
| { |
| this( includes, excludes, false ); |
| } |
| |
| GlobSelector( String[] includes, String[] excludes, boolean useDefaultExcludes ) |
| { |
| this.str = "includes = " + toString( includes ) + ", excludes = " + toString( excludes ); |
| this.includes = normalizePatterns( includes ); |
| this.excludes = normalizePatterns( addDefaultExcludes( excludes, useDefaultExcludes ) ); |
| } |
| |
| private static String toString( String[] patterns ) |
| { |
| return ( patterns == null ) ? "[]" : Arrays.asList( patterns ).toString(); |
| } |
| |
| private static String[] addDefaultExcludes( String[] excludes, boolean useDefaultExcludes ) |
| { |
| String[] defaults = DirectoryScanner.DEFAULTEXCLUDES; |
| if ( !useDefaultExcludes ) |
| { |
| return excludes; |
| } |
| else if ( excludes == null || excludes.length <= 0 ) |
| { |
| return defaults; |
| } |
| else |
| { |
| String[] patterns = new String[excludes.length + defaults.length]; |
| System.arraycopy( excludes, 0, patterns, 0, excludes.length ); |
| System.arraycopy( defaults, 0, patterns, excludes.length, defaults.length ); |
| return patterns; |
| } |
| } |
| |
| private static String[] normalizePatterns( String[] patterns ) |
| { |
| String[] normalized; |
| |
| if ( patterns != null ) |
| { |
| normalized = new String[patterns.length]; |
| for ( int i = patterns.length - 1; i >= 0; i-- ) |
| { |
| normalized[i] = normalizePattern( patterns[i] ); |
| } |
| } |
| else |
| { |
| normalized = new String[0]; |
| } |
| |
| return normalized; |
| } |
| |
| private static String normalizePattern( String pattern ) |
| { |
| if ( pattern == null ) |
| { |
| return ""; |
| } |
| |
| String normalized = pattern.replace( ( File.separatorChar == '/' ) ? '\\' : '/', File.separatorChar ); |
| |
| if ( normalized.endsWith( File.separator ) ) |
| { |
| normalized += "**"; |
| } |
| |
| return normalized; |
| } |
| |
| public boolean isSelected( String pathname ) |
| { |
| return ( includes.length <= 0 || isMatched( pathname, includes ) ) |
| && ( excludes.length <= 0 || !isMatched( pathname, excludes ) ); |
| } |
| |
| private static boolean isMatched( String pathname, String[] patterns ) |
| { |
| for ( String pattern : patterns ) |
| { |
| if ( SelectorUtils.matchPath( pattern, pathname ) ) |
| { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| public boolean couldHoldSelected( String pathname ) |
| { |
| for ( String include : includes ) |
| { |
| if ( SelectorUtils.matchPatternStart( include, pathname ) ) |
| { |
| return true; |
| } |
| } |
| return includes.length <= 0; |
| } |
| |
| public String toString() |
| { |
| return str; |
| } |
| |
| } |