001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.camel.spring.util; 018 019 import java.io.File; 020 import java.io.FileFilter; 021 022 import org.apache.commons.logging.Log; 023 import org.apache.commons.logging.LogFactory; 024 import org.springframework.util.AntPathMatcher; 025 import org.springframework.util.StringUtils; 026 027 /** 028 * File filter using Spring's {@link AntPathMatcher}. 029 * <p/> 030 * Exclude take precedence over includes. If a file match both exclude and include it will be regarded as excluded. 031 */ 032 public class SpringAntPathMatcherFileFilter implements FileFilter { 033 private static final transient Log LOG = LogFactory.getLog(SpringAntPathMatcherFileFilter.class); 034 035 private AntPathMatcher matcher = new AntPathMatcher(); 036 private String[] excludes; 037 private String[] includes; 038 039 public boolean accept(File pathname) { 040 return acceptPathName(pathname.getPath()); 041 } 042 043 /** 044 * Accepts the given file by the path name 045 * 046 * @param path the path 047 * @return <tt>true</tt> if accepted, <tt>false</tt> if not 048 */ 049 public boolean acceptPathName(String path) { 050 // must use single / as path seperators 051 path = StringUtils.replace(path, File.separator, "/"); 052 053 if (LOG.isTraceEnabled()) { 054 LOG.trace("Filtering file: " + path); 055 } 056 057 // excludes take precedence 058 if (excludes != null) { 059 for (String exclude : excludes) { 060 if (matcher.match(exclude, path)) { 061 // something to exclude so we cant accept it 062 if (LOG.isTraceEnabled()) { 063 LOG.trace("File is excluded: " + path); 064 } 065 return false; 066 } 067 } 068 } 069 070 if (includes != null) { 071 for (String include : includes) { 072 if (matcher.match(include, path)) { 073 // something to include so we accept it 074 if (LOG.isTraceEnabled()) { 075 LOG.trace("File is included: " + path); 076 } 077 return true; 078 } 079 } 080 } 081 082 // nothing to include so we cant accept it 083 return false; 084 } 085 086 public String[] getExcludes() { 087 return excludes; 088 } 089 090 public void setExcludes(String[] excludes) { 091 this.excludes = excludes; 092 } 093 094 public String[] getIncludes() { 095 return includes; 096 } 097 098 public void setIncludes(String[] includes) { 099 this.includes = includes; 100 } 101 102 /** 103 * Sets excludes using a single string where each element can be separated with comma 104 */ 105 public void setExcludes(String excludes) { 106 setExcludes(excludes.split(",")); 107 } 108 109 /** 110 * Sets includes using a single string where each element can be separated with comma 111 */ 112 public void setIncludes(String includes) { 113 setIncludes(includes.split(",")); 114 } 115 116 }