| /* |
| * 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. |
| * |
| */ |
| package org.apache.tools.ant.types.resources.selectors; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.types.Resource; |
| import org.apache.tools.ant.types.EnumeratedAttribute; |
| |
| /** |
| * Type file/dir ResourceSelector. |
| * @since Ant 1.7 |
| */ |
| public class Type implements ResourceSelector { |
| |
| private static final String FILE_ATTR = "file"; |
| private static final String DIR_ATTR = "dir"; |
| |
| /** Static file type selector. */ |
| public static final Type FILE = new Type(new FileDir(FILE_ATTR)); |
| |
| /** Static dir type selector. */ |
| public static final Type DIR = new Type(new FileDir(DIR_ATTR)); |
| |
| /** |
| * Implements the type attribute. |
| */ |
| public static class FileDir extends EnumeratedAttribute { |
| private static final String[] VALUES = new String[] {FILE_ATTR, DIR_ATTR}; |
| |
| /** |
| * Default constructor. |
| */ |
| public FileDir() { |
| } |
| |
| /** |
| * Convenience constructor. |
| * @param value the String EnumeratedAttribute value. |
| */ |
| public FileDir(String value) { |
| setValue(value); |
| } |
| |
| /** |
| * Return the possible values. |
| * @return a String array. |
| */ |
| public String[] getValues() { |
| return VALUES; |
| } |
| } |
| |
| private FileDir type = null; |
| |
| /** |
| * Default constructor. |
| */ |
| public Type() { |
| } |
| |
| /** |
| * Convenience constructor. |
| * @param fd the FileDir type. |
| */ |
| public Type(FileDir fd) { |
| setType(fd); |
| } |
| |
| /** |
| * Set type; file|dir. |
| * @param fd a FileDir object. |
| */ |
| public void setType(FileDir fd) { |
| type = fd; |
| } |
| |
| /** |
| * Return true if this Resource is selected. |
| * @param r the Resource to check. |
| * @return whether the Resource was selected. |
| */ |
| public boolean isSelected(Resource r) { |
| if (type == null) { |
| throw new BuildException("The type attribute is required."); |
| } |
| int i = type.getIndex(); |
| return r.isDirectory() ? i == 1 : i == 0; |
| } |
| |
| } |