| /* |
| * 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.taskdefs.condition; |
| import java.io.File; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.types.selectors.AbstractSelectorContainer; |
| import org.apache.tools.ant.types.selectors.FileSelector; |
| import org.apache.tools.ant.util.FileUtils; |
| |
| /** |
| * This is a condition that checks to see if a file passes an embedded selector. |
| */ |
| public class IsFileSelected extends AbstractSelectorContainer implements Condition { |
| |
| private static final FileUtils FILE_UTILS = FileUtils.getFileUtils(); |
| |
| private File file; |
| private File baseDir; |
| |
| /** |
| * The file to check. |
| * @param file the file to check if if passes the embedded selector. |
| */ |
| public void setFile(File file) { |
| this.file = file; |
| } |
| |
| /** |
| * The base directory to use. |
| * @param baseDir the base directory to use, if null use the project's |
| * basedir. |
| */ |
| public void setBaseDir(File baseDir) { |
| this.baseDir = baseDir; |
| } |
| |
| /** |
| * validate the parameters. |
| */ |
| public void validate() { |
| if (selectorCount() != 1) { |
| throw new BuildException("Only one selector allowed"); |
| } |
| super.validate(); |
| } |
| |
| /** |
| * Evaluate the selector with the file. |
| * @return true if the file is selected by the embedded selector. |
| */ |
| public boolean eval() { |
| if (file == null) { |
| throw new BuildException("file attribute not set"); |
| } |
| validate(); |
| File myBaseDir = baseDir; |
| if (myBaseDir == null) { |
| myBaseDir = getProject().getBaseDir(); |
| } |
| |
| FileSelector f = getSelectors(getProject())[0]; |
| return f.isSelected( |
| myBaseDir, FILE_UTILS.removeLeadingPath(myBaseDir, file), file); |
| } |
| } |