| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2001-2002 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowlegement: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowlegement may appear in the software itself, |
| * if and wherever such third-party acknowlegements normally appear. |
| * |
| * 4. The names "The Jakarta Project", "Ant", and "Apache Software |
| * Foundation" must not be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| package org.apache.tools.ant.types; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.Project; |
| |
| import java.io.File; |
| |
| import java.util.StringTokenizer; |
| |
| import java.util.Stack; |
| import java.util.Vector; |
| |
| /** |
| * FileList represents an explicitly named list of files. FileLists |
| * are useful when you want to capture a list of files regardless of |
| * whether they currently exist. By contrast, FileSet operates as a |
| * filter, only returning the name of a matched file if it currently |
| * exists in the file system. |
| * |
| * @author <a href="mailto:cstrong@arielpartners.com">Craeg Strong</a> |
| * @version $Revision$ $Date$ |
| */ |
| public class FileList extends DataType { |
| |
| private Vector filenames = new Vector(); |
| private File dir; |
| |
| public FileList() { |
| super(); |
| } |
| |
| protected FileList(FileList filelist) { |
| this.dir = filelist.dir; |
| this.filenames = filelist.filenames; |
| setProject(filelist.getProject()); |
| } |
| |
| /** |
| * Makes this instance in effect a reference to another FileList |
| * instance. |
| * |
| * <p>You must not set another attribute or nest elements inside |
| * this element if you make it a reference.</p> |
| */ |
| public void setRefid(Reference r) throws BuildException { |
| if ((dir != null) || (filenames.size() != 0)) { |
| throw tooManyAttributes(); |
| } |
| super.setRefid(r); |
| } |
| |
| public void setDir(File dir) throws BuildException { |
| if (isReference()) { |
| throw tooManyAttributes(); |
| } |
| this.dir = dir; |
| } |
| |
| public File getDir(Project p) { |
| if (isReference()) { |
| return getRef(p).getDir(p); |
| } |
| return dir; |
| } |
| |
| public void setFiles(String filenames) { |
| if (isReference()) { |
| throw tooManyAttributes(); |
| } |
| if (filenames != null && filenames.length() > 0) { |
| StringTokenizer tok = new StringTokenizer(filenames, ", \t\n\r\f", false); |
| while (tok.hasMoreTokens()) { |
| this.filenames.addElement(tok.nextToken()); |
| } |
| } |
| } |
| |
| /** |
| * Returns the list of files represented by this FileList. |
| */ |
| public String[] getFiles(Project p) { |
| if (isReference()) { |
| return getRef(p).getFiles(p); |
| } |
| |
| if (dir == null) { |
| throw new BuildException("No directory specified for filelist."); |
| } |
| |
| if (filenames.size() == 0) { |
| throw new BuildException("No files specified for filelist."); |
| } |
| |
| String[] result = new String[filenames.size()]; |
| filenames.copyInto(result); |
| return result; |
| } |
| |
| /** |
| * Performs the check for circular references and returns the |
| * referenced FileList. |
| */ |
| protected FileList getRef(Project p) { |
| if (!checked) { |
| Stack stk = new Stack(); |
| stk.push(this); |
| dieOnCircularReference(stk, p); |
| } |
| |
| Object o = ref.getReferencedObject(p); |
| if (!(o instanceof FileList)) { |
| String msg = ref.getRefId()+" doesn\'t denote a filelist"; |
| throw new BuildException(msg); |
| } else { |
| return (FileList) o; |
| } |
| } |
| |
| } //-- FileList.java |