| /****************************************************************************** |
| * Copyright (c) 2008, 2019 Lars Vogel and others |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/eplv10.html |
| * |
| * Contributors: |
| * Lars Vogel - Lars.Vogel@gmail.com - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.wst.xsl.core.internal.ant; |
| |
| import java.io.File; |
| import java.util.Collection; |
| import java.util.Vector; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.Project; |
| import org.apache.tools.ant.Task; |
| import org.eclipse.wst.xsl.core.internal.xinclude.XIncluder; |
| |
| /** |
| * This class provides an XInclude ANT task definition. |
| * |
| * @author Lars Vogel |
| * |
| */ |
| public class XIncludeTask extends Task { |
| private String inFile; |
| |
| private String outFile; |
| |
| /** |
| * TODO: Add JavaDoc |
| * @param inFile |
| */ |
| public void setIn(String inFile) { |
| log("Setting the input file to: " + inFile, Project.MSG_VERBOSE); //$NON-NLS-1$ |
| this.inFile = inFile; |
| } |
| |
| /** |
| * TODO: Add JavaDoc |
| * @param outFile |
| */ |
| public void setOut(String outFile) { |
| log("Setting the output file to: " + outFile, Project.MSG_VERBOSE); //$NON-NLS-1$ |
| this.outFile = outFile; |
| } |
| |
| @Override |
| public void execute() { |
| validate(); |
| log("Executing the XIncludeTask", Project.MSG_VERBOSE); //$NON-NLS-1$ |
| File file = new File(inFile).getAbsoluteFile(); |
| if (!file.exists()) { |
| throw new BuildException("Specified input file does not exist: " //$NON-NLS-1$ |
| + inFile); |
| } |
| // We will check if the file exists, if not we will try to create the |
| // output file and or the output directory |
| File fileout = new File(outFile).getAbsoluteFile(); |
| File dir = new File(fileout.getParent()); |
| if (!dir.exists()) { |
| log("Creating the output directory: " + dir.getAbsolutePath()); //$NON-NLS-1$ |
| |
| Boolean success = (new File(dir.getAbsolutePath())).mkdirs(); |
| if (!success) { |
| throw new BuildException("Could not create output file: " //$NON-NLS-1$ |
| + outFile); |
| } |
| } |
| // check if the included files are modified after the last run |
| // Assumption that all the included files are part of the input file |
| // directory |
| if (checkmodified(file, fileout)) { |
| log("Changes detected, creating a new output file", //$NON-NLS-1$ |
| Project.MSG_INFO); |
| XIncluder la = new XIncluder(); |
| try { |
| la.extractXMLFile(inFile, outFile); |
| } catch (Exception e) { |
| throw new BuildException("An error occurred during processing: " //$NON-NLS-1$ |
| + e.getMessage()); |
| } |
| } |
| } |
| |
| private boolean checkmodified(File in, File out) { |
| File dir = new File(in.getParent()); |
| |
| Collection<File> allFiles = listFiles(dir, true); |
| for (File f : allFiles) { |
| if (f.lastModified() > out.lastModified()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * TODO: Add JavaDoc |
| * @param directory |
| * @param recurse |
| * @return |
| */ |
| public Collection<File> listFiles(File directory, boolean recurse) { |
| // List of files / directories |
| Vector<File> files = new Vector<File>(); |
| |
| // Get files / directories in the directory |
| File[] entries = directory.listFiles(); |
| |
| // Go over entries |
| for (File entry : entries) { |
| |
| files.add(entry); |
| |
| // If the file is a directory and the recurse flag |
| // is set, recurse into the directory |
| if (recurse && entry.isDirectory()) { |
| files.addAll(listFiles(entry, recurse)); |
| } |
| } |
| |
| // Return collection of files |
| return files; |
| } |
| |
| private void validate() { |
| if (inFile == null) { |
| throw new BuildException("Please specify input file"); //$NON-NLS-1$ |
| } |
| if (outFile == null) { |
| throw new BuildException("Please specify output file"); //$NON-NLS-1$ |
| } |
| } |
| } |