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- /*
- * 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.
- */
-
- /* $Id$ */
-
- package org.apache.fop.tools.anttasks;
-
- // Java
- import java.io.File;
- import java.io.IOException;
- import java.io.ObjectOutputStream;
- import java.util.List;
-
- // Ant
- import org.apache.tools.ant.Task;
- import org.apache.tools.ant.DirectoryScanner;
- import org.apache.tools.ant.types.FileSet;
-
- // FOP
- import org.apache.fop.hyphenation.HyphenationTree;
- import org.apache.fop.hyphenation.HyphenationException;
-
- /**
- * SerializeHyphPattern
- */
-
-
- public class SerializeHyphPattern extends Task {
- private List filesets = new java.util.ArrayList();
- private File targetDir;
- private boolean errorDump = false;
-
- /**
- * {@inheritDoc}
- */
- public void execute() throws org.apache.tools.ant.BuildException {
- // deal with the filesets
- for (int i = 0; i < getFilesets().size(); i++) {
- FileSet fs = (FileSet) getFilesets().get(i);
- DirectoryScanner ds = fs.getDirectoryScanner(getProject());
- File basedir = ds.getBasedir();
- String[] files = ds.getIncludedFiles();
- for (int j = 0; j < files.length; j++) {
- processFile(basedir, files[j].substring(0, files[j].length() - 4));
- }
- }
- } // end execute
-
-
- /**
- * Adds a set of pattern files (nested fileset attribute).
- * @param set a fileset
- */
- public void addFileset(FileSet set) {
- filesets.add(set);
- }
-
- /**
- * Returns the current list of filesets.
- * @return the filesets
- */
- public List getFilesets() {
- return this.filesets;
- }
-
- /**
- * Sets the target directory
- * @param targetDir target directory
- */
- public void setTargetDir(String targetDir) {
- File dir = new File(targetDir);
- this.targetDir = dir;
- }
-
- /**
- * Controls the amount of error information dumped.
- * @param errorDump True if more error info should be provided
- */
- public void setErrorDump(boolean errorDump) {
- this.errorDump = errorDump;
- }
-
-
- /*
- * checks whether input or output files exists or the latter is older than input file
- * and start build if necessary
- */
- private void processFile(File basedir, String filename) {
- File infile = new File(basedir, filename + ".xml");
- File outfile = new File(targetDir, filename + ".hyp");
- //long outfileLastModified = outfile.lastModified();
- boolean startProcess = true;
-
- startProcess = rebuild(infile, outfile);
- if (startProcess) {
- buildPatternFile(infile, outfile);
- }
- }
-
- /*
- * serializes pattern files
- */
- private void buildPatternFile(File infile, File outfile) {
- System.out.println("Processing " + infile);
- HyphenationTree hTree = new HyphenationTree();
- try {
- hTree.loadPatterns(infile.toString());
- if (errorDump) {
- System.out.println("Stats: ");
- hTree.printStats();
- }
- } catch (HyphenationException ex) {
- System.err.println("Can't load patterns from xml file " + infile
- + " - Maybe hyphenation.dtd is missing?");
- if (errorDump) {
- System.err.println(ex.toString());
- }
- }
- // serialize class
- try {
- ObjectOutputStream out = new ObjectOutputStream(
- new java.io.BufferedOutputStream(
- new java.io.FileOutputStream(outfile)));
- out.writeObject(hTree);
- out.close();
- } catch (IOException ioe) {
- System.err.println("Can't write compiled pattern file: "
- + outfile);
- System.err.println(ioe);
- }
- }
-
- /**
- * Checks for existence of output file and compares
- * dates with input and stylesheet file
- */
- private boolean rebuild(File infile, File outfile) {
- if (outfile.exists()) {
- // checks whether output file is older than input file
- if (outfile.lastModified() < infile.lastModified()) {
- return true;
- }
- } else {
- // if output file does not exist, start process
- return true;
- }
- return false;
- } // end rebuild
-
- /*
- * //quick access for debugging
- * public static void main (String args[]) {
- * SerializeHyphPattern ser = new SerializeHyphPattern();
- * FileSet set = new FileSet();
- * set.setDir(new File("src/hyph"));
- * set.setIncludes("*.xml");
- * ser.addFileset(set);
- * ser.setTargetDir("build/hyph");
- * ser.execute();
- * }
- */
-
-
- }
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