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"nb-javac" is a patched version of OpenJDK "javac", i.e., the Java compiler. This has long been part of NetBeans, providing a highly tuned Java compiler specifically for the Java editor i.e., parsing and lexing for features such as syntax coloring, code completion.
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
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*
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package anttasks;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import propertiesparser.PropertiesParser;
import propertiesparser.gen.ClassGenerator;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.DirectoryScanner;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.taskdefs.MatchingTask;
import org.apache.tools.ant.types.Path;
import org.apache.tools.ant.types.Resource;
public class PropertiesParserTask extends MatchingTask {
public void addSrc(Path src) {
if (srcDirs == null)
srcDirs = new Path(getProject());
srcDirs.add(src);
}
public void setDestDir(File destDir) {
this.destDir = destDir;
}
@Override
public void execute() {
List mainOpts = new ArrayList();
int count = 0;
for (String dir : srcDirs.list()) {
File baseDir = getProject().resolveFile(dir);
DirectoryScanner s = getDirectoryScanner(baseDir);
for (String path : s.getIncludedFiles()) {
if (path.endsWith(".properties")) {
File srcFile = new File(baseDir, path);
String destPath =
path.substring(0, path.lastIndexOf(File.separator) + 1) +
ClassGenerator.toplevelName(srcFile) + ".java";
File destFile = new File(this.destDir, destPath);
File destDir = destFile.getParentFile();
// Arguably, the comparison in the next line should be ">", not ">="
// but that assumes the resolution of the last modified time is fine
// grained enough; in practice, it is better to use ">=".
if (destFile.exists() && destFile.lastModified() >= srcFile.lastModified())
continue;
destDir.mkdirs();
mainOpts.add("-compile");
mainOpts.add(srcFile.getPath());
mainOpts.add(destDir.getPath());
count++;
}
}
}
if (mainOpts.size() > 0) {
log("Generating " + count + " resource files to " + destDir, Project.MSG_INFO);
PropertiesParser pp = new PropertiesParser(msg -> log(msg, Project.MSG_INFO));
boolean ok = pp.run(mainOpts.toArray(new String[mainOpts.size()]));
if (!ok)
throw new BuildException("PropertiesParser failed.");
}
}
private Path srcDirs;
private File destDir;
}