make.langtools.tools.anttasks.DumpClassesTask Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of nb-javac Show documentation
Show all versions of nb-javac Show documentation
"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.
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* 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
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package anttasks;
import java.io.File;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
import java.util.Collections;
import java.util.stream.Stream;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
public class DumpClassesTask extends Task {
private String moduleName;
private File dir;
public void setModuleName(String moduleName) {
this.moduleName = moduleName;
}
public void setDestDir(File dir) {
this.dir = dir;
}
@Override
public void execute() {
try (FileSystem fs = FileSystems.newFileSystem(new URI("jrt:/"), Collections.emptyMap(), DumpClassesTask.class.getClassLoader())) {
Path source = fs.getPath("modules", moduleName);
Path target = dir.toPath();
try (Stream content = Files.walk(source)) {
content.filter(Files :: isRegularFile)
.forEach(p -> {
try {
Path targetFile = target.resolve(source.relativize(p).toString());
if (!Files.exists(targetFile) || Files.getLastModifiedTime(targetFile).compareTo(Files.getLastModifiedTime(source)) < 0) {
Files.createDirectories(targetFile.getParent());
Files.copy(p, targetFile, StandardCopyOption.REPLACE_EXISTING);
}
} catch (IOException ex) {
throw new UncheckedIOException(ex);
}
});
}
} catch (URISyntaxException | IOException | UncheckedIOException ex) {
throw new BuildException(ex);
}
}
}