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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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/*
* Copyright (c) 2005, 2020, 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 javax.tools;
import java.io.IOException;
import java.util.Iterator;
import java.util.Objects;
import java.util.ServiceLoader;
import java.util.Set;
import javax.tools.JavaFileObject.Kind;
/**
* Forwards calls to a given file manager. Subclasses of this class
* might override some of these methods and might also provide
* additional fields and methods.
*
* @param the kind of file manager forwarded to by this object
* @author Peter von der Ahé
* @since 1.6
*/
public class ForwardingJavaFileManager implements JavaFileManager {
/**
* The file manager which all methods are delegated to.
*/
protected final M fileManager;
/**
* Creates a new instance of {@code ForwardingJavaFileManager}.
* @param fileManager delegate to this file manager
*/
protected ForwardingJavaFileManager(M fileManager) {
this.fileManager = Objects.requireNonNull(fileManager);
}
/**
* @throws SecurityException {@inheritDoc}
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public ClassLoader getClassLoader(Location location) {
return fileManager.getClassLoader(location);
}
/**
* @throws IOException {@inheritDoc}
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public Iterable list(Location location,
String packageName,
Set kinds,
boolean recurse)
throws IOException
{
return fileManager.list(location, packageName, kinds, recurse);
}
/**
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public String inferBinaryName(Location location, JavaFileObject file) {
return fileManager.inferBinaryName(location, file);
}
/**
* @throws IllegalArgumentException {@inheritDoc}
*/
@Override
public boolean isSameFile(FileObject a, FileObject b) {
return fileManager.isSameFile(a, b);
}
/**
* @throws IllegalArgumentException {@inheritDoc}
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public boolean handleOption(String current, Iterator remaining) {
return fileManager.handleOption(current, remaining);
}
@Override
public boolean hasLocation(Location location) {
return fileManager.hasLocation(location);
}
@Override
public int isSupportedOption(String option) {
return fileManager.isSupportedOption(option);
}
/**
* @throws IllegalArgumentException {@inheritDoc}
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public JavaFileObject getJavaFileForInput(Location location,
String className,
Kind kind)
throws IOException
{
return fileManager.getJavaFileForInput(location, className, kind);
}
/**
* @throws IllegalArgumentException {@inheritDoc}
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public JavaFileObject getJavaFileForOutput(Location location,
String className,
Kind kind,
FileObject sibling)
throws IOException
{
return fileManager.getJavaFileForOutput(location, className, kind, sibling);
}
/**
* @throws IllegalArgumentException {@inheritDoc}
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public FileObject getFileForInput(Location location,
String packageName,
String relativeName)
throws IOException
{
return fileManager.getFileForInput(location, packageName, relativeName);
}
/**
* @throws IllegalArgumentException {@inheritDoc}
* @throws IllegalStateException {@inheritDoc}
*/
@Override
public FileObject getFileForOutput(Location location,
String packageName,
String relativeName,
FileObject sibling)
throws IOException
{
return fileManager.getFileForOutput(location, packageName, relativeName, sibling);
}
@Override
public void flush() throws IOException {
fileManager.flush();
}
@Override
public void close() throws IOException {
fileManager.close();
}
/**
* @since 9
*/
@Override
public Location getLocationForModule(Location location, String moduleName) throws IOException {
return fileManager.getLocationForModule(location, moduleName);
}
/**
* @since 9
*/
@Override
public Location getLocationForModule(Location location, JavaFileObject fo) throws IOException {
return fileManager.getLocationForModule(location, fo);
}
/**
* @since 9
*/
@Override
public ServiceLoader getServiceLoader(Location location, Class service) throws IOException {
return fileManager.getServiceLoader(location, service);
}
/**
* @since 9
*/
@Override
public String inferModuleName(Location location) throws IOException {
return fileManager.inferModuleName(location);
}
/**
* @since 9
*/
@Override
public Iterable> listLocationsForModules(Location location) throws IOException {
return fileManager.listLocationsForModules(location);
}
/**
* @since 9
*/
@Override
public boolean contains(Location location, FileObject fo) throws IOException {
return fileManager.contains(location, fo);
}
}