lahodaj commented on code in PR #6262: URL: https://github.com/apache/netbeans/pull/6262#discussion_r1276619099
########## java/java.lsp.server/src/org/netbeans/modules/java/lsp/server/singlesourcefile/CompilerOptionsQueryImpl.java: ########## @@ -0,0 +1,311 @@ +/* + * 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. + */ +package org.netbeans.modules.java.lsp.server.singlesourcefile; + +import java.beans.PropertyChangeListener; +import java.beans.PropertyChangeSupport; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.WeakHashMap; +import java.util.stream.Collectors; +import javax.lang.model.SourceVersion; +import javax.swing.event.ChangeListener; +import org.netbeans.api.java.classpath.ClassPath; +import org.netbeans.api.java.classpath.JavaClassPathConstants; +import org.netbeans.api.project.FileOwnerQuery; +import org.netbeans.api.project.Project; +import org.netbeans.modules.java.lsp.server.protocol.NbCodeLanguageClient; +import org.netbeans.spi.java.classpath.ClassPathFactory; +import org.netbeans.spi.java.classpath.ClassPathImplementation; +import org.netbeans.spi.java.classpath.ClassPathProvider; +import org.netbeans.spi.java.classpath.PathResourceImplementation; +import org.netbeans.spi.java.classpath.support.ClassPathSupport; +import org.netbeans.spi.java.queries.CompilerOptionsQueryImplementation; +import org.netbeans.spi.java.queries.SourceLevelQueryImplementation2; +import org.openide.filesystems.FileObject; +import org.openide.util.ChangeSupport; +import org.openide.util.Lookup; +import org.openide.util.lookup.ServiceProvider; +import org.openide.util.lookup.ServiceProviders; + +@ServiceProviders({ + @ServiceProvider(service=CompilerOptionsQueryImplementation.class, position=99), + @ServiceProvider(service=ClassPathProvider.class, position=9999), //DefaultClassPathProvider has 10000 + @ServiceProvider(service=CompilerOptionsQueryImpl.class) +}) +public class CompilerOptionsQueryImpl implements CompilerOptionsQueryImplementation, ClassPathProvider, SourceLevelQueryImplementation2 { + + private final Map<NbCodeLanguageClient, Configuration> file2Configuration = new WeakHashMap<>(); + + @Override + public CompilerOptionsQueryImplementation.Result getOptions(FileObject file) { + if (isSingleSourceFile(file)) { + NbCodeLanguageClient client = Lookup.getDefault().lookup(NbCodeLanguageClient.class); + if (client != null) { + return getConfiguration(client).compilerOptions; + } + } + return null; + } + + @Override + public ClassPath findClassPath(FileObject file, String type) { + if (isSingleSourceFile(file)) { + NbCodeLanguageClient client = Lookup.getDefault().lookup(NbCodeLanguageClient.class); + if (client != null) { + switch (type) { + case ClassPath.COMPILE: case JavaClassPathConstants.MODULE_CLASS_PATH: + return getConfiguration(client).compileClassPath; + case JavaClassPathConstants.MODULE_COMPILE_PATH: + return getConfiguration(client).moduleCompileClassPath; + } + } + } + return null; + } + + @Override + public SourceLevelQueryImplementation2.Result getSourceLevel(FileObject file) { + if (isSingleSourceFile(file)) { + NbCodeLanguageClient client = Lookup.getDefault().lookup(NbCodeLanguageClient.class); + if (client != null) { + return getConfiguration(client).sourceLevelResult; + } + } + return null; + } + + public boolean setConfiguration(NbCodeLanguageClient client, String vmOptions) { + return getConfiguration(client).setConfiguration(vmOptions); + } + + private synchronized Configuration getConfiguration(NbCodeLanguageClient client) { + return file2Configuration.computeIfAbsent(client, cl -> { + return new Configuration(); + }); + } + + //copied from SingleSourceFileUtil: + static boolean isSingleSourceFile(FileObject fObj) { + Project p = FileOwnerQuery.getOwner(fObj); + if (p != null || !fObj.getExt().equalsIgnoreCase("java")) { //NOI18N + return false; + } + return true; + } + + private static final class OptionsResultImpl extends CompilerOptionsQueryImplementation.Result { + + private final ChangeSupport cs = new ChangeSupport(this); + private List<String> args = Collections.emptyList(); + + public List<String> doParse(String line) { + return parseLine(line); + } + + private void setArguments(List<String> newArguments) { + synchronized (this) { + args = newArguments; + } + cs.fireChange(); + } + + @Override + public synchronized List<? extends String> getArguments() { + return args; + } + + @Override + public void addChangeListener(ChangeListener listener) { + cs.addChangeListener(listener); + } + + @Override + public void removeChangeListener(ChangeListener listener) { + cs.addChangeListener(listener); + } + + } + + private static final class SourceLevelResultImpl implements SourceLevelQueryImplementation2.Result { + + private static final String DEFAULT_SL = String.valueOf(SourceVersion.latest().ordinal() - SourceVersion.RELEASE_0.ordinal()); + private final ChangeSupport cs = new ChangeSupport(this); + private String sourceLevel = DEFAULT_SL; + + @Override + public synchronized String getSourceLevel() { + return sourceLevel; + } + + private void setSourceLevel(String sourceLevel) { + synchronized (this) { + this.sourceLevel = sourceLevel; + } + cs.fireChange(); + } + + @Override + public void addChangeListener(ChangeListener listener) { + cs.addChangeListener(listener); + } + + @Override + public void removeChangeListener(ChangeListener listener) { + cs.addChangeListener(listener); + } + + } + + private static final class Configuration { + private List<String> currentOptions = Collections.emptyList(); + public final OptionsResultImpl compilerOptions; + public final SourceLevelResultImpl sourceLevelResult; + public final ProxyClassPathImplementation compileClassPathImplementation; + public final ProxyClassPathImplementation compileModulePathImplementation; + public final ClassPath compileClassPath; + public final ClassPath moduleCompileClassPath; + + public Configuration() { + compilerOptions = new OptionsResultImpl(); + sourceLevelResult = new SourceLevelResultImpl(); + compileClassPathImplementation = new ProxyClassPathImplementation(); + compileModulePathImplementation = new ProxyClassPathImplementation(); + compileClassPath = ClassPathFactory.createClassPath(compileClassPathImplementation); + moduleCompileClassPath = ClassPathFactory.createClassPath(compileModulePathImplementation); + } + + private boolean setConfiguration(String vmOptions) { + List<String> newOptions = compilerOptions.doParse(vmOptions); + + synchronized (this) { + if (currentOptions.equals(newOptions)) { + return false; + } + + currentOptions = newOptions; + } + + compilerOptions.setArguments(newOptions); + + String classpath = ""; + String modulepath = ""; + String sourceLevel = SourceLevelResultImpl.DEFAULT_SL; + + for (int i = 0; i < newOptions.size(); i++) { + if (i + 1 >= newOptions.size()) + continue; + String parameter = newOptions.get(i + 1); + switch (newOptions.get(i)) { + case "-classpath": case "-cp": case "--class-path": + classpath = parameter; + break; + case "--module-path": case "-p": + modulepath = parameter; + break; + case "--source": Review Comment: Thanks, but I don't think it should be here - these are source launcher options (as opposed to javac options), and source launcher does not support `-source`. -- This is an automated message from the Apache Git Service. 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