Class PdeAdapter

java/src/processing/mode/java/lsp/PdeAdapter.java:50–427

import static java.util.Arrays.copyOfRange;

class PdeAdapter {
  File rootPath;
  LanguageClient client;
  JavaMode javaMode;
  File pdeFile;
  Sketch sketch;
  CompletionGenerator completionGenerator;
  PreprocService preprocService;
  ErrorChecker errorChecker;
  CompletableFuture<PreprocSketch> cps;
  CompletionGenerator suggestionGenerator;
  Set<URI> prevDiagnosticReportUris = new HashSet<>();
  PreprocSketch ps;
  

  PdeAdapter(File rootPath, LanguageClient client) {
    this.rootPath = rootPath;
    this.client = client;

    File location = Platform.getContentFile("modes/java");
    ModeContribution mc =
      ModeContribution.load(null, location, JavaMode.class.getName());
    if (mc == null) {
      // Shouldn't be possible but IntelliJ is complaining about it,
      // and we may run into path issues when running externally [fry 221126]
      throw new RuntimeException("Could not load Java Mode from " + location);
    }
    javaMode = (JavaMode) mc.getMode();

    pdeFile = new File(rootPath, rootPath.getName() + ".pde");
    sketch = new Sketch(pdeFile.toString(), javaMode);
    completionGenerator = new CompletionGenerator(javaMode);
    preprocService = new PreprocService(javaMode, sketch);
    errorChecker = new ErrorChecker(this::updateProblems, preprocService);
    cps = CompletableFutures.computeAsync(_x -> {
      throw new RuntimeException("unreachable");
    });
    suggestionGenerator = new CompletionGenerator(javaMode);

    notifySketchChanged();
  }


  static Optional<File> uriToPath(URI uri) {
    try {
      return Optional.of(new File(uri));
    } catch (Exception e) {
      return Optional.empty();
    }
  }


  static URI pathToUri(File path) {
    return path.toURI();
  }


  static Offset toLineCol(String s, int offset) {