Examples with CompilationUnitTree com.sun.source.tree.CompilationUnitTree used on opensource projects

Example 6 with CompilationUnitTree

use of com.sun.source.tree.CompilationUnitTree in project error-prone by google.

the class ClassName method matchCompilationUnit.

@Override
public Description matchCompilationUnit(CompilationUnitTree tree, VisitorState state) {
    if (tree.getTypeDecls().isEmpty() || tree.getPackageName() == null) {
        return Description.NO_MATCH;
    }
    String filename = Files.getNameWithoutExtension(tree.getSourceFile().getName());
    List<String> names = new ArrayList<>();
    for (Tree member : tree.getTypeDecls()) {
        if (member instanceof ClassTree) {
            ClassTree classMember = (ClassTree) member;
            if (isSuppressed(classMember)) {
                // and @SuppressWarnings can't be applied to packages.
                return Description.NO_MATCH;
            }
            if (classMember.getSimpleName().contentEquals(filename)) {
                return Description.NO_MATCH;
            }
            if (classMember.getModifiers().getFlags().contains(Modifier.PUBLIC)) {
                // the error.
                return Description.NO_MATCH;
            }
            names.add(classMember.getSimpleName().toString());
        }
    }
    String message = String.format("Expected a class declaration named %s inside %s.java, instead found: %s", filename, filename, Joiner.on(", ").join(names));
    return buildDescription(tree.getPackageName()).setMessage(message).build();
}

Example 7 with CompilationUnitTree

use of com.sun.source.tree.CompilationUnitTree in project error-prone by google.

the class GuardedByBinderTest method bind.

private String bind(String className, String exprString, JavaFileObject fileObject) {
    JavaCompiler javaCompiler = JavacTool.create();
    JavacTaskImpl task = (JavacTaskImpl) javaCompiler.getTask(new PrintWriter(System.err, true), fileManager, null, Collections.<String>emptyList(), null, Arrays.asList(fileObject));
    Iterable<? extends CompilationUnitTree> compilationUnits = task.parse();
    task.analyze();
    for (CompilationUnitTree compilationUnit : compilationUnits) {
        FindClass finder = new FindClass();
        finder.visitTopLevel((JCTree.JCCompilationUnit) compilationUnit);
        for (JCTree.JCClassDecl classDecl : finder.decls) {
            if (classDecl.getSimpleName().contentEquals(className)) {
                Optional<GuardedByExpression> guardExpression = GuardedByBinder.bindString(exprString, GuardedBySymbolResolver.from(ASTHelpers.getSymbol(classDecl), compilationUnit, task.getContext(), null));
                if (!guardExpression.isPresent()) {
                    throw new IllegalGuardedBy(exprString);
                }
                return guardExpression.get().debugPrint();
            }
        }
    }
    throw new AssertionError("Couldn't find a class with the given name: " + className);
}

Example 8 with CompilationUnitTree

use of com.sun.source.tree.CompilationUnitTree in project ceylon-compiler by ceylon.

the class T6598108 method main.

public static void main(String[] args) throws Exception {
    //NOI18N
    final String bootPath = System.getProperty("sun.boot.class.path");
    final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    assert tool != null;
    final JavacTask ct = (JavacTask) tool.getTask(null, null, null, Arrays.asList("-bootclasspath", bootPath), null, Arrays.asList(new MyFileObject()));
    CompilationUnitTree cut = ct.parse().iterator().next();
    TreePath tp = new TreePath(new TreePath(cut), cut.getTypeDecls().get(0));
    Scope s = Trees.instance(ct).getScope(tp);
    TypeElement type = ct.getElements().getTypeElement("com.sun.java.util.jar.pack.Package.File");
    if (Trees.instance(ct).isAccessible(s, type)) {
        //"false" would be expected here.
        throw new IllegalStateException("");
    }
}

Example 9 with CompilationUnitTree

use of com.sun.source.tree.CompilationUnitTree in project ceylon-compiler by ceylon.

the class T6557752 method main.

public static void main(String[] args) throws IOException {
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
    task = (JavacTask) compiler.getTask(null, null, null, null, null, List.of(new MyFileObject()));
    Iterable<? extends CompilationUnitTree> asts = task.parse();
    task.analyze();
    trees = Trees.instance(task);
    MyVisitor myVisitor = new MyVisitor();
    for (CompilationUnitTree ast : asts) {
        myVisitor.compilationUnit = ast;
        myVisitor.scan(ast, null);
    }
    if (!myVisitor.foundError) {
        throw new AssertionError("Expected error not found!");
    }
}

Example 10 with CompilationUnitTree

use of com.sun.source.tree.CompilationUnitTree in project ceylon-compiler by ceylon.

the class GenStubs method run.

boolean run(String sourcepath, File outdir, List<String> classes) {
    //System.err.println("run: sourcepath:" + sourcepath + " outdir:" + outdir + " classes:" + classes);
    if (sourcepath == null)
        throw new IllegalArgumentException("sourcepath not set");
    if (outdir == null)
        throw new IllegalArgumentException("source output dir not set");
    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
    try {
        fm.setLocation(StandardLocation.SOURCE_OUTPUT, Collections.singleton(outdir));
        fm.setLocation(StandardLocation.SOURCE_PATH, splitPath(sourcepath));
        List<JavaFileObject> files = new ArrayList<JavaFileObject>();
        for (String c : classes) {
            JavaFileObject fo = fm.getJavaFileForInput(StandardLocation.SOURCE_PATH, c, JavaFileObject.Kind.SOURCE);
            if (fo == null)
                error("class not found: " + c);
            else
                files.add(fo);
        }
        JavacTask t = tool.getTask(null, fm, null, null, null, files);
        Iterable<? extends CompilationUnitTree> trees = t.parse();
        for (CompilationUnitTree tree : trees) {
            makeStub(fm, tree);
        }
    } catch (IOException e) {
        error("IO error " + e, e);
    }
    return (errors == 0);
}