Examples with JavacTask com.sun.source.util.JavacTask used on opensource projects

Example 86 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class Warn4 method test.

static void test(SourceLevel sourceLevel, TrustMe trustMe, SuppressLevel suppressLevelClient, SuppressLevel suppressLevelDecl, ModifierKind modKind, Signature vararg_meth, Signature client_meth) throws Exception {
    final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    JavaSource source = new JavaSource(trustMe, suppressLevelClient, suppressLevelDecl, modKind, vararg_meth, client_meth);
    DiagnosticChecker dc = new DiagnosticChecker();
    JavacTask ct = (JavacTask) tool.getTask(null, fm, dc, Arrays.asList("-Xlint:unchecked", "-source", sourceLevel.sourceKey), null, Arrays.asList(source));
    // to get mandatory notes
    ct.generate();
    check(dc.warnings, sourceLevel, new boolean[] { vararg_meth.giveUnchecked(client_meth), vararg_meth.giveVarargs(client_meth) }, source, trustMe, suppressLevelClient, suppressLevelDecl, modKind);
}

Example 87 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class Test method test.

void test(File test) throws Exception {
    JavacTool tool1 = JavacTool.create();
    StandardJavaFileManager fm = tool1.getStandardFileManager(null, null, null);
    Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(test);
    // parse test file into a tree, and write it out to a stringbuffer using Pretty
    JavacTask t1 = tool1.getTask(null, fm, null, null, null, files);
    StringWriter sw = new StringWriter();
    PrintWriter pw = new PrintWriter(sw);
    Iterable<? extends CompilationUnitTree> trees = t1.parse();
    for (CompilationUnitTree tree : trees) {
        new Pretty(pw, true).printExpr((JCTree) tree);
    }
    pw.close();
    final String out = sw.toString();
    System.err.println("generated code:\n" + out + "\n");
    // verify the generated code is valid Java by compiling it
    JavacTool tool2 = JavacTool.create();
    JavaFileObject fo = new SimpleJavaFileObject(URI.create("output"), JavaFileObject.Kind.SOURCE) {

        @Override
        public CharSequence getCharContent(boolean ignoreEncodingErrors) {
            return out;
        }
    };
    JavacTask t2 = tool2.getTask(null, fm, null, null, null, Collections.singleton(fo));
    boolean ok = t2.call();
    if (!ok)
        throw new Exception("compilation of generated code failed");
    File expectedClass = new File(test.getName().replace(".java", ".class"));
    if (!expectedClass.exists())
        throw new Exception(expectedClass + " not found");
}

Example 88 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class T6665791 method main.

public static void main(String[] args) throws Exception {
    write(test_java, test);
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
    StandardJavaFileManager manager = compiler.getStandardFileManager(null, null, null);
    Iterable<? extends JavaFileObject> units = manager.getJavaFileObjects(test_java);
    final StringWriter sw = new StringWriter();
    JavacTask task = (JavacTask) compiler.getTask(sw, manager, null, null, null, units);
    new TreeScanner<Boolean, Void>() {

        @Override
        public Boolean visitClass(ClassTree arg0, Void arg1) {
            sw.write(arg0.toString());
            return super.visitClass(arg0, arg1);
        }
    }.scan(task.parse(), null);
    System.out.println("output:");
    System.out.println(sw.toString());
    String found = sw.toString().replaceAll("\\s+", " ").trim();
    String expect = test.replaceAll("\\s+", " ").trim();
    if (!expect.equals(found)) {
        System.out.println("expect: " + expect);
        System.out.println("found:  " + found);
        throw new Exception("unexpected output");
    }
}

Example 89 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class T6956638 method test.

void test(File... sourceFiles) throws Exception {
    System.err.println("Test " + (++count) + ": " + Arrays.asList(sourceFiles));
    File classesDir = new File("classes" + count);
    classesDir.mkdirs();
    StringWriter compilerOutputStream = new StringWriter();
    List<String> compileOptions = Arrays.asList("-d", classesDir.getPath());
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
    DiagnosticCollector<JavaFileObject> diagnosticCollector = new DiagnosticCollector<JavaFileObject>();
    StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnosticCollector, null, null);
    Iterable<? extends JavaFileObject> sourceFileObjects = fileManager.getJavaFileObjects(sourceFiles);
    System.err.println("1- javac given java source JavaFileObjects " + sourceFileObjects);
    JavaCompiler.CompilationTask task = compiler.getTask(compilerOutputStream, fileManager, null, compileOptions, null, sourceFileObjects);
    JavacTask javacTask = (JavacTask) task;
    Iterable<? extends CompilationUnitTree> parsedTrees = javacTask.parse();
    Iterable<? extends Element> analyzedTrees = javacTask.analyze();
    Iterable<? extends JavaFileObject> generatedFiles = javacTask.generate();
    System.err.println("2- parsed:" + size(parsedTrees) + " analysed:" + size(analyzedTrees) + " generated:" + size(generatedFiles));
    System.err.print("3-");
    for (JavaFileObject f : generatedFiles) System.err.print(" " + f);
    System.err.println("");
    System.err.print("5-");
    for (File f : classesDir.listFiles()) System.err.print(" " + f);
    System.err.println("");
    System.err.println("----");
    System.err.println(compilerOutputStream.toString());
    if (size(generatedFiles) != size(parsedTrees)) {
        throw new Exception("wrong number of files generated: " + size(generatedFiles) + " expected: " + size(parsedTrees));
    }
}

Example 90 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class InterruptedExceptionTest method run.

void run(JavaCompiler tool, StandardJavaFileManager fm) throws Exception {
    JavacTask ct = (JavacTask) tool.getTask(null, fm, diagChecker, Arrays.asList(xlint.getXlintOption()), null, Arrays.asList(source));
    ct.analyze();
    check();
}