Examples with JavaCompiler javax.tools.JavaCompiler used on opensource projects

Example 91 with JavaCompiler

use of javax.tools.JavaCompiler 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 92 with JavaCompiler

use of javax.tools.JavaCompiler in project ceylon-compiler by ceylon.

the class InterruptedExceptionTest method main.

public static void main(String... args) throws Exception {
    //create default shared JavaCompiler - reused across multiple compilations
    JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
    StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
    for (XlintOption xlint : XlintOption.values()) {
        for (SuppressLevel suppress_decl : SuppressLevel.values()) {
            for (SuppressLevel suppress_use : SuppressLevel.values()) {
                for (ClassKind ck : ClassKind.values()) {
                    for (ExceptionKind ek_decl : ExceptionKind.values()) {
                        for (ExceptionKind ek_use : ExceptionKind.values()) {
                            new InterruptedExceptionTest(xlint, suppress_decl, suppress_use, ck, ek_decl, ek_use).run(comp, fm);
                        }
                    }
                }
            }
        }
    }
}

Example 93 with JavaCompiler

use of javax.tools.JavaCompiler in project ceylon-compiler by ceylon.

the class UnusedResourcesTest method test.

static void test(XlintOption xlint, SuppressLevel suppressLevel, ResourceUsage usage1, ResourceUsage usage2, ResourceUsage usage3) throws Exception {
    final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    JavaSource source = new JavaSource(suppressLevel, usage1, usage2, usage3);
    DiagnosticChecker dc = new DiagnosticChecker();
    JavacTask ct = (JavacTask) tool.getTask(null, fm, dc, Arrays.asList(xlint.getXlintOption()), null, Arrays.asList(source));
    ct.analyze();
    check(source, xlint, suppressLevel, usage1, usage2, usage3, dc);
}

Example 94 with JavaCompiler

use of javax.tools.JavaCompiler in project ceylon-compiler by ceylon.

the class T6402077 method main.

public static void main(String... args) throws IOException {
    class MyFileObject extends SimpleJavaFileObject {

        MyFileObject() {
            super(URI.create("myfo:///Test.java"), SOURCE);
        }

        @Override
        public String getCharContent(boolean ignoreEncodingErrors) {
            //      0123456789012345678901234
            return "class Test { Test() { } }";
        }
    }
    JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
    List<JavaFileObject> compilationUnits = Collections.<JavaFileObject>singletonList(new MyFileObject());
    JavacTask task = (JavacTask) javac.getTask(null, null, null, null, null, compilationUnits);
    Trees trees = Trees.instance(task);
    CompilationUnitTree toplevel = task.parse().iterator().next();
    Tree tree = ((ClassTree) toplevel.getTypeDecls().get(0)).getMembers().get(0);
    long pos = trees.getSourcePositions().getStartPosition(toplevel, tree);
    if (pos != 13)
        throw new AssertionError(String.format("Start pos for %s is incorrect (%s)!", tree, pos));
    pos = trees.getSourcePositions().getEndPosition(toplevel, tree);
    if (pos != 23)
        throw new AssertionError(String.format("End pos for %s is incorrect (%s)!", tree, pos));
}

Example 95 with JavaCompiler

use of javax.tools.JavaCompiler in project ceylon-compiler by ceylon.

the class DisjunctiveTypeWellFormednessTest method main.

public static void main(String... args) throws Exception {
    //create default shared JavaCompiler - reused across multiple compilations
    JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
    StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
    for (Arity arity : Arity.values()) {
        for (Alternative a1 : Alternative.values()) {
            if (arity == Arity.ONE) {
                new DisjunctiveTypeWellFormednessTest(a1).run(comp, fm);
                continue;
            }
            for (Alternative a2 : Alternative.values()) {
                if (arity == Arity.TWO) {
                    new DisjunctiveTypeWellFormednessTest(a1, a2).run(comp, fm);
                    continue;
                }
                for (Alternative a3 : Alternative.values()) {
                    if (arity == Arity.THREE) {
                        new DisjunctiveTypeWellFormednessTest(a1, a2, a3).run(comp, fm);
                        continue;
                    }
                    for (Alternative a4 : Alternative.values()) {
                        if (arity == Arity.FOUR) {
                            new DisjunctiveTypeWellFormednessTest(a1, a2, a3, a4).run(comp, fm);
                            continue;
                        }
                        for (Alternative a5 : Alternative.values()) {
                            new DisjunctiveTypeWellFormednessTest(a1, a2, a3, a4, a5).run(comp, fm);
                        }
                    }
                }
            }
        }
    }
}