Examples with COMPUTE_FRAMES org.apache.xbean.asm9.ClassWriter.COMPUTE_FRAMES used on opensource projects

Example 1 with COMPUTE_FRAMES

use of org.apache.xbean.asm9.ClassWriter.COMPUTE_FRAMES in project component-runtime by Talend.

the class PluginGenerator method createChainPlugin.

public File createChainPlugin(final File dir, final String plugin) {
    final File target = new File(dir, plugin);
    try (final JarOutputStream outputStream = new JarOutputStream(new FileOutputStream(target))) {
        final String packageName = toPackage(target.getParentFile().getParentFile().getName()).replace(".", "/");
        final String sourcePackage = "org/talend/test";
        final String fromPack = sourcePackage.replace('/', '.');
        final String toPack = packageName.replace('.', '/');
        final File root = new File(jarLocation(getClass()), sourcePackage);
        ofNullable(root.listFiles()).map(Stream::of).orElseGet(Stream::empty).filter(c -> c.getName().endsWith(".class")).forEach(clazz -> {
            try (final InputStream is = new FileInputStream(clazz)) {
                final ClassReader reader = new ClassReader(is);
                final ClassWriter writer = new ClassWriter(COMPUTE_FRAMES);
                reader.accept(new ClassRemapper(writer, new Remapper() {

                    @Override
                    public String map(final String key) {
                        return key.replace(sourcePackage, toPack).replace(fromPack, packageName);
                    }
                }), EXPAND_FRAMES);
                outputStream.putNextEntry(new JarEntry(toPack + '/' + clazz.getName()));
                outputStream.write(writer.toByteArray());
            } catch (final IOException e) {
                fail(e.getMessage());
            }
        });
    } catch (final IOException e) {
        throw new IllegalStateException(e);
    }
    return target;
}

Example 2 with COMPUTE_FRAMES

use of org.apache.xbean.asm9.ClassWriter.COMPUTE_FRAMES in project openwebbeans by apache.

the class AbstractMetaDataDiscoveryTest method createBean.

private void createBean(final JarOutputStream outputStream, final String resource, final Class<?> itf) throws IOException {
    outputStream.putNextEntry(new JarEntry(resource));
    final ClassWriter writer = new ClassWriter(COMPUTE_FRAMES);
    // make it count for annotated mode
    writer.visitAnnotation(Type.getDescriptor(ApplicationScoped.class), true).visitEnd();
    writer.visit(V1_8, ACC_PUBLIC + ACC_SUPER, resource.substring(0, resource.length() - ".class".length()), null, Type.getInternalName(Object.class), itf == null ? null : new String[] { Type.getInternalName(itf) });
    writer.visitSource(resource.replace(".class", ".java"), null);
    final MethodVisitor constructor = writer.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    constructor.visitCode();
    constructor.visitVarInsn(ALOAD, 0);
    constructor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false);
    constructor.visitInsn(RETURN);
    constructor.visitMaxs(1, 1);
    constructor.visitEnd();
    writer.visitEnd();
    outputStream.write(writer.toByteArray());
    outputStream.closeEntry();
}

Example 3 with COMPUTE_FRAMES

use of org.apache.xbean.asm9.ClassWriter.COMPUTE_FRAMES in project component-runtime by Talend.

the class PluginGenerator method createChainPlugin.

public File createChainPlugin(final File dir, final String plugin) {
    final File target = new File(dir, plugin);
    try (final JarOutputStream outputStream = new JarOutputStream(new FileOutputStream(target))) {
        final String packageName = toPackage(target.getParentFile().getParentFile().getName()).replace(".", "/");
        final String sourcePackage = "org/talend/test";
        final String fromPack = sourcePackage.replace('/', '.');
        final String toPack = packageName.replace('.', '/');
        final File root = new File(jarLocation(getClass()), sourcePackage);
        ofNullable(root.listFiles()).map(Stream::of).orElseGet(Stream::empty).filter(c -> c.getName().endsWith(".class")).forEach(clazz -> {
            try (final InputStream is = new FileInputStream(clazz)) {
                final ClassReader reader = new ClassReader(is);
                final ClassWriter writer = new ClassWriter(COMPUTE_FRAMES);
                reader.accept(new ClassRemapper(writer, new Remapper() {

                    @Override
                    public String map(final String key) {
                        return key.replace(sourcePackage, toPack).replace(fromPack, packageName);
                    }
                }), EXPAND_FRAMES);
                outputStream.putNextEntry(new JarEntry(toPack + '/' + clazz.getName()));
                outputStream.write(writer.toByteArray());
            } catch (final IOException e) {
                fail(e.getMessage());
            }
        });
    } catch (final IOException e) {
        throw new IllegalStateException(e);
    }
    return target;
}

Example 4 with COMPUTE_FRAMES

use of org.apache.xbean.asm9.ClassWriter.COMPUTE_FRAMES in project component-runtime by Talend.

the class RepositoryModelBuilderTest method createChainPlugin.

private File createChainPlugin(final File dir, final String plugin) {
    final File target = new File(dir, plugin);
    try (final JarOutputStream outputStream = new JarOutputStream(new FileOutputStream(target))) {
        final String packageName = toPackage(target.getParentFile().getParentFile().getName()).replace(".", "/");
        final String sourcePackage = "org/talend/test";
        final String fromPack = sourcePackage.replace('/', '.');
        final String toPack = packageName.replace('.', '/');
        final File root = new File(jarLocation(getClass()), sourcePackage);
        ofNullable(root.listFiles()).map(Stream::of).orElseGet(Stream::empty).filter(c -> c.getName().endsWith(".class")).forEach(clazz -> {
            try (final InputStream is = new FileInputStream(clazz)) {
                final ClassReader reader = new ClassReader(is);
                final ClassWriter writer = new ClassWriter(COMPUTE_FRAMES);
                reader.accept(new ClassRemapper(writer, new Remapper() {

                    @Override
                    public String map(final String key) {
                        return key.replace(sourcePackage, toPack).replace(fromPack, packageName);
                    }
                }), EXPAND_FRAMES);
                outputStream.putNextEntry(new JarEntry(toPack + '/' + clazz.getName()));
                outputStream.write(writer.toByteArray());
            } catch (final IOException e) {
                fail(e.getMessage());
            }
        });
    } catch (final IOException e) {
        throw new IllegalStateException(e);
    }
    return target;
}

Example 5 with COMPUTE_FRAMES

use of org.apache.xbean.asm9.ClassWriter.COMPUTE_FRAMES in project component-runtime by Talend.

the class GenericComponentExtensionSupportTest method run.

@Test
void run(@TempDir final Path path) throws IOException {
    final Path pluginFolder = path.resolve("test-plugins_" + UUID.randomUUID().toString());
    Files.createDirectories(pluginFolder);
    final Path target = pluginFolder.resolve("test-compo.jar");
    try (final JarOutputStream outputStream = new JarOutputStream(Files.newOutputStream(target))) {
        final String packageName = "org.talend.generated.test." + getClass().getSimpleName();
        final String sourcePackage = "org/talend/test/generic";
        final String fromPack = sourcePackage.replace('/', '.');
        final String toPack = packageName.replace('.', '/');
        final File root = new File(jarLocation(getClass()), sourcePackage);
        ofNullable(root.listFiles()).map(Stream::of).orElseGet(Stream::empty).filter(c -> c.getName().endsWith(".class")).forEach(clazz -> {
            try (final InputStream is = new FileInputStream(clazz)) {
                final ClassReader reader = new ClassReader(is);
                final ClassWriter writer = new ClassWriter(COMPUTE_FRAMES);
                reader.accept(new ClassRemapper(writer, new Remapper() {

                    @Override
                    public String map(final String key) {
                        return key.replace(sourcePackage, toPack).replace(fromPack, packageName);
                    }
                }), EXPAND_FRAMES);
                outputStream.putNextEntry(new JarEntry(toPack + '/' + clazz.getName()));
                outputStream.write(writer.toByteArray());
                outputStream.closeEntry();
            } catch (final IOException e) {
                fail(e.getMessage());
            }
        });
        outputStream.putNextEntry(new JarEntry("META-INF/services/" + GenericComponentExtension.class.getName()));
        outputStream.write((packageName + '.' + MyGenericImpl.class.getSimpleName()).getBytes(StandardCharsets.UTF_8));
        outputStream.closeEntry();
    } catch (final IOException e) {
        throw new IllegalStateException(e);
    }
    try (final ComponentManager manager = new ComponentManager(new File("target/test-dependencies"), "META-INF/test/dependencies", null)) {
        manager.addPlugin(target.toAbsolutePath().toString());
        final Mapper mapper = manager.findMapper("my-generic", "the-first", 1, singletonMap("a", "a->1")).orElseThrow(IllegalStateException::new);
        // we bypass a bit the lifecycle cause we know the test component we
        final Input input = mapper.create();
        // use
        final Record next = Record.class.cast(input.next());
        assertEquals("my-generic", next.getString("plugin"));
        assertEquals("the-first", next.getString("name"));
        assertEquals("a", next.getString("key"));
        assertEquals("a->1", next.getString("value"));
        assertNull(input.next());
    }
}