Package org.mvel2.asm

Examples of org.mvel2.asm.ClassReader

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        public Class<?> loadClass(final String name) throws ClassNotFoundException
        {
            if (name.startsWith(prefix)) {
                try {
                    ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
                    ClassReader cr = new ClassReader(getClass().getResourceAsStream("/"
                            + name.replace('.', '/') + ".class"));
                    cr.accept(new AdviceClassAdapter(cw),
                            ClassReader.EXPAND_FRAMES);
                    byte[] bytecode = cw.toByteArray();
                    return super.defineClass(name, bytecode, 0, bytecode.length);
                } catch (IOException ex) {
                    throw new ClassNotFoundException("Load error: "
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        return new BasicVerifierTest().getSuite();
    }

    @Override
    public void test() throws Exception {
        ClassReader cr = new ClassReader(is);
        ClassNode cn = new ClassNode();
        cr.accept(cn, 0);
        List<MethodNode> methods = cn.methods;
        for (int i = 0; i < methods.size(); ++i) {
            MethodNode method = methods.get(i);
            Analyzer<?> a = new Analyzer<BasicValue>(new BasicVerifier());
            a.analyze(cn.name, method);
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    }

    @Override
    public void test() throws Exception {
        ClassWriter cw = new ClassWriter(0);
        ClassReader cr = new ClassReader(is);
        Map<String, String> map = new HashMap<String, String>() {
            @Override
            public String get(Object key) {
                return "Foo";
            }
        };
        cr.accept(new RemappingClassAdapter(cw, new SimpleRemapper(map)), ClassReader.EXPAND_FRAMES);
    }
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    protected void assertMaxs(final int maxStack, final int maxLocals) {
        mv.visitMaxs(maxStack, maxLocals);
        mv.visitEnd();
        cw.visitEnd();
        byte[] b = cw.toByteArray();
        ClassReader cr = new ClassReader(b);
        cr.accept(new EmptyVisitor() {
            @Override
            public MethodVisitor visitMethod(
                final int access,
                final String name,
                final String desc,
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        return new SourceInterpreterTest().getSuite();
    }

    @Override
    public void test() throws Exception {
        ClassReader cr = new ClassReader(is);
        ClassNode cn = new ClassNode();
        cr.accept(cn, 0);
        List<MethodNode> methods = cn.methods;
        for (int i = 0; i < methods.size(); ++i) {
            MethodNode method = methods.get(i);
            Analyzer<?> a = new Analyzer<SourceValue>(new SourceInterpreter());
            a.analyze(cn.name, method);
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        return new TraceClassAdapterTest().getSuite();
    }

    @Override
    public void test() throws Exception {
        ClassReader cr = new ClassReader(is);
        ClassWriter cw = new ClassWriter(0);
        ClassVisitor cv = new TraceClassVisitor(cw,
                new PrintWriter(new CharArrayWriter()));
        cr.accept(cv, new Attribute[] { new Comment(), new CodeComment() }, 0);
        assertEquals(cr, new ClassReader(cw.toByteArray()));
    }
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        return new ASMifierTest().getSuite();
    }

    @Override
    public void test() throws Exception {
        ClassReader cr = new ClassReader(is);

        if (cr.b.length > 20000) {
            return;
        }

        StringWriter sw = new StringWriter();
        ASMifierClassVisitor cv = new ASMifierClassVisitor(new PrintWriter(sw));
        cr.accept(cv, new Attribute[] { new Comment(), new CodeComment() }, 0);

        String generated = sw.toString();

        byte[] generatorClassData;
        try {
            generatorClassData = Compiler.compile(n, generated);
        } catch (Exception ex) {
            System.err.println(generated);
            System.err.println("------------------");
            throw ex;
        }

        String nd = n + "Dump";
        if (n.indexOf('.') != -1) {
            nd = "asm." + nd;
        }

        Class<?> c = LOADER.defineClass(nd, generatorClassData);
        Method m = c.getMethod("dump", new Class[0]);
        byte[] b = (byte[]) m.invoke(null, new Object[0]);

        assertEquals(cr, new ClassReader(b));
    }
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        return new CheckClassAdapterTest().getSuite();
    }

    @Override
    public void test() throws Exception {
        ClassReader cr = new ClassReader(is);
        ClassWriter cw = new ClassWriter(0);
        cr.accept(new CheckClassAdapter(cw), 0);
        assertEquals(cr, new ClassReader(cw.toByteArray()));
    }
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* @author Eric Bruneton
*/
public class Analysis implements Opcodes {

    public static void main(final String[] args) throws Exception {
        ClassReader cr = new ClassReader("Analysis");
        ClassNode cn = new ClassNode();
        cr.accept(cn, ClassReader.SKIP_DEBUG);

        List<MethodNode> methods = cn.methods;
        for (int i = 0; i < methods.size(); ++i) {
            MethodNode method = methods.get(i);
            if (method.instructions.size() > 0) {
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        InputStream is = getResourceAsStream(resource);
        byte[] b;

        // adapts the class on the fly
        try {
            ClassReader cr = new ClassReader(is);
            ClassWriter cw = new ClassWriter(0);
            ClassVisitor cv = new TraceFieldClassAdapter(cw);
            cr.accept(cv, 0);
            b = cw.toByteArray();
        } catch (Exception e) {
            throw new ClassNotFoundException(name, e);
        }
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