Examples with Stmt com.googlecode.dex2jar.ir.stmt.Stmt used on opensource projects

Example 41 with Stmt

use of com.googlecode.dex2jar.ir.stmt.Stmt in project dex2jar by pxb1988.

the class Dex2jar method doTranslate.

private void doTranslate(final Path dist) throws IOException {
    DexFileNode fileNode = new DexFileNode();
    try {
        reader.accept(fileNode, readerConfig | DexFileReader.IGNORE_READ_EXCEPTION);
    } catch (Exception ex) {
        exceptionHandler.handleFileException(ex);
    }
    ClassVisitorFactory cvf = new ClassVisitorFactory() {

        @Override
        public ClassVisitor create(final String name) {
            return new ClassVisitor(Opcodes.ASM4, new ClassWriter(ClassWriter.COMPUTE_MAXS)) {

                @Override
                public void visitEnd() {
                    super.visitEnd();
                    ClassWriter cw = (ClassWriter) super.cv;
                    byte[] data;
                    try {
                        // FIXME handle 'java.lang.RuntimeException: Method code too large!'
                        data = cw.toByteArray();
                    } catch (Exception ex) {
                        System.err.println(String.format("ASM fail to generate .class file: %s", name));
                        exceptionHandler.handleFileException(ex);
                        return;
                    }
                    try {
                        Path dist1 = dist.resolve(name + ".class");
                        Path parent = dist1.getParent();
                        if (parent != null && !Files.exists(parent)) {
                            Files.createDirectories(parent);
                        }
                        Files.write(dist1, data);
                    } catch (IOException e) {
                        e.printStackTrace(System.err);
                    }
                }
            };
        }
    };
    new ExDex2Asm(exceptionHandler) {

        public void convertCode(DexMethodNode methodNode, MethodVisitor mv) {
            if ((readerConfig & DexFileReader.SKIP_CODE) != 0 && methodNode.method.getName().equals("<clinit>")) {
                // also skip clinit
                return;
            }
            super.convertCode(methodNode, mv);
        }

        @Override
        public void optimize(IrMethod irMethod) {
            T_cleanLabel.transform(irMethod);
            if (0 != (v3Config & V3.TOPOLOGICAL_SORT)) {
            // T_topologicalSort.transform(irMethod);
            }
            T_deadCode.transform(irMethod);
            T_removeLocal.transform(irMethod);
            T_removeConst.transform(irMethod);
            T_zero.transform(irMethod);
            if (T_npe.transformReportChanged(irMethod)) {
                T_deadCode.transform(irMethod);
                T_removeLocal.transform(irMethod);
                T_removeConst.transform(irMethod);
            }
            T_new.transform(irMethod);
            T_fillArray.transform(irMethod);
            T_agg.transform(irMethod);
            T_multiArray.transform(irMethod);
            T_voidInvoke.transform(irMethod);
            if (0 != (v3Config & V3.PRINT_IR)) {
                int i = 0;
                for (Stmt p : irMethod.stmts) {
                    if (p.st == Stmt.ST.LABEL) {
                        LabelStmt labelStmt = (LabelStmt) p;
                        labelStmt.displayName = "L" + i++;
                    }
                }
                System.out.println(irMethod);
            }
            T_type.transform(irMethod);
            T_unssa.transform(irMethod);
            T_ir2jRegAssign.transform(irMethod);
            T_trimEx.transform(irMethod);
        }

        @Override
        public void ir2j(IrMethod irMethod, MethodVisitor mv) {
            new IR2JConverter(0 != (V3.OPTIMIZE_SYNCHRONIZED & v3Config)).convert(irMethod, mv);
        }
    }.convertDex(fileNode, cvf);
}