/**
* Generate the dex file
*
* @return byte code
*/
public static byte[] generate() {
ApplicationWriter aw = new ApplicationWriter();
aw.visit();
generateFirstActivity(aw);
aw.visitEnd();
return aw.toByteArray();
}
private static void generateFirstActivity(ApplicationWriter aw) {
ClassVisitor cv;
MethodVisitor mv;
cv = aw.visitClass(ACC_PUBLIC, "Lft/nevo/FirstActivity;", null, "Landroid/app/Activity;", null);
cv.visit(0, ACC_PUBLIC, "Lft/nevo/FirstActivity;", null, "Landroid/app/Activity;", null);
cv.visitSource("FirstActivity.java", null);
{
mv = cv.visitMethod(ACC_PUBLIC + ACC_CONSTRUCTOR, "<init>", "V", null, null);
mv.visitCode();
Label l0 = new Label();
mv.visitLabel(l0);
mv.visitLineNumber(6, l0);
mv.visitMethodInsn(
INSN_INVOKE_DIRECT, "Landroid/app/Activity;", "<init>", "V", new int[] {0});
mv.visitInsn(INSN_RETURN_VOID);
mv.visitMaxs(1, 0);
mv.visitEnd();
}
{
mv = cv.visitMethod(ACC_PUBLIC, "onCreate", "VLandroid/os/Bundle;", null, null);
mv.visitCode();
mv.visitParameters(new String[] {"savedInstanceState"});
Label l0 = new Label();
mv.visitLabel(l0);
mv.visitLineNumber(10, l0);
mv.visitMethodInsn(
INSN_INVOKE_SUPER,
"Landroid/app/Activity;",
"onCreate",
"VLandroid/os/Bundle;",
new int[] {1, 2});
Label l1 = new Label();
mv.visitLabel(l1);
mv.visitLineNumber(11, l1);
mv.visitVarInsn(INSN_CONST_HIGH16, 0, 2130903040);
mv.visitMethodInsn(
INSN_INVOKE_VIRTUAL, "Lft/nevo/FirstActivity;", "setContentView", "VI", new int[] {1, 0});
Label l2 = new Label();
mv.visitLabel(l2);
mv.visitLineNumber(14, l2);
mv.visitInsn(INSN_RETURN_VOID);
mv.visitMaxs(3, 0);
mv.visitEnd();
}
{
mv = cv.visitMethod(ACC_PUBLIC, "myMethod", "V", null, null);
mv.visitCode();
// Added code.
Label label1 = new Label();
Label label2 = new Label();
mv.visitLabel(label1);
mv.visitJumpInsn(INSN_GOTO_16, label2, 0, 0);
mv.visitJumpInsn(INSN_GOTO_16, label2, 0, 0);
// NOPs are inserted here.
for (int i = 0; i < MethodAdapterResizeGoto8BitsDoubleRefs.NB_NOPS; i++) {
mv.visitInsn(INSN_NOP);
}
mv.visitLabel(label2);
mv.visitJumpInsn(INSN_GOTO_16, label1, 0, 0);
mv.visitJumpInsn(INSN_GOTO_16, label1, 0, 0);
mv.visitInsn(INSN_RETURN_VOID);
mv.visitMaxs(1, 0);
mv.visitEnd();
}
cv.visitEnd();
}
