Examples of org.objectweb.asm.MethodVisitor.visitInsn()

org.objectweb.asm.MethodVisitor.visitInsn()
Visits a zero operand instruction. @param opcode the opcode of the instruction to be visited. This opcode iseither NOP, ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1, ICONST_2, ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1, FCONST_0, FCONST_1, FCONST_2, DCONST_0, DCONST_1, IALOAD, LALOAD, FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD, IASTORE, LASTORE, FASTORE, DASTORE, AASTORE, BASTORE, CASTORE, SASTORE, POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, SWAP, IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, DSUB, IMUL, LMUL, FMUL, DMUL, IDIV, LDIV, FDIV, DDIV, IREM, LREM, FREM, DREM, INEG, LNEG, FNEG, DNEG, ISHL, LSHL, ISHR, LSHR, IUSHR, LUSHR, IAND, LAND, IOR, LOR, IXOR, LXOR, I2L, I2F, I2D, L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B, I2C, I2S, LCMP, FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN, FRETURN, DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW, MONITORENTER, or MONITOREXIT.

      mv.visitFrame(F_SAME, 0, null, 0, null);
      mv.visitTypeInsn(NEW, "java/lang/IllegalArgumentException");
      mv.visitInsn(DUP);
      mv.visitMethodInsn(INVOKESPECIAL,
          "java/lang/IllegalArgumentException", "<init>", "()V");
      mv.visitInsn(ATHROW);
      mv.visitLabel(end);
      mv.visitFrame(F_SAME, 0, null, 0, null);
      mv.visitInsn(RETURN);
      mv.visitMaxs(2, 2);
      mv.visitEnd();

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      mv.visitMethodInsn(INVOKESPECIAL,
          "java/lang/IllegalArgumentException", "<init>", "()V");
      mv.visitInsn(ATHROW);
      mv.visitLabel(end);
      mv.visitFrame(F_SAME, 0, null, 0, null);
      mv.visitInsn(RETURN);
      mv.visitMaxs(2, 2);
      mv.visitEnd();
    }
    cv.visitEnd();
    return cw.toByteArray();

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      mv = cv.visitMethod(ACC_PUBLIC, mName, mDesc, null, null);
      if (mv != null) {
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, name, fName, fDesc);
        mv.visitInsn(fType.getOpcode(IRETURN));
        mv.visitMaxs(fType.getSize(), 1);
        mv.visitEnd();
      }


      // generate setter

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      if (mv != null) {
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitVarInsn(fType.getOpcode(ILOAD), 1);
        mv.visitFieldInsn(PUTFIELD, name, fName, fDesc);
        mv.visitInsn(RETURN);
        mv.visitMaxs(1 + fType.getSize(), 1 + fType.getSize());
        mv.visitEnd();
      }
    }

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    if (mv != null) {
      mv.visitCode();
      mv.visitVarInsn(ALOAD, 0);
      mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>",
          "()V");
      mv.visitInsn(RETURN);
      mv.visitMaxs(1, 1);
      mv.visitEnd();
    }
    mv = cv.visitMethod(ACC_PUBLIC, "getF", "()I", null, null);
    if (mv != null) {

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        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, SUPER_CLASS, "<init>", "()V");
        Label line = new Label();
        mv.visitLineNumber(0, line);
        mv.visitInsn(RETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();
        return cw;
    }

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        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, FAST_SUPER_CLASS, "<init>", "()V");
        Label line = new Label();
        mv.visitLineNumber(0, line);
        mv.visitInsn(RETURN);
        mv.visitMaxs(1, 1);
        mv.visitEnd();
        return cw;
    }

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                    ClassWriter cw = createCtor(mnamePath);
                    MethodVisitor mv = startCall(cw);
                    
                    mv.visitVarInsn(ALOAD, 3);
                    mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature));
                    mv.visitInsn(ARETURN);
                    mv.visitMaxs(1, 3);
                    c = endCall(cw, mv, mname);
                }
                InvocationCallback ic = (InvocationCallback) c.newInstance();
                ic.setArity(Arity.noArguments());

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                    loadArguments(mv, METHOD_ARGS_INDEX, 1, descriptor);


                    mv.visitVarInsn(ALOAD, 3);
                    mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature));
                    mv.visitInsn(ARETURN);
                    mv.visitMaxs(3, 3);
                    c = endCall(cw, mv, mname);
                }
                InvocationCallback ic = (InvocationCallback) c.newInstance();
                ic.setArity(Arity.singleArgument());

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                    loadArguments(mv, METHOD_ARGS_INDEX, 2, descriptor);


                    mv.visitVarInsn(ALOAD, 3);
                    mv.visitMethodInsn(INVOKEVIRTUAL, typePath, method, sig(ret, signature));
                    mv.visitInsn(ARETURN);
                    mv.visitMaxs(4, 3);
                    c = endCall(cw, mv, mname);
                }
                InvocationCallback ic = (InvocationCallback) c.newInstance();
                ic.setArity(Arity.twoArguments());

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