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

org.objectweb.asm.CodeVisitor.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.

            for (int i = 0; i < methodNames.size(); i++) {
                String methodName = (String) methodNames.get(i);
                mv.visitMethodInsn(Constants.INVOKESTATIC, classToWrite,
                        methodName, "()V");
            }
            mv.visitInsn(Constants.RETURN);
        }
        super.visitEnd();
    }


}

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        }
        CodeVisitor mv = cv.visitMethod(ACC_PUBLIC, "getCeObject",
                "()Ljava/lang/Object;", null, null);
        // return this;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(ARETURN);
        mv.visitMaxs(0, 0);
    }


    /**
     * Generates the method getCeIdentifier():Object

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                "()Ljava/lang/Object;", null, null);
        // return getPName();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKEVIRTUAL, classToWrite, "getPName",
                "()Lorg/objectweb/jorm/naming/api/PName;");
        mv.visitInsn(ARETURN);
        mv.visitMaxs(0, 0);
    }


    /**
     * Generates the method fixCe():void

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            logger.log(BasicLevel.DEBUG, "Generate the method: fixCe");
        }
        CodeVisitor mv = cv.visitMethod(ACC_PUBLIC, "fixCe", "()V", null, null);
        // speedoFixCount++;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(DUP);
        mv.visitFieldInsn(GETFIELD, classToWrite, FIX_FIELD_NAME, "I");
        mv.visitInsn(ICONST_1);
        mv.visitInsn(IADD);
        mv.visitFieldInsn(PUTFIELD, classToWrite, FIX_FIELD_NAME, "I");

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        CodeVisitor mv = cv.visitMethod(ACC_PUBLIC, "fixCe", "()V", null, null);
        // speedoFixCount++;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(DUP);
        mv.visitFieldInsn(GETFIELD, classToWrite, FIX_FIELD_NAME, "I");
        mv.visitInsn(ICONST_1);
        mv.visitInsn(IADD);
        mv.visitFieldInsn(PUTFIELD, classToWrite, FIX_FIELD_NAME, "I");


        mv.visitInsn(RETURN);
        mv.visitMaxs(0, 0);

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        // speedoFixCount++;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(DUP);
        mv.visitFieldInsn(GETFIELD, classToWrite, FIX_FIELD_NAME, "I");
        mv.visitInsn(ICONST_1);
        mv.visitInsn(IADD);
        mv.visitFieldInsn(PUTFIELD, classToWrite, FIX_FIELD_NAME, "I");


        mv.visitInsn(RETURN);
        mv.visitMaxs(0, 0);
    }

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        mv.visitFieldInsn(GETFIELD, classToWrite, FIX_FIELD_NAME, "I");
        mv.visitInsn(ICONST_1);
        mv.visitInsn(IADD);
        mv.visitFieldInsn(PUTFIELD, classToWrite, FIX_FIELD_NAME, "I");


        mv.visitInsn(RETURN);
        mv.visitMaxs(0, 0);
    }


    /**
     * Generates the method unfixCe():void

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        }
        CodeVisitor mv = cv.visitMethod(ACC_PUBLIC, "unfixCe", "()V", null,
                null);
        // speedoFixCount--;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(DUP);
        mv.visitFieldInsn(GETFIELD, classToWrite, FIX_FIELD_NAME, "I");
        mv.visitInsn(ICONST_1);
        mv.visitInsn(ISUB);
        mv.visitFieldInsn(PUTFIELD, classToWrite, FIX_FIELD_NAME, "I");

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                null);
        // speedoFixCount--;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(DUP);
        mv.visitFieldInsn(GETFIELD, classToWrite, FIX_FIELD_NAME, "I");
        mv.visitInsn(ICONST_1);
        mv.visitInsn(ISUB);
        mv.visitFieldInsn(PUTFIELD, classToWrite, FIX_FIELD_NAME, "I");


        mv.visitInsn(RETURN);
        mv.visitMaxs(0, 0);

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        // speedoFixCount--;
        mv.visitVarInsn(ALOAD, 0);
        mv.visitInsn(DUP);
        mv.visitFieldInsn(GETFIELD, classToWrite, FIX_FIELD_NAME, "I");
        mv.visitInsn(ICONST_1);
        mv.visitInsn(ISUB);
        mv.visitFieldInsn(PUTFIELD, classToWrite, FIX_FIELD_NAME, "I");


        mv.visitInsn(RETURN);
        mv.visitMaxs(0, 0);
    }

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