FieldWriter(final ClassWriter cw, final int access, final String name,
            final String desc, final String signature, final Object value) {
        super(Opcodes.ASM4);
        if (cw.firstField == null) {
            cw.firstField = this;
        } else {
            cw.lastField.fv = this;
        }
        cw.lastField = this;
        this.cw = cw;
        this.access = access;
        this.name = cw.newUTF8(name);
        this.desc = cw.newUTF8(desc);
        if (ClassReader.SIGNATURES && signature != null) {
            this.signature = cw.newUTF8(signature);
        }
        if (value != null) {
            this.value = cw.newConstItem(value).index;
        }
    }