Class: TokyoTyrant::DB

Inherits:
Object
  • Object
show all
Includes:
TokyoTyrant
Defined in:
ext/tokyo_tyrant.c

Constant Summary

Constants included from TokyoTyrant

EINVALID, EKEEP, EMISC, ENOHOST, ENOREC, ERECV, EREFUSED, ESEND, ESUCCESS, ITDECIMAL, ITKEEP, ITLEXICAL, ITVOID

Instance Method Summary collapse

Methods included from TokyoTyrant

#add_double, #add_int, #check, #close, #copy, #db_size, #delete_keys_with_prefix, #each_key, #ecode, #empty?, #errmsg, #ext, #fwmkeys, #get_double, #get_int, #iterinit, #iternext, #keys, #misc, #optimize, #out, #outlist, #reconnect, #restore, #rnum, #server, #setmst, #stat, #sync, #vanish

Instance Method Details

#each ⇒ Object Also known as: each_pair 



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# File 'ext/tokyo_tyrant_db.c', line 149

static VALUE cDB_each(VALUE vself){
  VALUE vrv;
  if(rb_block_given_p() != Qtrue) rb_raise(rb_eArgError, "no block given");
  TCRDB *db = mTokyoTyrant_getdb(vself);
  vrv = Qnil;
  tcrdbiterinit(db);
  int ksiz;
  char *kbuf;
  while((kbuf = tcrdbiternext(db, &ksiz)) != NULL){
    int vsiz;
    char *vbuf = tcrdbget(db, kbuf, ksiz, &vsiz);
    vrv = rb_yield_values(2, rb_str_new2(kbuf), StringRaw(vbuf, vsiz));
    tcfree(vbuf);
    tcfree(kbuf);
  }
  return vrv;
}

#each_value ⇒ Object 



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# File 'ext/tokyo_tyrant_db.c', line 167

static VALUE cDB_each_value(VALUE vself){
  VALUE vrv;
  if(rb_block_given_p() != Qtrue) rb_raise(rb_eArgError, "no block given");
  TCRDB *db = mTokyoTyrant_getdb(vself);
  vrv = Qnil;
  tcrdbiterinit(db);
  int ksiz;
  char *kbuf;
  while((kbuf = tcrdbiternext(db, &ksiz)) != NULL){
    int vsiz;
    char *vbuf = tcrdbget(db, kbuf, ksiz, &vsiz);
    vrv = rb_yield_values(1, StringRaw(vbuf, vsiz));
    tcfree(vbuf);
    tcfree(kbuf);
  }
  return vrv;
}

#fetch(*args) ⇒ Object

rb_define_method(cDB, “check_value”, cDB_check_value, 1); rb_define_alias(cDB, “has_value?”, “check_value”); rb_define_alias(cDB, “value?”, “check_value”);



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# File 'ext/tokyo_tyrant_db.c', line 136

static VALUE cDB_fetch(int argc, VALUE *argv, VALUE vself){
  VALUE vkey, vrv, vforce;
  rb_scan_args(argc, argv, "11", &vkey, &vforce);
  if(rb_block_given_p() != Qtrue) rb_raise(rb_eArgError, "no block given");
  if(vforce == Qnil) vforce = Qfalse;

  if(vforce != Qfalse || (vrv = cDB_get(vself, vkey)) == Qnil){
    vrv = rb_yield(vkey);
    cDB_put(vself, vkey, vrv);
  }
  return vrv;
}

#get(vkey) ⇒ Object Also known as: [] 



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# File 'ext/tokyo_tyrant_db.c', line 76

static VALUE cDB_get(VALUE vself, VALUE vkey){
  VALUE vval;
  char *buf;
  int bsiz, ecode;
  TCRDB *db = mTokyoTyrant_getdb(vself);

  // this is ugly
  vkey = StringValueEx(vkey);
  if(!(buf = tcrdbget(db, RSTRING_PTR(vkey), RSTRING_LEN(vkey), &bsiz))){
    if ((ecode = tcrdbecode(db))) {
      if (ecode != TTENOREC) mTokyoTyrant_exception(vself);
    }
    return Qnil;
  } else {
    vval = StringRaw(buf, bsiz);
  }

  tcfree(buf);
  return vval;
}

#mget(*args) ⇒ Object Also known as: lget 



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# File 'ext/tokyo_tyrant_db.c', line 97

static VALUE cDB_mget(int argc, VALUE *argv, VALUE vself){
  VALUE vkeys, vhash, vvalue;
  TCMAP *recs;
  TCRDB *db = mTokyoTyrant_getdb(vself);
  rb_scan_args(argc, argv, "*", &vkeys);

  // I really hope there is a better way to do this
  if (RARRAY_LEN(vkeys) == 1) {
    vvalue = rb_ary_entry(vkeys, 0);
    switch (TYPE(vvalue)){
      case T_STRING:
      case T_FIXNUM:
        break;
      case T_ARRAY:
        vkeys = vvalue;
        break;
      case T_STRUCT: // range is not a T_STRUCT instead of a T_OBJECT in ruby1.9?
      case T_OBJECT:
        vkeys = rb_convert_type(vvalue, T_ARRAY, "Array", "to_a");
        break;
    }
  }

  Check_Type(vkeys, T_ARRAY);

  recs = varytomap(vkeys);
  if(!tcrdbget3(db, recs)) return Qnil;
  vhash = maptovhash(recs);
  tcmapdel(recs);
  return vhash;
}

#mput(vhash) ⇒ Object Also known as: lput 



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# File 'ext/tokyo_tyrant_db.c', line 37

static VALUE cDB_mput(VALUE vself, VALUE vhash){
  VALUE vary;
  TCLIST *list, *args;
  TCRDB *db = mTokyoTyrant_getdb(vself);

  args = vhashtolist(vhash);
  list = tcrdbmisc(db, "putlist", 0, args);
  vary = listtovary(list);
  tclistdel(args);
  tclistdel(list);
  return vary;
}

#put(vkey, vstr) ⇒ Object Also known as: []=

Rufus Compat



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# File 'ext/tokyo_tyrant_db.c', line 33

static VALUE cDB_put(VALUE vself, VALUE vkey, VALUE vstr){
  return cDB_put_method(vself, vkey, vstr, TTPUT);
}

#putcat(vkey, vstr) ⇒ Object 



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# File 'ext/tokyo_tyrant_db.c', line 54

static VALUE cDB_putcat(VALUE vself, VALUE vkey, VALUE vstr){
  return cDB_put_method(vself, vkey, vstr, TTPUTCAT);
}

#putkeep(vkey, vstr) ⇒ Object 



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# File 'ext/tokyo_tyrant_db.c', line 50

static VALUE cDB_putkeep(VALUE vself, VALUE vkey, VALUE vstr){
  return cDB_put_method(vself, vkey, vstr, TTPUTKEEP);  
}

#putnr(vkey, vstr) ⇒ Object 



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# File 'ext/tokyo_tyrant_db.c', line 58

static VALUE cDB_putnr(VALUE vself, VALUE vkey, VALUE vstr){
  return cDB_put_method(vself, vkey, vstr, TTPUTNR);
}

#putshl(vkey, vstr, vwidth) ⇒ Object 



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# File 'ext/tokyo_tyrant_db.c', line 62

static VALUE cDB_putshl(VALUE vself, VALUE vkey, VALUE vstr, VALUE vwidth){
  bool res;
  TCRDB *db = mTokyoTyrant_getdb(vself);

  vkey = StringValueEx(vkey);
  vstr = StringValueEx(vstr);

  res = tcrdbputshl(db, RSTRING_PTR(vkey), RSTRING_LEN(vkey), RSTRING_PTR(vstr), RSTRING_LEN(vstr), FIXNUM_P(vwidth));

  if(!res) mTokyoTyrant_exception(vself);

  return Qtrue;
}

#values ⇒ Object 



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# File 'ext/tokyo_tyrant_db.c', line 185

static VALUE cDB_values(VALUE vself){
  VALUE vary;
  TCRDB *db = mTokyoTyrant_getdb(vself);
  vary = rb_ary_new2(tcrdbrnum(db));
  tcrdbiterinit(db);
  int ksiz;
  char *kbuf;
  while((kbuf = tcrdbiternext(db, &ksiz)) != NULL){
    int vsiz;
    char *vbuf = tcrdbget(db, kbuf, ksiz, &vsiz);
    rb_ary_push(vary, StringRaw(vbuf, vsiz));
    tcfree(vbuf);
    tcfree(kbuf);
  }
  return vary;
}

#vsiz(vkey) ⇒ Object

Rufus Compat



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# File 'ext/tokyo_tyrant_db.c', line 129

static VALUE cDB_vsiz(VALUE vself, VALUE vkey){
  TCRDB *db = mTokyoTyrant_getdb(vself);

  vkey = StringValueEx(vkey);
  return INT2NUM(tcrdbvsiz(db, RSTRING_PTR(vkey), RSTRING_LEN(vkey)));
}