Java harshe ne da ya dace da abu kuma babban matakin shirye-shirye, tare da fa'idodin ayyuka iri-iri. ฦaya daga cikin irin waษannan ayyuka shine ikon bin albarkatun tsarin, kamar amfani da ฦwararren ฦwaฦwalwar ฦarfafawa (RAM). Daga ฦirฦirar ingantattun aikace-aikace zuwa aikin gyara matsala, fahimtar amfani da RAM na aikace-aikacenku na iya zama mahimmanci. A cikin wannan labarin, za mu bincika yadda ake samun amfani da RAM a cikin Java kuma za mu lalata dukkan lambar Java a gare ku mataki-mataki.
Amfani da RAM shine ma'auni mai mahimmanci don tabbatar da ingantaccen aiki na kowane aikace-aikacen da aka haษaka a Java. Ta hanyar fahimtar adadin wannan mahimman albarkatun da app ษin ku ke amfani da shi, zaku iya aiki don haษaka ayyukan ฦa'idar da haษaka aikinta.
Hanyar Kula da Amfani da RAM a Java
Domin bin diddigin amfani da RAM na aikace-aikacen Java, za mu yi amfani da ajin 'Runtime', wanda ke cikin kunshin 'java.lang'. Ajin 'Runtime' yana ba da hanyoyi da yawa waษanda ke ba mu damar yin mu'amala da Muhallin Runtime Java (JRE).
public class Main { public static void main(String[] args) { Runtime runtime = Runtime.getRuntime(); long memory = runtime.totalMemory() - runtime.freeMemory(); System.out.println("Used memory in bytes: " + memory); System.out.println("Used memory in megabytes: " + bytesToMegabytes(memory)); } private static long bytesToMegabytes(long bytes) { return bytes / (1024L * 1024L); } }
Breaking Down The Code
A cikin shirin Java da ke sama, hanyar`Runtime.getRuntime()` tana mayar da abin da ake aiki da shi tare da aikace-aikacen Java na yanzu. Hanyoyin 'TotalMemory()' da 'freeMemory()' daga ajin 'Runtime' suna mayar da jimillar ฦwaฦwalwar ajiya da ฦwaฦwalwar ajiyar kyauta a cikin Injin Virtual na Java (JVM) bi da bi.
Lokacin da muka cire ฦwaฦwalwar ajiyar kyauta daga jimlar ฦwaฦwalwar ajiya, za mu sami ฦwaฦwalwar ajiyar yanzu wanda aikace-aikacen Java ษinmu ke amfani da shi. Wannan yana ba mu amfani da ฦwaฦwalwar ajiya a cikin bytes. Don musanya waษannan bytes zuwa mafi kyawun tsari, kamar megabytes, muna amfani da aikin jujjuyawa mai sauฦi 'bytesToMegabyte()''.
Laburaren da ke da hannu da Ayyuka iri ษaya
Shirin Java yana ba da damar ginanniyar ayyukan da ke akwai tare da kunshin `java.lang`, musamman ajin 'Runtime'. Ita ce jigon sarrafa ฦwaฦwalwar ajiya a aikace-aikacen Java.
Bayan Java, yawancin harsunan shirye-shirye suna ba da ayyuka iri ษaya don dawo da amfanin ฦwaฦwalwar ajiyar kowace aikace-aikacen da aka bayar. Misali, Python yana ba da ษakin karatu na 'psutil', wanda zai iya tattara tsari da sarrafa kayan aiki.
A cikin aikace-aikacen ฦwaฦwalwar ajiyar ฦwaฦwalwar ajiya ko yayin hulษa tare da manyan bayanan bayanai, saka idanu da sarrafa amfani da RAM ya zama mahimmanci don aiki mai sauฦi da ฦwarewar mai amfani. Fahimtar amfani da RAM ษin aikace-aikacen ku na Java muhimmin bangare ne na inganta shirin ku.
Sauran Aikace-aikace da Yanayin Gaba
Baya ga kawai maido da amfani da ฦwaฦwalwar ajiya, ana iya amfani da lambar saka idanu ta RAM a sama a wasu aikace-aikace daban-daban. Waษannan aikace-aikacen sun haษa da bin diddigin leaks na ฦwaฦwalwar ajiya, sa ido kan yadda ake amfani da ฦwaฦwalwar ajiya na ainihi, haifar da tarin shara, da sauransu.
Makomar aikace-aikace za ta yi yuwuwar dogaro da ฦarfi kan ingantaccen amfani da albarkatu. Yayin da aikace-aikacen ke ci gaba da girma kuma mafi rikitarwa, ingantaccen sarrafa albarkatu kamar RAM zai taka muhimmiyar rawa a aikin aikace-aikacen da gamsuwar mai amfani. A ฦarshe, fahimtar amfani da RAM na aikace-aikacen Java muhimmin bangare ne na haษaka aikace-aikacenku don ingantaccen ฦwarewar mai amfani.