Shigar Java a cikin Ubuntu yana da sauƙi. Wannan yana gabatar da mai fassara java zuwa tsarin aikinmu. Amma idan muna son yin shiri a cikin Java ko kuma kawai tsara lamba a cikin wannan yaren shirye-shiryen, za mu buƙaci kayan aikin Java don yin hakan.
Za mu sami wannan a cikin kayan haɓakawa wanda ke wanzu ko wanda aka sani da JDK. Java JDK ana iya sanya shi cikin sauƙi, kamar mai fassara, amma zamu buƙaci yin wasu canje-canje don tsarin don gane JDK a matsayin babban kunshin.
Da farko dole muyi shigar da JDK a cikin rarraba mu. Don yin wannan, za mu buÉ—e tashar mota kuma mu rubuta abubuwa masu zuwa:
sudo apt-get install openjdk-8-jdk
Yadda zaka saita JDK a cikin Ubuntu 17.04 namu
Wannan zai sanya sigar Java ta kyauta cikin siga ta 8. JDK cikakke mai jituwa kuma mafi kyauta fiye da asalin Oracle. Da zarar mun shigar da JDK, dole ne mu gaya wa tsarin cewa muna da JDK kuma dole ne ya yi amfani da shi duk lokacin da muke tarawa ko buƙatar Kayan Haɓakar Java. Don yin wannan mun buɗe tashar kuma rubuta:
export JAVA_HOME=/usr/lib/jvm/java-8-openjdk
Kuma yanzu mun rubuta layi mai zuwa a cikin tashar don canza hanyar tsarin, haifar da matsalolin tattara abubuwa da yawa don warware su.
export PATH=$PATH:/usr/lib/jvm/java-8-openjdk/bin
Bayan wannan, duk abubuwan daidaitawa da suka shafi Java an gama su kuma zamu sami kayan haɓaka Java gaba ɗaya, wanda zai bamu damar tattarawa da ƙirƙirar aikace-aikace a cikin Java. Duk da haka, akwai shi wani zaɓi wanda zai ba mu damar sanin idan an shigar da JDK daidai. Don yin wannan, zamu buɗe tashar kuma rubuta abubuwa masu zuwa:
javac -version
Bayan wannan, tashar za ta nuna mana sigar Java da muka girka a Ubuntu da JDK da ke cikin tsarin. Tsarin yana da sauƙi, amma kada ku manta da matakan daidaitawa, tun da yawancin matsaloli suna bayyana saboda waɗannan abubuwan daidaitawa.