Shigar da saita Java akan Ubuntu 17.04 Zesty Zapus

Java muhimmin ci gaba ne don aiwatarwa ko aiwatar da kayan aiki da yawa a cikin tsarin kuma jim kaɗan bayan fitowar sabon sigar Ubuntu, wanda shine sigar 17.04 Zesty Zapus, ya zama dole a fara shigar da fakiti masu mahimmanci ga tsarinmu.

A halin yanzu da shawarar Java yana da 8 a kan update 131, wanda zamu maida hankali akai. Da Shigar Java akan Ubuntu 17.04, yana da ɗan sauki, za mu iya yi daga PPA ko tarawa kai tsaye.

Da farko zamu fara da girkawa a hanya mafi sauki, wanda shine ta amfani da kunshin da Ubuntu ke bamu kai tsaye, duk da cewa ɗan lokaci ne, tunda Ubuntu baya sabunta su a kan kari lokacin da sabon sigar ya bayyana.

Yadda ake girka JDE akan Ubuntu 17.04 Zesty Zapus

Abu na farko shine bude tashar da aiwatar da mai zuwa:

Da farko za mu sabunta tsarin da fakiti tare da:

sudo apt-get update
sudo apt-get upgrade

Sannan zamu ci gaba shigar da JDE tare da:

sudo apt-get install default-jre

Kuma a shirye muke dashi, tuni muna da yanayin aiwatar da java a cikin tsarinmu.

Yadda ake girka JDK akan Ubuntu 17.04 Zesty Zapus

Haka nan, za mu buɗe tashar mota mu aiwatar da waɗannan umarnin:

sudo apt-get update
sudo apt-get upgrade

Kuma a ƙarshe za mu ci gaba shigar da Kit ɗin Ci gaban Java:

sudo apt-get install default-jdk

Yadda ake girka Oracle JDK akan Ubuntu 17.04 Zesty Zapus

Akwai wata hanyar kuma da yake ba mu shafin yanar gizo menene kunshin Oracle yayi mana kai tsaye kuma zamu iya samun sa ƙara PPA de shafin yanar gizo namu sources.list

Idan sun riga sun ƙara da PPA, ba lallai ba ne a sake ƙarawa, za mu kwafa ne kawai kuma wataƙila mu haifar da rikici. Ga waɗanda suke da shakka, za su iya tabbatar da hakan ta hanyar bin doka mai zuwa:

sudo nano /etc/apt/sources.list

Da zarar mun tabbata zamu ci gaba da ƙara PPA kuma shigar da Oracle Java a cikin tsarinmu.

Za mu bude ƙarewa kuma mu aiwatar:

sudo apt-get update

sudo add-apt-repository ppa:webupd8team/java

sudo apt-get update

sudo apt-get install java-common oracle-java8-installer

Keɓance shigarwar Java akan Ubuntu 17.04 Zesty Zapus

Java tana bamu damar samun nau'uka daban daban wadanda aka girka akan tsarin, wanda da shi zamu zabi wane sigar da zamuyi aiki akansu ba tare da buƙatar sake shigar da sigar da ta gabata ba tare da kawar da na baya ba.
Ta hanyar amfani da sabunta-abubuwa, za mu iya yin wannan daidaituwa wanda zai ba mu damar sarrafa alamomin haɗin da za a yi amfani da su don umarni daban-daban.

sudo update-alternatives --config java

Zai nuna nau'ikan Java daban-daban waɗanda muka girka, a nawa yanayin, kamar yadda sabon shigarwa ne, kawai ina da fasalin yanzu:

Sólo hay una alternativa en el grupo de enlaces java (provee /usr/bin/java): /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java</pre>

Nada que configurar.

Amma gabaɗaya lokacin da samun sigar sama da ɗaya zai nuna wani abu kamar haka:

There are 3 choices for the alternative java (providing /usr/bin/java)

Selection     PathPriorityStatus 
------------------------------------------------------------
*0 /usr/lib/jvm/java-7-oracle/jre/bin/java1074 auto mode
1/usr/lib/jvm/java-6-oracle/jre/bin/java 1073 manual mode
2 /usr/lib/jvm/java-7-oracle/jre/bin/java  1074 manual mode
3 /usr/lib/jvm/java-8-oracle/jre/bin/java 1072 manual mode

Da wanne zai bamu damar zaba da wane lamba (sigar java) don aiki.

Wannan kuma ya shafi sauran umarnin Java, kamar:

sudo update-alternatives --config javadoc

(mai rubutu)

sudo update-alternatives --config javac

(mai tarawa)

sudo update-alternatives --config java_vm

sudo update-alternatives --config jcontrol

sudo update-alternatives --config jarsigner

(sa hannu kayan aiki)

Ayyade mai canza yanayin JAVA_HOME

JAVA_HOME mai canzawa ne don ƙayyade wurin shigar da Java, wanda shirye-shirye da yawa suke amfani dashi ta asali, sabili da haka, don saita wannan canjin ya zama dole mu san inda muka sanya java.

Tare da umarni mai zuwa za mu iya sani:

sudo update-alternatives --config java

Tuni da samun wannan bayanan ya zama dole don ƙara shi zuwa ƙarshen wannan fayil ɗin, muna yin sa tare da umarnin mai zuwa:

sudo nano /etc/environment

La'akari da cewa zamu maye gurbin abin da ke cikin maganganu da hanyar da muka gano a baya.

JAVA_HOME="/usr/lib/jvm/java-8-oracle"

Muna adanawa tare da ctrl + O kuma muna fita tare da ctrl + X.
A ƙarshe mun tabbatar da:

echo $JAVA_HOME

Kuma voila, za mu daidaita hanyar muhalli.

A ƙarshe, java yana ba mu iyaka da zaɓuɓɓuka da gyare-gyare don mu sami damar yin aiki. Kodayake yawancin matakan da aka bayyana anan, kaɗan ne ke amfani da su, ba zai taɓa ciwo ba idan kuna da extraan ƙarin bayanai lokacin da suka cancanta kuma ƙari lokacin da kuka fara aiki akan Java IDE.