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informatica:linux:java

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informatica:linux:java [2015/06/18 13:50] – joseinformatica:linux:java [2018/10/04 08:16] (current) – [SUN JRE via java-package] javi
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 Java JRE Java Runtime Environment Plugin Mozilla Iceweasel Java JRE Java Runtime Environment Plugin Mozilla Iceweasel
 +
 +===== Descarga versiones antiguas de java =====
 +http://www.oracle.com/technetwork/java/javase/archive-139210.html
  
 ===== JRE ===== ===== JRE =====
Line 18: Line 21:
 ==== SUN JRE ===== ==== SUN JRE =====
  
-Probado en Jessie:+1. Descargar el JRE de Oracle:
  
-1. Descargar JRE:+https://www.java.com/en/download/linux_manual.jsp
  
-Todas:\\ +En mi caso "Linux x64":
-http://www.oracle.com/technetwork/java/javase/archive-139210.html+
  
-Versión 7:\\ +http://javadl.oracle.com/webapps/download/AutoDL?BundleId=233162_512cd62ec5174c3487ac17c61aaa89e8
-http://www.oracle.com/technetwork/java/javase/downloads/jre7-downloads-1880261.html+
  
-En mi caso:+2. Descomprimirlo en /opt
  
-jre-7u11-linux-x64.tar.gz+<code> 
 +sudo cp /path/to/jre-8u171-linux-x64.tar.gz /opt 
 +cd /opt 
 +sudo tar xfz jre-8u171-linux-x64.tar.gz 
 +sudo ln -s jre1.8.0_171 java 
 +</code>
  
-2. Descomprimir en /opt:+3. Instalar la alternativa:
  
-  cd /opt +  sudo update-alternatives --install /usr/bin/java java /opt/java/bin/java 2
-  sudo cp /tmp/jre-7u11-linux-x64.tar.gz . +
-  sudo tar xvfz jre-7u11-linux-x64.tar.gz +
-  sudo ln -s jre1.7.0_11 java +
-   +
-3. Enlazar+
  
-  cd /usr/local/bin/ +4. Activarla: 
-  sudo ln -s  /opt/java/bin/java+ 
 +  sudo update-alternatives --config java 
 + 
 +5. Seleccionar la entrada que acabamos de crear, en nuestro caso la opción 1: 
 + 
 +<code> 
 +There are 2 choices for the alternative java (providing /usr/bin/java). 
 + 
 +  Selection    Path                                            Priority   Status 
 +------------------------------------------------------------ 
 +  0            /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java   1081      auto mode 
 +* 1            /opt/java/bin/java                               2         manual mode 
 +  2            /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java   1081      manual mode 
 + 
 +Press <enter> to keep the current choice[*], or type selection number:  
 +</code> 
 + 
 +6. Comprobar que tenemos la versión de Oracle de java: 
 + 
 +  java -version
      
 +Salida esperada:
 +
 +<code>
 +java version "1.8.0_171"
 +Java(TM) SE Runtime Environment (build 1.8.0_171-b11)
 +Java HotSpot(TM) 64-Bit Server VM (build 25.171-b11, mixed mode)
 +</code>
 +
 ==== SUN JRE via java-package ===== ==== SUN JRE via java-package =====
  
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 2. Update the list of available packages and install the java-package package: 2. Update the list of available packages and install the java-package package:
  
-  apt-get update && apt-get install java-package && exit+  sudo apt-get update && sudo apt-get install java-package
  
 3. Download the desired Java JDK/JRE binary distribution (Oracle). Choose tar.gz archives or self-extracting archives, do not choose the RPM! 3. Download the desired Java JDK/JRE binary distribution (Oracle). Choose tar.gz archives or self-extracting archives, do not choose the RPM!
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 ==== SUN JRE ==== ==== SUN JRE ====
-Puede que para que funcione también se tenga que cambiar la jre del sistema 
  
-El plugin del navegador es el fichero +1. Descargar el JRE de Oracle:
-  /usr/lib/mozilla/plugins/libjavaplugin.so +
-Que suele ser un link simbólico a alternatives: +
-  /usr/lib/mozilla/plugins/libjavaplugin.so -> /etc/alternatives/mozilla-javaplugin.so +
-Que a su vez es un link simbólico a la JVM que utilice. +
-En el caso de OPENJDK: +
-  /etc/alternatives/mozilla-javaplugin.so -> /usr/lib/jvm/java-6-openjdk-amd64/jre/lib/amd64/IcedTeaPlugin.so +
-En el caso de SUN de Java +
-  /etc/alternatives/mozilla-javaplugin.so -> /usr/lib/jvm/sun-jdk1.6.0_45/jre/lib/amd64/libnpjp2.so+
  
-Probado en Jessie:+https://www.java.com/en/download/linux_manual.jsp
  
-1. Descargar JRE:+En mi caso "Linux x64":
  
-http://www.oracle.com/technetwork/java/javase/downloads/index.html \\ +http://javadl.oracle.com/webapps/download/AutoDL?BundleId=233162_512cd62ec5174c3487ac17c61aaa89e8
-http://www.oracle.com/technetwork/java/javase/downloads/jre7-downloads-1880261.html+
  
-En mi caso:+2. Descomprimirlo en /opt
  
-jre-7u11-linux-x64.tar.gz+<code> 
 +sudo cp /path/to/jre-8u171-linux-x64.tar.gz /opt 
 +cd /opt 
 +sudo tar xfz jre-8u171-linux-x64.tar.gz 
 +sudo ln -s jre1.8.0_171 java 
 +</code>
  
-2. Descomprimir en /opt:+3. Instalar la alternativa:
  
-  sudo cp /tmp/jre-7u11-linux-x64.tar.gz /opt; sudo tar xvfz /tmp/jre-7u11-linux-x64.tar.gz+  sudo update-alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so mozilla-javaplugin.so /opt/java/lib/amd64/libnpjp2.so 1
  
-3. Enlazar. El fichero libjavaplugin.so suele ser un enlace a alternatives+4. Activarla:
  
-  cd /usr/lib/mozilla/plugins/ +  sudo update-alternatives --config  mozilla-javaplugin.so
-  sudo ln -s  /opt/jre1.7.0_11/lib/amd64/libnpjp2.so /usr/lib/mozilla/plugins/libjavaplugin.so+
  
-4. Abrir y cerrar iceweasel+5. Seleccionar la entrada que acabamos de crear, en nuestro caso la opción 1: 
 + 
 +<code> 
 +There are 2 choices for the alternative mozilla-javaplugin.so (providing /usr/lib/mozilla/plugins/libjavaplugin.so). 
 + 
 +  Selection    Path                                                              Priority   Status 
 +------------------------------------------------------------ 
 +  0            /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/IcedTeaPlugin.so   1081      auto mode 
 +* 1            /opt/java/lib/amd64/libnpjp2.so                                    1         manual mode 
 +  2            /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/IcedTeaPlugin.so   1081      manual mode 
 + 
 +Press <enter> to keep the current choice[*], or type selection number:  
 +</code> 
 + 
 +6. Cerrar (si está abierto firefox) y volver a abrir 
 + 
 +7. Teclar en la barra de navegación: 
 + 
 +  about:plugins 
 +   
 +Salida esperada: 
 + 
 +<code> 
 +Java(TM) Plug-in 11.171.2 
 + 
 +    File: libnpjp2.so 
 +    Path: /opt/jre1.8.0_171/lib/amd64/libnpjp2.so 
 +    Version: 11.171.2 
 +    State: Enabled 
 +    Next Generation Java Plug-in 11.171.2 for Mozilla browsers 
 + 
 +MIME Type Description Suffixes 
 +application/x-java-vm Java&#153 Plug-in  
 +application/x-java-applet Java&#153 Plug-in Applet  
 +application/x-java-bean Java&#153 Plug-in JavaBeans  
 +application/x-java-applet;version=1.1 Java&#153 Plug-in  
 +application/x-java-bean;version=1.1 Java&#153 Plug-in  
 +application/x-java-applet;version=1.1.1 Java&#153 Plug-in  
 +application/x-java-bean;version=1.1.1 Java&#153 Plug-in  
 +application/x-java-applet;version=1.1.2 Java&#153 Plug-in  
 +application/x-java-bean;version=1.1.2 Java&#153 Plug-in  
 +application/x-java-applet;version=1.1.3 Java&#153 Plug-in  
 +application/x-java-bean;version=1.1.3 Java&#153 Plug-in  
 +application/x-java-applet;version=1.2 Java&#153 Plug-in  
 +application/x-java-bean;version=1.2 Java&#153 Plug-in  
 +application/x-java-applet;version=1.2.1 Java&#153 Plug-in  
 +application/x-java-bean;version=1.2.1 Java&#153 Plug-in  
 +application/x-java-applet;version=1.2.2 Java&#153 Plug-in  
 +application/x-java-bean;version=1.2.2 Java&#153 Plug-in  
 +application/x-java-applet;version=1.3 Java&#153 Plug-in  
 +application/x-java-bean;version=1.3 Java&#153 Plug-in  
 +application/x-java-applet;version=1.3.1 Java&#153 Plug-in  
 +application/x-java-bean;version=1.3.1 Java&#153 Plug-in  
 +application/x-java-applet;version=1.4 Java&#153 Plug-in  
 +application/x-java-bean;version=1.4 Java&#153 Plug-in  
 +application/x-java-applet;version=1.4.1 Java&#153 Plug-in  
 +application/x-java-bean;version=1.4.1 Java&#153 Plug-in  
 +application/x-java-applet;version=1.4.2 Java&#153 Plug-in  
 +application/x-java-bean;version=1.4.2 Java&#153 Plug-in  
 +application/x-java-applet;version=1.5 Java&#153 Plug-in  
 +application/x-java-bean;version=1.5 Java&#153 Plug-in  
 +application/x-java-applet;version=1.6 Java&#153 Plug-in  
 +application/x-java-bean;version=1.6 Java&#153 Plug-in  
 +application/x-java-applet;version=1.7 Java&#153 Plug-in  
 +application/x-java-bean;version=1.7 Java&#153 Plug-in  
 +application/x-java-applet;jpi-version=1.8.0_171 Java&#153 Plug-in  
 +application/x-java-bean;jpi-version=1.8.0_171 Java&#153 Plug-in  
 +application/x-java-applet;version=1.8 Java&#153 Plug-in  
 +application/x-java-bean;version=1.8 Java&#153 Plug-in  
 +application/x-java-applet;deploy=11.171.2 Java&#153 Plug-in  
 +application/x-java-applet;javafx=8.0.171 Java&#153 Plug-in  
 +application/x-java-vm-npruntime Java&#153 Plug-in  
 +</code>
  
 ===== Error eclipse y java solo debian ===== ===== Error eclipse y java solo debian =====
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 Instalamos el paquete y nos aparece como alternativa. Instalamos el paquete y nos aparece como alternativa.
-=== Descomprimiendo jvm de forma manual ===+==== Descomprimiendo jvm de forma manual ====
 Descomprimimos la JVM en /usr/lib/jvm/jdk1.7.0_80/ Descomprimimos la JVM en /usr/lib/jvm/jdk1.7.0_80/
  
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   update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7.0_80/bin/javac 100   update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7.0_80/bin/javac 100
  
-== Cambiando de JVM ==+=== Cambiando de JVM ===
 Ahora seleccionamos la nueva jvm: Ahora seleccionamos la nueva jvm:
 <code> <code>
informatica/linux/java.1434635447.txt.gz · Last modified: by jose