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Glossary
There is a reasonable amount of confusion about Java, JRE, and other Java products and their version numbering. Below you will find a small glossary that may be helpful fordetermining whether you have the correct software and versions installed on your platform.
-
JRE 6.0
: The Java Runtime Environment. This you need. It contains the Java Virtual Machine (JVM 1.6, see below) and Java Web Start (JWS 1.6, see below).
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JVM 1.6
: The Java Virtual Machine, gets started by the binary called
java
. Its version can be fond out by the command
java -version
.
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JWS 1.6
: Java Web Start, a mechanism to start java applications over the web and to download the most recent version of these applications. JWS contains a so-called Java Application Cache Viewer (see below).
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Java Application Cache Viewer
: The Cache Viewer is started by the binary called
javaws
and allows the re-starting and uninstalling of local java applications. Initial download and first start of remote applications is done via the browser. Once downloaded an application gets displayed in the Java Application Cache Viewer GUI.
Next:
General Installation Problems
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Troubleshooting
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Troubleshooting
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The ALMA OT Team, 2011 May 20