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Re: Java Error xlsread

From: Tatsuro MATSUOKA
Subject: Re: Java Error xlsread
Date: Tue, 31 Mar 2015 18:31:37 +0900 (JST)

----- Original Message -----

> From: Imran Azeezullah 
> To: help-octave
> Cc: 
> Date: 2015/3/31, Tue 10:48
> Subject: Re: Java Error xlsread
> On 30/03/15 17:01, adrianc852 wrote:
>>  Hello,
>>  I am using the GUI 3.8.2 version of Octave on the 64 bit Windows 8.1 using
>>  32 bit excel 2010.  I am having trouble installing and loading the java
>>  package.  I use the command to download it.  I also use the setenv command
>>  before installing:
>>  setenv ("JAVA_HOME", "C:\Program 
> Files\Java\jdk1.8.0_40\jre\lib\amd64");
>>  This is the error I get:
>>  Error while trying to install Java package:
>>  JAVA_HOME environment variable does not properly point to a JDK
>>     Hint:
>>     JAVA_HOME should usually be set such that either:
>>     (on *nix:)
>>       <JAVA_HOME>/jre/lib/<arch>/client/ contains 
> (file or symlink)
>>     (on OSX:)
>>       <JAVA_HOME>/../Libraries/ contains a file libclient.dylib
>>     (on Windows:)
>>       <JAVA_HOME>/jre/lib/<arch>/ contains a file jvm.cfg
>>     (<arch> depends on your system hardware, can be i386, x86_64, 
> alpha, arm,
>>  ...)
>>  Ultimately, I would like to use the xlsread command but even when I had 
> this
>>  working before it would not allow me to specify a worksheet for importing
>>  data. Can anyone help?
> From the error and the hint shown, it appears that you should set 
> JAVA_HOME to this:
> setenv("JAVA_HOME", "C:\Program 
> Files\Java\jdk1.8.0_40");
> and attempt the installation again. Not sure about the \ business on 
> windows, try with / path separator if it doesn't work.
> -- Imran

As I wrote previously, you should not install the java package for octave-3.8 
or later
because the java feature is implemented to octave-core from octave-3.8 if 
binaries build with enabling java.

The latest octave-3.8.2 for windows (3.8.2-5) includes the java feature.


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