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From Martin Gainty <mgai...@hotmail.com>
Subject RE: Can't get ant to install...
Date Wed, 03 Apr 2013 00:11:08 GMT
J2SE 7 = 51,
J2SE 6.0 = 50,
J2SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JDK 1.2 = 46,
JDK 1.1 = 45
echo $JAVA_HOMEyou'll need to (re)compile all of your java classes with the same JDK (from
 $JAVA_HOME)that your JRE runs with $JAVA_HOME\jreIn other words
javac -version java -version
should be the same version
after I untar ANT i set $ANT_HOME to the location of untared folder
place $ANT_HOME\bin on $PATH

Martin Gainty 
______________________________________________ 
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 > Date: Tue, 2 Apr 2013 13:37:58 -0400
> Subject: Can't get ant to install...
> From: yoursurrogategod@gmail.com
> To: user@ant.apache.org
> 
> Hi all, I'm trying to install ant.
> 
> After using sudo, I ran this command and this is the result that I got:
> 
> $ sudo ./build.sh -Dant.install=/usr/bin
> [sudo] password for developer:
> Exception in thread "main" java.lang.UnsupportedClassVersionError:
> org/apache/tools/ant/launch/Launcher : Unsupported major.minor version 51.0
>     at java.lang.ClassLoader.defineClass1(Native Method)
>     at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
>     at
> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
>     at java.net.URLClassLoader.defineClass(URLClassLoader.java:277)
>     at java.net.URLClassLoader.access$000(URLClassLoader.java:73)
>     at java.net.URLClassLoader$1.run(URLClassLoader.java:212)
>     at java.security.AccessController.doPrivileged(Native Method)
>     at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
>     at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
>     at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
>     at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
> Could not find the main class: org.apache.tools.ant.launch.Launcher.
> Program will exit.
> 
> Ok... not what I wanted.  Then, just for kicks, this is what I decided to
> do:
> 
> $ ./build.sh -Dant.install=/usr install
> Buildfile:
> /home/developer/Downloads/apache-projects/apache-ant-1.9.0/build.xml
> 
> install:
> 
> prepare:
> 
> check_for_optional_packages:
> 
> build:
> Copying 2 files to
> /home/developer/Downloads/apache-projects/apache-ant-1.9.0/build/classes
> 
> jars:
> Building jar:
> /home/developer/Downloads/apache-projects/apache-ant-1.9.0/build/lib/ant.jar
> 
> dist-lite:
> Copying 21 files to /usr/lib
> 
> BUILD FAILED
> /home/developer/Downloads/apache-projects/apache-ant-1.9.0/build.xml:1403:
> The following error occurred while executing this line:
> /home/developer/Downloads/apache-projects/apache-ant-1.9.0/build.xml:877:
> Failed to copy
> /home/developer/Downloads/apache-projects/apache-ant-1.9.0/build/lib/ant-antlr.jar
> to /usr/lib/ant-antlr.jar due to java.io.FileNotFoundException
> /usr/lib/ant-antlr.jar (Permission denied)
> 
> Total time: 7 seconds
> 
> 
> And that's not surprising.  I do want ant to be installed in /usr/bin, but
> get that funky Java error when I try.
> 
> Why is that?
> 
> How can I instally ant-1.9 on my CentOS 6.3 machine?  No, it was not
> pre-installed :) .
 		 	   		  
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