Re: Some questions on Ant

From:
Lew <lewbloch@gmail.com>
Newsgroups:
comp.lang.java.programmer
Date:
Mon, 13 May 2013 16:05:41 -0700 (PDT)
Message-ID:
<24f08f33-41c0-45d2-ae18-a984974d62ff@googlegroups.com>
subhaba...@gmail.com wrote:

Dear Room,


"Room" is the wrong term.

"Group", "people", "fellow programmers", ...

I was trying to learn Apache Ant.


Have you read the instructions?

I got the following information.

i)Ant is a build tool, it helps to create .exe file.


Wrong. It is a build tool, but it is not to build an EXE file.

ii) Compiling is a subtask of building.
 
Now,
I am confused with few questions.
 
I was exploring the "Ant build" in Eclipse.

 
I could create one "build.xml" and could run successfully.

 
The questions are:
 
i) May I have to write the the "build.xml" or a build file everytime I w=

ant to build a project?

No, but every time you create a project or change how it builds you will ne=
ed to add or modify
the build.xml.

Can't it be done automatic, means the generation of the .xml file?


Not really. You start with a standard build.xml and modify it.

... [snip] ...


That is okay. I could place ant properly my machine can recognize ant in =

command prompt. Other than this as Sujit suggested I could run Lingpipe dem=
o from command prompt. As you are kindly teaching me let me learn it too. I=
 tried it but got the following error, I am trying still let me see where I=
 land tomorrow evening.

 
entation.htm


What?

11/19/2012 12:05 AM <DIR> nltk_classify_naivebayes - NLTK 2_=

0 documentation_files

07/30/2012 11:49 PM 8,785,560 NortonOnlineBackup.exe

.. . .

08/03/2012 12:09 AM 3,401 [Tutor] sys_argv.htm
          266 File(s) 294,060,071 bytes
              86 Dir(s) 416,011,706,368 bytes free


Why are you showing us all that garbage?

C:\Users\subhabrata\Documents>cd lingpipe-4.1.0.tar


A directory should not be named "whatever.tar".

 Directory of C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar
04/12/2013 11:53 PM <DIR> .
04/12/2013 11:53 PM <DIR> ..
04/13/2013 12:00 AM <DIR> lingpipe-4.1.0
               0 File(s) 0 bytes
               3 Dir(s) 416,394,264,576 bytes free


Why are you showing us this garbage?

C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar>cd lingpipe-4.1.0
C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar\lingpipe-4.1.0>dir
 Volume in drive C is Acer
 Volume Serial Number is 7A35-B119
 
 Directory of C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar\lingpipe-4=

..1.0

04/13/2013 12:00 AM <DIR> .
04/13/2013 12:00 AM <DIR> ..
04/13/2013 12:00 AM <DIR> build
06/24/2011 04:54 AM 10,369 build.xml
04/12/2013 11:53 PM <DIR> demos
04/12/2013 11:53 PM <DIR> docs
06/24/2011 04:54 AM 8,063 index.html

....

Why are you showing us this garbage?

C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar\lingpipe-4.1.0>ant build=

..xml

That's not how you invoke Ant. Read the instructions.

Or type "ant --help" or "ant -h" or "man ant" at the command line.

Unable to locate tools.jar. Expected to find it in C:\Program Files\Java\=

jre7\lib\tools.jar

That's not a JDK. Install the JDK. Ant will not work with only the JRE. You=
 cannot build
Java files with only the JRE. This is explained on the Java site. You shoul=
d read the instructions.

Buildfile: C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar\lingpipe-4.1.=

0\build

.xml


You need to fix your broken lines in your posts.

BUILD FAILED
Target "build.xml" does not exist in the project "Alias-i LingPipe".


Yes. You did not invoke Ant correctly.

Total time: 1 second
 
C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar\lingpipe-4.1.0>cd build
 
C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar\lingpipe-4.1.0\build>dir
 Volume in drive C is Acer
 Volume Serial Number is 7A35-B119
 
 Directory of C:\Users\subhabrata\Documents\lingpipe-4.1.0.tar\lingpipe-4=

..1.0\bu

ild
 
04/13/2013 12:00 AM <DIR> .
04/13/2013 12:00 AM <DIR> ..
05/14/2013 01:23 AM <DIR> classes


Why are you showing us this garbage?

... [more garbage deleted] ...


--
Lew

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