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From Lance Norskog <goks...@gmail.com>
Subject Re: how to implement a TokenFilter?
Date Wed, 26 Dec 2012 23:28:36 GMT
Go to the top directory and do this:
cp dev-tools/eclipse/dot.project .project
cp dev-tools/eclipse/dot.classpath .classpath
cp -r dev-tools/eclipse/dot.settings .settings

The 'ant eclipse' target does this setup.

On 12/24/2012 10:45 PM, Xi Shen wrote:
> Hi Lance,
>
> I got the lucene 4 from
> http://mirror.bjtu.edu.cn/apache/lucene/java/4.0.0/lucene-4.0.0-src.tgz, it
> is an Ant project. But I do not which IDE can import it...I tried Eclipse,
> it cannot import the build.xml file.
>
>
> Thanks,
> D.
>
>
> On Mon, Dec 24, 2012 at 12:02 PM, Lance Norskog <goksron@gmail.com> wrote:
>
>> You need to use an IDE. Find the Attribute type and show all subclasses.
>> This shows a lot of rare ones and a few which are used a lot. Now, look at
>> source code for various TokenFilters and search for other uses of the
>> Attributes you find. This generally is how I figured it out.
>>
>> Also, after the full Analyzer stack is called, the caller saves the output
>> (I guess to codecs?). You can look at which Attributes it saves.
>>
>>
>> On 12/23/2012 06:30 PM, Xi Shen wrote:
>>
>>> thanks a lot :)
>>>
>>>
>>> On Mon, Dec 24, 2012 at 10:22 AM, feng lu <amuseme.lu@gmail.com> wrote:
>>>
>>>   hi Shen
>>>> May be you can see some source code in org.apache.lucene.analysis
>>>> package,
>>>> such LowerCaseFilter.java,**StopFilter.java and so on.
>>>>
>>>> and some common attribute includes:
>>>>
>>>> offsetAtt = addAttribute(OffsetAttribute.**class);
>>>> termAtt = addAttribute(**CharTermAttribute.class);
>>>> typeAtt = addAttribute(TypeAttribute.**class);
>>>>
>>>> Regards
>>>>
>>>>
>>>> On Sun, Dec 23, 2012 at 4:01 PM, Rafał Kuć <r.kuc@solr.pl> wrote:
>>>>
>>>>   Hello!
>>>>> The simplest way is to look at Lucene javadoc and see what
>>>>> implementations of Attribute interface there are -
>>>>>
>>>>>   http://lucene.apache.org/core/**4_0_0/core/org/apache/lucene/**
>>>> util/Attribute.html<http://lucene.apache.org/core/4_0_0/core/org/apache/lucene/util/Attribute.html>
>>>>
>>>>> --
>>>>> Regards,
>>>>>    Rafał Kuć
>>>>>    Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch
>>>>>
>>>>>   thanks, i read this ready. it is useful, but it is too 'small'...
>>>>>> e.g. for this.charTermAttr = addAttribute(**CharTermAttribute.class);
>>>>>> i want to know what are the other attributes i need in order to
>>>>>>
>>>>> implement
>>>>> my function. where i can find a references to these attributes? i tried
>>>>> on
>>>>>
>>>>>> lucene & solr wiki, but all i found is a list of the names of
these
>>>>>> attributes, nothing about what are they capable of...
>>>>>>
>>>>>
>>>>>
>>>>>   On Sat, Dec 22, 2012 at 10:37 PM, Rafał Kuć <r.kuc@solr.pl>
wrote:
>>>>>>> Hello!
>>>>>>>
>>>>>>> A small example with some explanation can be found here:
>>>>>>> http://solr.pl/en/2012/05/14/**developing-your-own-solr-**filter/<http://solr.pl/en/2012/05/14/developing-your-own-solr-filter/>
>>>>>>>
>>>>>>> --
>>>>>>> Regards,
>>>>>>>    Rafał Kuć
>>>>>>>    Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch
>>>>>>>
>>>>>>>   Hi,
>>>>>>>> I need a guide to implement my own TokenFilter. I checked
the wiki,
>>>>>>>>
>>>>>>> but I
>>>>>> could not find any useful guide :(
>>>>>>>
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>>>>>>>
>>>>>>>
>>>>>>>
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>>>>>
>>>>>
>>>>>
>>>> --
>>>> Don't Grow Old, Grow Up... :-)
>>>>
>>>>
>>>
>> ------------------------------**------------------------------**---------
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>>
>>
>


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